[PATCH v2 1/4] drm/gma500: Remove Medfield support

Medfield is an outdated mobile platform with apparently no users left. Remove it from gma500.

v2: * remove DSI-related declarations from headers (Patrik)

Signed-off-by: Thomas Zimmermann tzimmermann@suse.de --- drivers/gpu/drm/gma500/Kconfig | 7 - drivers/gpu/drm/gma500/Makefile | 10 - drivers/gpu/drm/gma500/cdv_intel_hdmi.c | 4 - drivers/gpu/drm/gma500/mdfld_device.c | 564 --------- drivers/gpu/drm/gma500/mdfld_dsi_dpi.c | 1017 ----------------- drivers/gpu/drm/gma500/mdfld_dsi_dpi.h | 79 -- drivers/gpu/drm/gma500/mdfld_dsi_output.c | 603 ---------- drivers/gpu/drm/gma500/mdfld_dsi_output.h | 377 ------ drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c | 679 ----------- drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.h | 80 -- drivers/gpu/drm/gma500/mdfld_intel_display.c | 966 ---------------- drivers/gpu/drm/gma500/mdfld_output.c | 74 -- drivers/gpu/drm/gma500/mdfld_output.h | 76 -- drivers/gpu/drm/gma500/mdfld_tmd_vid.c | 197 ---- drivers/gpu/drm/gma500/mdfld_tpo_vid.c | 83 -- drivers/gpu/drm/gma500/psb_drv.c | 12 - drivers/gpu/drm/gma500/psb_drv.h | 67 -- drivers/gpu/drm/gma500/psb_intel_drv.h | 4 - drivers/gpu/drm/gma500/psb_intel_reg.h | 12 +- drivers/gpu/drm/gma500/psb_irq.c | 72 +- drivers/gpu/drm/gma500/psb_irq.h | 2 - drivers/gpu/drm/gma500/psb_reg.h | 14 - drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c | 805 ------------- drivers/gpu/drm/gma500/tc35876x-dsi-lvds.h | 38 - 24 files changed, 2 insertions(+), 5840 deletions(-) delete mode 100644 drivers/gpu/drm/gma500/mdfld_device.c delete mode 100644 drivers/gpu/drm/gma500/mdfld_dsi_dpi.c delete mode 100644 drivers/gpu/drm/gma500/mdfld_dsi_dpi.h delete mode 100644 drivers/gpu/drm/gma500/mdfld_dsi_output.c delete mode 100644 drivers/gpu/drm/gma500/mdfld_dsi_output.h delete mode 100644 drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c delete mode 100644 drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.h delete mode 100644 drivers/gpu/drm/gma500/mdfld_intel_display.c delete mode 100644 drivers/gpu/drm/gma500/mdfld_output.c delete mode 100644 drivers/gpu/drm/gma500/mdfld_output.h delete mode 100644 drivers/gpu/drm/gma500/mdfld_tmd_vid.c delete mode 100644 drivers/gpu/drm/gma500/mdfld_tpo_vid.c delete mode 100644 drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c delete mode 100644 drivers/gpu/drm/gma500/tc35876x-dsi-lvds.h

diff --git a/drivers/gpu/drm/gma500/Kconfig b/drivers/gpu/drm/gma500/Kconfig index 0e23c93a1094..b05116f15d97 100644 --- a/drivers/gpu/drm/gma500/Kconfig +++ b/drivers/gpu/drm/gma500/Kconfig @@ -26,10 +26,3 @@ config DRM_GMA3600 help Say yes to include basic support for Intel GMA3600/3650 (Intel Cedar Trail) platforms. - -config DRM_MEDFIELD - bool "Intel Medfield support (Experimental)" - depends on DRM_GMA500 && X86_INTEL_MID - help - Say yes to include support for the Intel Medfield platform. - diff --git a/drivers/gpu/drm/gma500/Makefile b/drivers/gpu/drm/gma500/Makefile index c8f2c89be99d..f7dded3784fb 100644 --- a/drivers/gpu/drm/gma500/Makefile +++ b/drivers/gpu/drm/gma500/Makefile @@ -43,14 +43,4 @@ gma500_gfx-$(CONFIG_DRM_GMA600) += oaktrail_device.o \ oaktrail_hdmi.o \ oaktrail_hdmi_i2c.o

-gma500_gfx-$(CONFIG_DRM_MEDFIELD) += mdfld_device.o \ - mdfld_output.o \ - mdfld_intel_display.o \ - mdfld_dsi_output.o \ - mdfld_dsi_dpi.o \ - mdfld_dsi_pkg_sender.o \ - mdfld_tpo_vid.o \ - mdfld_tmd_vid.o \ - tc35876x-dsi-lvds.o - obj-$(CONFIG_DRM_GMA500) += gma500_gfx.o diff --git a/drivers/gpu/drm/gma500/cdv_intel_hdmi.c b/drivers/gpu/drm/gma500/cdv_intel_hdmi.c index 0d12c6ffbc40..e525689f84f0 100644 --- a/drivers/gpu/drm/gma500/cdv_intel_hdmi.c +++ b/drivers/gpu/drm/gma500/cdv_intel_hdmi.c @@ -22,9 +22,6 @@ * * Authors: * jim liu jim.liu@intel.com - * - * FIXME: - * We should probably make this generic and share it with Medfield */

