The OOT had a fork of adv7535 with some changes for it to work with a failing EDID retrival I/O.
Get rid of it, as we'll be using the upstream driver.
Signed-off-by: Mauro Carvalho Chehab mchehab+huawei@kernel.org --- drivers/staging/hikey9xx/gpu/hdmi/adv7535.c | 1678 ----------------- drivers/staging/hikey9xx/gpu/hdmi/adv7535.h | 351 ---- .../staging/hikey9xx/gpu/hdmi/adv7535_audio.c | 313 --- 3 files changed, 2342 deletions(-) delete mode 100644 drivers/staging/hikey9xx/gpu/hdmi/adv7535.c delete mode 100644 drivers/staging/hikey9xx/gpu/hdmi/adv7535.h delete mode 100644 drivers/staging/hikey9xx/gpu/hdmi/adv7535_audio.c
diff --git a/drivers/staging/hikey9xx/gpu/hdmi/adv7535.c b/drivers/staging/hikey9xx/gpu/hdmi/adv7535.c deleted file mode 100644 index 04c1e7b9ca8e..000000000000 --- a/drivers/staging/hikey9xx/gpu/hdmi/adv7535.c +++ /dev/null @@ -1,1678 +0,0 @@ -/* - * Analog Devices ADV7511 HDMI transmitter driver - * - * Copyright 2012 Analog Devices Inc. - * - * Licensed under the GPL-2. - */ - -#include <linux/device.h> -#include <linux/gpio/consumer.h> -#include <linux/i2c.h> -#include <linux/module.h> -#include <linux/regmap.h> -#include <linux/slab.h> -#include <linux/of_graph.h> - -#include <drm/drmP.h> -#include <drm/drm_crtc_helper.h> -#include <drm/drm_edid.h> -#include <drm/drm_encoder_slave.h> -#include <drm/drm_atomic.h> -#include <drm/drm_atomic_helper.h> -#include <drm/drm_mipi_dsi.h> - -#include <linux/regulator/consumer.h> -#include <linux/regulator/driver.h> -#include <linux/regulator/machine.h> - -#include "adv7535.h" - -//#define HPD_ENABLE 1 -#define HPD_ENABLE 0 -//#define TEST_COLORBAR_DISPLAY -#ifdef CONFIG_HDMI_ADV7511_AUDIO -extern int adv7511_audio_init(struct device *dev); -#endif -static struct adv7511 *encoder_to_adv7511(struct drm_encoder *encoder) -{ - return to_encoder_slave(encoder)->slave_priv; -} - -/* ADI recommended values for proper operation. */ -static const struct reg_sequence adv7511_fixed_registers[] = { - { 0x98, 0x03 }, - { 0x9a, 0xe0 }, - { 0x9c, 0x30 }, - { 0x9d, 0x61 }, - { 0xa2, 0xa4 }, - { 0xa3, 0xa4 }, - { 0xe0, 0xd0 }, - { 0xf9, 0x00 }, - { 0x55, 0x02 }, -}; - -/* ADI recommended values for proper operation. */ -static const struct reg_sequence adv7533_fixed_registers[] = { - { 0x16, 0x20 }, - { 0x9a, 0xe0 }, - { 0xba, 0x70 }, - { 0xde, 0x82 }, - { 0xe4, 0x40 }, - { 0xe5, 0x80 }, -}; - -static const struct reg_sequence adv7533_cec_fixed_registers[] = { - { 0x15, 0xd0 }, - { 0x17, 0xd0 }, - { 0x24, 0x20 }, - { 0x57, 0x11 }, - { 0x05, 0xc8 }, -}; - -/* ----------------------------------------------------------------------------- - * Register access - */ - -static const uint8_t adv7511_register_defaults[] = { - 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 00 */ - 0x00, 0x00, 0x01, 0x0e, 0xbc, 0x18, 0x01, 0x13, - 0x25, 0x37, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 10 */ - 0x46, 0x62, 0x04, 0xa8, 0x00, 0x00, 0x1c, 0x84, - 0x1c, 0xbf, 0x04, 0xa8, 0x1e, 0x70, 0x02, 0x1e, /* 20 */ - 0x00, 0x00, 0x04, 0xa8, 0x08, 0x12, 0x1b, 0xac, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 30 */ - 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0xb0, - 0x00, 0x50, 0x90, 0x7e, 0x79, 0x70, 0x00, 0x00, /* 40 */ - 0x00, 0xa8, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x02, 0x0d, 0x00, 0x00, 0x00, 0x00, /* 50 */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 60 */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x01, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 70 */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* 80 */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00, /* 90 */ - 0x0b, 0x02, 0x00, 0x18, 0x5a, 0x60, 0x00, 0x00, - 0x00, 0x00, 0x80, 0x80, 0x08, 0x04, 0x00, 0x00, /* a0 */ - 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x40, 0x14, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* b0 */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* c0 */ - 0x00, 0x03, 0x00, 0x00, 0x02, 0x00, 0x01, 0x04, - 0x30, 0xff, 0x80, 0x80, 0x80, 0x00, 0x00, 0x00, /* d0 */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x01, - 0x80, 0x75, 0x00, 0x00, 0x60, 0x00, 0x00, 0x00, /* e0 */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x75, 0x11, 0x00, /* f0 */ - 0x00, 0x7c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -}; - -static bool adv7511_register_volatile(struct device *dev, unsigned int reg) -{ - switch (reg) { - case ADV7511_REG_CHIP_REVISION: - case ADV7511_REG_SPDIF_FREQ: - case ADV7511_REG_CTS_AUTOMATIC1: - case ADV7511_REG_CTS_AUTOMATIC2: - case ADV7511_REG_VIC_DETECTED: - case ADV7511_REG_VIC_SEND: - case ADV7511_REG_AUX_VIC_DETECTED: - case ADV7511_REG_STATUS: - case ADV7511_REG_GC(1): - case ADV7511_REG_INT(0): - case ADV7511_REG_INT(1): - case ADV7511_REG_PLL_STATUS: - case ADV7511_REG_AN(0): - case ADV7511_REG_AN(1): - case ADV7511_REG_AN(2): - case ADV7511_REG_AN(3): - case ADV7511_REG_AN(4): - case ADV7511_REG_AN(5): - case ADV7511_REG_AN(6): - case ADV7511_REG_AN(7): - case ADV7511_REG_HDCP_STATUS: - case ADV7511_REG_BCAPS: - case ADV7511_REG_BKSV(0): - case ADV7511_REG_BKSV(1): - case ADV7511_REG_BKSV(2): - case ADV7511_REG_BKSV(3): - case ADV7511_REG_