#include <linux/pm_runtime.h> @@ -56,7 +53,6 @@ struct mid_intel_hdmi_priv { bool has_hdmi_audio; /* Should set this when detect hotplug */ bool hdmi_device_connected; - struct mdfld_hdmi_i2c *i2c_bus; struct i2c_adapter *hdmi_i2c_adapter; /* for control functions */ struct drm_device *dev; }; diff --git a/drivers/gpu/drm/gma500/mdfld_device.c b/drivers/gpu/drm/gma500/mdfld_device.c deleted file mode 100644 index 684d6cf9856f..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_device.c +++ /dev/null @@ -1,564 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/************************************************************************** - * Copyright (c) 2011, Intel Corporation. - * All Rights Reserved. - * - **************************************************************************/ - -#include <linux/delay.h> -#include <linux/gpio/machine.h> - -#include <asm/intel_scu_ipc.h> - -#include "mdfld_dsi_output.h" -#include "mdfld_output.h" -#include "mid_bios.h" -#include "psb_drv.h" -#include "tc35876x-dsi-lvds.h" - -#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE - -#define MRST_BLC_MAX_PWM_REG_FREQ 0xFFFF -#define BLC_PWM_PRECISION_FACTOR 100 /* 10000000 */ -#define BLC_PWM_FREQ_CALC_CONSTANT 32 -#define MHz 1000000 -#define BRIGHTNESS_MIN_LEVEL 1 -#define BRIGHTNESS_MAX_LEVEL 100 -#define BRIGHTNESS_MASK 0xFF -#define BLC_POLARITY_NORMAL 0 -#define BLC_POLARITY_INVERSE 1 -#define BLC_ADJUSTMENT_MAX 100 - -#define MDFLD_BLC_PWM_PRECISION_FACTOR 10 -#define MDFLD_BLC_MAX_PWM_REG_FREQ 0xFFFE -#define MDFLD_BLC_MIN_PWM_REG_FREQ 0x2 - -#define MDFLD_BACKLIGHT_PWM_POLARITY_BIT_CLEAR (0xFFFE) -#define MDFLD_BACKLIGHT_PWM_CTL_SHIFT (16) - -static struct backlight_device *mdfld_backlight_device; - -int mdfld_set_brightness(struct backlight_device *bd) -{ - struct drm_device *dev = - (struct drm_device *)bl_get_data(mdfld_backlight_device); - struct drm_psb_private *dev_priv = dev->dev_private; - int level = bd->props.brightness; - - DRM_DEBUG_DRIVER("backlight level set to %d\n", level); - - /* Perform value bounds checking */ - if (level < BRIGHTNESS_MIN_LEVEL) - level = BRIGHTNESS_MIN_LEVEL; - - if (gma_power_begin(dev, false)) { - u32 adjusted_level = 0; - - /* - * Adjust the backlight level with the percent in - * dev_priv->blc_adj2 - */ - adjusted_level = level * dev_priv->blc_adj2; - adjusted_level = adjusted_level / BLC_ADJUSTMENT_MAX; - dev_priv->brightness_adjusted = adjusted_level; - - if (mdfld_get_panel_type(dev, 0) == TC35876X) { - if (dev_priv->dpi_panel_on[0] || - dev_priv->dpi_panel_on[2]) - tc35876x_brightness_control(dev, - dev_priv->brightness_adjusted); - } else { - if (dev_priv->dpi_panel_on[0]) - mdfld_dsi_brightness_control(dev, 0, - dev_priv->brightness_adjusted); - } - - if (dev_priv->dpi_panel_on[2]) - mdfld_dsi_brightness_control(dev, 2, - dev_priv->brightness_adjusted); - gma_power_end(dev); - } - - /* cache the brightness for later use */ - dev_priv->brightness = level; - return 0; -} - -static int mdfld_get_brightness(struct backlight_device *bd) -{ - struct drm_device *dev = - (struct drm_device *)bl_get_data(mdfld_backlight_device); - struct drm_psb_private *dev_priv = dev->dev_private; - - DRM_DEBUG_DRIVER("brightness = 0x%x \n", dev_priv->brightness); - - /* return locally cached var instead of HW read (due to DPST etc.) */ - return dev_priv->brightness; -} - -static const struct backlight_ops mdfld_ops = { - .get_brightness = mdfld_get_brightness, - .update_status = mdfld_set_brightness, -}; - -static int device_backlight_init(struct drm_device *dev) -{ - struct drm_psb_private *dev_priv = (struct drm_psb_private *) - dev->dev_private; - - dev_priv->blc_adj1 = BLC_ADJUSTMENT_MAX; - dev_priv->blc_adj2 = BLC_ADJUSTMENT_MAX; - - return 0; -} - -static int mdfld_backlight_init(struct drm_device *dev) -{ - struct backlight_properties props; - int ret = 0; - - memset(&props, 0, sizeof(struct backlight_properties)); - props.max_brightness = BRIGHTNESS_MAX_LEVEL; - props.type = BACKLIGHT_PLATFORM; - mdfld_backlight_device = backlight_device_register("mdfld-bl", - NULL, (void *)dev, &mdfld_ops, &props); - - if (IS_ERR(mdfld_backlight_device)) - return PTR_ERR(mdfld_backlight_device); - - ret = device_backlight_init(dev); - if (ret) - return ret; - - mdfld_backlight_device->props.brightness = BRIGHTNESS_MAX_LEVEL; - mdfld_backlight_device->props.max_brightness = BRIGHTNESS_MAX_LEVEL; - backlight_update_status(mdfld_backlight_device); - return 0; -} -#endif - -struct backlight_device *mdfld_get_backlight_device(void) -{ -#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE - return mdfld_backlight_device; -#else - return NULL; -#endif -} - -/* - * mdfld_save_display_registers - * - * Description: We are going to suspend so save current display - * register state. - * - * Notes: FIXME_JLIU7 need to add the support for DPI MIPI & HDMI audio - */ -static int mdfld_save_display_registers(struct drm_device *dev, int pipenum) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - struct medfield_state *regs = &dev_priv->regs.mdfld; - struct psb_pipe *pipe = &dev_priv->regs.pipe[pipenum]; - const struct psb_offset *map = &dev_priv->regmap[pipenum]; - int i; - u32 *mipi_val; - - /* register */ - u32 mipi_reg = MIPI; - - switch (pipenum) { - case 0: - mipi_val = &regs->saveMIPI; - break; - case 1: - mipi_val = &regs->saveMIPI; - break; - case 2: - /* register */ - mipi_reg = MIPI_C; - /* pointer to values */ - mipi_val = &regs->saveMIPI_C; - break; - default: - DRM_ERROR("%s, invalid pipe number.\n", __func__); - return -EINVAL; - } - - /* Pipe & plane A info */ - pipe->dpll = PSB_RVDC32(map->dpll); - pipe->fp0 = PSB_RVDC32(map->fp0); - pipe->conf = PSB_RVDC32(map->conf); - pipe->htotal = PSB_RVDC32(map->htotal); - pipe->hblank = PSB_RVDC32(map->hblank); - pipe->hsync = PSB_RVDC32(map->hsync); - pipe->vtotal = PSB_RVDC32(map->vtotal); - pipe->vblank = PSB_RVDC32(map->vblank); - pipe->vsync = PSB_RVDC32(map->vsync); - pipe->src = PSB_RVDC32(map->src); - pipe->stride = PSB_RVDC32(map->stride); - pipe->linoff = PSB_RVDC32(map->linoff); - pipe->tileoff = PSB_RVDC32(map->tileoff); - pipe->size = PSB_RVDC32(map->size); - pipe->pos = PSB_RVDC32(map->pos); - pipe->surf = PSB_RVDC32(map->surf); - pipe->cntr = PSB_RVDC32(map->cntr); - pipe->status = PSB_RVDC32(map->status); - - /*save palette (gamma) */ - for (i = 0; i < 256; i++) - pipe->palette[i] = PSB_RVDC32(map->palette + (i << 2)); - - if (pipenum == 1) { - regs->savePFIT_CONTROL = PSB_RVDC32(PFIT_CONTROL); - regs->savePFIT_PGM_RATIOS = PSB_RVDC32(PFIT_PGM_RATIOS); - - regs->saveHDMIPHYMISCCTL = PSB_RVDC32(HDMIPHYMISCCTL); - regs->saveHDMIB_CONTROL = PSB_RVDC32(HDMIB_CONTROL); - return 0; - } - - *mipi_val = PSB_RVDC32(mipi_reg); - return 0; -} - -/* - * mdfld_restore_display_registers - * - * Description: We are going to resume so restore display register state. - * - * Notes: FIXME_JLIU7 need to add the support for DPI MIPI & HDMI audio - */ -static int mdfld_restore_display_registers(struct drm_device *dev, int pipenum) -{ - /* To get panel out of ULPS mode. */ - u32 temp = 0; - u32 device_ready_reg = DEVICE_READY_REG; - struct drm_psb_private *dev_priv = dev->dev_private; - struct mdfld_dsi_config *dsi_config = NULL; - struct medfield_state *regs = &dev_priv->regs.mdfld; - struct psb_pipe *pipe = &dev_priv->regs.pipe[pipenum]; - const struct psb_offset *map = &dev_priv->regmap[pipenum]; - u32 i; - u32 dpll; - u32 timeout = 0; - - /* register */ - u32 mipi_reg = MIPI; - - /* values */ - u32 dpll_val = pipe->dpll; - u32 mipi_val = regs->saveMIPI; - - switch (pipenum) { - case 0: - dpll_val &= ~DPLL_VCO_ENABLE; - dsi_config = dev_priv->dsi_configs[0]; - break; - case 1: - dpll_val &= ~DPLL_VCO_ENABLE; - break; - case 2: - mipi_reg = MIPI_C; - mipi_val = regs->saveMIPI_C; - dsi_config = dev_priv->dsi_configs[1]; - break; - default: - DRM_ERROR("%s, invalid pipe number.\n", __func__); - return -EINVAL; - } - - /*make sure VGA plane is off. it initializes to on after reset!*/ - PSB_WVDC32(0x80000000, VGACNTRL); - - if (pipenum == 1) { - PSB_WVDC32(dpll_val & ~DPLL_VCO_ENABLE, map->dpll); - PSB_RVDC32(map->dpll); - - PSB_WVDC32(pipe->fp0, map->fp0); - } else { - - dpll = PSB_RVDC32(map->dpll); - - if (!(dpll & DPLL_VCO_ENABLE)) { - - /* When ungating power of DPLL, needs to wait 0.5us - before enable the VCO */ - if (dpll & MDFLD_PWR_GATE_EN) { - dpll &= ~MDFLD_PWR_GATE_EN; - PSB_WVDC32(dpll, map->dpll); - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(500); - } - - PSB_WVDC32(pipe->fp0, map->fp0); - PSB_WVDC32(dpll_val, map->dpll); - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(500); - - dpll_val |= DPLL_VCO_ENABLE; - PSB_WVDC32(dpll_val, map->dpll); - PSB_RVDC32(map->dpll); - - /* wait for DSI PLL to lock */ - while (timeout < 20000 && - !(PSB_RVDC32(map->conf) & PIPECONF_DSIPLL_LOCK)) { - udelay(150); - timeout++; - } - - if (timeout == 20000) { - DRM_ERROR("%s, can't lock DSIPLL.\n", - __func__); - return -EINVAL; - } - } - } - /* Restore mode */ - PSB_WVDC32(pipe->htotal, map->htotal); - PSB_WVDC32(pipe->hblank, map->hblank); - PSB_WVDC32(pipe->hsync, map->hsync); - PSB_WVDC32(pipe->vtotal, map->vtotal); - PSB_WVDC32(pipe->vblank, map->vblank); - PSB_WVDC32(pipe->vsync, map->vsync); - PSB_WVDC32(pipe->src, map->src); - PSB_WVDC32(pipe->status, map->status); - - /*set up the plane*/ - PSB_WVDC32(pipe->stride, map->stride); - PSB_WVDC32(pipe->linoff, map->linoff); - PSB_WVDC32(pipe->tileoff, map->tileoff); - PSB_WVDC32(pipe->size, map->size); - PSB_WVDC32(pipe->pos, map->pos); - PSB_WVDC32(pipe->surf, map->surf); - - if (pipenum == 1) { - /* restore palette (gamma) */ - /* udelay(50000); */ - for (i = 0; i < 256; i++) - PSB_WVDC32(pipe->palette[i], map->palette + (i << 2)); - - PSB_WVDC32(regs->savePFIT_CONTROL, PFIT_CONTROL); - PSB_WVDC32(regs->savePFIT_PGM_RATIOS, PFIT_PGM_RATIOS); - - /*TODO: resume HDMI port */ - - /*TODO: resume pipe*/ - - /*enable the plane*/ - PSB_WVDC32(pipe->cntr & ~DISPLAY_PLANE_ENABLE, map->cntr); - - return 0; - } - - /*set up pipe related registers*/ - PSB_WVDC32(mipi_val, mipi_reg); - - /*setup MIPI adapter + MIPI IP registers*/ - if (dsi_config) - mdfld_dsi_controller_init(dsi_config, pipenum); - - if (in_atomic() || in_interrupt()) - mdelay(20); - else - msleep(20); - - /*enable the plane*/ - PSB_WVDC32(pipe->cntr, map->cntr); - - if (in_atomic() || in_interrupt()) - mdelay(20); - else - msleep(20); - - /* LP Hold Release */ - temp = REG_READ(mipi_reg); - temp |= LP_OUTPUT_HOLD_RELEASE; - REG_WRITE(mipi_reg, temp); - mdelay(1); - - - /* Set DSI host to exit from Utra Low Power State */ - temp = REG_READ(device_ready_reg); - temp &= ~ULPS_MASK; - temp |= 0x3; - temp |= EXIT_ULPS_DEV_READY; - REG_WRITE(device_ready_reg, temp); - mdelay(1); - - temp = REG_READ(device_ready_reg); - temp &= ~ULPS_MASK; - temp |= EXITING_ULPS; - REG_WRITE(device_ready_reg, temp); - mdelay(1); - - /*enable the pipe*/ - PSB_WVDC32(pipe->conf, map->conf); - - /* restore palette (gamma) */ - /* udelay(50000); */ - for (i = 0; i < 256; i++) - PSB_WVDC32(pipe->palette[i], map->palette + (i << 2)); - - return 0; -} - -static int mdfld_save_registers(struct drm_device *dev) -{ - /* mdfld_save_cursor_overlay_registers(dev); */ - mdfld_save_display_registers(dev, 0); - mdfld_save_display_registers(dev, 2); - mdfld_disable_crtc(dev, 0); - mdfld_disable_crtc(dev, 2); - - return 0; -} - -static int mdfld_restore_registers(struct drm_device *dev) -{ - mdfld_restore_display_registers(dev, 2); - mdfld_restore_display_registers(dev, 0); - /* mdfld_restore_cursor_overlay_registers(dev); */ - - return 0; -} - -static int mdfld_power_down(struct drm_device *dev) -{ - /* FIXME */ - return 0; -} - -static int mdfld_power_up(struct drm_device *dev) -{ - /* FIXME */ - return 0; -} - -/* Medfield */ -static const struct psb_offset mdfld_regmap[3] = { - { - .fp0 = MRST_FPA0, - .fp1 = MRST_FPA1, - .cntr = DSPACNTR, - .conf = PIPEACONF, - .src = PIPEASRC, - .dpll = MRST_DPLL_A, - .htotal = HTOTAL_A, - .hblank = HBLANK_A, - .hsync = HSYNC_A, - .vtotal = VTOTAL_A, - .vblank = VBLANK_A, - .vsync = VSYNC_A, - .stride = DSPASTRIDE, - .size = DSPASIZE, - .pos = DSPAPOS, - .surf = DSPASURF, - .addr = MRST_DSPABASE, - .status = PIPEASTAT, - .linoff = DSPALINOFF, - .tileoff = DSPATILEOFF, - .palette = PALETTE_A, - }, - { - .fp0 = MDFLD_DPLL_DIV0, - .cntr = DSPBCNTR, - .conf = PIPEBCONF, - .src = PIPEBSRC, - .dpll = MDFLD_DPLL_B, - .htotal = HTOTAL_B, - .hblank = HBLANK_B, - .hsync = HSYNC_B, - .vtotal = VTOTAL_B, - .vblank = VBLANK_B, - .vsync = VSYNC_B, - .stride = DSPBSTRIDE, - .size = DSPBSIZE, - .pos = DSPBPOS, - .surf = DSPBSURF, - .addr = MRST_DSPBBASE, - .status = PIPEBSTAT, - .linoff = DSPBLINOFF, - .tileoff = DSPBTILEOFF, - .palette = PALETTE_B, - }, - { - .fp0 = MRST_FPA0, /* This is what the old code did ?? */ - .cntr = DSPCCNTR, - .conf = PIPECCONF, - .src = PIPECSRC, - /* No DPLL_C */ - .dpll = MRST_DPLL_A, - .htotal = HTOTAL_C, - .hblank = HBLANK_C, - .hsync = HSYNC_C, - .vtotal = VTOTAL_C, - .vblank = VBLANK_C, - .vsync = VSYNC_C, - .stride = DSPCSTRIDE, - .size = DSPBSIZE, - .pos = DSPCPOS, - .surf = DSPCSURF, - .addr = MDFLD_DSPCBASE, - .status = PIPECSTAT, - .linoff = DSPCLINOFF, - .tileoff = DSPCTILEOFF, - .palette = PALETTE_C, - }, -}; - -/* - * The GPIO lines for resetting DSI pipe 0 and 2 are available in the - * PCI device 0000:00:0c.0 on the Medfield. - */ -static struct gpiod_lookup_table mdfld_dsi_pipe_gpio_table = { - .table = { - GPIO_LOOKUP("0000:00:0c.0", 128, "dsi-pipe0-reset", - GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("0000:00:0c.0", 34, "dsi-pipe2-reset", - GPIO_ACTIVE_HIGH), - { }, - }, -}; - -static int mdfld_chip_setup(struct drm_device *dev) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - struct pci_dev *pdev = to_pci_dev(dev->dev); - - if (pci_enable_msi(pdev)) - dev_warn(dev->dev, "Enabling MSI failed!\n"); - dev_priv->regmap = mdfld_regmap; - - /* Associate the GPIO lines with the DRM device */ - mdfld_dsi_pipe_gpio_table.dev_id = dev_name(dev->dev); - gpiod_add_lookup_table(&mdfld_dsi_pipe_gpio_table); - - return mid_chip_setup(dev); -} - -const struct psb_ops mdfld_chip_ops = { - .name = "mdfld", - .pipes = 3, - .crtcs = 3, - .lvds_mask = (1 << 1), - .hdmi_mask = (1 << 1), - .cursor_needs_phys = 0, - .sgx_offset = MRST_SGX_OFFSET, - - .chip_setup = mdfld_chip_setup, - .crtc_helper = &mdfld_helper_funcs, - .crtc_funcs = &psb_intel_crtc_funcs, - - .output_init = mdfld_output_init, - -#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE - .backlight_init = mdfld_backlight_init, -#endif - - .save_regs = mdfld_save_registers, - .restore_regs = mdfld_restore_registers, - .save_crtc = gma_crtc_save, - .restore_crtc = gma_crtc_restore, - .power_down = mdfld_power_down, - .power_up = mdfld_power_up, -}; diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c b/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c deleted file mode 100644 index 4c5a2f7348c5..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.c +++ /dev/null @@ -1,1017 +0,0 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * jim liu jim.liu@intel.com - * Jackie Liyaodong.li@intel.com - */ - -#include <linux/delay.h> - -#include <drm/drm_simple_kms_helper.h> - -#include "mdfld_dsi_dpi.h" -#include "mdfld_dsi_pkg_sender.h" -#include "mdfld_output.h" -#include "psb_drv.h" -#include "tc35876x-dsi-lvds.h" - -static void mdfld_dsi_dpi_shut_down(struct mdfld_dsi_dpi_output *output, - int pipe); - -static void mdfld_wait_for_HS_DATA_FIFO(struct drm_device *dev, u32 pipe) -{ - u32 gen_fifo_stat_reg = MIPI_GEN_FIFO_STAT_REG(pipe); - int timeout = 0; - - udelay(500); - - /* This will time out after approximately 2+ seconds */ - while ((timeout < 20000) && - (REG_READ(gen_fifo_stat_reg) & DSI_FIFO_GEN_HS_DATA_FULL)) { - udelay(100); - timeout++; - } - - if (timeout == 20000) - DRM_INFO("MIPI: HS Data FIFO was never cleared!\n"); -} - -static void mdfld_wait_for_HS_CTRL_FIFO(struct drm_device *dev, u32 pipe) -{ - u32 gen_fifo_stat_reg = MIPI_GEN_FIFO_STAT_REG(pipe); - int timeout = 0; - - udelay(500); - - /* This will time out after approximately 2+ seconds */ - while ((timeout < 20000) && (REG_READ(gen_fifo_stat_reg) - & DSI_FIFO_GEN_HS_CTRL_FULL)) { - udelay(100); - timeout++; - } - if (timeout == 20000) - DRM_INFO("MIPI: HS CMD FIFO was never cleared!\n"); -} - -static void mdfld_wait_for_DPI_CTRL_FIFO(struct drm_device *dev, u32 pipe) -{ - u32 gen_fifo_stat_reg = MIPI_GEN_FIFO_STAT_REG(pipe); - int timeout = 0; - - udelay(500); - - /* This will time out after approximately 2+ seconds */ - while ((timeout < 20000) && ((REG_READ(gen_fifo_stat_reg) & - DPI_FIFO_EMPTY) != DPI_FIFO_EMPTY)) { - udelay(100); - timeout++; - } - - if (timeout == 20000) - DRM_ERROR("MIPI: DPI FIFO was never cleared\n"); -} - -static void mdfld_wait_for_SPL_PKG_SENT(struct drm_device *dev, u32 pipe) -{ - u32 intr_stat_reg = MIPI_INTR_STAT_REG(pipe); - int timeout = 0; - - udelay(500); - - /* This will time out after approximately 2+ seconds */ - while ((timeout < 20000) && (!(REG_READ(intr_stat_reg) - & DSI_INTR_STATE_SPL_PKG_SENT))) { - udelay(100); - timeout++; - } - - if (timeout == 20000) - DRM_ERROR("MIPI: SPL_PKT_SENT_INTERRUPT was not sent successfully!\n"); -} - -/* For TC35876X */ - -static void dsi_set_device_ready_state(struct drm_device *dev, int state, - int pipe) -{ - REG_FLD_MOD(MIPI_DEVICE_READY_REG(pipe), !!state, 0, 0); -} - -static void dsi_set_pipe_plane_enable_state(struct drm_device *dev, - int state, int pipe) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - u32 pipeconf_reg = PIPEACONF; - u32 dspcntr_reg = DSPACNTR; - - u32 dspcntr = dev_priv->dspcntr[pipe]; - u32 mipi = MIPI_PORT_EN | PASS_FROM_SPHY_TO_AFE | SEL_FLOPPED_HSTX; - - if (pipe) { - pipeconf_reg = PIPECCONF; - dspcntr_reg = DSPCCNTR; - } else - mipi &= (~0x03); - - if (state) { - /*Set up pipe */ - REG_WRITE(pipeconf_reg, BIT(31)); - - if (REG_BIT_WAIT(pipeconf_reg, 1, 30)) - dev_err(dev->dev, "%s: Pipe enable timeout\n", - __func__); - - /*Set up display plane */ - REG_WRITE(dspcntr_reg, dspcntr); - } else { - u32 dspbase_reg = pipe ? MDFLD_DSPCBASE : MRST_DSPABASE; - - /* Put DSI lanes to ULPS to disable pipe */ - REG_FLD_MOD(MIPI_DEVICE_READY_REG(pipe), 2, 2, 1); - REG_READ(MIPI_DEVICE_READY_REG(pipe)); /* posted write? */ - - /* LP Hold */ - REG_FLD_MOD(MIPI_PORT_CONTROL(pipe), 0, 16, 16); - REG_READ(MIPI_PORT_CONTROL(pipe)); /* posted write? */ - - /* Disable display plane */ - REG_FLD_MOD(dspcntr_reg, 0, 31, 31); - - /* Flush the plane changes ??? posted write? */ - REG_WRITE(dspbase_reg, REG_READ(dspbase_reg)); - REG_READ(dspbase_reg); - - /* Disable PIPE */ - REG_FLD_MOD(pipeconf_reg, 0, 31, 31); - - if (REG_BIT_WAIT(pipeconf_reg, 0, 30)) - dev_err(dev->dev, "%s: Pipe disable timeout\n", - __func__); - - if (REG_BIT_WAIT(MIPI_GEN_FIFO_STAT_REG(pipe), 1, 28)) - dev_err(dev->dev, "%s: FIFO not empty\n", - __func__); - } -} - -static void mdfld_dsi_configure_down(struct mdfld_dsi_encoder *dsi_encoder, - int pipe) -{ - struct mdfld_dsi_dpi_output *dpi_output = - MDFLD_DSI_DPI_OUTPUT(dsi_encoder); - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_encoder_get_config(dsi_encoder); - struct drm_device *dev = dsi_config->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - - if (!dev_priv->dpi_panel_on[pipe]) { - dev_err(dev->dev, "DPI panel is already off\n"); - return; - } - tc35876x_toshiba_bridge_panel_off(dev); - tc35876x_set_bridge_reset_state(dev, 1); - dsi_set_pipe_plane_enable_state(dev, 0, pipe); - mdfld_dsi_dpi_shut_down(dpi_output, pipe); - dsi_set_device_ready_state(dev, 0, pipe); -} - -static void mdfld_dsi_configure_up(struct mdfld_dsi_encoder *dsi_encoder, - int pipe) -{ - struct mdfld_dsi_dpi_output *dpi_output = - MDFLD_DSI_DPI_OUTPUT(dsi_encoder); - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_encoder_get_config(dsi_encoder); - struct drm_device *dev = dsi_config->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - - if (dev_priv->dpi_panel_on[pipe]) { - dev_err(dev->dev, "DPI panel is already on\n"); - return; - } - - /* For resume path sequence */ - mdfld_dsi_dpi_shut_down(dpi_output, pipe); - dsi_set_device_ready_state(dev, 0, pipe); - - dsi_set_device_ready_state(dev, 1, pipe); - tc35876x_set_bridge_reset_state(dev, 0); - tc35876x_configure_lvds_bridge(dev); - mdfld_dsi_dpi_turn_on(dpi_output, pipe); /* Send turn on command */ - dsi_set_pipe_plane_enable_state(dev, 1, pipe); -} -/* End for TC35876X */ - -/* ************************************************************************* *\ - * FUNCTION: mdfld_dsi_tpo_ic_init - * - * DESCRIPTION: This function is called only by mrst_dsi_mode_set and - * restore_display_registers. since this function does not - * acquire the mutex, it is important that the calling function - * does! -* ************************************************************************* */ -static void mdfld_dsi_tpo_ic_init(struct mdfld_dsi_config *dsi_config, u32 pipe) -{ - struct drm_device *dev = dsi_config->dev; - u32 dcsChannelNumber = dsi_config->channel_num; - u32 gen_data_reg = MIPI_HS_GEN_DATA_REG(pipe); - u32 gen_ctrl_reg = MIPI_HS_GEN_CTRL_REG(pipe); - u32 gen_ctrl_val = GEN_LONG_WRITE; - - DRM_INFO("Enter mrst init TPO MIPI display.\n"); - - gen_ctrl_val |= dcsChannelNumber << DCS_CHANNEL_NUMBER_POS; - - /* Flip page order */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x00008036); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x02 << WORD_COUNTS_POS)); - - /* 0xF0 */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x005a5af0); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x03 << WORD_COUNTS_POS)); - - /* Write protection key */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x005a5af1); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x03 << WORD_COUNTS_POS)); - - /* 0xFC */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x005a5afc); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x03 << WORD_COUNTS_POS)); - - /* 0xB7 */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x770000b7); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x00000044); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x05 << WORD_COUNTS_POS)); - - /* 0xB6 */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x000a0ab6); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x03 << WORD_COUNTS_POS)); - - /* 0xF2 */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x081010f2); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x4a070708); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x000000c5); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x09 << WORD_COUNTS_POS)); - - /* 0xF8 */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x024003f8); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x01030a04); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x0e020220); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x00000004); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x0d << WORD_COUNTS_POS)); - - /* 0xE2 */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x398fc3e2); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x0000916f); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x06 << WORD_COUNTS_POS)); - - /* 0xB0 */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x000000b0); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x02 << WORD_COUNTS_POS)); - - /* 0xF4 */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x240242f4); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x78ee2002); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x2a071050); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x507fee10); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x10300710); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x14 << WORD_COUNTS_POS)); - - /* 0xBA */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x19fe07ba); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x101c0a31); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x00000010); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x09 << WORD_COUNTS_POS)); - - /* 0xBB */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x28ff07bb); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x24280a31); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x00000034); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x09 << WORD_COUNTS_POS)); - - /* 0xFB */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x535d05fb); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x1b1a2130); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x221e180e); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x131d2120); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x535d0508); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x1c1a2131); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x231f160d); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x111b2220); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x535c2008); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x1f1d2433); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x2c251a10); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x2c34372d); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x00000023); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x31 << WORD_COUNTS_POS)); - - /* 0xFA */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x525c0bfa); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x1c1c232f); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x2623190e); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x18212625); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x545d0d0e); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x1e1d2333); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x26231a10); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x1a222725); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x545d280f); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x21202635); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x31292013); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x31393d33); - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x00000029); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x31 << WORD_COUNTS_POS)); - - /* Set DM */ - mdfld_wait_for_HS_DATA_FIFO(dev, pipe); - REG_WRITE(gen_data_reg, 0x000100f7); - mdfld_wait_for_HS_CTRL_FIFO(dev, pipe); - REG_WRITE(gen_ctrl_reg, gen_ctrl_val | (0x03 << WORD_COUNTS_POS)); -} - -static u16 mdfld_dsi_dpi_to_byte_clock_count(int pixel_clock_count, - int num_lane, int bpp) -{ - return (u16)((pixel_clock_count * bpp) / (num_lane * 8)); -} - -/* - * Calculate the dpi time basing on a given drm mode @mode - * return 0 on success. - * FIXME: I was using proposed mode value for calculation, may need to - * use crtc mode values later - */ -int mdfld_dsi_dpi_timing_calculation(struct drm_display_mode *mode, - struct mdfld_dsi_dpi_timing *dpi_timing, - int num_lane, int bpp) -{ - int pclk_hsync, pclk_hfp, pclk_hbp, pclk_hactive; - int pclk_vsync, pclk_vfp, pclk_vbp; - - pclk_hactive = mode->hdisplay; - pclk_hfp = mode->hsync_start - mode->hdisplay; - pclk_hsync = mode->hsync_end - mode->hsync_start; - pclk_hbp = mode->htotal - mode->hsync_end; - - pclk_vfp = mode->vsync_start - mode->vdisplay; - pclk_vsync = mode->vsync_end - mode->vsync_start; - pclk_vbp = mode->vtotal - mode->vsync_end; - - /* - * byte clock counts were calculated by following formula - * bclock_count = pclk_count * bpp / num_lane / 8 - */ - dpi_timing->hsync_count = mdfld_dsi_dpi_to_byte_clock_count( - pclk_hsync, num_lane, bpp); - dpi_timing->hbp_count = mdfld_dsi_dpi_to_byte_clock_count( - pclk_hbp, num_lane, bpp); - dpi_timing->hfp_count = mdfld_dsi_dpi_to_byte_clock_count( - pclk_hfp, num_lane, bpp); - dpi_timing->hactive_count = mdfld_dsi_dpi_to_byte_clock_count( - pclk_hactive, num_lane, bpp); - dpi_timing->vsync_count = mdfld_dsi_dpi_to_byte_clock_count( - pclk_vsync, num_lane, bpp); - dpi_timing->vbp_count = mdfld_dsi_dpi_to_byte_clock_count( - pclk_vbp, num_lane, bpp); - dpi_timing->vfp_count = mdfld_dsi_dpi_to_byte_clock_count( - pclk_vfp, num_lane, bpp); - - return 0; -} - -void mdfld_dsi_dpi_controller_init(struct mdfld_dsi_config *dsi_config, - int pipe) -{ - struct drm_device *dev = dsi_config->dev; - int lane_count = dsi_config->lane_count; - struct mdfld_dsi_dpi_timing dpi_timing; - struct drm_display_mode *mode = dsi_config->mode; - u32 val; - - /*un-ready device*/ - REG_FLD_MOD(MIPI_DEVICE_READY_REG(pipe), 0, 0, 0); - - /*init dsi adapter before kicking off*/ - REG_WRITE(MIPI_CTRL_REG(pipe), 0x00000018); - - /*enable all interrupts*/ - REG_WRITE(MIPI_INTR_EN_REG(pipe), 0xffffffff); - - /*set up func_prg*/ - val = lane_count; - val |= dsi_config->channel_num << DSI_DPI_VIRT_CHANNEL_OFFSET; - - switch (dsi_config->bpp) { - case 16: - val |= DSI_DPI_COLOR_FORMAT_RGB565; - break; - case 18: - val |= DSI_DPI_COLOR_FORMAT_RGB666; - break; - case 24: - val |= DSI_DPI_COLOR_FORMAT_RGB888; - break; - default: - DRM_ERROR("unsupported color format, bpp = %d\n", - dsi_config->bpp); - } - REG_WRITE(MIPI_DSI_FUNC_PRG_REG(pipe), val); - - REG_WRITE(MIPI_HS_TX_TIMEOUT_REG(pipe), - (mode->vtotal * mode->htotal * dsi_config->bpp / - (8 * lane_count)) & DSI_HS_TX_TIMEOUT_MASK); - REG_WRITE(MIPI_LP_RX_TIMEOUT_REG(pipe), - 0xffff & DSI_LP_RX_TIMEOUT_MASK); - - /*max value: 20 clock cycles of txclkesc*/ - REG_WRITE(MIPI_TURN_AROUND_TIMEOUT_REG(pipe), - 0x14 & DSI_TURN_AROUND_TIMEOUT_MASK); - - /*min 21 txclkesc, max: ffffh*/ - REG_WRITE(MIPI_DEVICE_RESET_TIMER_REG(pipe), - 0xffff & DSI_RESET_TIMER_MASK); - - REG_WRITE(MIPI_DPI_RESOLUTION_REG(pipe), - mode->vdisplay << 16 | mode->hdisplay); - - /*set DPI timing registers*/ - mdfld_dsi_dpi_timing_calculation(mode, &dpi_timing, - dsi_config->lane_count, dsi_config->bpp); - - REG_WRITE(MIPI_HSYNC_COUNT_REG(pipe), - dpi_timing.hsync_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_HBP_COUNT_REG(pipe), - dpi_timing.hbp_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_HFP_COUNT_REG(pipe), - dpi_timing.hfp_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_HACTIVE_COUNT_REG(pipe), - dpi_timing.hactive_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_VSYNC_COUNT_REG(pipe), - dpi_timing.vsync_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_VBP_COUNT_REG(pipe), - dpi_timing.vbp_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_VFP_COUNT_REG(pipe), - dpi_timing.vfp_count & DSI_DPI_TIMING_MASK); - - REG_WRITE(MIPI_HIGH_LOW_SWITCH_COUNT_REG(pipe), 0x46); - - /*min: 7d0 max: 4e20*/ - REG_WRITE(MIPI_INIT_COUNT_REG(pipe), 0x000007d0); - - /*set up video mode*/ - val = dsi_config->video_mode | DSI_DPI_COMPLETE_LAST_LINE; - REG_WRITE(MIPI_VIDEO_MODE_FORMAT_REG(pipe), val); - - REG_WRITE(MIPI_EOT_DISABLE_REG(pipe), 0x00000000); - - REG_WRITE(MIPI_LP_BYTECLK_REG(pipe), 0x00000004); - - /*TODO: figure out how to setup these registers*/ - if (mdfld_get_panel_type(dev, pipe) == TC35876X) - REG_WRITE(MIPI_DPHY_PARAM_REG(pipe), 0x2A0c6008); - else - REG_WRITE(MIPI_DPHY_PARAM_REG(pipe), 0x150c3408); - - REG_WRITE(MIPI_CLK_LANE_SWITCH_TIME_CNT_REG(pipe), (0xa << 16) | 0x14); - - if (mdfld_get_panel_type(dev, pipe) == TC35876X) - tc35876x_set_bridge_reset_state(dev, 0); /*Pull High Reset */ - - /*set device ready*/ - REG_FLD_MOD(MIPI_DEVICE_READY_REG(pipe), 1, 0, 0); -} - -void mdfld_dsi_dpi_turn_on(struct mdfld_dsi_dpi_output *output, int pipe) -{ - struct drm_device *dev = output->dev; - - /* clear special packet sent bit */ - if (REG_READ(MIPI_INTR_STAT_REG(pipe)) & DSI_INTR_STATE_SPL_PKG_SENT) - REG_WRITE(MIPI_INTR_STAT_REG(pipe), - DSI_INTR_STATE_SPL_PKG_SENT); - - /*send turn on package*/ - REG_WRITE(MIPI_DPI_CONTROL_REG(pipe), DSI_DPI_CTRL_HS_TURN_ON); - - /*wait for SPL_PKG_SENT interrupt*/ - mdfld_wait_for_SPL_PKG_SENT(dev, pipe); - - if (REG_READ(MIPI_INTR_STAT_REG(pipe)) & DSI_INTR_STATE_SPL_PKG_SENT) - REG_WRITE(MIPI_INTR_STAT_REG(pipe), - DSI_INTR_STATE_SPL_PKG_SENT); - - output->panel_on = 1; - - /* FIXME the following is disabled to WA the X slow start issue - for TMD panel - if (pipe == 2) - dev_priv->dpi_panel_on2 = true; - else if (pipe == 0) - dev_priv->dpi_panel_on = true; */ -} - -static void mdfld_dsi_dpi_shut_down(struct mdfld_dsi_dpi_output *output, - int pipe) -{ - struct drm_device *dev = output->dev; - - /*if output is on, or mode setting didn't happen, ignore this*/ - if ((!output->panel_on) || output->first_boot) { - output->first_boot = 0; - return; - } - - /* Wait for dpi fifo to empty */ - mdfld_wait_for_DPI_CTRL_FIFO(dev, pipe); - - /* Clear the special packet interrupt bit if set */ - if (REG_READ(MIPI_INTR_STAT_REG(pipe)) & DSI_INTR_STATE_SPL_PKG_SENT) - REG_WRITE(MIPI_INTR_STAT_REG(pipe), - DSI_INTR_STATE_SPL_PKG_SENT); - - if (REG_READ(MIPI_DPI_CONTROL_REG(pipe)) == DSI_DPI_CTRL_HS_SHUTDOWN) - goto shutdown_out; - - REG_WRITE(MIPI_DPI_CONTROL_REG(pipe), DSI_DPI_CTRL_HS_SHUTDOWN); - -shutdown_out: - output->panel_on = 0; - output->first_boot = 0; - - /* FIXME the following is disabled to WA the X slow start issue - for TMD panel - if (pipe == 2) - dev_priv->dpi_panel_on2 = false; - else if (pipe == 0) - dev_priv->dpi_panel_on = false; */ -} - -static void mdfld_dsi_dpi_set_power(struct drm_encoder *encoder, bool on) -{ - struct mdfld_dsi_encoder *dsi_encoder = mdfld_dsi_encoder(encoder); - struct mdfld_dsi_dpi_output *dpi_output = - MDFLD_DSI_DPI_OUTPUT(dsi_encoder); - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_encoder_get_config(dsi_encoder); - int pipe = mdfld_dsi_encoder_get_pipe(dsi_encoder); - struct drm_device *dev = dsi_config->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - - /*start up display island if it was shutdown*/ - if (!gma_power_begin(dev, true)) - return; - - if (on) { - if (mdfld_get_panel_type(dev, pipe) == TMD_VID) - mdfld_dsi_dpi_turn_on(dpi_output, pipe); - else if (mdfld_get_panel_type(dev, pipe) == TC35876X) - mdfld_dsi_configure_up(dsi_encoder, pipe); - else { - /*enable mipi port*/ - REG_WRITE(MIPI_PORT_CONTROL(pipe), - REG_READ(MIPI_PORT_CONTROL(pipe)) | BIT(31)); - REG_READ(MIPI_PORT_CONTROL(pipe)); - - mdfld_dsi_dpi_turn_on(dpi_output, pipe); - mdfld_dsi_tpo_ic_init(dsi_config, pipe); - } - dev_priv->dpi_panel_on[pipe] = true; - } else { - if (mdfld_get_panel_type(dev, pipe) == TMD_VID) - mdfld_dsi_dpi_shut_down(dpi_output, pipe); - else if (mdfld_get_panel_type(dev, pipe) == TC35876X) - mdfld_dsi_configure_down(dsi_encoder, pipe); - else { - mdfld_dsi_dpi_shut_down(dpi_output, pipe); - - /*disable mipi port*/ - REG_WRITE(MIPI_PORT_CONTROL(pipe), - REG_READ(MIPI_PORT_CONTROL(pipe)) & ~BIT(31)); - REG_READ(MIPI_PORT_CONTROL(pipe)); - } - dev_priv->dpi_panel_on[pipe] = false; - } - gma_power_end(dev); -} - -void mdfld_dsi_dpi_dpms(struct drm_encoder *encoder, int mode) -{ - mdfld_dsi_dpi_set_power(encoder, mode == DRM_MODE_DPMS_ON); -} - -bool mdfld_dsi_dpi_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct mdfld_dsi_encoder *dsi_encoder = mdfld_dsi_encoder(encoder); - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_encoder_get_config(dsi_encoder); - struct drm_display_mode *fixed_mode = dsi_config->fixed_mode; - - if (fixed_mode) { - adjusted_mode->hdisplay = fixed_mode->hdisplay; - adjusted_mode->hsync_start = fixed_mode->hsync_start; - adjusted_mode->hsync_end = fixed_mode->hsync_end; - adjusted_mode->htotal = fixed_mode->htotal; - adjusted_mode->vdisplay = fixed_mode->vdisplay; - adjusted_mode->vsync_start = fixed_mode->vsync_start; - adjusted_mode->vsync_end = fixed_mode->vsync_end; - adjusted_mode->vtotal = fixed_mode->vtotal; - adjusted_mode->clock = fixed_mode->clock; - drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V); - } - return true; -} - -void mdfld_dsi_dpi_prepare(struct drm_encoder *encoder) -{ - mdfld_dsi_dpi_set_power(encoder, false); -} - -void mdfld_dsi_dpi_commit(struct drm_encoder *encoder) -{ - mdfld_dsi_dpi_set_power(encoder, true); -} - -/* For TC35876X */ -/* This functionality was implemented in FW in iCDK */ -/* But removed in DV0 and later. So need to add here. */ -static void mipi_set_properties(struct mdfld_dsi_config *dsi_config, int pipe) -{ - struct drm_device *dev = dsi_config->dev; - - REG_WRITE(MIPI_CTRL_REG(pipe), 0x00000018); - REG_WRITE(MIPI_INTR_EN_REG(pipe), 0xffffffff); - REG_WRITE(MIPI_HS_TX_TIMEOUT_REG(pipe), 0xffffff); - REG_WRITE(MIPI_LP_RX_TIMEOUT_REG(pipe), 0xffffff); - REG_WRITE(MIPI_TURN_AROUND_TIMEOUT_REG(pipe), 0x14); - REG_WRITE(MIPI_DEVICE_RESET_TIMER_REG(pipe), 0xff); - REG_WRITE(MIPI_HIGH_LOW_SWITCH_COUNT_REG(pipe), 0x25); - REG_WRITE(MIPI_INIT_COUNT_REG(pipe), 0xf0); - REG_WRITE(MIPI_EOT_DISABLE_REG(pipe), 0x00000000); - REG_WRITE(MIPI_LP_BYTECLK_REG(pipe), 0x00000004); - REG_WRITE(MIPI_DBI_BW_CTRL_REG(pipe), 0x00000820); - REG_WRITE(MIPI_CLK_LANE_SWITCH_TIME_CNT_REG(pipe), (0xa << 16) | 0x14); -} - -static void mdfld_mipi_set_video_timing(struct mdfld_dsi_config *dsi_config, - int pipe) -{ - struct drm_device *dev = dsi_config->dev; - struct mdfld_dsi_dpi_timing dpi_timing; - struct drm_display_mode *mode = dsi_config->mode; - - mdfld_dsi_dpi_timing_calculation(mode, &dpi_timing, - dsi_config->lane_count, - dsi_config->bpp); - - REG_WRITE(MIPI_DPI_RESOLUTION_REG(pipe), - mode->vdisplay << 16 | mode->hdisplay); - REG_WRITE(MIPI_HSYNC_COUNT_REG(pipe), - dpi_timing.hsync_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_HBP_COUNT_REG(pipe), - dpi_timing.hbp_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_HFP_COUNT_REG(pipe), - dpi_timing.hfp_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_HACTIVE_COUNT_REG(pipe), - dpi_timing.hactive_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_VSYNC_COUNT_REG(pipe), - dpi_timing.vsync_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_VBP_COUNT_REG(pipe), - dpi_timing.vbp_count & DSI_DPI_TIMING_MASK); - REG_WRITE(MIPI_VFP_COUNT_REG(pipe), - dpi_timing.vfp_count & DSI_DPI_TIMING_MASK); -} - -static void mdfld_mipi_config(struct mdfld_dsi_config *dsi_config, int pipe) -{ - struct drm_device *dev = dsi_config->dev; - int lane_count = dsi_config->lane_count; - - if (pipe) { - REG_WRITE(MIPI_PORT_CONTROL(0), 0x00000002); - REG_WRITE(MIPI_PORT_CONTROL(2), 0x80000000); - } else { - REG_WRITE(MIPI_PORT_CONTROL(0), 0x80010000); - REG_WRITE(MIPI_PORT_CONTROL(2), 0x00); - } - - REG_WRITE(MIPI_DPHY_PARAM_REG(pipe), 0x150A600F); - REG_WRITE(MIPI_VIDEO_MODE_FORMAT_REG(pipe), 0x0000000F); - - /* lane_count = 3 */ - REG_WRITE(MIPI_DSI_FUNC_PRG_REG(pipe), 0x00000200 | lane_count); - - mdfld_mipi_set_video_timing(dsi_config, pipe); -} - -static void mdfld_set_pipe_timing(struct mdfld_dsi_config *dsi_config, int pipe) -{ - struct drm_device *dev = dsi_config->dev; - struct drm_display_mode *mode = dsi_config->mode; - - REG_WRITE(HTOTAL_A, ((mode->htotal - 1) << 16) | (mode->hdisplay - 1)); - REG_WRITE(HBLANK_A, ((mode->htotal - 1) << 16) | (mode->hdisplay - 1)); - REG_WRITE(HSYNC_A, - ((mode->hsync_end - 1) << 16) | (mode->hsync_start - 1)); - - REG_WRITE(VTOTAL_A, ((mode->vtotal - 1) << 16) | (mode->vdisplay - 1)); - REG_WRITE(VBLANK_A, ((mode->vtotal - 1) << 16) | (mode->vdisplay - 1)); - REG_WRITE(VSYNC_A, - ((mode->vsync_end - 1) << 16) | (mode->vsync_start - 1)); - - REG_WRITE(PIPEASRC, - ((mode->hdisplay - 1) << 16) | (mode->vdisplay - 1)); -} -/* End for TC35876X */ - -void mdfld_dsi_dpi_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) -{ - struct mdfld_dsi_encoder *dsi_encoder = mdfld_dsi_encoder(encoder); - struct mdfld_dsi_dpi_output *dpi_output = - MDFLD_DSI_DPI_OUTPUT(dsi_encoder); - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_encoder_get_config(dsi_encoder); - struct drm_device *dev = dsi_config->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - int pipe = mdfld_dsi_encoder_get_pipe(dsi_encoder); - u32 pipeconf_reg = PIPEACONF; - u32 dspcntr_reg = DSPACNTR; - u32 pipeconf, dspcntr; - - u32 mipi = MIPI_PORT_EN | PASS_FROM_SPHY_TO_AFE | SEL_FLOPPED_HSTX; - - if (WARN_ON(pipe < 0)) - return; - - pipeconf = dev_priv->pipeconf[pipe]; - dspcntr = dev_priv->dspcntr[pipe]; - - if (pipe) { - pipeconf_reg = PIPECCONF; - dspcntr_reg = DSPCCNTR; - } else { - if (mdfld_get_panel_type(dev, pipe) == TC35876X) - mipi &= (~0x03); /* Use all four lanes */ - else - mipi |= 2; - } - - /*start up display island if it was shutdown*/ - if (!gma_power_begin(dev, true)) - return; - - if (mdfld_get_panel_type(dev, pipe) == TC35876X) { - /* - * The following logic is required to reset the bridge and - * configure. This also starts the DSI clock at 200MHz. - */ - tc35876x_set_bridge_reset_state(dev, 0); /*Pull High Reset */ - tc35876x_toshiba_bridge_panel_on(dev); - udelay(100); - /* Now start the DSI clock */ - REG_WRITE(MRST_DPLL_A, 0x00); - REG_WRITE(MRST_FPA0, 0xC1); - REG_WRITE(MRST_DPLL_A, 0x00800000); - udelay(500); - REG_WRITE(MRST_DPLL_A, 0x80800000); - - if (REG_BIT_WAIT(pipeconf_reg, 1, 29)) - dev_err(dev->dev, "%s: DSI PLL lock timeout\n", - __func__); - - REG_WRITE(MIPI_DPHY_PARAM_REG(pipe), 0x2A0c6008); - - mipi_set_properties(dsi_config, pipe); - mdfld_mipi_config(dsi_config, pipe); - mdfld_set_pipe_timing(dsi_config, pipe); - - REG_WRITE(DSPABASE, 0x00); - REG_WRITE(DSPASIZE, - ((mode->vdisplay - 1) << 16) | (mode->hdisplay - 1)); - - REG_WRITE(DSPACNTR, 0x98000000); - REG_WRITE(DSPASURF, 0x00); - - REG_WRITE(VGACNTRL, 0x80000000); - REG_WRITE(DEVICE_READY_REG, 0x00000001); - - REG_WRITE(MIPI_PORT_CONTROL(pipe), 0x80810000); - } else { - /*set up mipi port FIXME: do at init time */ - REG_WRITE(MIPI_PORT_CONTROL(pipe), mipi); - } - REG_READ(MIPI_PORT_CONTROL(pipe)); - - if (mdfld_get_panel_type(dev, pipe) == TMD_VID) { - /* NOP */ - } else if (mdfld_get_panel_type(dev, pipe) == TC35876X) { - /* set up DSI controller DPI interface */ - mdfld_dsi_dpi_controller_init(dsi_config, pipe); - - /* Configure MIPI Bridge and Panel */ - tc35876x_configure_lvds_bridge(dev); - dev_priv->dpi_panel_on[pipe] = true; - } else { - /*turn on DPI interface*/ - mdfld_dsi_dpi_turn_on(dpi_output, pipe); - } - - /*set up pipe*/ - REG_WRITE(pipeconf_reg, pipeconf); - REG_READ(pipeconf_reg); - - /*set up display plane*/ - REG_WRITE(dspcntr_reg, dspcntr); - REG_READ(dspcntr_reg); - - msleep(20); /* FIXME: this should wait for vblank */ - - if (mdfld_get_panel_type(dev, pipe) == TMD_VID) { - /* NOP */ - } else if (mdfld_get_panel_type(dev, pipe) == TC35876X) { - mdfld_dsi_dpi_turn_on(dpi_output, pipe); - } else { - /* init driver ic */ - mdfld_dsi_tpo_ic_init(dsi_config, pipe); - /*init backlight*/ - mdfld_dsi_brightness_init(dsi_config, pipe); - } - - gma_power_end(dev); -} - -/* - * Init DSI DPI encoder. - * Allocate an mdfld_dsi_encoder and attach it to given @dsi_connector - * return pointer of newly allocated DPI encoder, NULL on error - */ -struct mdfld_dsi_encoder *mdfld_dsi_dpi_init(struct drm_device *dev, - struct mdfld_dsi_connector *dsi_connector, - const struct panel_funcs *p_funcs) -{ - struct mdfld_dsi_dpi_output *dpi_output = NULL; - struct mdfld_dsi_config *dsi_config; - struct drm_connector *connector = NULL; - struct drm_encoder *encoder = NULL; - int pipe; - u32 data; - int ret; - - pipe = dsi_connector->pipe; - - if (mdfld_get_panel_type(dev, pipe) != TC35876X) { - dsi_config = mdfld_dsi_get_config(dsi_connector); - - /* panel hard-reset */ - if (p_funcs->reset) { - ret = p_funcs->reset(dev, pipe); - if (ret) { - DRM_ERROR("Panel %d hard-reset failed\n", pipe); - return NULL; - } - } - - /* panel drvIC init */ - if (p_funcs->drv_ic_init) - p_funcs->drv_ic_init(dsi_config, pipe); - - /* panel power mode detect */ - ret = mdfld_dsi_get_power_mode(dsi_config, &data, false); - if (ret) { - DRM_ERROR("Panel %d get power mode failed\n", pipe); - dsi_connector->status = connector_status_disconnected; - } else { - DRM_INFO("pipe %d power mode 0x%x\n", pipe, data); - dsi_connector->status = connector_status_connected; - } - } - - dpi_output = kzalloc(sizeof(struct mdfld_dsi_dpi_output), GFP_KERNEL); - if (!dpi_output) { - DRM_ERROR("No memory\n"); - return NULL; - } - - dpi_output->panel_on = 0; - dpi_output->dev = dev; - if (mdfld_get_panel_type(dev, pipe) != TC35876X) - dpi_output->p_funcs = p_funcs; - dpi_output->first_boot = 1; - - /*get fixed mode*/ - dsi_config = mdfld_dsi_get_config(dsi_connector); - - /*create drm encoder object*/ - connector = &dsi_connector->base.base; - encoder = &dpi_output->base.base.base; - drm_simple_encoder_init(dev, encoder, DRM_MODE_ENCODER_LVDS); - drm_encoder_helper_add(encoder, - p_funcs->encoder_helper_funcs); - - /*attach to given connector*/ - drm_connector_attach_encoder(connector, encoder); - - /*set possible crtcs and clones*/ - if (dsi_connector->pipe) { - encoder->possible_crtcs = (1 << 2); - encoder->possible_clones = 0; - } else { - encoder->possible_crtcs = (1 << 0); - encoder->possible_clones = 0; - } - - dsi_connector->base.encoder = &dpi_output->base.base; - - return &dpi_output->base; -} diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.h b/drivers/gpu/drm/gma500/mdfld_dsi_dpi.h deleted file mode 100644 index 2b40663e1696..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_dsi_dpi.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * jim liu jim.liu@intel.com - * Jackie Liyaodong.li@intel.com - */ - -#ifndef __MDFLD_DSI_DPI_H__ -#define __MDFLD_DSI_DPI_H__ - -#include "mdfld_dsi_output.h" -#include "mdfld_output.h" - -struct mdfld_dsi_dpi_timing { - u16 hsync_count; - u16 hbp_count; - u16 hfp_count; - u16 hactive_count; - u16 vsync_count; - u16 vbp_count; - u16 vfp_count; -}; - -struct mdfld_dsi_dpi_output { - struct mdfld_dsi_encoder base; - struct drm_device *dev; - - int panel_on; - int first_boot; - - const struct panel_funcs *p_funcs; -}; - -#define MDFLD_DSI_DPI_OUTPUT(dsi_encoder)\ - container_of(dsi_encoder, struct mdfld_dsi_dpi_output, base) - -/* Export functions */ -extern int mdfld_dsi_dpi_timing_calculation(struct drm_display_mode *mode, - struct mdfld_dsi_dpi_timing *dpi_timing, - int num_lane, int bpp); -extern struct mdfld_dsi_encoder *mdfld_dsi_dpi_init(struct drm_device *dev, - struct mdfld_dsi_connector *dsi_connector, - const struct panel_funcs *p_funcs); - -/* MDFLD DPI helper functions */ -extern void mdfld_dsi_dpi_dpms(struct drm_encoder *encoder, int mode); -extern bool mdfld_dsi_dpi_mode_fixup(struct drm_encoder *encoder, - const struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode); -extern void mdfld_dsi_dpi_prepare(struct drm_encoder *encoder); -extern void mdfld_dsi_dpi_commit(struct drm_encoder *encoder); -extern void mdfld_dsi_dpi_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode); -extern void mdfld_dsi_dpi_turn_on(struct mdfld_dsi_dpi_output *output, - int pipe); -extern void mdfld_dsi_dpi_controller_init(struct mdfld_dsi_config *dsi_config, - int pipe); -#endif /*__MDFLD_DSI_DPI_H__*/ diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_output.c b/drivers/gpu/drm/gma500/mdfld_dsi_output.c deleted file mode 100644 index 24105f45c1c4..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_dsi_output.c +++ /dev/null @@ -1,603 +0,0 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * jim liu jim.liu@intel.com - * Jackie Liyaodong.li@intel.com - */ - -#include <linux/delay.h> -#include <linux/moduleparam.h> -#include <linux/pm_runtime.h> -#include <linux/gpio/consumer.h> - -#include <asm/intel_scu_ipc.h> - -#include "mdfld_dsi_dpi.h" -#include "mdfld_dsi_output.h" -#include "mdfld_dsi_pkg_sender.h" -#include "mdfld_output.h" -#include "tc35876x-dsi-lvds.h" - -/* get the LABC from command line. */ -static int LABC_control = 1; - -#ifdef MODULE -module_param(LABC_control, int, 0644); -#else - -static int __init parse_LABC_control(char *arg) -{ - /* LABC control can be passed in as a cmdline parameter */ - /* to enable this feature add LABC=1 to cmdline */ - /* to disable this feature add LABC=0 to cmdline */ - if (!arg) - return -EINVAL; - - if (!strcasecmp(arg, "0")) - LABC_control = 0; - else if (!strcasecmp(arg, "1")) - LABC_control = 1; - - return 0; -} -early_param("LABC", parse_LABC_control); -#endif - -/* - * Check and see if the generic control or data buffer is empty and ready. - */ -void mdfld_dsi_gen_fifo_ready(struct drm_device *dev, u32 gen_fifo_stat_reg, - u32 fifo_stat) -{ - u32 GEN_BF_time_out_count; - - /* Check MIPI Adatper command registers */ - for (GEN_BF_time_out_count = 0; - GEN_BF_time_out_count < GEN_FB_TIME_OUT; - GEN_BF_time_out_count++) { - if ((REG_READ(gen_fifo_stat_reg) & fifo_stat) == fifo_stat) - break; - udelay(100); - } - - if (GEN_BF_time_out_count == GEN_FB_TIME_OUT) - DRM_ERROR("mdfld_dsi_gen_fifo_ready, Timeout. gen_fifo_stat_reg = 0x%x.\n", - gen_fifo_stat_reg); -} - -/* - * Manage the DSI MIPI keyboard and display brightness. - * FIXME: this is exported to OSPM code. should work out an specific - * display interface to OSPM. - */ - -void mdfld_dsi_brightness_init(struct mdfld_dsi_config *dsi_config, int pipe) -{ - struct mdfld_dsi_pkg_sender *sender = - mdfld_dsi_get_pkg_sender(dsi_config); - struct drm_device *dev; - struct drm_psb_private *dev_priv; - u32 gen_ctrl_val; - - if (!sender) { - DRM_ERROR("No sender found\n"); - return; - } - - dev = sender->dev; - dev_priv = dev->dev_private; - - /* Set default display backlight value to 85% (0xd8)*/ - mdfld_dsi_send_mcs_short(sender, write_display_brightness, 0xd8, 1, - true); - - /* Set minimum brightness setting of CABC function to 20% (0x33)*/ - mdfld_dsi_send_mcs_short(sender, write_cabc_min_bright, 0x33, 1, true); - - /* Enable backlight or/and LABC */ - gen_ctrl_val = BRIGHT_CNTL_BLOCK_ON | DISPLAY_DIMMING_ON | - BACKLIGHT_ON; - if (LABC_control == 1) - gen_ctrl_val |= DISPLAY_DIMMING_ON | DISPLAY_BRIGHTNESS_AUTO - | GAMMA_AUTO; - - if (LABC_control == 1) - gen_ctrl_val |= AMBIENT_LIGHT_SENSE_ON; - - dev_priv->mipi_ctrl_display = gen_ctrl_val; - - mdfld_dsi_send_mcs_short(sender, write_ctrl_display, (u8)gen_ctrl_val, - 1, true); - - mdfld_dsi_send_mcs_short(sender, write_ctrl_cabc, UI_IMAGE, 1, true); -} - -void mdfld_dsi_brightness_control(struct drm_device *dev, int pipe, int level) -{ - struct mdfld_dsi_pkg_sender *sender; - struct drm_psb_private *dev_priv; - struct mdfld_dsi_config *dsi_config; - u32 gen_ctrl_val = 0; - int p_type = TMD_VID; - - if (!dev || (pipe != 0 && pipe != 2)) { - DRM_ERROR("Invalid parameter\n"); - return; - } - - p_type = mdfld_get_panel_type(dev, 0); - - dev_priv = dev->dev_private; - - if (pipe) - dsi_config = dev_priv->dsi_configs[1]; - else - dsi_config = dev_priv->dsi_configs[0]; - - sender = mdfld_dsi_get_pkg_sender(dsi_config); - - if (!sender) { - DRM_ERROR("No sender found\n"); - return; - } - - gen_ctrl_val = (level * 0xff / MDFLD_DSI_BRIGHTNESS_MAX_LEVEL) & 0xff; - - dev_dbg(sender->dev->dev, "pipe = %d, gen_ctrl_val = %d.\n", - pipe, gen_ctrl_val); - - if (p_type == TMD_VID) { - /* Set display backlight value */ - mdfld_dsi_send_mcs_short(sender, tmd_write_display_brightness, - (u8)gen_ctrl_val, 1, true); - } else { - /* Set display backlight value */ - mdfld_dsi_send_mcs_short(sender, write_display_brightness, - (u8)gen_ctrl_val, 1, true); - - /* Enable backlight control */ - if (level == 0) - gen_ctrl_val = 0; - else - gen_ctrl_val = dev_priv->mipi_ctrl_display; - - mdfld_dsi_send_mcs_short(sender, write_ctrl_display, - (u8)gen_ctrl_val, 1, true); - } -} - -static int mdfld_dsi_get_panel_status(struct mdfld_dsi_config *dsi_config, - u8 dcs, u32 *data, bool hs) -{ - struct mdfld_dsi_pkg_sender *sender - = mdfld_dsi_get_pkg_sender(dsi_config); - - if (!sender || !data) { - DRM_ERROR("Invalid parameter\n"); - return -EINVAL; - } - - return mdfld_dsi_read_mcs(sender, dcs, data, 1, hs); -} - -int mdfld_dsi_get_power_mode(struct mdfld_dsi_config *dsi_config, u32 *mode, - bool hs) -{ - if (!dsi_config || !mode) { - DRM_ERROR("Invalid parameter\n"); - return -EINVAL; - } - - return mdfld_dsi_get_panel_status(dsi_config, 0x0a, mode, hs); -} - -/* - * NOTE: this function was used by OSPM. - * TODO: will be removed later, should work out display interfaces for OSPM - */ -void mdfld_dsi_controller_init(struct mdfld_dsi_config *dsi_config, int pipe) -{ - if (!dsi_config || ((pipe != 0) && (pipe != 2))) { - DRM_ERROR("Invalid parameters\n"); - return; - } - - mdfld_dsi_dpi_controller_init(dsi_config, pipe); -} - -static void mdfld_dsi_connector_save(struct drm_connector *connector) -{ -} - -static void mdfld_dsi_connector_restore(struct drm_connector *connector) -{ -} - -/* FIXME: start using the force parameter */ -static enum drm_connector_status -mdfld_dsi_connector_detect(struct drm_connector *connector, bool force) -{ - struct mdfld_dsi_connector *dsi_connector - = mdfld_dsi_connector(connector); - - dsi_connector->status = connector_status_connected; - - return dsi_connector->status; -} - -static int mdfld_dsi_connector_set_property(struct drm_connector *connector, - struct drm_property *property, - uint64_t value) -{ - struct drm_encoder *encoder = connector->encoder; - - if (!strcmp(property->name, "scaling mode") && encoder) { - struct gma_crtc *gma_crtc = to_gma_crtc(encoder->crtc); - bool centerechange; - uint64_t val; - - if (!gma_crtc) - goto set_prop_error; - - switch (value) { - case DRM_MODE_SCALE_FULLSCREEN: - break; - case DRM_MODE_SCALE_NO_SCALE: - break; - case DRM_MODE_SCALE_ASPECT: - break; - default: - goto set_prop_error; - } - - if (drm_object_property_get_value(&connector->base, property, &val)) - goto set_prop_error; - - if (val == value) - goto set_prop_done; - - if (drm_object_property_set_value(&connector->base, - property, value)) - goto set_prop_error; - - centerechange = (val == DRM_MODE_SCALE_NO_SCALE) || - (value == DRM_MODE_SCALE_NO_SCALE); - - if (gma_crtc->saved_mode.hdisplay != 0 && - gma_crtc->saved_mode.vdisplay != 0) { - if (centerechange) { - if (!drm_crtc_helper_set_mode(encoder->crtc, - &gma_crtc->saved_mode, - encoder->crtc->x, - encoder->crtc->y, - encoder->crtc->primary->fb)) - goto set_prop_error; - } else { - const struct drm_encoder_helper_funcs *funcs = - encoder->helper_private; - funcs->mode_set(encoder, - &gma_crtc->saved_mode, - &gma_crtc->saved_adjusted_mode); - } - } - } else if (!strcmp(property->name, "backlight") && encoder) { - if (drm_object_property_set_value(&connector->base, property, - value)) - goto set_prop_error; - else - gma_backlight_set(encoder->dev, value); - } -set_prop_done: - return 0; -set_prop_error: - return -1; -} - -static void mdfld_dsi_connector_destroy(struct drm_connector *connector) -{ - struct mdfld_dsi_connector *dsi_connector = - mdfld_dsi_connector(connector); - struct mdfld_dsi_pkg_sender *sender; - - if (!dsi_connector) - return; - drm_connector_unregister(connector); - drm_connector_cleanup(connector); - sender = dsi_connector->pkg_sender; - mdfld_dsi_pkg_sender_destroy(sender); - kfree(dsi_connector); -} - -static int mdfld_dsi_connector_get_modes(struct drm_connector *connector) -{ - struct mdfld_dsi_connector *dsi_connector = - mdfld_dsi_connector(connector); - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_get_config(dsi_connector); - struct drm_display_mode *fixed_mode = dsi_config->fixed_mode; - struct drm_display_mode *dup_mode = NULL; - struct drm_device *dev = connector->dev; - - if (fixed_mode) { - dev_dbg(dev->dev, "fixed_mode %dx%d\n", - fixed_mode->hdisplay, fixed_mode->vdisplay); - dup_mode = drm_mode_duplicate(dev, fixed_mode); - drm_mode_probed_add(connector, dup_mode); - return 1; - } - DRM_ERROR("Didn't get any modes!\n"); - return 0; -} - -static enum drm_mode_status mdfld_dsi_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct mdfld_dsi_connector *dsi_connector = - mdfld_dsi_connector(connector); - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_get_config(dsi_connector); - struct drm_display_mode *fixed_mode = dsi_config->fixed_mode; - - if (mode->flags & DRM_MODE_FLAG_DBLSCAN) - return MODE_NO_DBLESCAN; - - if (mode->flags & DRM_MODE_FLAG_INTERLACE) - return MODE_NO_INTERLACE; - - /** - * FIXME: current DC has no fitting unit, reject any mode setting - * request - * Will figure out a way to do up-scaling(panel fitting) later. - **/ - if (fixed_mode) { - if (mode->hdisplay != fixed_mode->hdisplay) - return MODE_PANEL; - - if (mode->vdisplay != fixed_mode->vdisplay) - return MODE_PANEL; - } - - return MODE_OK; -} - -static struct drm_encoder *mdfld_dsi_connector_best_encoder( - struct drm_connector *connector) -{ - struct mdfld_dsi_connector *dsi_connector = - mdfld_dsi_connector(connector); - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_get_config(dsi_connector); - return &dsi_config->encoder->base.base; -} - -/*DSI connector funcs*/ -static const struct drm_connector_funcs mdfld_dsi_connector_funcs = { - .dpms = drm_helper_connector_dpms, - .detect = mdfld_dsi_connector_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .set_property = mdfld_dsi_connector_set_property, - .destroy = mdfld_dsi_connector_destroy, -}; - -/*DSI connector helper funcs*/ -static const struct drm_connector_helper_funcs - mdfld_dsi_connector_helper_funcs = { - .get_modes = mdfld_dsi_connector_get_modes, - .mode_valid = mdfld_dsi_connector_mode_valid, - .best_encoder = mdfld_dsi_connector_best_encoder, -}; - -static int mdfld_dsi_get_default_config(struct drm_device *dev, - struct mdfld_dsi_config *config, int pipe) -{ - if (!dev || !config) { - DRM_ERROR("Invalid parameters"); - return -EINVAL; - } - - config->bpp = 24; - if (mdfld_get_panel_type(dev, pipe) == TC35876X) - config->lane_count = 4; - else - config->lane_count = 2; - config->channel_num = 0; - - if (mdfld_get_panel_type(dev, pipe) == TMD_VID) - config->video_mode = MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_PULSE; - else if (mdfld_get_panel_type(dev, pipe) == TC35876X) - config->video_mode = - MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_EVENTS; - else - config->video_mode = MDFLD_DSI_VIDEO_BURST_MODE; - - return 0; -} - -int mdfld_dsi_panel_reset(struct drm_device *ddev, int pipe) -{ - struct device *dev = ddev->dev; - struct gpio_desc *gpiod; - - /* - * Raise the GPIO reset line for the corresponding pipe to HIGH, - * this is probably because it is active low so this takes the - * respective pipe out of reset. (We have no code to put it back - * into reset in this driver.) - */ - switch (pipe) { - case 0: - gpiod = gpiod_get(dev, "dsi-pipe0-reset", GPIOD_OUT_HIGH); - if (IS_ERR(gpiod)) - return PTR_ERR(gpiod); - break; - case 2: - gpiod = gpiod_get(dev, "dsi-pipe2-reset", GPIOD_OUT_HIGH); - if (IS_ERR(gpiod)) - return PTR_ERR(gpiod); - break; - default: - DRM_DEV_ERROR(dev, "Invalid output pipe\n"); - return -EINVAL; - } - gpiod_put(gpiod); - - /* Flush posted writes on the device */ - gpiod = gpiod_get(dev, "dsi-pipe0-reset", GPIOD_ASIS); - if (IS_ERR(gpiod)) - return PTR_ERR(gpiod); - gpiod_get_value(gpiod); - gpiod_put(gpiod); - - return 0; -} - -/* - * MIPI output init - * @dev drm device - * @pipe pipe number. 0 or 2 - * @config - * - * Do the initialization of a MIPI output, including create DRM mode objects - * initialization of DSI output on @pipe - */ -void mdfld_dsi_output_init(struct drm_device *dev, - int pipe, - const struct panel_funcs *p_vid_funcs) -{ - struct mdfld_dsi_config *dsi_config; - struct mdfld_dsi_connector *dsi_connector; - struct drm_connector *connector; - struct mdfld_dsi_encoder *encoder; - struct drm_psb_private *dev_priv = dev->dev_private; - struct panel_info dsi_panel_info; - u32 width_mm, height_mm; - - dev_dbg(dev->dev, "init DSI output on pipe %d\n", pipe); - - if (pipe != 0 && pipe != 2) { - DRM_ERROR("Invalid parameter\n"); - return; - } - - /*create a new connector*/ - dsi_connector = kzalloc(sizeof(struct mdfld_dsi_connector), GFP_KERNEL); - if (!dsi_connector) { - DRM_ERROR("No memory"); - return; - } - - dsi_connector->pipe = pipe; - - dsi_config = kzalloc(sizeof(struct mdfld_dsi_config), - GFP_KERNEL); - if (!dsi_config) { - DRM_ERROR("cannot allocate memory for DSI config\n"); - goto dsi_init_err0; - } - mdfld_dsi_get_default_config(dev, dsi_config, pipe); - - dsi_connector->private = dsi_config; - - dsi_config->changed = 1; - dsi_config->dev = dev; - - dsi_config->fixed_mode = p_vid_funcs->get_config_mode(dev); - if (p_vid_funcs->get_panel_info(dev, pipe, &dsi_panel_info)) - goto dsi_init_err0; - - width_mm = dsi_panel_info.width_mm; - height_mm = dsi_panel_info.height_mm; - - dsi_config->mode = dsi_config->fixed_mode; - dsi_config->connector = dsi_connector; - - if (!dsi_config->fixed_mode) { - DRM_ERROR("No panel fixed mode was found\n"); - goto dsi_init_err0; - } - - if (pipe && dev_priv->dsi_configs[0]) { - dsi_config->dvr_ic_inited = 0; - dev_priv->dsi_configs[1] = dsi_config; - } else if (pipe == 0) { - dsi_config->dvr_ic_inited = 1; - dev_priv->dsi_configs[0] = dsi_config; - } else { - DRM_ERROR("Trying to init MIPI1 before MIPI0\n"); - goto dsi_init_err0; - } - - - connector = &dsi_connector->base.base; - dsi_connector->base.save = mdfld_dsi_connector_save; - dsi_connector->base.restore = mdfld_dsi_connector_restore; - - drm_connector_init(dev, connector, &mdfld_dsi_connector_funcs, - DRM_MODE_CONNECTOR_LVDS); - drm_connector_helper_add(connector, &mdfld_dsi_connector_helper_funcs); - - connector->display_info.subpixel_order = SubPixelHorizontalRGB; - connector->display_info.width_mm = width_mm; - connector->display_info.height_mm = height_mm; - connector->interlace_allowed = false; - connector->doublescan_allowed = false; - - /*attach properties*/ - drm_object_attach_property(&connector->base, - dev->mode_config.scaling_mode_property, - DRM_MODE_SCALE_FULLSCREEN); - drm_object_attach_property(&connector->base, - dev_priv->backlight_property, - MDFLD_DSI_BRIGHTNESS_MAX_LEVEL); - - /*init DSI package sender on this output*/ - if (mdfld_dsi_pkg_sender_init(dsi_connector, pipe)) { - DRM_ERROR("Package Sender initialization failed on pipe %d\n", - pipe); - goto dsi_init_err0; - } - - encoder = mdfld_dsi_dpi_init(dev, dsi_connector, p_vid_funcs); - if (!encoder) { - DRM_ERROR("Create DPI encoder failed\n"); - goto dsi_init_err1; - } - encoder->private = dsi_config; - dsi_config->encoder = encoder; - encoder->base.type = (pipe == 0) ? INTEL_OUTPUT_MIPI : - INTEL_OUTPUT_MIPI2; - drm_connector_register(connector); - return; - - /*TODO: add code to destroy outputs on error*/ -dsi_init_err1: - /*destroy sender*/ - mdfld_dsi_pkg_sender_destroy(dsi_connector->pkg_sender); - - drm_connector_cleanup(connector); - - kfree(dsi_config->fixed_mode); - kfree(dsi_config); -dsi_init_err0: - kfree(dsi_connector); -} diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_output.h b/drivers/gpu/drm/gma500/mdfld_dsi_output.h deleted file mode 100644 index 5c0db3c2903f..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_dsi_output.h +++ /dev/null @@ -1,377 +0,0 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * jim liu jim.liu@intel.com - * Jackie Liyaodong.li@intel.com - */ - -#ifndef __MDFLD_DSI_OUTPUT_H__ -#define __MDFLD_DSI_OUTPUT_H__ - -#include <linux/backlight.h> - -#include <asm/intel-mid.h> - -#include <drm/drm.h> -#include <drm/drm_crtc.h> -#include <drm/drm_edid.h> - -#include "mdfld_output.h" -#include "psb_drv.h" -#include "psb_intel_drv.h" -#include "psb_intel_reg.h" - -#define FLD_MASK(start, end) (((1 << ((start) - (end) + 1)) - 1) << (end)) -#define FLD_VAL(val, start, end) (((val) << (end)) & FLD_MASK(start, end)) -#define FLD_GET(val, start, end) (((val) & FLD_MASK(start, end)) >> (end)) -#define FLD_MOD(orig, val, start, end) \ - (((orig) & ~FLD_MASK(start, end)) | FLD_VAL(val, start, end)) - -#define REG_FLD_MOD(reg, val, start, end) \ - REG_WRITE(reg, FLD_MOD(REG_READ(reg), val, start, end)) - -static inline int REGISTER_FLD_WAIT(struct drm_device *dev, u32 reg, - u32 val, int start, int end) -{ - int t = 100000; - - while (FLD_GET(REG_READ(reg), start, end) != val) { - if (--t == 0) - return 1; - } - - return 0; -} - -#define REG_FLD_WAIT(reg, val, start, end) \ - REGISTER_FLD_WAIT(dev, reg, val, start, end) - -#define REG_BIT_WAIT(reg, val, bitnum) \ - REGISTER_FLD_WAIT(dev, reg, val, bitnum, bitnum) - -#define MDFLD_DSI_BRIGHTNESS_MAX_LEVEL 100 - -#ifdef DEBUG -#define CHECK_PIPE(pipe) ({ \ - const typeof(pipe) __pipe = (pipe); \ - BUG_ON(__pipe != 0 && __pipe != 2); \ - __pipe; }) -#else -#define CHECK_PIPE(pipe) (pipe) -#endif - -/* - * Actual MIPIA->MIPIC reg offset is 0x800, value 0x400 is valid for 0 and 2 - */ -#define REG_OFFSET(pipe) (CHECK_PIPE(pipe) * 0x400) - -/* mdfld DSI controller registers */ -#define MIPI_DEVICE_READY_REG(pipe) (0xb000 + REG_OFFSET(pipe)) -#define MIPI_INTR_STAT_REG(pipe) (0xb004 + REG_OFFSET(pipe)) -#define MIPI_INTR_EN_REG(pipe) (0xb008 + REG_OFFSET(pipe)) -#define MIPI_DSI_FUNC_PRG_REG(pipe) (0xb00c + REG_OFFSET(pipe)) -#define MIPI_HS_TX_TIMEOUT_REG(pipe) (0xb010 + REG_OFFSET(pipe)) -#define MIPI_LP_RX_TIMEOUT_REG(pipe) (0xb014 + REG_OFFSET(pipe)) -#define MIPI_TURN_AROUND_TIMEOUT_REG(pipe) (0xb018 + REG_OFFSET(pipe)) -#define MIPI_DEVICE_RESET_TIMER_REG(pipe) (0xb01c + REG_OFFSET(pipe)) -#define MIPI_DPI_RESOLUTION_REG(pipe) (0xb020 + REG_OFFSET(pipe)) -#define MIPI_DBI_FIFO_THROTTLE_REG(pipe) (0xb024 + REG_OFFSET(pipe)) -#define MIPI_HSYNC_COUNT_REG(pipe) (0xb028 + REG_OFFSET(pipe)) -#define MIPI_HBP_COUNT_REG(pipe) (0xb02c + REG_OFFSET(pipe)) -#define MIPI_HFP_COUNT_REG(pipe) (0xb030 + REG_OFFSET(pipe)) -#define MIPI_HACTIVE_COUNT_REG(pipe) (0xb034 + REG_OFFSET(pipe)) -#define MIPI_VSYNC_COUNT_REG(pipe) (0xb038 + REG_OFFSET(pipe)) -#define MIPI_VBP_COUNT_REG(pipe) (0xb03c + REG_OFFSET(pipe)) -#define MIPI_VFP_COUNT_REG(pipe) (0xb040 + REG_OFFSET(pipe)) -#define MIPI_HIGH_LOW_SWITCH_COUNT_REG(pipe) (0xb044 + REG_OFFSET(pipe)) -#define MIPI_DPI_CONTROL_REG(pipe) (0xb048 + REG_OFFSET(pipe)) -#define MIPI_DPI_DATA_REG(pipe) (0xb04c + REG_OFFSET(pipe)) -#define MIPI_INIT_COUNT_REG(pipe) (0xb050 + REG_OFFSET(pipe)) -#define MIPI_MAX_RETURN_PACK_SIZE_REG(pipe) (0xb054 + REG_OFFSET(pipe)) -#define MIPI_VIDEO_MODE_FORMAT_REG(pipe) (0xb058 + REG_OFFSET(pipe)) -#define MIPI_EOT_DISABLE_REG(pipe) (0xb05c + REG_OFFSET(pipe)) -#define MIPI_LP_BYTECLK_REG(pipe) (0xb060 + REG_OFFSET(pipe)) -#define MIPI_LP_GEN_DATA_REG(pipe) (0xb064 + REG_OFFSET(pipe)) -#define MIPI_HS_GEN_DATA_REG(pipe) (0xb068 + REG_OFFSET(pipe)) -#define MIPI_LP_GEN_CTRL_REG(pipe) (0xb06c + REG_OFFSET(pipe)) -#define MIPI_HS_GEN_CTRL_REG(pipe) (0xb070 + REG_OFFSET(pipe)) -#define MIPI_GEN_FIFO_STAT_REG(pipe) (0xb074 + REG_OFFSET(pipe)) -#define MIPI_HS_LS_DBI_ENABLE_REG(pipe) (0xb078 + REG_OFFSET(pipe)) -#define MIPI_DPHY_PARAM_REG(pipe) (0xb080 + REG_OFFSET(pipe)) -#define MIPI_DBI_BW_CTRL_REG(pipe) (0xb084 + REG_OFFSET(pipe)) -#define MIPI_CLK_LANE_SWITCH_TIME_CNT_REG(pipe) (0xb088 + REG_OFFSET(pipe)) - -#define MIPI_CTRL_REG(pipe) (0xb104 + REG_OFFSET(pipe)) -#define MIPI_DATA_ADD_REG(pipe) (0xb108 + REG_OFFSET(pipe)) -#define MIPI_DATA_LEN_REG(pipe) (0xb10c + REG_OFFSET(pipe)) -#define MIPI_CMD_ADD_REG(pipe) (0xb110 + REG_OFFSET(pipe)) -#define MIPI_CMD_LEN_REG(pipe) (0xb114 + REG_OFFSET(pipe)) - -/* non-uniform reg offset */ -#define MIPI_PORT_CONTROL(pipe) (CHECK_PIPE(pipe) ? MIPI_C : MIPI) - -#define DSI_DEVICE_READY (0x1) -#define DSI_POWER_STATE_ULPS_ENTER (0x2 << 1) -#define DSI_POWER_STATE_ULPS_EXIT (0x1 << 1) -#define DSI_POWER_STATE_ULPS_OFFSET (0x1) - - -#define DSI_ONE_DATA_LANE (0x1) -#define DSI_TWO_DATA_LANE (0x2) -#define DSI_THREE_DATA_LANE (0X3) -#define DSI_FOUR_DATA_LANE (0x4) -#define DSI_DPI_VIRT_CHANNEL_OFFSET (0x3) -#define DSI_DBI_VIRT_CHANNEL_OFFSET (0x5) -#define DSI_DPI_COLOR_FORMAT_RGB565 (0x01 << 7) -#define DSI_DPI_COLOR_FORMAT_RGB666 (0x02 << 7) -#define DSI_DPI_COLOR_FORMAT_RGB666_UNPACK (0x03 << 7) -#define DSI_DPI_COLOR_FORMAT_RGB888 (0x04 << 7) -#define DSI_DBI_COLOR_FORMAT_OPTION2 (0x05 << 13) - -#define DSI_INTR_STATE_RXSOTERROR BIT(0) - -#define DSI_INTR_STATE_SPL_PKG_SENT BIT(30) -#define DSI_INTR_STATE_TE BIT(31) - -#define DSI_HS_TX_TIMEOUT_MASK (0xffffff) - -#define DSI_LP_RX_TIMEOUT_MASK (0xffffff) - -#define DSI_TURN_AROUND_TIMEOUT_MASK (0x3f) - -#define DSI_RESET_TIMER_MASK (0xffff) - -#define DSI_DBI_FIFO_WM_HALF (0x0) -#define DSI_DBI_FIFO_WM_QUARTER (0x1) -#define DSI_DBI_FIFO_WM_LOW (0x2) - -#define DSI_DPI_TIMING_MASK (0xffff) - -#define DSI_INIT_TIMER_MASK (0xffff) - -#define DSI_DBI_RETURN_PACK_SIZE_MASK (0x3ff) - -#define DSI_LP_BYTECLK_MASK (0x0ffff) - -#define DSI_HS_CTRL_GEN_SHORT_W0 (0x03) -#define DSI_HS_CTRL_GEN_SHORT_W1 (0x13) -#define DSI_HS_CTRL_GEN_SHORT_W2 (0x23) -#define DSI_HS_CTRL_GEN_R0 (0x04) -#define DSI_HS_CTRL_GEN_R1 (0x14) -#define DSI_HS_CTRL_GEN_R2 (0x24) -#define DSI_HS_CTRL_GEN_LONG_W (0x29) -#define DSI_HS_CTRL_MCS_SHORT_W0 (0x05) -#define DSI_HS_CTRL_MCS_SHORT_W1 (0x15) -#define DSI_HS_CTRL_MCS_R0 (0x06) -#define DSI_HS_CTRL_MCS_LONG_W (0x39) -#define DSI_HS_CTRL_VC_OFFSET (0x06) -#define DSI_HS_CTRL_WC_OFFSET (0x08) - -#define DSI_FIFO_GEN_HS_DATA_FULL BIT(0) -#define DSI_FIFO_GEN_HS_DATA_HALF_EMPTY BIT(1) -#define DSI_FIFO_GEN_HS_DATA_EMPTY BIT(2) -#define DSI_FIFO_GEN_LP_DATA_FULL BIT(8) -#define DSI_FIFO_GEN_LP_DATA_HALF_EMPTY BIT(9) -#define DSI_FIFO_GEN_LP_DATA_EMPTY BIT(10) -#define DSI_FIFO_GEN_HS_CTRL_FULL BIT(16) -#define DSI_FIFO_GEN_HS_CTRL_HALF_EMPTY BIT(17) -#define DSI_FIFO_GEN_HS_CTRL_EMPTY BIT(18) -#define DSI_FIFO_GEN_LP_CTRL_FULL BIT(24) -#define DSI_FIFO_GEN_LP_CTRL_HALF_EMPTY BIT(25) -#define DSI_FIFO_GEN_LP_CTRL_EMPTY BIT(26) -#define DSI_FIFO_DBI_EMPTY BIT(27) -#define DSI_FIFO_DPI_EMPTY BIT(28) - -#define DSI_DBI_HS_LP_SWITCH_MASK (0x1) - -#define DSI_HS_LP_SWITCH_COUNTER_OFFSET (0x0) -#define DSI_LP_HS_SWITCH_COUNTER_OFFSET (0x16) - -#define DSI_DPI_CTRL_HS_SHUTDOWN (0x00000001) -#define DSI_DPI_CTRL_HS_TURN_ON (0x00000002) - -/*dsi power modes*/ -#define DSI_POWER_MODE_DISPLAY_ON BIT(2) -#define DSI_POWER_MODE_NORMAL_ON BIT(3) -#define DSI_POWER_MODE_SLEEP_OUT BIT(4) -#define DSI_POWER_MODE_PARTIAL_ON BIT(5) -#define DSI_POWER_MODE_IDLE_ON BIT(6) - -enum { - MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_PULSE = 1, - MDFLD_DSI_VIDEO_NON_BURST_MODE_SYNC_EVENTS = 2, - MDFLD_DSI_VIDEO_BURST_MODE = 3, -}; - -#define DSI_DPI_COMPLETE_LAST_LINE BIT(2) -#define DSI_DPI_DISABLE_BTA BIT(3) - -struct mdfld_dsi_connector { - struct gma_connector base; - - int pipe; - void *private; - void *pkg_sender; - - /* Connection status */ - enum drm_connector_status status; -}; - -struct mdfld_dsi_encoder { - struct gma_encoder base; - void *private; -}; - -/* - * DSI config, consists of one DSI connector, two DSI encoders. - * DRM will pick up on DSI encoder basing on differents configs. - */ -struct mdfld_dsi_config { - struct drm_device *dev; - struct drm_display_mode *fixed_mode; - struct drm_display_mode *mode; - - struct mdfld_dsi_connector *connector; - struct mdfld_dsi_encoder *encoder; - - int changed; - - int bpp; - int lane_count; - /*Virtual channel number for this encoder*/ - int channel_num; - /*video mode configure*/ - int video_mode; - - int dvr_ic_inited; -}; - -static inline struct mdfld_dsi_connector *mdfld_dsi_connector( - struct drm_connector *connector) -{ - struct gma_connector *gma_connector; - - gma_connector = to_gma_connector(connector); - - return container_of(gma_connector, struct mdfld_dsi_connector, base); -} - -static inline struct mdfld_dsi_encoder *mdfld_dsi_encoder( - struct drm_encoder *encoder) -{ - struct gma_encoder *gma_encoder; - - gma_encoder = to_gma_encoder(encoder); - - return container_of(gma_encoder, struct mdfld_dsi_encoder, base); -} - -static inline struct mdfld_dsi_config * - mdfld_dsi_get_config(struct mdfld_dsi_connector *connector) -{ - if (!connector) - return NULL; - return (struct mdfld_dsi_config *)connector->private; -} - -static inline void *mdfld_dsi_get_pkg_sender(struct mdfld_dsi_config *config) -{ - struct mdfld_dsi_connector *dsi_connector; - - if (!config) - return NULL; - - dsi_connector = config->connector; - - if (!dsi_connector) - return NULL; - - return dsi_connector->pkg_sender; -} - -static inline struct mdfld_dsi_config * - mdfld_dsi_encoder_get_config(struct mdfld_dsi_encoder *encoder) -{ - if (!encoder) - return NULL; - return (struct mdfld_dsi_config *)encoder->private; -} - -static inline struct mdfld_dsi_connector * - mdfld_dsi_encoder_get_connector(struct mdfld_dsi_encoder *encoder) -{ - struct mdfld_dsi_config *config; - - if (!encoder) - return NULL; - - config = mdfld_dsi_encoder_get_config(encoder); - if (!config) - return NULL; - - return config->connector; -} - -static inline void *mdfld_dsi_encoder_get_pkg_sender( - struct mdfld_dsi_encoder *encoder) -{ - struct mdfld_dsi_config *dsi_config; - - dsi_config = mdfld_dsi_encoder_get_config(encoder); - if (!dsi_config) - return NULL; - - return mdfld_dsi_get_pkg_sender(dsi_config); -} - -static inline int mdfld_dsi_encoder_get_pipe(struct mdfld_dsi_encoder *encoder) -{ - struct mdfld_dsi_connector *connector; - - if (!encoder) - return -1; - - connector = mdfld_dsi_encoder_get_connector(encoder); - if (!connector) - return -1; - return connector->pipe; -} - -/* Export functions */ -extern void mdfld_dsi_gen_fifo_ready(struct drm_device *dev, - u32 gen_fifo_stat_reg, u32 fifo_stat); -extern void mdfld_dsi_brightness_init(struct mdfld_dsi_config *dsi_config, - int pipe); -extern void mdfld_dsi_brightness_control(struct drm_device *dev, int pipe, - int level); -extern void mdfld_dsi_output_init(struct drm_device *dev, - int pipe, - const struct panel_funcs *p_vid_funcs); -extern void mdfld_dsi_controller_init(struct mdfld_dsi_config *dsi_config, - int pipe); - -extern int mdfld_dsi_get_power_mode(struct mdfld_dsi_config *dsi_config, - u32 *mode, bool hs); -extern int mdfld_dsi_panel_reset(struct drm_device *dev, int pipe); - -#endif /*__MDFLD_DSI_OUTPUT_H__*/ diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c b/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c deleted file mode 100644 index 6e0de83e9f7d..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c +++ /dev/null @@ -1,679 +0,0 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Jackie Liyaodong.li@intel.com - */ - -#include <linux/delay.h> -#include <linux/freezer.h> - -#include <video/mipi_display.h> - -#include "mdfld_dsi_dpi.h" -#include "mdfld_dsi_output.h" -#include "mdfld_dsi_pkg_sender.h" - -#define MDFLD_DSI_READ_MAX_COUNT 5000 - -enum { - MDFLD_DSI_PANEL_MODE_SLEEP = 0x1, -}; - -enum { - MDFLD_DSI_PKG_SENDER_FREE = 0x0, - MDFLD_DSI_PKG_SENDER_BUSY = 0x1, -}; - -static const char *const dsi_errors[] = { - "RX SOT Error", - "RX SOT Sync Error", - "RX EOT Sync Error", - "RX Escape Mode Entry Error", - "RX LP TX Sync Error", - "RX HS Receive Timeout Error", - "RX False Control Error", - "RX ECC Single Bit Error", - "RX ECC Multibit Error", - "RX Checksum Error", - "RX DSI Data Type Not Recognised", - "RX DSI VC ID Invalid", - "TX False Control Error", - "TX ECC Single Bit Error", - "TX ECC Multibit Error", - "TX Checksum Error", - "TX DSI Data Type Not Recognised", - "TX DSI VC ID invalid", - "High Contention", - "Low contention", - "DPI FIFO Under run", - "HS TX Timeout", - "LP RX Timeout", - "Turn Around ACK Timeout", - "ACK With No Error", - "RX Invalid TX Length", - "RX Prot Violation", - "HS Generic Write FIFO Full", - "LP Generic Write FIFO Full", - "Generic Read Data Avail", - "Special Packet Sent", - "Tearing Effect", -}; - -static inline int wait_for_gen_fifo_empty(struct mdfld_dsi_pkg_sender *sender, - u32 mask) -{ - struct drm_device *dev = sender->dev; - u32 gen_fifo_stat_reg = sender->mipi_gen_fifo_stat_reg; - int retry = 0xffff; - - while (retry--) { - if ((mask & REG_READ(gen_fifo_stat_reg)) == mask) - return 0; - udelay(100); - } - DRM_ERROR("fifo is NOT empty 0x%08x\n", REG_READ(gen_fifo_stat_reg)); - return -EIO; -} - -static int wait_for_all_fifos_empty(struct mdfld_dsi_pkg_sender *sender) -{ - return wait_for_gen_fifo_empty(sender, (BIT(2) | BIT(10) | BIT(18) | - BIT(26) | BIT(27) | BIT(28))); -} - -static int wait_for_lp_fifos_empty(struct mdfld_dsi_pkg_sender *sender) -{ - return wait_for_gen_fifo_empty(sender, (BIT(10) | BIT(26))); -} - -static int wait_for_hs_fifos_empty(struct mdfld_dsi_pkg_sender *sender) -{ - return wait_for_gen_fifo_empty(sender, (BIT(2) | BIT(18))); -} - -static int handle_dsi_error(struct mdfld_dsi_pkg_sender *sender, u32 mask) -{ - u32 intr_stat_reg = sender->mipi_intr_stat_reg; - struct drm_device *dev = sender->dev; - - dev_dbg(sender->dev->dev, "Handling error 0x%08x\n", mask); - - switch (mask) { - case BIT(0): - case BIT(1): - case BIT(2): - case BIT(3): - case BIT(4): - case BIT(5): - case BIT(6): - case BIT(7): - case BIT(8): - case BIT(9): - case BIT(10): - case BIT(11): - case BIT(12): - case BIT(13): - dev_dbg(sender->dev->dev, "No Action required\n"); - break; - case BIT(14): - /*wait for all fifo empty*/ - /*wait_for_all_fifos_empty(sender)*/ - break; - case BIT(15): - dev_dbg(sender->dev->dev, "No Action required\n"); - break; - case BIT(16): - break; - case BIT(17): - break; - case BIT(18): - case BIT(19): - dev_dbg(sender->dev->dev, "High/Low contention detected\n"); - /*wait for contention recovery time*/ - /*mdelay(10);*/ - /*wait for all fifo empty*/ - if (0) - wait_for_all_fifos_empty(sender); - break; - case BIT(20): - dev_dbg(sender->dev->dev, "No Action required\n"); - break; - case BIT(21): - /*wait for all fifo empty*/ - /*wait_for_all_fifos_empty(sender);*/ - break; - case BIT(22): - break; - case BIT(23): - case BIT(24): - case BIT(25): - case BIT(26): - case BIT(27): - dev_dbg(sender->dev->dev, "HS Gen fifo full\n"); - REG_WRITE(intr_stat_reg, mask); - wait_for_hs_fifos_empty(sender); - break; - case BIT(28): - dev_dbg(sender->dev->dev, "LP Gen fifo full\n"); - REG_WRITE(intr_stat_reg, mask); - wait_for_lp_fifos_empty(sender); - break; - case BIT(29): - case BIT(30): - case BIT(31): - dev_dbg(sender->dev->dev, "No Action required\n"); - break; - } - - if (mask & REG_READ(intr_stat_reg)) - dev_dbg(sender->dev->dev, - "Cannot clean interrupt 0x%08x\n", mask); - return 0; -} - -static int dsi_error_handler(struct mdfld_dsi_pkg_sender *sender) -{ - struct drm_device *dev = sender->dev; - u32 intr_stat_reg = sender->mipi_intr_stat_reg; - u32 mask; - u32 intr_stat; - int i; - int err = 0; - - intr_stat = REG_READ(intr_stat_reg); - - for (i = 0; i < 32; i++) { - mask = (0x00000001UL) << i; - if (intr_stat & mask) { - dev_dbg(sender->dev->dev, "[DSI]: %s\n", dsi_errors[i]); - err = handle_dsi_error(sender, mask); - if (err) - DRM_ERROR("Cannot handle error\n"); - } - } - return err; -} - -static int send_short_pkg(struct mdfld_dsi_pkg_sender *sender, u8 data_type, - u8 cmd, u8 param, bool hs) -{ - struct drm_device *dev = sender->dev; - u32 ctrl_reg; - u32 val; - u8 virtual_channel = 0; - - if (hs) { - ctrl_reg = sender->mipi_hs_gen_ctrl_reg; - - /* FIXME: wait_for_hs_fifos_empty(sender); */ - } else { - ctrl_reg = sender->mipi_lp_gen_ctrl_reg; - - /* FIXME: wait_for_lp_fifos_empty(sender); */ - } - - val = FLD_VAL(param, 23, 16) | FLD_VAL(cmd, 15, 8) | - FLD_VAL(virtual_channel, 7, 6) | FLD_VAL(data_type, 5, 0); - - REG_WRITE(ctrl_reg, val); - - return 0; -} - -static int send_long_pkg(struct mdfld_dsi_pkg_sender *sender, u8 data_type, - u8 *data, int len, bool hs) -{ - struct drm_device *dev = sender->dev; - u32 ctrl_reg; - u32 data_reg; - u32 val; - u8 *p; - u8 b1, b2, b3, b4; - u8 virtual_channel = 0; - int i; - - if (hs) { - ctrl_reg = sender->mipi_hs_gen_ctrl_reg; - data_reg = sender->mipi_hs_gen_data_reg; - - /* FIXME: wait_for_hs_fifos_empty(sender); */ - } else { - ctrl_reg = sender->mipi_lp_gen_ctrl_reg; - data_reg = sender->mipi_lp_gen_data_reg; - - /* FIXME: wait_for_lp_fifos_empty(sender); */ - } - - p = data; - for (i = 0; i < len / 4; i++) { - b1 = *p++; - b2 = *p++; - b3 = *p++; - b4 = *p++; - - REG_WRITE(data_reg, b4 << 24 | b3 << 16 | b2 << 8 | b1); - } - - i = len % 4; - if (i) { - b1 = 0; b2 = 0; b3 = 0; - - switch (i) { - case 3: - b1 = *p++; - b2 = *p++; - b3 = *p++; - break; - case 2: - b1 = *p++; - b2 = *p++; - break; - case 1: - b1 = *p++; - break; - } - - REG_WRITE(data_reg, b3 << 16 | b2 << 8 | b1); - } - - val = FLD_VAL(len, 23, 8) | FLD_VAL(virtual_channel, 7, 6) | - FLD_VAL(data_type, 5, 0); - - REG_WRITE(ctrl_reg, val); - - return 0; -} - -static int send_pkg_prepare(struct mdfld_dsi_pkg_sender *sender, u8 data_type, - u8 *data, u16 len) -{ - u8 cmd; - - switch (data_type) { - case MIPI_DSI_DCS_SHORT_WRITE: - case MIPI_DSI_DCS_SHORT_WRITE_PARAM: - case MIPI_DSI_DCS_LONG_WRITE: - cmd = *data; - break; - default: - return 0; - } - - /*this prevents other package sending while doing msleep*/ - sender->status = MDFLD_DSI_PKG_SENDER_BUSY; - - /*wait for 120 milliseconds in case exit_sleep_mode just be sent*/ - if (unlikely(cmd == MIPI_DCS_ENTER_SLEEP_MODE)) { - /*TODO: replace it with msleep later*/ - mdelay(120); - } - - if (unlikely(cmd == MIPI_DCS_EXIT_SLEEP_MODE)) { - /*TODO: replace it with msleep later*/ - mdelay(120); - } - return 0; -} - -static int send_pkg_done(struct mdfld_dsi_pkg_sender *sender, u8 data_type, - u8 *data, u16 len) -{ - u8 cmd; - - switch (data_type) { - case MIPI_DSI_DCS_SHORT_WRITE: - case MIPI_DSI_DCS_SHORT_WRITE_PARAM: - case MIPI_DSI_DCS_LONG_WRITE: - cmd = *data; - break; - default: - return 0; - } - - /*update panel status*/ - if (unlikely(cmd == MIPI_DCS_ENTER_SLEEP_MODE)) { - sender->panel_mode |= MDFLD_DSI_PANEL_MODE_SLEEP; - /*TODO: replace it with msleep later*/ - mdelay(120); - } else if (unlikely(cmd == MIPI_DCS_EXIT_SLEEP_MODE)) { - sender->panel_mode &= ~MDFLD_DSI_PANEL_MODE_SLEEP; - /*TODO: replace it with msleep later*/ - mdelay(120); - } else if (unlikely(cmd == MIPI_DCS_SOFT_RESET)) { - /*TODO: replace it with msleep later*/ - mdelay(5); - } - - sender->status = MDFLD_DSI_PKG_SENDER_FREE; - - return 0; -} - -static int send_pkg(struct mdfld_dsi_pkg_sender *sender, u8 data_type, - u8 *data, u16 len, bool hs) -{ - int ret; - - /*handle DSI error*/ - ret = dsi_error_handler(sender); - if (ret) { - DRM_ERROR("Error handling failed\n"); - return -EAGAIN; - } - - /* send pkg */ - if (sender->status == MDFLD_DSI_PKG_SENDER_BUSY) { - DRM_ERROR("sender is busy\n"); - return -EAGAIN; - } - - ret = send_pkg_prepare(sender, data_type, data, len); - if (ret) { - DRM_ERROR("send_pkg_prepare error\n"); - return ret; - } - - switch (data_type) { - case MIPI_DSI_GENERIC_SHORT_WRITE_0_PARAM: - case MIPI_DSI_GENERIC_SHORT_WRITE_1_PARAM: - case MIPI_DSI_GENERIC_SHORT_WRITE_2_PARAM: - case MIPI_DSI_GENERIC_READ_REQUEST_0_PARAM: - case MIPI_DSI_GENERIC_READ_REQUEST_1_PARAM: - case MIPI_DSI_GENERIC_READ_REQUEST_2_PARAM: - case MIPI_DSI_DCS_SHORT_WRITE: - case MIPI_DSI_DCS_SHORT_WRITE_PARAM: - case MIPI_DSI_DCS_READ: - ret = send_short_pkg(sender, data_type, data[0], data[1], hs); - break; - case MIPI_DSI_GENERIC_LONG_WRITE: - case MIPI_DSI_DCS_LONG_WRITE: - ret = send_long_pkg(sender, data_type, data, len, hs); - break; - } - - send_pkg_done(sender, data_type, data, len); - - /*FIXME: should I query complete and fifo empty here?*/ - - return ret; -} - -int mdfld_dsi_send_mcs_long(struct mdfld_dsi_pkg_sender *sender, u8 *data, - u32 len, bool hs) -{ - unsigned long flags; - - if (!sender || !data || !len) { - DRM_ERROR("Invalid parameters\n"); - return -EINVAL; - } - - spin_lock_irqsave(&sender->lock, flags); - send_pkg(sender, MIPI_DSI_DCS_LONG_WRITE, data, len, hs); - spin_unlock_irqrestore(&sender->lock, flags); - - return 0; -} - -int mdfld_dsi_send_mcs_short(struct mdfld_dsi_pkg_sender *sender, u8 cmd, - u8 param, u8 param_num, bool hs) -{ - u8 data[2]; - unsigned long flags; - u8 data_type; - - if (!sender) { - DRM_ERROR("Invalid parameter\n"); - return -EINVAL; - } - - data[0] = cmd; - - if (param_num) { - data_type = MIPI_DSI_DCS_SHORT_WRITE_PARAM; - data[1] = param; - } else { - data_type = MIPI_DSI_DCS_SHORT_WRITE; - data[1] = 0; - } - - spin_lock_irqsave(&sender->lock, flags); - send_pkg(sender, data_type, data, sizeof(data), hs); - spin_unlock_irqrestore(&sender->lock, flags); - - return 0; -} - -int mdfld_dsi_send_gen_short(struct mdfld_dsi_pkg_sender *sender, u8 param0, - u8 param1, u8 param_num, bool hs) -{ - u8 data[2]; - unsigned long flags; - u8 data_type; - - if (!sender || param_num > 2) { - DRM_ERROR("Invalid parameter\n"); - return -EINVAL; - } - - switch (param_num) { - case 0: - data_type = MIPI_DSI_GENERIC_SHORT_WRITE_0_PARAM; - data[0] = 0; - data[1] = 0; - break; - case 1: - data_type = MIPI_DSI_GENERIC_SHORT_WRITE_1_PARAM; - data[0] = param0; - data[1] = 0; - break; - case 2: - data_type = MIPI_DSI_GENERIC_SHORT_WRITE_2_PARAM; - data[0] = param0; - data[1] = param1; - break; - } - - spin_lock_irqsave(&sender->lock, flags); - send_pkg(sender, data_type, data, sizeof(data), hs); - spin_unlock_irqrestore(&sender->lock, flags); - - return 0; -} - -int mdfld_dsi_send_gen_long(struct mdfld_dsi_pkg_sender *sender, u8 *data, - u32 len, bool hs) -{ - unsigned long flags; - - if (!sender || !data || !len) { - DRM_ERROR("Invalid parameters\n"); - return -EINVAL; - } - - spin_lock_irqsave(&sender->lock, flags); - send_pkg(sender, MIPI_DSI_GENERIC_LONG_WRITE, data, len, hs); - spin_unlock_irqrestore(&sender->lock, flags); - - return 0; -} - -static int __read_panel_data(struct mdfld_dsi_pkg_sender *sender, u8 data_type, - u8 *data, u16 len, u32 *data_out, u16 len_out, bool hs) -{ - unsigned long flags; - struct drm_device *dev; - int i; - u32 gen_data_reg; - int retry = MDFLD_DSI_READ_MAX_COUNT; - - if (!sender || !data_out || !len_out) { - DRM_ERROR("Invalid parameters\n"); - return -EINVAL; - } - - dev = sender->dev; - - /** - * do reading. - * 0) send out generic read request - * 1) polling read data avail interrupt - * 2) read data - */ - spin_lock_irqsave(&sender->lock, flags); - - REG_WRITE(sender->mipi_intr_stat_reg, BIT(29)); - - if ((REG_READ(sender->mipi_intr_stat_reg) & BIT(29))) - DRM_ERROR("Can NOT clean read data valid interrupt\n"); - - /*send out read request*/ - send_pkg(sender, data_type, data, len, hs); - - /*polling read data avail interrupt*/ - while (retry && !(REG_READ(sender->mipi_intr_stat_reg) & BIT(29))) { - udelay(100); - retry--; - } - - if (!retry) { - spin_unlock_irqrestore(&sender->lock, flags); - return -ETIMEDOUT; - } - - REG_WRITE(sender->mipi_intr_stat_reg, BIT(29)); - - /*read data*/ - if (hs) - gen_data_reg = sender->mipi_hs_gen_data_reg; - else - gen_data_reg = sender->mipi_lp_gen_data_reg; - - for (i = 0; i < len_out; i++) - *(data_out + i) = REG_READ(gen_data_reg); - - spin_unlock_irqrestore(&sender->lock, flags); - - return 0; -} - -int mdfld_dsi_read_mcs(struct mdfld_dsi_pkg_sender *sender, u8 cmd, - u32 *data, u16 len, bool hs) -{ - if (!sender || !data || !len) { - DRM_ERROR("Invalid parameters\n"); - return -EINVAL; - } - - return __read_panel_data(sender, MIPI_DSI_DCS_READ, &cmd, 1, - data, len, hs); -} - -int mdfld_dsi_pkg_sender_init(struct mdfld_dsi_connector *dsi_connector, - int pipe) -{ - struct mdfld_dsi_pkg_sender *pkg_sender; - struct mdfld_dsi_config *dsi_config = - mdfld_dsi_get_config(dsi_connector); - struct drm_device *dev = dsi_config->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - u32 mipi_val = 0; - - if (!dsi_connector) { - DRM_ERROR("Invalid parameter\n"); - return -EINVAL; - } - - pkg_sender = dsi_connector->pkg_sender; - - if (!pkg_sender || IS_ERR(pkg_sender)) { - pkg_sender = kzalloc(sizeof(struct mdfld_dsi_pkg_sender), - GFP_KERNEL); - if (!pkg_sender) { - DRM_ERROR("Create DSI pkg sender failed\n"); - return -ENOMEM; - } - dsi_connector->pkg_sender = (void *)pkg_sender; - } - - pkg_sender->dev = dev; - pkg_sender->dsi_connector = dsi_connector; - pkg_sender->pipe = pipe; - pkg_sender->pkg_num = 0; - pkg_sender->panel_mode = 0; - pkg_sender->status = MDFLD_DSI_PKG_SENDER_FREE; - - /*init regs*/ - /* FIXME: should just copy the regmap ptr ? */ - pkg_sender->dpll_reg = map->dpll; - pkg_sender->dspcntr_reg = map->cntr; - pkg_sender->pipeconf_reg = map->conf; - pkg_sender->dsplinoff_reg = map->linoff; - pkg_sender->dspsurf_reg = map->surf; - pkg_sender->pipestat_reg = map->status; - - pkg_sender->mipi_intr_stat_reg = MIPI_INTR_STAT_REG(pipe); - pkg_sender->mipi_lp_gen_data_reg = MIPI_LP_GEN_DATA_REG(pipe); - pkg_sender->mipi_hs_gen_data_reg = MIPI_HS_GEN_DATA_REG(pipe); - pkg_sender->mipi_lp_gen_ctrl_reg = MIPI_LP_GEN_CTRL_REG(pipe); - pkg_sender->mipi_hs_gen_ctrl_reg = MIPI_HS_GEN_CTRL_REG(pipe); - pkg_sender->mipi_gen_fifo_stat_reg = MIPI_GEN_FIFO_STAT_REG(pipe); - pkg_sender->mipi_data_addr_reg = MIPI_DATA_ADD_REG(pipe); - pkg_sender->mipi_data_len_reg = MIPI_DATA_LEN_REG(pipe); - pkg_sender->mipi_cmd_addr_reg = MIPI_CMD_ADD_REG(pipe); - pkg_sender->mipi_cmd_len_reg = MIPI_CMD_LEN_REG(pipe); - - /*init lock*/ - spin_lock_init(&pkg_sender->lock); - - if (mdfld_get_panel_type(dev, pipe) != TC35876X) { - /** - * For video mode, don't enable DPI timing output here, - * will init the DPI timing output during mode setting. - */ - mipi_val = PASS_FROM_SPHY_TO_AFE | SEL_FLOPPED_HSTX; - - if (pipe == 0) - mipi_val |= 0x2; - - REG_WRITE(MIPI_PORT_CONTROL(pipe), mipi_val); - REG_READ(MIPI_PORT_CONTROL(pipe)); - - /* do dsi controller init */ - mdfld_dsi_controller_init(dsi_config, pipe); - } - - return 0; -} - -void mdfld_dsi_pkg_sender_destroy(struct mdfld_dsi_pkg_sender *sender) -{ - if (!sender || IS_ERR(sender)) - return; - - /*free*/ - kfree(sender); -} - - diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.h b/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.h deleted file mode 100644 index 0478a21c15d5..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Jackie Liyaodong.li@intel.com - */ -#ifndef __MDFLD_DSI_PKG_SENDER_H__ -#define __MDFLD_DSI_PKG_SENDER_H__ - -#include <linux/kthread.h> - -#define MDFLD_MAX_DCS_PARAM 8 - -struct mdfld_dsi_pkg_sender { - struct drm_device *dev; - struct mdfld_dsi_connector *dsi_connector; - u32 status; - u32 panel_mode; - - int pipe; - - spinlock_t lock; - - u32 pkg_num; - - /* Registers */ - u32 dpll_reg; - u32 dspcntr_reg; - u32 pipeconf_reg; - u32 pipestat_reg; - u32 dsplinoff_reg; - u32 dspsurf_reg; - - u32 mipi_intr_stat_reg; - u32 mipi_lp_gen_data_reg; - u32 mipi_hs_gen_data_reg; - u32 mipi_lp_gen_ctrl_reg; - u32 mipi_hs_gen_ctrl_reg; - u32 mipi_gen_fifo_stat_reg; - u32 mipi_data_addr_reg; - u32 mipi_data_len_reg; - u32 mipi_cmd_addr_reg; - u32 mipi_cmd_len_reg; -}; - -extern int mdfld_dsi_pkg_sender_init(struct mdfld_dsi_connector *dsi_connector, - int pipe); -extern void mdfld_dsi_pkg_sender_destroy(struct mdfld_dsi_pkg_sender *sender); -int mdfld_dsi_send_mcs_short(struct mdfld_dsi_pkg_sender *sender, u8 cmd, - u8 param, u8 param_num, bool hs); -int mdfld_dsi_send_mcs_long(struct mdfld_dsi_pkg_sender *sender, u8 *data, - u32 len, bool hs); -int mdfld_dsi_send_gen_short(struct mdfld_dsi_pkg_sender *sender, u8 param0, - u8 param1, u8 param_num, bool hs); -int mdfld_dsi_send_gen_long(struct mdfld_dsi_pkg_sender *sender, u8 *data, - u32 len, bool hs); -/* Read interfaces */ -int mdfld_dsi_read_mcs(struct mdfld_dsi_pkg_sender *sender, u8 cmd, - u32 *data, u16 len, bool hs); - -#endif diff --git a/drivers/gpu/drm/gma500/mdfld_intel_display.c b/drivers/gpu/drm/gma500/mdfld_intel_display.c deleted file mode 100644 index 462aba8f7528..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_intel_display.c +++ /dev/null @@ -1,966 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright © 2006-2007 Intel Corporation - * - * Authors: - * Eric Anholt eric@anholt.net - */ - -#include <linux/delay.h> -#include <linux/i2c.h> -#include <linux/pm_runtime.h> - -#include <drm/drm_crtc.h> -#include <drm/drm_fourcc.h> - -#include "framebuffer.h" -#include "gma_display.h" -#include "mdfld_dsi_output.h" -#include "mdfld_output.h" -#include "psb_intel_reg.h" - -/* Hardcoded currently */ -static int ksel = KSEL_CRYSTAL_19; - -struct psb_intel_range_t { - int min, max; -}; - -struct mrst_limit_t { - struct psb_intel_range_t dot, m, p1; -}; - -struct mrst_clock_t { - /* derived values */ - int dot; - int m; - int p1; -}; - -#define COUNT_MAX 0x10000000 - -void mdfldWaitForPipeDisable(struct drm_device *dev, int pipe) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - int count, temp; - - switch (pipe) { - case 0: - case 1: - case 2: - break; - default: - DRM_ERROR("Illegal Pipe Number.\n"); - return; - } - - /* FIXME JLIU7_PO */ - gma_wait_for_vblank(dev); - return; - - /* Wait for for the pipe disable to take effect. */ - for (count = 0; count < COUNT_MAX; count++) { - temp = REG_READ(map->conf); - if ((temp & PIPEACONF_PIPE_STATE) == 0) - break; - } -} - -void mdfldWaitForPipeEnable(struct drm_device *dev, int pipe) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - int count, temp; - - switch (pipe) { - case 0: - case 1: - case 2: - break; - default: - DRM_ERROR("Illegal Pipe Number.\n"); - return; - } - - /* FIXME JLIU7_PO */ - gma_wait_for_vblank(dev); - return; - - /* Wait for for the pipe enable to take effect. */ - for (count = 0; count < COUNT_MAX; count++) { - temp = REG_READ(map->conf); - if (temp & PIPEACONF_PIPE_STATE) - break; - } -} - -/* - * Return the pipe currently connected to the panel fitter, - * or -1 if the panel fitter is not present or not in use - */ -static int psb_intel_panel_fitter_pipe(struct drm_device *dev) -{ - u32 pfit_control; - - pfit_control = REG_READ(PFIT_CONTROL); - - /* See if the panel fitter is in use */ - if ((pfit_control & PFIT_ENABLE) == 0) - return -1; - - /* 965 can place panel fitter on either pipe */ - return (pfit_control >> 29) & 0x3; -} - -static int check_fb(struct drm_framebuffer *fb) -{ - if (!fb) - return 0; - - switch (fb->format->cpp[0] * 8) { - case 8: - case 16: - case 24: - case 32: - return 0; - default: - DRM_ERROR("Unknown color depth\n"); - return -EINVAL; - } -} - -static int mdfld__intel_pipe_set_base(struct drm_crtc *crtc, int x, int y, - struct drm_framebuffer *old_fb) -{ - struct drm_device *dev = crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - struct drm_framebuffer *fb = crtc->primary->fb; - struct gma_crtc *gma_crtc = to_gma_crtc(crtc); - int pipe = gma_crtc->pipe; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - unsigned long start, offset; - u32 dspcntr; - int ret; - - dev_dbg(dev->dev, "pipe = 0x%x.\n", pipe); - - /* no fb bound */ - if (!fb) { - dev_dbg(dev->dev, "No FB bound\n"); - return 0; - } - - ret = check_fb(fb); - if (ret) - return ret; - - if (pipe > 2) { - DRM_ERROR("Illegal Pipe Number.\n"); - return -EINVAL; - } - - if (!gma_power_begin(dev, true)) - return 0; - - start = to_gtt_range(fb->obj[0])->offset; - offset = y * fb->pitches[0] + x * fb->format->cpp[0]; - - REG_WRITE(map->stride, fb->pitches[0]); - dspcntr = REG_READ(map->cntr); - dspcntr &= ~DISPPLANE_PIXFORMAT_MASK; - - switch (fb->format->cpp[0] * 8) { - case 8: - dspcntr |= DISPPLANE_8BPP; - break; - case 16: - if (fb->format->depth == 15) - dspcntr |= DISPPLANE_15_16BPP; - else - dspcntr |= DISPPLANE_16BPP; - break; - case 24: - case 32: - dspcntr |= DISPPLANE_32BPP_NO_ALPHA; - break; - } - REG_WRITE(map->cntr, dspcntr); - - dev_dbg(dev->dev, "Writing base %08lX %08lX %d %d\n", - start, offset, x, y); - REG_WRITE(map->linoff, offset); - REG_READ(map->linoff); - REG_WRITE(map->surf, start); - REG_READ(map->surf); - - gma_power_end(dev); - - return 0; -} - -/* - * Disable the pipe, plane and pll. - * - */ -void mdfld_disable_crtc(struct drm_device *dev, int pipe) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - u32 temp; - - dev_dbg(dev->dev, "pipe = %d\n", pipe); - - - if (pipe != 1) - mdfld_dsi_gen_fifo_ready(dev, MIPI_GEN_FIFO_STAT_REG(pipe), - HS_CTRL_FIFO_EMPTY | HS_DATA_FIFO_EMPTY); - - /* Disable display plane */ - temp = REG_READ(map->cntr); - if ((temp & DISPLAY_PLANE_ENABLE) != 0) { - REG_WRITE(map->cntr, - temp & ~DISPLAY_PLANE_ENABLE); - /* Flush the plane changes */ - REG_WRITE(map->base, REG_READ(map->base)); - REG_READ(map->base); - } - - /* FIXME_JLIU7 MDFLD_PO revisit */ - - /* Next, disable display pipes */ - temp = REG_READ(map->conf); - if ((temp & PIPEACONF_ENABLE) != 0) { - temp &= ~PIPEACONF_ENABLE; - temp |= PIPECONF_PLANE_OFF | PIPECONF_CURSOR_OFF; - REG_WRITE(map->conf, temp); - REG_READ(map->conf); - - /* Wait for for the pipe disable to take effect. */ - mdfldWaitForPipeDisable(dev, pipe); - } - - temp = REG_READ(map->dpll); - if (temp & DPLL_VCO_ENABLE) { - if ((pipe != 1 && - !((REG_READ(PIPEACONF) | REG_READ(PIPECCONF)) - & PIPEACONF_ENABLE)) || pipe == 1) { - temp &= ~(DPLL_VCO_ENABLE); - REG_WRITE(map->dpll, temp); - REG_READ(map->dpll); - /* Wait for the clocks to turn off. */ - /* FIXME_MDFLD PO may need more delay */ - udelay(500); - - if (!(temp & MDFLD_PWR_GATE_EN)) { - /* gating power of DPLL */ - REG_WRITE(map->dpll, temp | MDFLD_PWR_GATE_EN); - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(5000); - } - } - } - -} - -/* - * Sets the power management mode of the pipe and plane. - * - * This code should probably grow support for turning the cursor off and back - * on appropriately at the same time as we're turning the pipe off/on. - */ -static void mdfld_crtc_dpms(struct drm_crtc *crtc, int mode) -{ - struct drm_device *dev = crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - struct gma_crtc *gma_crtc = to_gma_crtc(crtc); - int pipe = gma_crtc->pipe; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - u32 pipeconf = dev_priv->pipeconf[pipe]; - u32 temp; - int timeout = 0; - - dev_dbg(dev->dev, "mode = %d, pipe = %d\n", mode, pipe); - - /* Note: Old code uses pipe a stat for pipe b but that appears - to be a bug */ - - if (!gma_power_begin(dev, true)) - return; - - /* XXX: When our outputs are all unaware of DPMS modes other than off - * and on, we should map those modes to DRM_MODE_DPMS_OFF in the CRTC. - */ - switch (mode) { - case DRM_MODE_DPMS_ON: - case DRM_MODE_DPMS_STANDBY: - case DRM_MODE_DPMS_SUSPEND: - /* Enable the DPLL */ - temp = REG_READ(map->dpll); - - if ((temp & DPLL_VCO_ENABLE) == 0) { - /* When ungating power of DPLL, needs to wait 0.5us - before enable the VCO */ - if (temp & MDFLD_PWR_GATE_EN) { - temp &= ~MDFLD_PWR_GATE_EN; - REG_WRITE(map->dpll, temp); - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(500); - } - - REG_WRITE(map->dpll, temp); - REG_READ(map->dpll); - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(500); - - REG_WRITE(map->dpll, temp | DPLL_VCO_ENABLE); - REG_READ(map->dpll); - - /** - * wait for DSI PLL to lock - * NOTE: only need to poll status of pipe 0 and pipe 1, - * since both MIPI pipes share the same PLL. - */ - while ((pipe != 2) && (timeout < 20000) && - !(REG_READ(map->conf) & PIPECONF_DSIPLL_LOCK)) { - udelay(150); - timeout++; - } - } - - /* Enable the plane */ - temp = REG_READ(map->cntr); - if ((temp & DISPLAY_PLANE_ENABLE) == 0) { - REG_WRITE(map->cntr, - temp | DISPLAY_PLANE_ENABLE); - /* Flush the plane changes */ - REG_WRITE(map->base, REG_READ(map->base)); - } - - /* Enable the pipe */ - temp = REG_READ(map->conf); - if ((temp & PIPEACONF_ENABLE) == 0) { - REG_WRITE(map->conf, pipeconf); - - /* Wait for for the pipe enable to take effect. */ - mdfldWaitForPipeEnable(dev, pipe); - } - - /*workaround for sighting 3741701 Random X blank display*/ - /*perform w/a in video mode only on pipe A or C*/ - if (pipe == 0 || pipe == 2) { - REG_WRITE(map->status, REG_READ(map->status)); - msleep(100); - if (PIPE_VBLANK_STATUS & REG_READ(map->status)) - dev_dbg(dev->dev, "OK"); - else { - dev_dbg(dev->dev, "STUCK!!!!"); - /*shutdown controller*/ - temp = REG_READ(map->cntr); - REG_WRITE(map->cntr, - temp & ~DISPLAY_PLANE_ENABLE); - REG_WRITE(map->base, REG_READ(map->base)); - /*mdfld_dsi_dpi_shut_down(dev, pipe);*/ - REG_WRITE(0xb048, 1); - msleep(100); - temp = REG_READ(map->conf); - temp &= ~PIPEACONF_ENABLE; - REG_WRITE(map->conf, temp); - msleep(100); /*wait for pipe disable*/ - REG_WRITE(MIPI_DEVICE_READY_REG(pipe), 0); - msleep(100); - REG_WRITE(0xb004, REG_READ(0xb004)); - /* try to bring the controller back up again*/ - REG_WRITE(MIPI_DEVICE_READY_REG(pipe), 1); - temp = REG_READ(map->cntr); - REG_WRITE(map->cntr, - temp | DISPLAY_PLANE_ENABLE); - REG_WRITE(map->base, REG_READ(map->base)); - /*mdfld_dsi_dpi_turn_on(dev, pipe);*/ - REG_WRITE(0xb048, 2); - msleep(100); - temp = REG_READ(map->conf); - temp |= PIPEACONF_ENABLE; - REG_WRITE(map->conf, temp); - } - } - - gma_crtc_load_lut(crtc); - - /* Give the overlay scaler a chance to enable - if it's on this pipe */ - /* psb_intel_crtc_dpms_video(crtc, true); TODO */ - - break; - case DRM_MODE_DPMS_OFF: - /* Give the overlay scaler a chance to disable - * if it's on this pipe */ - /* psb_intel_crtc_dpms_video(crtc, FALSE); TODO */ - if (pipe != 1) - mdfld_dsi_gen_fifo_ready(dev, - MIPI_GEN_FIFO_STAT_REG(pipe), - HS_CTRL_FIFO_EMPTY | HS_DATA_FIFO_EMPTY); - - /* Disable the VGA plane that we never use */ - REG_WRITE(VGACNTRL, VGA_DISP_DISABLE); - - /* Disable display plane */ - temp = REG_READ(map->cntr); - if ((temp & DISPLAY_PLANE_ENABLE) != 0) { - REG_WRITE(map->cntr, - temp & ~DISPLAY_PLANE_ENABLE); - /* Flush the plane changes */ - REG_WRITE(map->base, REG_READ(map->base)); - REG_READ(map->base); - } - - /* Next, disable display pipes */ - temp = REG_READ(map->conf); - if ((temp & PIPEACONF_ENABLE) != 0) { - temp &= ~PIPEACONF_ENABLE; - temp |= PIPECONF_PLANE_OFF | PIPECONF_CURSOR_OFF; - REG_WRITE(map->conf, temp); - REG_READ(map->conf); - - /* Wait for for the pipe disable to take effect. */ - mdfldWaitForPipeDisable(dev, pipe); - } - - temp = REG_READ(map->dpll); - if (temp & DPLL_VCO_ENABLE) { - if ((pipe != 1 && !((REG_READ(PIPEACONF) - | REG_READ(PIPECCONF)) & PIPEACONF_ENABLE)) - || pipe == 1) { - temp &= ~(DPLL_VCO_ENABLE); - REG_WRITE(map->dpll, temp); - REG_READ(map->dpll); - /* Wait for the clocks to turn off. */ - /* FIXME_MDFLD PO may need more delay */ - udelay(500); - } - } - break; - } - gma_power_end(dev); -} - - -#define MDFLD_LIMT_DPLL_19 0 -#define MDFLD_LIMT_DPLL_25 1 -#define MDFLD_LIMT_DPLL_83 2 -#define MDFLD_LIMT_DPLL_100 3 -#define MDFLD_LIMT_DSIPLL_19 4 -#define MDFLD_LIMT_DSIPLL_25 5 -#define MDFLD_LIMT_DSIPLL_83 6 -#define MDFLD_LIMT_DSIPLL_100 7 - -#define MDFLD_DOT_MIN 19750 -#define MDFLD_DOT_MAX 120000 -#define MDFLD_DPLL_M_MIN_19 113 -#define MDFLD_DPLL_M_MAX_19 155 -#define MDFLD_DPLL_P1_MIN_19 2 -#define MDFLD_DPLL_P1_MAX_19 10 -#define MDFLD_DPLL_M_MIN_25 101 -#define MDFLD_DPLL_M_MAX_25 130 -#define MDFLD_DPLL_P1_MIN_25 2 -#define MDFLD_DPLL_P1_MAX_25 10 -#define MDFLD_DPLL_M_MIN_83 64 -#define MDFLD_DPLL_M_MAX_83 64 -#define MDFLD_DPLL_P1_MIN_83 2 -#define MDFLD_DPLL_P1_MAX_83 2 -#define MDFLD_DPLL_M_MIN_100 64 -#define MDFLD_DPLL_M_MAX_100 64 -#define MDFLD_DPLL_P1_MIN_100 2 -#define MDFLD_DPLL_P1_MAX_100 2 -#define MDFLD_DSIPLL_M_MIN_19 131 -#define MDFLD_DSIPLL_M_MAX_19 175 -#define MDFLD_DSIPLL_P1_MIN_19 3 -#define MDFLD_DSIPLL_P1_MAX_19 8 -#define MDFLD_DSIPLL_M_MIN_25 97 -#define MDFLD_DSIPLL_M_MAX_25 140 -#define MDFLD_DSIPLL_P1_MIN_25 3 -#define MDFLD_DSIPLL_P1_MAX_25 9 -#define MDFLD_DSIPLL_M_MIN_83 33 -#define MDFLD_DSIPLL_M_MAX_83 92 -#define MDFLD_DSIPLL_P1_MIN_83 2 -#define MDFLD_DSIPLL_P1_MAX_83 3 -#define MDFLD_DSIPLL_M_MIN_100 97 -#define MDFLD_DSIPLL_M_MAX_100 140 -#define MDFLD_DSIPLL_P1_MIN_100 3 -#define MDFLD_DSIPLL_P1_MAX_100 9 - -static const struct mrst_limit_t mdfld_limits[] = { - { /* MDFLD_LIMT_DPLL_19 */ - .dot = {.min = MDFLD_DOT_MIN, .max = MDFLD_DOT_MAX}, - .m = {.min = MDFLD_DPLL_M_MIN_19, .max = MDFLD_DPLL_M_MAX_19}, - .p1 = {.min = MDFLD_DPLL_P1_MIN_19, .max = MDFLD_DPLL_P1_MAX_19}, - }, - { /* MDFLD_LIMT_DPLL_25 */ - .dot = {.min = MDFLD_DOT_MIN, .max = MDFLD_DOT_MAX}, - .m = {.min = MDFLD_DPLL_M_MIN_25, .max = MDFLD_DPLL_M_MAX_25}, - .p1 = {.min = MDFLD_DPLL_P1_MIN_25, .max = MDFLD_DPLL_P1_MAX_25}, - }, - { /* MDFLD_LIMT_DPLL_83 */ - .dot = {.min = MDFLD_DOT_MIN, .max = MDFLD_DOT_MAX}, - .m = {.min = MDFLD_DPLL_M_MIN_83, .max = MDFLD_DPLL_M_MAX_83}, - .p1 = {.min = MDFLD_DPLL_P1_MIN_83, .max = MDFLD_DPLL_P1_MAX_83}, - }, - { /* MDFLD_LIMT_DPLL_100 */ - .dot = {.min = MDFLD_DOT_MIN, .max = MDFLD_DOT_MAX}, - .m = {.min = MDFLD_DPLL_M_MIN_100, .max = MDFLD_DPLL_M_MAX_100}, - .p1 = {.min = MDFLD_DPLL_P1_MIN_100, .max = MDFLD_DPLL_P1_MAX_100}, - }, - { /* MDFLD_LIMT_DSIPLL_19 */ - .dot = {.min = MDFLD_DOT_MIN, .max = MDFLD_DOT_MAX}, - .m = {.min = MDFLD_DSIPLL_M_MIN_19, .max = MDFLD_DSIPLL_M_MAX_19}, - .p1 = {.min = MDFLD_DSIPLL_P1_MIN_19, .max = MDFLD_DSIPLL_P1_MAX_19}, - }, - { /* MDFLD_LIMT_DSIPLL_25 */ - .dot = {.min = MDFLD_DOT_MIN, .max = MDFLD_DOT_MAX}, - .m = {.min = MDFLD_DSIPLL_M_MIN_25, .max = MDFLD_DSIPLL_M_MAX_25}, - .p1 = {.min = MDFLD_DSIPLL_P1_MIN_25, .max = MDFLD_DSIPLL_P1_MAX_25}, - }, - { /* MDFLD_LIMT_DSIPLL_83 */ - .dot = {.min = MDFLD_DOT_MIN, .max = MDFLD_DOT_MAX}, - .m = {.min = MDFLD_DSIPLL_M_MIN_83, .max = MDFLD_DSIPLL_M_MAX_83}, - .p1 = {.min = MDFLD_DSIPLL_P1_MIN_83, .max = MDFLD_DSIPLL_P1_MAX_83}, - }, - { /* MDFLD_LIMT_DSIPLL_100 */ - .dot = {.min = MDFLD_DOT_MIN, .max = MDFLD_DOT_MAX}, - .m = {.min = MDFLD_DSIPLL_M_MIN_100, .max = MDFLD_DSIPLL_M_MAX_100}, - .p1 = {.min = MDFLD_DSIPLL_P1_MIN_100, .max = MDFLD_DSIPLL_P1_MAX_100}, - }, -}; - -#define MDFLD_M_MIN 21 -#define MDFLD_M_MAX 180 -static const u32 mdfld_m_converts[] = { -/* M configuration table from 9-bit LFSR table */ - 224, 368, 440, 220, 366, 439, 219, 365, 182, 347, /* 21 - 30 */ - 173, 342, 171, 85, 298, 149, 74, 37, 18, 265, /* 31 - 40 */ - 388, 194, 353, 432, 216, 108, 310, 155, 333, 166, /* 41 - 50 */ - 83, 41, 276, 138, 325, 162, 337, 168, 340, 170, /* 51 - 60 */ - 341, 426, 469, 234, 373, 442, 221, 110, 311, 411, /* 61 - 70 */ - 461, 486, 243, 377, 188, 350, 175, 343, 427, 213, /* 71 - 80 */ - 106, 53, 282, 397, 354, 227, 113, 56, 284, 142, /* 81 - 90 */ - 71, 35, 273, 136, 324, 418, 465, 488, 500, 506, /* 91 - 100 */ - 253, 126, 63, 287, 399, 455, 483, 241, 376, 444, /* 101 - 110 */ - 478, 495, 503, 251, 381, 446, 479, 239, 375, 443, /* 111 - 120 */ - 477, 238, 119, 315, 157, 78, 295, 147, 329, 420, /* 121 - 130 */ - 210, 105, 308, 154, 77, 38, 275, 137, 68, 290, /* 131 - 140 */ - 145, 328, 164, 82, 297, 404, 458, 485, 498, 249, /* 141 - 150 */ - 380, 190, 351, 431, 471, 235, 117, 314, 413, 206, /* 151 - 160 */ - 103, 51, 25, 12, 262, 387, 193, 96, 48, 280, /* 161 - 170 */ - 396, 198, 99, 305, 152, 76, 294, 403, 457, 228, /* 171 - 180 */ -}; - -static const struct mrst_limit_t *mdfld_limit(struct drm_crtc *crtc) -{ - const struct mrst_limit_t *limit = NULL; - struct drm_device *dev = crtc->dev; - struct drm_psb_private *dev_priv = dev->dev_private; - - if (gma_pipe_has_type(crtc, INTEL_OUTPUT_MIPI) - || gma_pipe_has_type(crtc, INTEL_OUTPUT_MIPI2)) { - if ((ksel == KSEL_CRYSTAL_19) || (ksel == KSEL_BYPASS_19)) - limit = &mdfld_limits[MDFLD_LIMT_DSIPLL_19]; - else if (ksel == KSEL_BYPASS_25) - limit = &mdfld_limits[MDFLD_LIMT_DSIPLL_25]; - else if ((ksel == KSEL_BYPASS_83_100) && - (dev_priv->core_freq == 166)) - limit = &mdfld_limits[MDFLD_LIMT_DSIPLL_83]; - else if ((ksel == KSEL_BYPASS_83_100) && - (dev_priv->core_freq == 100 || - dev_priv->core_freq == 200)) - limit = &mdfld_limits[MDFLD_LIMT_DSIPLL_100]; - } else if (gma_pipe_has_type(crtc, INTEL_OUTPUT_HDMI)) { - if ((ksel == KSEL_CRYSTAL_19) || (ksel == KSEL_BYPASS_19)) - limit = &mdfld_limits[MDFLD_LIMT_DPLL_19]; - else if (ksel == KSEL_BYPASS_25) - limit = &mdfld_limits[MDFLD_LIMT_DPLL_25]; - else if ((ksel == KSEL_BYPASS_83_100) && - (dev_priv->core_freq == 166)) - limit = &mdfld_limits[MDFLD_LIMT_DPLL_83]; - else if ((ksel == KSEL_BYPASS_83_100) && - (dev_priv->core_freq == 100 || - dev_priv->core_freq == 200)) - limit = &mdfld_limits[MDFLD_LIMT_DPLL_100]; - } else { - limit = NULL; - dev_dbg(dev->dev, "mdfld_limit Wrong display type.\n"); - } - - return limit; -} - -/** Derive the pixel clock for the given refclk and divisors for 8xx chips. */ -static void mdfld_clock(int refclk, struct mrst_clock_t *clock) -{ - clock->dot = (refclk * clock->m) / clock->p1; -} - -/* - * Returns a set of divisors for the desired target clock with the given refclk, - * or FALSE. Divisor values are the actual divisors for - */ -static bool -mdfldFindBestPLL(struct drm_crtc *crtc, int target, int refclk, - struct mrst_clock_t *best_clock) -{ - struct mrst_clock_t clock; - const struct mrst_limit_t *limit = mdfld_limit(crtc); - int err = target; - - memset(best_clock, 0, sizeof(*best_clock)); - - for (clock.m = limit->m.min; clock.m <= limit->m.max; clock.m++) { - for (clock.p1 = limit->p1.min; clock.p1 <= limit->p1.max; - clock.p1++) { - int this_err; - - mdfld_clock(refclk, &clock); - - this_err = abs(clock.dot - target); - if (this_err < err) { - *best_clock = clock; - err = this_err; - } - } - } - return err != target; -} - -static int mdfld_crtc_mode_set(struct drm_crtc *crtc, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode, - int x, int y, - struct drm_framebuffer *old_fb) -{ - struct drm_device *dev = crtc->dev; - struct gma_crtc *gma_crtc = to_gma_crtc(crtc); - struct drm_psb_private *dev_priv = dev->dev_private; - int pipe = gma_crtc->pipe; - const struct psb_offset *map = &dev_priv->regmap[pipe]; - int refclk = 0; - int clk_n = 0, clk_p2 = 0, clk_byte = 1, clk = 0, m_conv = 0, - clk_tmp = 0; - struct mrst_clock_t clock; - bool ok; - u32 dpll = 0, fp = 0; - bool is_mipi = false, is_mipi2 = false, is_hdmi = false; - struct drm_mode_config *mode_config = &dev->mode_config; - struct gma_encoder *gma_encoder = NULL; - uint64_t scalingType = DRM_MODE_SCALE_FULLSCREEN; - struct drm_encoder *encoder; - struct drm_connector *connector; - int timeout = 0; - int ret; - - dev_dbg(dev->dev, "pipe = 0x%x\n", pipe); - - ret = check_fb(crtc->primary->fb); - if (ret) - return ret; - - dev_dbg(dev->dev, "adjusted_hdisplay = %d\n", - adjusted_mode->hdisplay); - dev_dbg(dev->dev, "adjusted_vdisplay = %d\n", - adjusted_mode->vdisplay); - dev_dbg(dev->dev, "adjusted_hsync_start = %d\n", - adjusted_mode->hsync_start); - dev_dbg(dev->dev, "adjusted_hsync_end = %d\n", - adjusted_mode->hsync_end); - dev_dbg(dev->dev, "adjusted_htotal = %d\n", - adjusted_mode->htotal); - dev_dbg(dev->dev, "adjusted_vsync_start = %d\n", - adjusted_mode->vsync_start); - dev_dbg(dev->dev, "adjusted_vsync_end = %d\n", - adjusted_mode->vsync_end); - dev_dbg(dev->dev, "adjusted_vtotal = %d\n", - adjusted_mode->vtotal); - dev_dbg(dev->dev, "adjusted_clock = %d\n", - adjusted_mode->clock); - dev_dbg(dev->dev, "hdisplay = %d\n", - mode->hdisplay); - dev_dbg(dev->dev, "vdisplay = %d\n", - mode->vdisplay); - - if (!gma_power_begin(dev, true)) - return 0; - - memcpy(&gma_crtc->saved_mode, mode, - sizeof(struct drm_display_mode)); - memcpy(&gma_crtc->saved_adjusted_mode, adjusted_mode, - sizeof(struct drm_display_mode)); - - list_for_each_entry(connector, &mode_config->connector_list, head) { - encoder = connector->encoder; - if (!encoder) - continue; - - if (encoder->crtc != crtc) - continue; - - gma_encoder = gma_attached_encoder(connector); - - switch (gma_encoder->type) { - case INTEL_OUTPUT_MIPI: - is_mipi = true; - break; - case INTEL_OUTPUT_MIPI2: - is_mipi2 = true; - break; - case INTEL_OUTPUT_HDMI: - is_hdmi = true; - break; - } - } - - /* Disable the VGA plane that we never use */ - REG_WRITE(VGACNTRL, VGA_DISP_DISABLE); - - /* Disable the panel fitter if it was on our pipe */ - if (psb_intel_panel_fitter_pipe(dev) == pipe) - REG_WRITE(PFIT_CONTROL, 0); - - /* pipesrc and dspsize control the size that is scaled from, - * which should always be the user's requested size. - */ - if (pipe == 1) { - /* FIXME: To make HDMI display with 864x480 (TPO), 480x864 - * (PYR) or 480x854 (TMD), set the sprite width/height and - * souce image size registers with the adjusted mode for - * pipe B. - */ - - /* - * The defined sprite rectangle must always be completely - * contained within the displayable area of the screen image - * (frame buffer). - */ - REG_WRITE(map->size, ((min(mode->crtc_vdisplay, adjusted_mode->crtc_vdisplay) - 1) << 16) - | (min(mode->crtc_hdisplay, adjusted_mode->crtc_hdisplay) - 1)); - /* Set the CRTC with encoder mode. */ - REG_WRITE(map->src, ((mode->crtc_hdisplay - 1) << 16) - | (mode->crtc_vdisplay - 1)); - } else { - REG_WRITE(map->size, - ((mode->crtc_vdisplay - 1) << 16) | - (mode->crtc_hdisplay - 1)); - REG_WRITE(map->src, - ((mode->crtc_hdisplay - 1) << 16) | - (mode->crtc_vdisplay - 1)); - } - - REG_WRITE(map->pos, 0); - - if (gma_encoder) - drm_object_property_get_value(&connector->base, - dev->mode_config.scaling_mode_property, &scalingType); - - if (scalingType == DRM_MODE_SCALE_NO_SCALE) { - /* Medfield doesn't have register support for centering so we - * need to mess with the h/vblank and h/vsync start and ends - * to get centering - */ - int offsetX = 0, offsetY = 0; - - offsetX = (adjusted_mode->crtc_hdisplay - - mode->crtc_hdisplay) / 2; - offsetY = (adjusted_mode->crtc_vdisplay - - mode->crtc_vdisplay) / 2; - - REG_WRITE(map->htotal, (mode->crtc_hdisplay - 1) | - ((adjusted_mode->crtc_htotal - 1) << 16)); - REG_WRITE(map->vtotal, (mode->crtc_vdisplay - 1) | - ((adjusted_mode->crtc_vtotal - 1) << 16)); - REG_WRITE(map->hblank, (adjusted_mode->crtc_hblank_start - - offsetX - 1) | - ((adjusted_mode->crtc_hblank_end - offsetX - 1) << 16)); - REG_WRITE(map->hsync, (adjusted_mode->crtc_hsync_start - - offsetX - 1) | - ((adjusted_mode->crtc_hsync_end - offsetX - 1) << 16)); - REG_WRITE(map->vblank, (adjusted_mode->crtc_vblank_start - - offsetY - 1) | - ((adjusted_mode->crtc_vblank_end - offsetY - 1) << 16)); - REG_WRITE(map->vsync, (adjusted_mode->crtc_vsync_start - - offsetY - 1) | - ((adjusted_mode->crtc_vsync_end - offsetY - 1) << 16)); - } else { - REG_WRITE(map->htotal, (adjusted_mode->crtc_hdisplay - 1) | - ((adjusted_mode->crtc_htotal - 1) << 16)); - REG_WRITE(map->vtotal, (adjusted_mode->crtc_vdisplay - 1) | - ((adjusted_mode->crtc_vtotal - 1) << 16)); - REG_WRITE(map->hblank, (adjusted_mode->crtc_hblank_start - 1) | - ((adjusted_mode->crtc_hblank_end - 1) << 16)); - REG_WRITE(map->hsync, (adjusted_mode->crtc_hsync_start - 1) | - ((adjusted_mode->crtc_hsync_end - 1) << 16)); - REG_WRITE(map->vblank, (adjusted_mode->crtc_vblank_start - 1) | - ((adjusted_mode->crtc_vblank_end - 1) << 16)); - REG_WRITE(map->vsync, (adjusted_mode->crtc_vsync_start - 1) | - ((adjusted_mode->crtc_vsync_end - 1) << 16)); - } - - /* Flush the plane changes */ - { - const struct drm_crtc_helper_funcs *crtc_funcs = - crtc->helper_private; - crtc_funcs->mode_set_base(crtc, x, y, old_fb); - } - - /* setup pipeconf */ - dev_priv->pipeconf[pipe] = PIPEACONF_ENABLE; /* FIXME_JLIU7 REG_READ(pipeconf_reg); */ - - /* Set up the display plane register */ - dev_priv->dspcntr[pipe] = REG_READ(map->cntr); - dev_priv->dspcntr[pipe] |= pipe << DISPPLANE_SEL_PIPE_POS; - dev_priv->dspcntr[pipe] |= DISPLAY_PLANE_ENABLE; - - if (is_mipi2) - goto mrst_crtc_mode_set_exit; - clk = adjusted_mode->clock; - - if (is_hdmi) { - if ((ksel == KSEL_CRYSTAL_19) || (ksel == KSEL_BYPASS_19)) { - refclk = 19200; - - if (is_mipi || is_mipi2) - clk_n = 1, clk_p2 = 8; - else if (is_hdmi) - clk_n = 1, clk_p2 = 10; - } else if (ksel == KSEL_BYPASS_25) { - refclk = 25000; - - if (is_mipi || is_mipi2) - clk_n = 1, clk_p2 = 8; - else if (is_hdmi) - clk_n = 1, clk_p2 = 10; - } else if ((ksel == KSEL_BYPASS_83_100) && - dev_priv->core_freq == 166) { - refclk = 83000; - - if (is_mipi || is_mipi2) - clk_n = 4, clk_p2 = 8; - else if (is_hdmi) - clk_n = 4, clk_p2 = 10; - } else if ((ksel == KSEL_BYPASS_83_100) && - (dev_priv->core_freq == 100 || - dev_priv->core_freq == 200)) { - refclk = 100000; - if (is_mipi || is_mipi2) - clk_n = 4, clk_p2 = 8; - else if (is_hdmi) - clk_n = 4, clk_p2 = 10; - } - - if (is_mipi) - clk_byte = dev_priv->bpp / 8; - else if (is_mipi2) - clk_byte = dev_priv->bpp2 / 8; - - clk_tmp = clk * clk_n * clk_p2 * clk_byte; - - dev_dbg(dev->dev, "clk = %d, clk_n = %d, clk_p2 = %d.\n", - clk, clk_n, clk_p2); - dev_dbg(dev->dev, "adjusted_mode->clock = %d, clk_tmp = %d.\n", - adjusted_mode->clock, clk_tmp); - - ok = mdfldFindBestPLL(crtc, clk_tmp, refclk, &clock); - - if (!ok) { - DRM_ERROR - ("mdfldFindBestPLL fail in mdfld_crtc_mode_set.\n"); - } else { - m_conv = mdfld_m_converts[(clock.m - MDFLD_M_MIN)]; - - dev_dbg(dev->dev, "dot clock = %d," - "m = %d, p1 = %d, m_conv = %d.\n", - clock.dot, clock.m, - clock.p1, m_conv); - } - - dpll = REG_READ(map->dpll); - - if (dpll & DPLL_VCO_ENABLE) { - dpll &= ~DPLL_VCO_ENABLE; - REG_WRITE(map->dpll, dpll); - REG_READ(map->dpll); - - /* FIXME jliu7 check the DPLL lock bit PIPEACONF[29] */ - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(500); - - /* reset M1, N1 & P1 */ - REG_WRITE(map->fp0, 0); - dpll &= ~MDFLD_P1_MASK; - REG_WRITE(map->dpll, dpll); - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(500); - } - - /* When ungating power of DPLL, needs to wait 0.5us before - * enable the VCO */ - if (dpll & MDFLD_PWR_GATE_EN) { - dpll &= ~MDFLD_PWR_GATE_EN; - REG_WRITE(map->dpll, dpll); - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(500); - } - dpll = 0; - - if (is_hdmi) - dpll |= MDFLD_VCO_SEL; - - fp = (clk_n / 2) << 16; - fp |= m_conv; - - /* compute bitmask from p1 value */ - dpll |= (1 << (clock.p1 - 2)) << 17; - - } else { - dpll = 0x00800000; - fp = 0x000000c1; - } - - REG_WRITE(map->fp0, fp); - REG_WRITE(map->dpll, dpll); - /* FIXME_MDFLD PO - change 500 to 1 after PO */ - udelay(500); - - dpll |= DPLL_VCO_ENABLE; - REG_WRITE(map->dpll, dpll); - REG_READ(map->dpll); - - /* wait for DSI PLL to lock */ - while (timeout < 20000 && - !(REG_READ(map->conf) & PIPECONF_DSIPLL_LOCK)) { - udelay(150); - timeout++; - } - - if (is_mipi) - goto mrst_crtc_mode_set_exit; - - dev_dbg(dev->dev, "is_mipi = 0x%x\n", is_mipi); - - REG_WRITE(map->conf, dev_priv->pipeconf[pipe]); - REG_READ(map->conf); - - /* Wait for for the pipe enable to take effect. */ - REG_WRITE(map->cntr, dev_priv->dspcntr[pipe]); - gma_wait_for_vblank(dev); - -mrst_crtc_mode_set_exit: - - gma_power_end(dev); - - return 0; -} - -const struct drm_crtc_helper_funcs mdfld_helper_funcs = { - .dpms = mdfld_crtc_dpms, - .mode_set = mdfld_crtc_mode_set, - .mode_set_base = mdfld__intel_pipe_set_base, - .prepare = gma_crtc_prepare, - .commit = gma_crtc_commit, -}; diff --git a/drivers/gpu/drm/gma500/mdfld_output.c b/drivers/gpu/drm/gma500/mdfld_output.c deleted file mode 100644 index c95966bb0c96..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_output.c +++ /dev/null @@ -1,74 +0,0 @@ -/* - * Copyright (c) 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicensen - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Thomas Eaton thomas.g.eaton@intel.com - * Scott Rowe scott.m.rowe@intel.com -*/ - -#include "mdfld_output.h" -#include "mdfld_dsi_dpi.h" -#include "mdfld_dsi_output.h" - -#include "tc35876x-dsi-lvds.h" - -int mdfld_get_panel_type(struct drm_device *dev, int pipe) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - return dev_priv->mdfld_panel_id; -} - -static void mdfld_init_panel(struct drm_device *dev, int mipi_pipe, - int p_type) -{ - switch (p_type) { - case TPO_VID: - mdfld_dsi_output_init(dev, mipi_pipe, &mdfld_tpo_vid_funcs); - break; - case TC35876X: - tc35876x_init(dev); - mdfld_dsi_output_init(dev, mipi_pipe, &mdfld_tc35876x_funcs); - break; - case TMD_VID: - mdfld_dsi_output_init(dev, mipi_pipe, &mdfld_tmd_vid_funcs); - break; - case HDMI: -/* if (dev_priv->mdfld_hdmi_present) - mdfld_hdmi_init(dev, &dev_priv->mode_dev); */ - break; - } -} - - -int mdfld_output_init(struct drm_device *dev) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - - /* FIXME: hardcoded for now */ - dev_priv->mdfld_panel_id = TC35876X; - /* MIPI panel 1 */ - mdfld_init_panel(dev, 0, dev_priv->mdfld_panel_id); - /* HDMI panel */ - mdfld_init_panel(dev, 1, HDMI); - return 0; -} - diff --git a/drivers/gpu/drm/gma500/mdfld_output.h b/drivers/gpu/drm/gma500/mdfld_output.h deleted file mode 100644 index 37a516cc56be..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_output.h +++ /dev/null @@ -1,76 +0,0 @@ -/* - * Copyright (c) 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicensen - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Thomas Eaton thomas.g.eaton@intel.com - * Scott Rowe scott.m.rowe@intel.com -*/ - -#ifndef MDFLD_OUTPUT_H -#define MDFLD_OUTPUT_H - -#include "psb_drv.h" - -#define TPO_PANEL_WIDTH 84 -#define TPO_PANEL_HEIGHT 46 -#define TMD_PANEL_WIDTH 39 -#define TMD_PANEL_HEIGHT 71 - -struct mdfld_dsi_config; - -enum panel_type { - TPO_VID, - TMD_VID, - HDMI, - TC35876X, -}; - -struct panel_info { - u32 width_mm; - u32 height_mm; - /* Other info */ -}; - -struct panel_funcs { - const struct drm_encoder_helper_funcs *encoder_helper_funcs; - struct drm_display_mode * (*get_config_mode)(struct drm_device *); - int (*get_panel_info)(struct drm_device *, int, struct panel_info *); - int (*reset)(struct drm_device *, int); - void (*drv_ic_init)(struct mdfld_dsi_config *dsi_config, int pipe); -}; - -int mdfld_output_init(struct drm_device *dev); - -struct backlight_device *mdfld_get_backlight_device(void); -int mdfld_set_brightness(struct backlight_device *bd); - -int mdfld_get_panel_type(struct drm_device *dev, int pipe); - -extern const struct drm_crtc_helper_funcs mdfld_helper_funcs; - -extern const struct panel_funcs mdfld_tmd_vid_funcs; -extern const struct panel_funcs mdfld_tpo_vid_funcs; - -extern void mdfld_disable_crtc(struct drm_device *dev, int pipe); -extern void mdfldWaitForPipeEnable(struct drm_device *dev, int pipe); -extern void mdfldWaitForPipeDisable(struct drm_device *dev, int pipe); -#endif diff --git a/drivers/gpu/drm/gma500/mdfld_tmd_vid.c b/drivers/gpu/drm/gma500/mdfld_tmd_vid.c deleted file mode 100644 index 25e897b98f86..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_tmd_vid.c +++ /dev/null @@ -1,197 +0,0 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * Jim Liu jim.liu@intel.com - * Jackie Liyaodong.li@intel.com - * Gideon Eaton <eaton. - * Scott Rowe scott.m.rowe@intel.com - */ - -#include <linux/delay.h> - -#include "mdfld_dsi_dpi.h" -#include "mdfld_dsi_pkg_sender.h" - -static struct drm_display_mode *tmd_vid_get_config_mode(struct drm_device *dev) -{ - struct drm_display_mode *mode; - struct drm_psb_private *dev_priv = dev->dev_private; - struct oaktrail_timing_info *ti = &dev_priv->gct_data.DTD; - bool use_gct = false; /*Disable GCT for now*/ - - mode = kzalloc(sizeof(*mode), GFP_KERNEL); - if (!mode) - return NULL; - - if (use_gct) { - mode->hdisplay = (ti->hactive_hi << 8) | ti->hactive_lo; - mode->vdisplay = (ti->vactive_hi << 8) | ti->vactive_lo; - mode->hsync_start = mode->hdisplay + \ - ((ti->hsync_offset_hi << 8) | \ - ti->hsync_offset_lo); - mode->hsync_end = mode->hsync_start + \ - ((ti->hsync_pulse_width_hi << 8) | \ - ti->hsync_pulse_width_lo); - mode->htotal = mode->hdisplay + ((ti->hblank_hi << 8) | \ - ti->hblank_lo); - mode->vsync_start = \ - mode->vdisplay + ((ti->vsync_offset_hi << 8) | \ - ti->vsync_offset_lo); - mode->vsync_end = \ - mode->vsync_start + ((ti->vsync_pulse_width_hi << 8) | \ - ti->vsync_pulse_width_lo); - mode->vtotal = mode->vdisplay + \ - ((ti->vblank_hi << 8) | ti->vblank_lo); - mode->clock = ti->pixel_clock * 10; - - dev_dbg(dev->dev, "hdisplay is %d\n", mode->hdisplay); - dev_dbg(dev->dev, "vdisplay is %d\n", mode->vdisplay); - dev_dbg(dev->dev, "HSS is %d\n", mode->hsync_start); - dev_dbg(dev->dev, "HSE is %d\n", mode->hsync_end); - dev_dbg(dev->dev, "htotal is %d\n", mode->htotal); - dev_dbg(dev->dev, "VSS is %d\n", mode->vsync_start); - dev_dbg(dev->dev, "VSE is %d\n", mode->vsync_end); - dev_dbg(dev->dev, "vtotal is %d\n", mode->vtotal); - dev_dbg(dev->dev, "clock is %d\n", mode->clock); - } else { - mode->hdisplay = 480; - mode->vdisplay = 854; - mode->hsync_start = 487; - mode->hsync_end = 490; - mode->htotal = 499; - mode->vsync_start = 861; - mode->vsync_end = 865; - mode->vtotal = 873; - mode->clock = 33264; - } - - drm_mode_set_name(mode); - drm_mode_set_crtcinfo(mode, 0); - - mode->type |= DRM_MODE_TYPE_PREFERRED; - - return mode; -} - -static int tmd_vid_get_panel_info(struct drm_device *dev, - int pipe, - struct panel_info *pi) -{ - if (!dev || !pi) - return -EINVAL; - - pi->width_mm = TMD_PANEL_WIDTH; - pi->height_mm = TMD_PANEL_HEIGHT; - - return 0; -} - -/* ************************************************************************* *\ - * FUNCTION: mdfld_init_TMD_MIPI - * - * DESCRIPTION: This function is called only by mrst_dsi_mode_set and - * restore_display_registers. since this function does not - * acquire the mutex, it is important that the calling function - * does! -* ************************************************************************* */ - -/* FIXME: make the below data u8 instead of u32; note byte order! */ -static u32 tmd_cmd_mcap_off[] = {0x000000b2}; -static u32 tmd_cmd_enable_lane_switch[] = {0x000101ef}; -static u32 tmd_cmd_set_lane_num[] = {0x006360ef}; -static u32 tmd_cmd_pushing_clock0[] = {0x00cc2fef}; -static u32 tmd_cmd_pushing_clock1[] = {0x00dd6eef}; -static u32 tmd_cmd_set_mode[] = {0x000000b3}; -static u32 tmd_cmd_set_sync_pulse_mode[] = {0x000961ef}; -static u32 tmd_cmd_set_column[] = {0x0100002a, 0x000000df}; -static u32 tmd_cmd_set_page[] = {0x0300002b, 0x00000055}; -static u32 tmd_cmd_set_video_mode[] = {0x00000153}; -/*no auto_bl,need add in furture*/ -static u32 tmd_cmd_enable_backlight[] = {0x00005ab4}; -static u32 tmd_cmd_set_backlight_dimming[] = {0x00000ebd}; - -static void mdfld_dsi_tmd_drv_ic_init(struct mdfld_dsi_config *dsi_config, - int pipe) -{ - struct mdfld_dsi_pkg_sender *sender - = mdfld_dsi_get_pkg_sender(dsi_config); - - DRM_INFO("Enter mdfld init TMD MIPI display.\n"); - - if (!sender) { - DRM_ERROR("Cannot get sender\n"); - return; - } - - if (dsi_config->dvr_ic_inited) - return; - - msleep(3); - - /* FIXME: make the below data u8 instead of u32; note byte order! */ - - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_mcap_off, - sizeof(tmd_cmd_mcap_off), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_enable_lane_switch, - sizeof(tmd_cmd_enable_lane_switch), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_set_lane_num, - sizeof(tmd_cmd_set_lane_num), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_pushing_clock0, - sizeof(tmd_cmd_pushing_clock0), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_pushing_clock1, - sizeof(tmd_cmd_pushing_clock1), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_set_mode, - sizeof(tmd_cmd_set_mode), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_set_sync_pulse_mode, - sizeof(tmd_cmd_set_sync_pulse_mode), false); - mdfld_dsi_send_mcs_long(sender, (u8 *) tmd_cmd_set_column, - sizeof(tmd_cmd_set_column), false); - mdfld_dsi_send_mcs_long(sender, (u8 *) tmd_cmd_set_page, - sizeof(tmd_cmd_set_page), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_set_video_mode, - sizeof(tmd_cmd_set_video_mode), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_enable_backlight, - sizeof(tmd_cmd_enable_backlight), false); - mdfld_dsi_send_gen_long(sender, (u8 *) tmd_cmd_set_backlight_dimming, - sizeof(tmd_cmd_set_backlight_dimming), false); - - dsi_config->dvr_ic_inited = 1; -} - -/*TPO DPI encoder helper funcs*/ -static const struct drm_encoder_helper_funcs - mdfld_tpo_dpi_encoder_helper_funcs = { - .dpms = mdfld_dsi_dpi_dpms, - .mode_fixup = mdfld_dsi_dpi_mode_fixup, - .prepare = mdfld_dsi_dpi_prepare, - .mode_set = mdfld_dsi_dpi_mode_set, - .commit = mdfld_dsi_dpi_commit, -}; - -const struct panel_funcs mdfld_tmd_vid_funcs = { - .encoder_helper_funcs = &mdfld_tpo_dpi_encoder_helper_funcs, - .get_config_mode = &tmd_vid_get_config_mode, - .get_panel_info = tmd_vid_get_panel_info, - .reset = mdfld_dsi_panel_reset, - .drv_ic_init = mdfld_dsi_tmd_drv_ic_init, -}; diff --git a/drivers/gpu/drm/gma500/mdfld_tpo_vid.c b/drivers/gpu/drm/gma500/mdfld_tpo_vid.c deleted file mode 100644 index 11845978fb0a..000000000000 --- a/drivers/gpu/drm/gma500/mdfld_tpo_vid.c +++ /dev/null @@ -1,83 +0,0 @@ -/* - * Copyright © 2010 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - * Authors: - * jim liu jim.liu@intel.com - * Jackie Liyaodong.li@intel.com - */ - -#include "mdfld_dsi_dpi.h" - -static struct drm_display_mode *tpo_vid_get_config_mode(struct drm_device *dev) -{ - struct drm_display_mode *mode; - - mode = kzalloc(sizeof(*mode), GFP_KERNEL); - if (!mode) - return NULL; - - mode->hdisplay = 864; - mode->vdisplay = 480; - mode->hsync_start = 873; - mode->hsync_end = 876; - mode->htotal = 887; - mode->vsync_start = 487; - mode->vsync_end = 490; - mode->vtotal = 499; - mode->clock = 33264; - - drm_mode_set_name(mode); - drm_mode_set_crtcinfo(mode, 0); - - mode->type |= DRM_MODE_TYPE_PREFERRED; - - return mode; -} - -static int tpo_vid_get_panel_info(struct drm_device *dev, - int pipe, - struct panel_info *pi) -{ - if (!dev || !pi) - return -EINVAL; - - pi->width_mm = TPO_PANEL_WIDTH; - pi->height_mm = TPO_PANEL_HEIGHT; - - return 0; -} - -/*TPO DPI encoder helper funcs*/ -static const struct drm_encoder_helper_funcs - mdfld_tpo_dpi_encoder_helper_funcs = { - .dpms = mdfld_dsi_dpi_dpms, - .mode_fixup = mdfld_dsi_dpi_mode_fixup, - .prepare = mdfld_dsi_dpi_prepare, - .mode_set = mdfld_dsi_dpi_mode_set, - .commit = mdfld_dsi_dpi_commit, -}; - -const struct panel_funcs mdfld_tpo_vid_funcs = { - .encoder_helper_funcs = &mdfld_tpo_dpi_encoder_helper_funcs, - .get_config_mode = &tpo_vid_get_config_mode, - .get_panel_info = tpo_vid_get_panel_info, -}; diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index a19f60d40394..b083b3f815b9 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -46,8 +46,6 @@ static int psb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent); * PowerVR SGX535 - Poulsbo - Intel GMA 500, Intel Atom Z5xx * PowerVR SGX535 - Moorestown - Intel GMA 600 * PowerVR SGX535 - Oaktrail - Intel GMA 600, Intel Atom Z6xx, E6xx - * PowerVR SGX540 - Medfield - Intel Atom Z2460 - * PowerVR SGX544MP2 - Medfield - * PowerVR SGX545 - Cedartrail - Intel GMA 3600, Intel Atom D2500, N2600 * PowerVR SGX545 - Cedartrail - Intel GMA 3650, Intel Atom D2550, D2700, * N2800 @@ -66,16 +64,6 @@ static const struct pci_device_id pciidlist[] = { { 0x8086, 0x4107, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops }, { 0x8086, 0x4108, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &oaktrail_chip_ops }, #endif -#if defined(CONFIG_DRM_MEDFIELD) - { 0x8086, 0x0130, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops }, - { 0x8086, 0x0131, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops }, - { 0x8086, 0x0132, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops }, - { 0x8086, 0x0133, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops }, - { 0x8086, 0x0134, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops }, - { 0x8086, 0x0135, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops }, - { 0x8086, 0x0136, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops }, - { 0x8086, 0x0137, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &mdfld_chip_ops }, -#endif #if defined(CONFIG_DRM_GMA3600) { 0x8086, 0x0be0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops }, { 0x8086, 0x0be1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (long) &cdv_chip_ops }, diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index d303f8271f7e..938f467ddf9d 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -40,19 +40,16 @@ enum { CHIP_PSB_8108 = 0, /* Poulsbo */ CHIP_PSB_8109 = 1, /* Poulsbo */ CHIP_MRST_4100 = 2, /* Moorestown/Oaktrail */ - CHIP_MFLD_0130 = 3, /* Medfield */ };

#define IS_PSB(drm) ((to_pci_dev((drm)->dev)->device & 0xfffe) == 0x8108) #define IS_MRST(drm) ((to_pci_dev((drm)->dev)->device & 0xfff0) == 0x4100) -#define IS_MFLD(drm) ((to_pci_dev((drm)->dev)->device & 0xfff8) == 0x0130) #define IS_CDV(drm) ((to_pci_dev((drm)->dev)->device & 0xfff0) == 0x0be0)

/* Hardware offsets */ #define PSB_VDC_OFFSET 0x00000000 #define PSB_VDC_SIZE 0x000080000 #define MRST_MMIO_SIZE 0x0000C0000 -#define MDFLD_MMIO_SIZE 0x000100000 #define PSB_SGX_SIZE 0x8000 #define PSB_SGX_OFFSET 0x00040000 #define MRST_SGX_OFFSET 0x00080000 @@ -109,8 +106,6 @@ enum { #define _PSB_DPST_PIPEA_FLAG (1<<6) #define _PSB_PIPEA_EVENT_FLAG (1<<6) #define _PSB_VSYNC_PIPEA_FLAG (1<<7) -#define _MDFLD_MIPIA_FLAG (1<<16) -#define _MDFLD_MIPIC_FLAG (1<<17) #define _PSB_IRQ_DISP_HOTSYNC (1<<17) #define _PSB_IRQ_SGX_FLAG (1<<18) #define _PSB_IRQ_MSVDX_FLAG (1<<19) @@ -119,13 +114,6 @@ enum { #define _PSB_PIPE_EVENT_FLAG (_PSB_VSYNC_PIPEA_FLAG | \ _PSB_VSYNC_PIPEB_FLAG)

-/* This flag includes all the display IRQ bits excepts the vblank irqs. */ -#define _MDFLD_DISP_ALL_IRQ_FLAG (_MDFLD_PIPEC_EVENT_FLAG | \ - _MDFLD_PIPEB_EVENT_FLAG | \ - _PSB_PIPEA_EVENT_FLAG | \ - _PSB_VSYNC_PIPEA_FLAG | \ - _MDFLD_MIPIA_FLAG | \ - _MDFLD_MIPIC_FLAG) #define PSB_INT_IDENTITY_R 0x20A4 #define PSB_INT_MASK_R 0x20A8 #define PSB_INT_ENABLE_R 0x20A0 @@ -191,25 +179,6 @@ enum { #define PSB_WATCHDOG_DELAY (HZ * 2) #define PSB_LID_DELAY (HZ / 10)

-#define MDFLD_PNW_B0 0x04 -#define MDFLD_PNW_C0 0x08 - -#define MDFLD_DSR_2D_3D_0 (1 << 0) -#define MDFLD_DSR_2D_3D_2 (1 << 1) -#define MDFLD_DSR_CURSOR_0 (1 << 2) -#define MDFLD_DSR_CURSOR_2 (1 << 3) -#define MDFLD_DSR_OVERLAY_0 (1 << 4) -#define MDFLD_DSR_OVERLAY_2 (1 << 5) -#define MDFLD_DSR_MIPI_CONTROL (1 << 6) -#define MDFLD_DSR_DAMAGE_MASK_0 ((1 << 0) | (1 << 2) | (1 << 4)) -#define MDFLD_DSR_DAMAGE_MASK_2 ((1 << 1) | (1 << 3) | (1 << 5)) -#define MDFLD_DSR_2D_3D (MDFLD_DSR_2D_3D_0 | MDFLD_DSR_2D_3D_2) - -#define MDFLD_DSR_RR 45 -#define MDFLD_DPU_ENABLE (1 << 31) -#define MDFLD_DSR_FULLSCREEN (1 << 30) -#define MDFLD_DSR_DELAY (HZ / MDFLD_DSR_RR) - #define PSB_PWR_STATE_ON 1 #define PSB_PWR_STATE_OFF 2

@@ -382,16 +351,6 @@ struct psb_state { uint32_t savePWM_CONTROL_LOGIC; };

-struct medfield_state { - uint32_t saveMIPI; - uint32_t saveMIPI_C; - - uint32_t savePFIT_CONTROL; - uint32_t savePFIT_PGM_RATIOS; - uint32_t saveHDMIPHYMISCCTL; - uint32_t saveHDMIB_CONTROL; -}; - struct cdv_state { uint32_t saveDSPCLK_GATE_D; uint32_t saveRAMCLK_GATE_D; @@ -417,7 +376,6 @@ struct psb_save_area { uint32_t saveVBT; union { struct psb_state psb; - struct medfield_state mdfld; struct cdv_state cdv; }; uint32_t saveBLC_PWM_CTL2; @@ -583,15 +541,12 @@ struct drm_psb_private { bool dsr_enable; u32 dsr_fb_update; bool dpi_panel_on[3]; - void *dsi_configs[2]; u32 bpp; u32 bpp2;

u32 pipeconf[3]; u32 dspcntr[3];

- int mdfld_panel_id; - bool dplla_96mhz; /* DPLL data from the VBT */

struct { @@ -737,9 +692,6 @@ extern const struct psb_ops psb_chip_ops; /* oaktrail_device.c */ extern const struct psb_ops oaktrail_chip_ops;

-/* mdlfd_device.c */ -extern const struct psb_ops mdfld_chip_ops; - /* cdv_device.c */ extern const struct psb_ops cdv_chip_ops;

@@ -779,25 +731,6 @@ static inline void MRST_MSG_WRITE32(int domain, uint port, uint offset, pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); } -static inline u32 MDFLD_MSG_READ32(int domain, uint port, uint offset) -{ - int mcr = (0x10<<24) | (port << 16) | (offset << 8); - uint32_t ret_val = 0; - struct pci_dev *pci_root = pci_get_domain_bus_and_slot(domain, 0, 0); - pci_write_config_dword(pci_root, 0xD0, mcr); - pci_read_config_dword(pci_root, 0xD4, &ret_val); - pci_dev_put(pci_root); - return ret_val; -} -static inline void MDFLD_MSG_WRITE32(int domain, uint port, uint offset, - u32 value) -{ - int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; - struct pci_dev *pci_root = pci_get_domain_bus_and_slot(domain, 0, 0); - pci_write_config_dword(pci_root, 0xD4, value); - pci_write_config_dword(pci_root, 0xD0, mcr); - pci_dev_put(pci_root); -}

static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg) { diff --git a/drivers/gpu/drm/gma500/psb_intel_drv.h b/drivers/gpu/drm/gma500/psb_intel_drv.h index 5340225d6997..2df30223a7d7 100644 --- a/drivers/gpu/drm/gma500/psb_intel_drv.h +++ b/drivers/gpu/drm/gma500/psb_intel_drv.h @@ -195,11 +195,7 @@ extern void psb_intel_lvds_set_brightness(struct drm_device *dev, int level); extern void oaktrail_lvds_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev); extern void oaktrail_wait_for_INTR_PKT_SENT(struct drm_device *dev); -extern void oaktrail_dsi_init(struct drm_device *dev, - struct psb_intel_mode_device *mode_dev); extern void oaktrail_lvds_i2c_init(struct drm_encoder *encoder); -extern void mid_dsi_init(struct drm_device *dev, - struct psb_intel_mode_device *mode_dev, int dsi_num);

extern struct drm_encoder *gma_best_encoder(struct drm_connector *connector); extern void gma_connector_attach_encoder(struct gma_connector *connector, diff --git a/drivers/gpu/drm/gma500/psb_intel_reg.h b/drivers/gpu/drm/gma500/psb_intel_reg.h index 835cc924c45a..364ea8f06f9c 100644 --- a/drivers/gpu/drm/gma500/psb_intel_reg.h +++ b/drivers/gpu/drm/gma500/psb_intel_reg.h @@ -595,7 +595,7 @@ struct dpst_guardband { #define PIPE_PIXEL_MASK 0x00ffffff #define PIPE_PIXEL_SHIFT 0

-#define FW_BLC_SELF 0x20e0 +#define FW_BLC_SELF 0x20e0 #define FW_BLC_SELF_EN (1<<15)

#define DSPARB 0x70030 @@ -789,17 +789,9 @@ struct dpst_guardband { * MOORESTOWN delta registers */ #define MRST_DPLL_A 0x0f014 -#define MDFLD_DPLL_B 0x0f018 -#define MDFLD_INPUT_REF_SEL (1 << 14) -#define MDFLD_VCO_SEL (1 << 16) #define DPLLA_MODE_LVDS (2 << 26) /* mrst */ -#define MDFLD_PLL_LATCHEN (1 << 28) -#define MDFLD_PWR_GATE_EN (1 << 30) -#define MDFLD_P1_MASK (0x1FF << 17) #define MRST_FPA0 0x0f040 #define MRST_FPA1 0x0f044 -#define MDFLD_DPLL_DIV0 0x0f048 -#define MDFLD_DPLL_DIV1 0x0f04c #define MRST_PERF_MODE 0x020f4

/* @@ -848,7 +840,6 @@ struct dpst_guardband {

#define MRST_DSPABASE 0x7019c #define MRST_DSPBBASE 0x7119c -#define MDFLD_DSPCBASE 0x7219c

/* * Moorestown registers. @@ -930,7 +921,6 @@ struct dpst_guardband { #define DEVICE_RESET_REG 0xb01C #define DPI_RESOLUTION_REG 0xb020 #define RES_V_POS 0x10 -#define DBI_RESOLUTION_REG 0xb024 /* Reserved for MDFLD */ #define HORIZ_SYNC_PAD_COUNT_REG 0xb028 #define HORIZ_BACK_PORCH_COUNT_REG 0xb02C #define HORIZ_FRONT_PORCH_COUNT_REG 0xb030 diff --git a/drivers/gpu/drm/gma500/psb_irq.c b/drivers/gpu/drm/gma500/psb_irq.c index 5cceea9be534..ae9b100e640b 100644 --- a/drivers/gpu/drm/gma500/psb_irq.c +++ b/drivers/gpu/drm/gma500/psb_irq.c @@ -10,7 +10,6 @@

#include <drm/drm_vblank.h>

-#include "mdfld_output.h" #include "power.h" #include "psb_drv.h" #include "psb_intel_reg.h" @@ -164,8 +163,7 @@ static void mid_pipe_event_handler(struct drm_device *dev, int pipe) "%s, can't clear status bits for pipe %d, its value = 0x%x.\n", __func__, pipe, PSB_RVDC32(pipe_stat_reg));

- if (pipe_stat_val & PIPE_VBLANK_STATUS || - (IS_MFLD(dev) && pipe_stat_val & PIPE_TE_STATUS)) { + if (pipe_stat_val & PIPE_VBLANK_STATUS) { struct drm_crtc *crtc = drm_crtc_from_index(dev, pipe); struct gma_crtc *gma_crtc = to_gma_crtc(crtc); unsigned long flags; @@ -263,11 +261,6 @@ irqreturn_t psb_irq_handler(int irq, void *arg) if (vdc_stat & (_PSB_PIPE_EVENT_FLAG|_PSB_IRQ_ASLE)) dsp_int = 1;

- /* FIXME: Handle Medfield - if (vdc_stat & _MDFLD_DISP_ALL_IRQ_FLAG) - dsp_int = 1; - */ - if (vdc_stat & _PSB_IRQ_SGX_FLAG) sgx_int = 1; if (vdc_stat & _PSB_IRQ_DISP_HOTSYNC) @@ -325,13 +318,6 @@ void psb_irq_preinstall(struct drm_device *dev) if (dev->vblank[1].enabled) dev_priv->vdc_irq_mask |= _PSB_VSYNC_PIPEB_FLAG;

- /* FIXME: Handle Medfield irq mask - if (dev->vblank[1].enabled) - dev_priv->vdc_irq_mask |= _MDFLD_PIPEB_EVENT_FLAG; - if (dev->vblank[2].enabled) - dev_priv->vdc_irq_mask |= _MDFLD_PIPEC_EVENT_FLAG; - */ - /* Revisit this area - want per device masks ? */ if (dev_priv->ops->hotplug) dev_priv->vdc_irq_mask |= _PSB_IRQ_DISP_HOTSYNC; @@ -504,11 +490,6 @@ int psb_enable_vblank(struct drm_crtc *crtc) uint32_t reg_val = 0; uint32_t pipeconf_reg = mid_pipeconf(pipe);

- /* Medfield is different - we should perhaps extract out vblank - and blacklight etc ops */ - if (IS_MFLD(dev)) - return mdfld_enable_te(dev, pipe); - if (gma_power_begin(dev, false)) { reg_val = REG_READ(pipeconf_reg); gma_power_end(dev); @@ -543,8 +524,6 @@ void psb_disable_vblank(struct drm_crtc *crtc) struct drm_psb_private *dev_priv = dev->dev_private; unsigned long irqflags;

- if (IS_MFLD(dev)) - mdfld_disable_te(dev, pipe); spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags);

if (pipe == 0) @@ -559,55 +538,6 @@ void psb_disable_vblank(struct drm_crtc *crtc) spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags); }

-/* - * It is used to enable TE interrupt - */ -int mdfld_enable_te(struct drm_device *dev, int pipe) -{ - struct drm_psb_private *dev_priv = - (struct drm_psb_private *) dev->dev_private; - unsigned long irqflags; - uint32_t reg_val = 0; - uint32_t pipeconf_reg = mid_pipeconf(pipe); - - if (gma_power_begin(dev, false)) { - reg_val = REG_READ(pipeconf_reg); - gma_power_end(dev); - } - - if (!(reg_val & PIPEACONF_ENABLE)) - return -EINVAL; - - spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags); - - mid_enable_pipe_event(dev_priv, pipe); - psb_enable_pipestat(dev_priv, pipe, PIPE_TE_ENABLE); - - spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags); - - return 0; -} - -/* - * It is used to disable TE interrupt - */ -void mdfld_disable_te(struct drm_device *dev, int pipe) -{ - struct drm_psb_private *dev_priv = - (struct drm_psb_private *) dev->dev_private; - unsigned long irqflags; - - if (!dev_priv->dsr_enable) - return; - - spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags); - - mid_disable_pipe_event(dev_priv, pipe); - psb_disable_pipestat(dev_priv, pipe, PIPE_TE_ENABLE); - - spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags); -} - /* Called from drm generic code, passed a 'crtc', which * we use as a pipe index */ diff --git a/drivers/gpu/drm/gma500/psb_irq.h b/drivers/gpu/drm/gma500/psb_irq.h index 4f73998848d1..1b577fa7010a 100644 --- a/drivers/gpu/drm/gma500/psb_irq.h +++ b/drivers/gpu/drm/gma500/psb_irq.h @@ -31,6 +31,4 @@ int psb_enable_vblank(struct drm_crtc *crtc); void psb_disable_vblank(struct drm_crtc *crtc); u32 psb_get_vblank_counter(struct drm_crtc *crtc);

-int mdfld_enable_te(struct drm_device *dev, int pipe); -void mdfld_disable_te(struct drm_device *dev, int pipe); #endif /* _PSB_IRQ_H_ */ diff --git a/drivers/gpu/drm/gma500/psb_reg.h b/drivers/gpu/drm/gma500/psb_reg.h index fb22bac5bb74..2a229a0ef36c 100644 --- a/drivers/gpu/drm/gma500/psb_reg.h +++ b/drivers/gpu/drm/gma500/psb_reg.h @@ -550,21 +550,7 @@ #define PSB_PM_SSC 0x20 #define PSB_PM_SSS 0x30 #define PSB_PWRGT_DISPLAY_MASK 0xc /*on a different BA than video/gfx*/ -#define MDFLD_PWRGT_DISPLAY_A_CNTR 0x0000000c -#define MDFLD_PWRGT_DISPLAY_B_CNTR 0x0000c000 -#define MDFLD_PWRGT_DISPLAY_C_CNTR 0x00030000 -#define MDFLD_PWRGT_DISP_MIPI_CNTR 0x000c0000 -#define MDFLD_PWRGT_DISPLAY_CNTR (MDFLD_PWRGT_DISPLAY_A_CNTR | MDFLD_PWRGT_DISPLAY_B_CNTR | MDFLD_PWRGT_DISPLAY_C_CNTR | MDFLD_PWRGT_DISP_MIPI_CNTR) /* 0x000fc00c */ /* Display SSS register bits are different in A0 vs. B0 */ #define PSB_PWRGT_GFX_MASK 0x3 -#define MDFLD_PWRGT_DISPLAY_A_STS 0x000000c0 -#define MDFLD_PWRGT_DISPLAY_B_STS 0x00000300 -#define MDFLD_PWRGT_DISPLAY_C_STS 0x00000c00 #define PSB_PWRGT_GFX_MASK_B0 0xc3 -#define MDFLD_PWRGT_DISPLAY_A_STS_B0 0x0000000c -#define MDFLD_PWRGT_DISPLAY_B_STS_B0 0x0000c000 -#define MDFLD_PWRGT_DISPLAY_C_STS_B0 0x00030000 -#define MDFLD_PWRGT_DISP_MIPI_STS 0x000c0000 -#define MDFLD_PWRGT_DISPLAY_STS_A0 (MDFLD_PWRGT_DISPLAY_A_STS | MDFLD_PWRGT_DISPLAY_B_STS | MDFLD_PWRGT_DISPLAY_C_STS | MDFLD_PWRGT_DISP_MIPI_STS) /* 0x000fc00c */ -#define MDFLD_PWRGT_DISPLAY_STS_B0 (MDFLD_PWRGT_DISPLAY_A_STS_B0 | MDFLD_PWRGT_DISPLAY_B_STS_B0 | MDFLD_PWRGT_DISPLAY_C_STS_B0 | MDFLD_PWRGT_DISP_MIPI_STS) /* 0x000fc00c */ #endif diff --git a/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c b/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c deleted file mode 100644 index 99d2ffc2fed9..000000000000 --- a/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.c +++ /dev/null @@ -1,805 +0,0 @@ -/* - * Copyright © 2011 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - */ - -#include <linux/delay.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/gpio/consumer.h> - -#include <asm/intel_scu_ipc.h> - -#include "mdfld_dsi_dpi.h" -#include "mdfld_dsi_pkg_sender.h" -#include "mdfld_output.h" -#include "tc35876x-dsi-lvds.h" - -static struct i2c_client *tc35876x_client; -static struct i2c_client *cmi_lcd_i2c_client; -/* Panel GPIOs */ -static struct gpio_desc *bridge_reset; -static struct gpio_desc *bridge_bl_enable; -static struct gpio_desc *backlight_voltage; - - -#define FLD_MASK(start, end) (((1 << ((start) - (end) + 1)) - 1) << (end)) -#define FLD_VAL(val, start, end) (((val) << (end)) & FLD_MASK(start, end)) - -/* DSI D-PHY Layer Registers */ -#define D0W_DPHYCONTTX 0x0004 -#define CLW_DPHYCONTRX 0x0020 -#define D0W_DPHYCONTRX 0x0024 -#define D1W_DPHYCONTRX 0x0028 -#define D2W_DPHYCONTRX 0x002C -#define D3W_DPHYCONTRX 0x0030 -#define COM_DPHYCONTRX 0x0038 -#define CLW_CNTRL 0x0040 -#define D0W_CNTRL 0x0044 -#define D1W_CNTRL 0x0048 -#define D2W_CNTRL 0x004C -#define D3W_CNTRL 0x0050 -#define DFTMODE_CNTRL 0x0054 - -/* DSI PPI Layer Registers */ -#define PPI_STARTPPI 0x0104 -#define PPI_BUSYPPI 0x0108 -#define PPI_LINEINITCNT 0x0110 -#define PPI_LPTXTIMECNT 0x0114 -#define PPI_LANEENABLE 0x0134 -#define PPI_TX_RX_TA 0x013C -#define PPI_CLS_ATMR 0x0140 -#define PPI_D0S_ATMR 0x0144 -#define PPI_D1S_ATMR 0x0148 -#define PPI_D2S_ATMR 0x014C -#define PPI_D3S_ATMR 0x0150 -#define PPI_D0S_CLRSIPOCOUNT 0x0164 -#define PPI_D1S_CLRSIPOCOUNT 0x0168 -#define PPI_D2S_CLRSIPOCOUNT 0x016C -#define PPI_D3S_CLRSIPOCOUNT 0x0170 -#define CLS_PRE 0x0180 -#define D0S_PRE 0x0184 -#define D1S_PRE 0x0188 -#define D2S_PRE 0x018C -#define D3S_PRE 0x0190 -#define CLS_PREP 0x01A0 -#define D0S_PREP 0x01A4 -#define D1S_PREP 0x01A8 -#define D2S_PREP 0x01AC -#define D3S_PREP 0x01B0 -#define CLS_ZERO 0x01C0 -#define D0S_ZERO 0x01C4 -#define D1S_ZERO 0x01C8 -#define D2S_ZERO 0x01CC -#define D3S_ZERO 0x01D0 -#define PPI_CLRFLG 0x01E0 -#define PPI_CLRSIPO 0x01E4 -#define HSTIMEOUT 0x01F0 -#define HSTIMEOUTENABLE 0x01F4 - -/* DSI Protocol Layer Registers */ -#define DSI_STARTDSI 0x0204 -#define DSI_BUSYDSI 0x0208 -#define DSI_LANEENABLE 0x0210 -#define DSI_LANESTATUS0 0x0214 -#define DSI_LANESTATUS1 0x0218 -#define DSI_INTSTATUS 0x0220 -#define DSI_INTMASK 0x0224 -#define DSI_INTCLR 0x0228 -#define DSI_LPTXTO 0x0230 - -/* DSI General Registers */ -#define DSIERRCNT 0x0300 - -/* DSI Application Layer Registers */ -#define APLCTRL 0x0400 -#define RDPKTLN 0x0404 - -/* Video Path Registers */ -#define VPCTRL 0x0450 -#define HTIM1 0x0454 -#define HTIM2 0x0458 -#define VTIM1 0x045C -#define VTIM2 0x0460 -#define VFUEN 0x0464 - -/* LVDS Registers */ -#define LVMX0003 0x0480 -#define LVMX0407 0x0484 -#define LVMX0811 0x0488 -#define LVMX1215 0x048C -#define LVMX1619 0x0490 -#define LVMX2023 0x0494 -#define LVMX2427 0x0498 -#define LVCFG 0x049C -#define LVPHY0 0x04A0 -#define LVPHY1 0x04A4 - -/* System Registers */ -#define SYSSTAT 0x0500 -#define SYSRST 0x0504 - -/* GPIO Registers */ -/*#define GPIOC 0x0520*/ -#define GPIOO 0x0524 -#define GPIOI 0x0528 - -/* I2C Registers */ -#define I2CTIMCTRL 0x0540 -#define I2CMADDR 0x0544 -#define WDATAQ 0x0548 -#define RDATAQ 0x054C - -/* Chip/Rev Registers */ -#define IDREG 0x0580 - -/* Debug Registers */ -#define DEBUG00 0x05A0 -#define DEBUG01 0x05A4 - -/* Panel CABC registers */ -#define PANEL_PWM_CONTROL 0x90 -#define PANEL_FREQ_DIVIDER_HI 0x91 -#define PANEL_FREQ_DIVIDER_LO 0x92 -#define PANEL_DUTY_CONTROL 0x93 -#define PANEL_MODIFY_RGB 0x94 -#define PANEL_FRAMERATE_CONTROL 0x96 -#define PANEL_PWM_MIN 0x97 -#define PANEL_PWM_REF 0x98 -#define PANEL_PWM_MAX 0x99 -#define PANEL_ALLOW_DISTORT 0x9A -#define PANEL_BYPASS_PWMI 0x9B - -/* Panel color management registers */ -#define PANEL_CM_ENABLE 0x700 -#define PANEL_CM_HUE 0x701 -#define PANEL_CM_SATURATION 0x702 -#define PANEL_CM_INTENSITY 0x703 -#define PANEL_CM_BRIGHTNESS 0x704 -#define PANEL_CM_CE_ENABLE 0x705 -#define PANEL_CM_PEAK_EN 0x710 -#define PANEL_CM_GAIN 0x711 -#define PANEL_CM_HUETABLE_START 0x730 -#define PANEL_CM_HUETABLE_END 0x747 /* inclusive */ - -/* Input muxing for registers LVMX0003...LVMX2427 */ -enum { - INPUT_R0, /* 0 */ - INPUT_R1, - INPUT_R2, - INPUT_R3, - INPUT_R4, - INPUT_R5, - INPUT_R6, - INPUT_R7, - INPUT_G0, /* 8 */ - INPUT_G1, - INPUT_G2, - INPUT_G3, - INPUT_G4, - INPUT_G5, - INPUT_G6, - INPUT_G7, - INPUT_B0, /* 16 */ - INPUT_B1, - INPUT_B2, - INPUT_B3, - INPUT_B4, - INPUT_B5, - INPUT_B6, - INPUT_B7, - INPUT_HSYNC, /* 24 */ - INPUT_VSYNC, - INPUT_DE, - LOGIC_0, - /* 28...31 undefined */ -}; - -#define INPUT_MUX(lvmx03, lvmx02, lvmx01, lvmx00) \ - (FLD_VAL(lvmx03, 29, 24) | FLD_VAL(lvmx02, 20, 16) | \ - FLD_VAL(lvmx01, 12, 8) | FLD_VAL(lvmx00, 4, 0)) - -/** - * tc35876x_regw - Write DSI-LVDS bridge register using I2C - * @client: struct i2c_client to use - * @reg: register address - * @value: value to write - * - * Returns 0 on success, or a negative error value. - */ -static int tc35876x_regw(struct i2c_client *client, u16 reg, u32 value) -{ - int r; - u8 tx_data[] = { - /* NOTE: Register address big-endian, data little-endian. */ - (reg >> 8) & 0xff, - reg & 0xff, - value & 0xff, - (value >> 8) & 0xff, - (value >> 16) & 0xff, - (value >> 24) & 0xff, - }; - struct i2c_msg msgs[] = { - { - .addr = client->addr, - .flags = 0, - .buf = tx_data, - .len = ARRAY_SIZE(tx_data), - }, - }; - - r = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); - if (r < 0) { - dev_err(&client->dev, "%s: reg 0x%04x val 0x%08x error %d\n", - __func__, reg, value, r); - return r; - } - - if (r < ARRAY_SIZE(msgs)) { - dev_err(&client->dev, "%s: reg 0x%04x val 0x%08x msgs %d\n", - __func__, reg, value, r); - return -EAGAIN; - } - - dev_dbg(&client->dev, "%s: reg 0x%04x val 0x%08x\n", - __func__, reg, value); - - return 0; -} - -/** - * tc35876x_regr - Read DSI-LVDS bridge register using I2C - * @client: struct i2c_client to use - * @reg: register address - * @value: pointer for storing the value - * - * Returns 0 on success, or a negative error value. - */ -static int tc35876x_regr(struct i2c_client *client, u16 reg, u32 *value) -{ - int r; - u8 tx_data[] = { - (reg >> 8) & 0xff, - reg & 0xff, - }; - u8 rx_data[4]; - struct i2c_msg msgs[] = { - { - .addr = client->addr, - .flags = 0, - .buf = tx_data, - .len = ARRAY_SIZE(tx_data), - }, - { - .addr = client->addr, - .flags = I2C_M_RD, - .buf = rx_data, - .len = ARRAY_SIZE(rx_data), - }, - }; - - r = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs)); - if (r < 0) { - dev_err(&client->dev, "%s: reg 0x%04x error %d\n", __func__, - reg, r); - return r; - } - - if (r < ARRAY_SIZE(msgs)) { - dev_err(&client->dev, "%s: reg 0x%04x msgs %d\n", __func__, - reg, r); - return -EAGAIN; - } - - *value = rx_data[0] << 24 | rx_data[1] << 16 | - rx_data[2] << 8 | rx_data[3]; - - dev_dbg(&client->dev, "%s: reg 0x%04x value 0x%08x\n", __func__, - reg, *value); - - return 0; -} - -void tc35876x_set_bridge_reset_state(struct drm_device *dev, int state) -{ - if (WARN(!tc35876x_client, "%s called before probe", __func__)) - return; - - dev_dbg(&tc35876x_client->dev, "%s: state %d\n", __func__, state); - - if (!bridge_reset) - return; - - if (state) { - gpiod_set_value_cansleep(bridge_reset, 0); - mdelay(10); - } else { - /* Pull MIPI Bridge reset pin to Low */ - gpiod_set_value_cansleep(bridge_reset, 0); - mdelay(20); - /* Pull MIPI Bridge reset pin to High */ - gpiod_set_value_cansleep(bridge_reset, 1); - mdelay(40); - } -} - -void tc35876x_configure_lvds_bridge(struct drm_device *dev) -{ - struct i2c_client *i2c = tc35876x_client; - u32 ppi_lptxtimecnt; - u32 txtagocnt; - u32 txtasurecnt; - u32 id; - - if (WARN(!tc35876x_client, "%s called before probe", __func__)) - return; - - dev_dbg(&tc35876x_client->dev, "%s\n", __func__); - - if (!tc35876x_regr(i2c, IDREG, &id)) - dev_info(&tc35876x_client->dev, "tc35876x ID 0x%08x\n", id); - else - dev_err(&tc35876x_client->dev, "Cannot read ID\n"); - - ppi_lptxtimecnt = 4; - txtagocnt = (5 * ppi_lptxtimecnt - 3) / 4; - txtasurecnt = 3 * ppi_lptxtimecnt / 2; - tc35876x_regw(i2c, PPI_TX_RX_TA, FLD_VAL(txtagocnt, 26, 16) | - FLD_VAL(txtasurecnt, 10, 0)); - tc35876x_regw(i2c, PPI_LPTXTIMECNT, FLD_VAL(ppi_lptxtimecnt, 10, 0)); - - tc35876x_regw(i2c, PPI_D0S_CLRSIPOCOUNT, FLD_VAL(1, 5, 0)); - tc35876x_regw(i2c, PPI_D1S_CLRSIPOCOUNT, FLD_VAL(1, 5, 0)); - tc35876x_regw(i2c, PPI_D2S_CLRSIPOCOUNT, FLD_VAL(1, 5, 0)); - tc35876x_regw(i2c, PPI_D3S_CLRSIPOCOUNT, FLD_VAL(1, 5, 0)); - - /* Enabling MIPI & PPI lanes, Enable 4 lanes */ - tc35876x_regw(i2c, PPI_LANEENABLE, - BIT(4) | BIT(3) | BIT(2) | BIT(1) | BIT(0)); - tc35876x_regw(i2c, DSI_LANEENABLE, - BIT(4) | BIT(3) | BIT(2) | BIT(1) | BIT(0)); - tc35876x_regw(i2c, PPI_STARTPPI, BIT(0)); - tc35876x_regw(i2c, DSI_STARTDSI, BIT(0)); - - /* Setting LVDS output frequency */ - tc35876x_regw(i2c, LVPHY0, FLD_VAL(1, 20, 16) | - FLD_VAL(2, 15, 14) | FLD_VAL(6, 4, 0)); /* 0x00048006 */ - - /* Setting video panel control register,0x00000120 VTGen=ON ?!?!? */ - tc35876x_regw(i2c, VPCTRL, BIT(8) | BIT(5)); - - /* Horizontal back porch and horizontal pulse width. 0x00280028 */ - tc35876x_regw(i2c, HTIM1, FLD_VAL(40, 24, 16) | FLD_VAL(40, 8, 0)); - - /* Horizontal front porch and horizontal active video size. 0x00500500*/ - tc35876x_regw(i2c, HTIM2, FLD_VAL(80, 24, 16) | FLD_VAL(1280, 10, 0)); - - /* Vertical back porch and vertical sync pulse width. 0x000e000a */ - tc35876x_regw(i2c, VTIM1, FLD_VAL(14, 23, 16) | FLD_VAL(10, 7, 0)); - - /* Vertical front porch and vertical display size. 0x000e0320 */ - tc35876x_regw(i2c, VTIM2, FLD_VAL(14, 23, 16) | FLD_VAL(800, 10, 0)); - - /* Set above HTIM1, HTIM2, VTIM1, and VTIM2 at next VSYNC. */ - tc35876x_regw(i2c, VFUEN, BIT(0)); - - /* Soft reset LCD controller. */ - tc35876x_regw(i2c, SYSRST, BIT(2)); - - /* LVDS-TX input muxing */ - tc35876x_regw(i2c, LVMX0003, - INPUT_MUX(INPUT_R5, INPUT_R4, INPUT_R3, INPUT_R2)); - tc35876x_regw(i2c, LVMX0407, - INPUT_MUX(INPUT_G2, INPUT_R7, INPUT_R1, INPUT_R6)); - tc35876x_regw(i2c, LVMX0811, - INPUT_MUX(INPUT_G1, INPUT_G0, INPUT_G4, INPUT_G3)); - tc35876x_regw(i2c, LVMX1215, - INPUT_MUX(INPUT_B2, INPUT_G7, INPUT_G6, INPUT_G5)); - tc35876x_regw(i2c, LVMX1619, - INPUT_MUX(INPUT_B4, INPUT_B3, INPUT_B1, INPUT_B0)); - tc35876x_regw(i2c, LVMX2023, - INPUT_MUX(LOGIC_0, INPUT_B7, INPUT_B6, INPUT_B5)); - tc35876x_regw(i2c, LVMX2427, - INPUT_MUX(INPUT_R0, INPUT_DE, INPUT_VSYNC, INPUT_HSYNC)); - - /* Enable LVDS transmitter. */ - tc35876x_regw(i2c, LVCFG, BIT(0)); - - /* Clear notifications. Don't write reserved bits. Was write 0xffffffff - * to 0x0288, must be in error?! */ - tc35876x_regw(i2c, DSI_INTCLR, FLD_MASK(31, 30) | FLD_MASK(22, 0)); -} - -#define GPIOPWMCTRL 0x38F -#define PWM0CLKDIV0 0x62 /* low byte */ -#define PWM0CLKDIV1 0x61 /* high byte */ - -#define SYSTEMCLK 19200000UL /* 19.2 MHz */ -#define PWM_FREQUENCY 9600 /* Hz */ - -/* f = baseclk / (clkdiv + 1) => clkdiv = (baseclk - f) / f */ -static inline u16 calc_clkdiv(unsigned long baseclk, unsigned int f) -{ - return (baseclk - f) / f; -} - -static void tc35876x_brightness_init(struct drm_device *dev) -{ - int ret; - u8 pwmctrl; - u16 clkdiv; - - /* Make sure the PWM reference is the 19.2 MHz system clock. Read first - * instead of setting directly to catch potential conflicts between PWM - * users. */ - ret = intel_scu_ipc_ioread8(GPIOPWMCTRL, &pwmctrl); - if (ret || pwmctrl != 0x01) { - if (ret) - dev_err(dev->dev, "GPIOPWMCTRL read failed\n"); - else - dev_warn(dev->dev, "GPIOPWMCTRL was not set to system clock (pwmctrl = 0x%02x)\n", pwmctrl); - - ret = intel_scu_ipc_iowrite8(GPIOPWMCTRL, 0x01); - if (ret) - dev_err(dev->dev, "GPIOPWMCTRL set failed\n"); - } - - clkdiv = calc_clkdiv(SYSTEMCLK, PWM_FREQUENCY); - - ret = intel_scu_ipc_iowrite8(PWM0CLKDIV1, (clkdiv >> 8) & 0xff); - if (!ret) - ret = intel_scu_ipc_iowrite8(PWM0CLKDIV0, clkdiv & 0xff); - - if (ret) - dev_err(dev->dev, "PWM0CLKDIV set failed\n"); - else - dev_dbg(dev->dev, "PWM0CLKDIV set to 0x%04x (%d Hz)\n", - clkdiv, PWM_FREQUENCY); -} - -#define PWM0DUTYCYCLE 0x67 - -void tc35876x_brightness_control(struct drm_device *dev, int level) -{ - int ret; - u8 duty_val; - u8 panel_duty_val; - - level = clamp(level, 0, MDFLD_DSI_BRIGHTNESS_MAX_LEVEL); - - /* PWM duty cycle 0x00...0x63 corresponds to 0...99% */ - duty_val = level * 0x63 / MDFLD_DSI_BRIGHTNESS_MAX_LEVEL; - - /* I won't pretend to understand this formula. The panel spec is quite - * bad engrish. - */ - panel_duty_val = (2 * level - 100) * 0xA9 / - MDFLD_DSI_BRIGHTNESS_MAX_LEVEL + 0x56; - - ret = intel_scu_ipc_iowrite8(PWM0DUTYCYCLE, duty_val); - if (ret) - dev_err(&tc35876x_client->dev, "%s: ipc write fail\n", - __func__); - - if (cmi_lcd_i2c_client) { - ret = i2c_smbus_write_byte_data(cmi_lcd_i2c_client, - PANEL_PWM_MAX, panel_duty_val); - if (ret < 0) - dev_err(&cmi_lcd_i2c_client->dev, "%s: i2c write failed\n", - __func__); - } -} - -void tc35876x_toshiba_bridge_panel_off(struct drm_device *dev) -{ - if (WARN(!tc35876x_client, "%s called before probe", __func__)) - return; - - dev_dbg(&tc35876x_client->dev, "%s\n", __func__); - - if (bridge_bl_enable) - gpiod_set_value_cansleep(bridge_bl_enable, 0); - - if (backlight_voltage) - gpiod_set_value_cansleep(backlight_voltage, 0); -} - -void tc35876x_toshiba_bridge_panel_on(struct drm_device *dev) -{ - struct drm_psb_private *dev_priv = dev->dev_private; - - if (WARN(!tc35876x_client, "%s called before probe", __func__)) - return; - - dev_dbg(&tc35876x_client->dev, "%s\n", __func__); - - if (backlight_voltage) { - gpiod_set_value_cansleep(backlight_voltage, 1); - msleep(260); - } - - if (cmi_lcd_i2c_client) { - int ret; - dev_dbg(&cmi_lcd_i2c_client->dev, "setting TCON\n"); - /* Bit 4 is average_saving. Setting it to 1, the brightness is - * referenced to the average of the frame content. 0 means - * reference to the maximum of frame contents. Bits 3:0 are - * allow_distort. When set to a nonzero value, all color values - * between 255-allow_distort*2 and 255 are mapped to the - * 255-allow_distort*2 value. - */ - ret = i2c_smbus_write_byte_data(cmi_lcd_i2c_client, - PANEL_ALLOW_DISTORT, 0x10); - if (ret < 0) - dev_err(&cmi_lcd_i2c_client->dev, - "i2c write failed (%d)\n", ret); - ret = i2c_smbus_write_byte_data(cmi_lcd_i2c_client, - PANEL_BYPASS_PWMI, 0); - if (ret < 0) - dev_err(&cmi_lcd_i2c_client->dev, - "i2c write failed (%d)\n", ret); - /* Set minimum brightness value - this is tunable */ - ret = i2c_smbus_write_byte_data(cmi_lcd_i2c_client, - PANEL_PWM_MIN, 0x35); - if (ret < 0) - dev_err(&cmi_lcd_i2c_client->dev, - "i2c write failed (%d)\n", ret); - } - - if (bridge_bl_enable) - gpiod_set_value_cansleep(bridge_bl_enable, 1); - - tc35876x_brightness_control(dev, dev_priv->brightness_adjusted); -} - -static struct drm_display_mode *tc35876x_get_config_mode(struct drm_device *dev) -{ - struct drm_display_mode *mode; - - dev_dbg(dev->dev, "%s\n", __func__); - - mode = kzalloc(sizeof(*mode), GFP_KERNEL); - if (!mode) - return NULL; - - /* FIXME: do this properly. */ - mode->hdisplay = 1280; - mode->vdisplay = 800; - mode->hsync_start = 1360; - mode->hsync_end = 1400; - mode->htotal = 1440; - mode->vsync_start = 814; - mode->vsync_end = 824; - mode->vtotal = 838; - mode->clock = 33324 << 1; - - dev_info(dev->dev, "hdisplay(w) = %d\n", mode->hdisplay); - dev_info(dev->dev, "vdisplay(h) = %d\n", mode->vdisplay); - dev_info(dev->dev, "HSS = %d\n", mode->hsync_start); - dev_info(dev->dev, "HSE = %d\n", mode->hsync_end); - dev_info(dev->dev, "htotal = %d\n", mode->htotal); - dev_info(dev->dev, "VSS = %d\n", mode->vsync_start); - dev_info(dev->dev, "VSE = %d\n", mode->vsync_end); - dev_info(dev->dev, "vtotal = %d\n", mode->vtotal); - dev_info(dev->dev, "clock = %d\n", mode->clock); - - drm_mode_set_name(mode); - drm_mode_set_crtcinfo(mode, 0); - - mode->type |= DRM_MODE_TYPE_PREFERRED; - - return mode; -} - -/* DV1 Active area 216.96 x 135.6 mm */ -#define DV1_PANEL_WIDTH 217 -#define DV1_PANEL_HEIGHT 136 - -static int tc35876x_get_panel_info(struct drm_device *dev, int pipe, - struct panel_info *pi) -{ - if (!dev || !pi) - return -EINVAL; - - pi->width_mm = DV1_PANEL_WIDTH; - pi->height_mm = DV1_PANEL_HEIGHT; - - return 0; -} - -static int tc35876x_bridge_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - dev_info(&client->dev, "%s\n", __func__); - - if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { - dev_err(&client->dev, "%s: i2c_check_functionality() failed\n", - __func__); - return -ENODEV; - } - - bridge_reset = devm_gpiod_get_optional(&client->dev, "bridge-reset", GPIOD_OUT_LOW); - if (IS_ERR(bridge_reset)) - return PTR_ERR(bridge_reset); - if (bridge_reset) - gpiod_set_consumer_name(bridge_reset, "tc35876x bridge reset"); - - bridge_bl_enable = devm_gpiod_get_optional(&client->dev, "bl-en", GPIOD_OUT_LOW); - if (IS_ERR(bridge_bl_enable)) - return PTR_ERR(bridge_bl_enable); - if (bridge_bl_enable) - gpiod_set_consumer_name(bridge_bl_enable, "tc35876x panel bl en"); - - backlight_voltage = devm_gpiod_get_optional(&client->dev, "vadd", GPIOD_OUT_LOW); - if (IS_ERR(backlight_voltage)) - return PTR_ERR(backlight_voltage); - if (backlight_voltage) - gpiod_set_consumer_name(backlight_voltage, "tc35876x panel vadd"); - - tc35876x_client = client; - - return 0; -} - -static int tc35876x_bridge_remove(struct i2c_client *client) -{ - dev_dbg(&client->dev, "%s\n", __func__); - - tc35876x_client = NULL; - - return 0; -} - -static const struct i2c_device_id tc35876x_bridge_id[] = { - { "i2c_disp_brig", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, tc35876x_bridge_id); - -static struct i2c_driver tc35876x_bridge_i2c_driver = { - .driver = { - .name = "i2c_disp_brig", - }, - .id_table = tc35876x_bridge_id, - .probe = tc35876x_bridge_probe, - .remove = tc35876x_bridge_remove, -}; - -/* LCD panel I2C */ -static int cmi_lcd_i2c_probe(struct i2c_client *client, - const struct i2c_device_id *id) -{ - dev_info(&client->dev, "%s\n", __func__); - - if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { - dev_err(&client->dev, "%s: i2c_check_functionality() failed\n", - __func__); - return -ENODEV; - } - - cmi_lcd_i2c_client = client; - - return 0; -} - -static int cmi_lcd_i2c_remove(struct i2c_client *client) -{ - dev_dbg(&client->dev, "%s\n", __func__); - - cmi_lcd_i2c_client = NULL; - - return 0; -} - -static const struct i2c_device_id cmi_lcd_i2c_id[] = { - { "cmi-lcd", 0 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, cmi_lcd_i2c_id); - -static struct i2c_driver cmi_lcd_i2c_driver = { - .driver = { - .name = "cmi-lcd", - }, - .id_table = cmi_lcd_i2c_id, - .probe = cmi_lcd_i2c_probe, - .remove = cmi_lcd_i2c_remove, -}; - -/* HACK to create I2C device while it's not created by platform code */ -#define CMI_LCD_I2C_ADAPTER 2 -#define CMI_LCD_I2C_ADDR 0x60 - -static int cmi_lcd_hack_create_device(void) -{ - struct i2c_adapter *adapter; - struct i2c_client *client; - struct i2c_board_info info = { - .type = "cmi-lcd", - .addr = CMI_LCD_I2C_ADDR, - }; - - pr_debug("%s\n", __func__); - - adapter = i2c_get_adapter(CMI_LCD_I2C_ADAPTER); - if (!adapter) { - pr_err("%s: i2c_get_adapter(%d) failed\n", __func__, - CMI_LCD_I2C_ADAPTER); - return -EINVAL; - } - - client = i2c_new_client_device(adapter, &info); - if (IS_ERR(client)) { - pr_err("%s: creating I2C device failed\n", __func__); - i2c_put_adapter(adapter); - return PTR_ERR(client); - } - - return 0; -} - -static const struct drm_encoder_helper_funcs tc35876x_encoder_helper_funcs = { - .dpms = mdfld_dsi_dpi_dpms, - .mode_fixup = mdfld_dsi_dpi_mode_fixup, - .prepare = mdfld_dsi_dpi_prepare, - .mode_set = mdfld_dsi_dpi_mode_set, - .commit = mdfld_dsi_dpi_commit, -}; - -const struct panel_funcs mdfld_tc35876x_funcs = { - .encoder_helper_funcs = &tc35876x_encoder_helper_funcs, - .get_config_mode = tc35876x_get_config_mode, - .get_panel_info = tc35876x_get_panel_info, -}; - -void tc35876x_init(struct drm_device *dev) -{ - int r; - - dev_dbg(dev->dev, "%s\n", __func__); - - cmi_lcd_hack_create_device(); - - r = i2c_add_driver(&cmi_lcd_i2c_driver); - if (r < 0) - dev_err(dev->dev, - "%s: i2c_add_driver() for %s failed (%d)\n", - __func__, cmi_lcd_i2c_driver.driver.name, r); - - r = i2c_add_driver(&tc35876x_bridge_i2c_driver); - if (r < 0) - dev_err(dev->dev, - "%s: i2c_add_driver() for %s failed (%d)\n", - __func__, tc35876x_bridge_i2c_driver.driver.name, r); - - tc35876x_brightness_init(dev); -} - -void tc35876x_exit(void) -{ - pr_debug("%s\n", __func__); - - i2c_del_driver(&tc35876x_bridge_i2c_driver); - - if (cmi_lcd_i2c_client) - i2c_del_driver(&cmi_lcd_i2c_driver); -} diff --git a/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.h b/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.h deleted file mode 100644 index b14b7f9e7d1e..000000000000 --- a/drivers/gpu/drm/gma500/tc35876x-dsi-lvds.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Copyright © 2011 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - */ - -#ifndef __MDFLD_DSI_LVDS_BRIDGE_H__ -#define __MDFLD_DSI_LVDS_BRIDGE_H__ - -void tc35876x_set_bridge_reset_state(struct drm_device *dev, int state); -void tc35876x_configure_lvds_bridge(struct drm_device *dev); -void tc35876x_brightness_control(struct drm_device *dev, int level); -void tc35876x_toshiba_bridge_panel_off(struct drm_device *dev); -void tc35876x_toshiba_bridge_panel_on(struct drm_device *dev); -void tc35876x_init(struct drm_device *dev); -void tc35876x_exit(void); - -extern const struct panel_funcs mdfld_tc35876x_funcs; - -#endif /*__MDFLD_DSI_LVDS_BRIDGE_H__*/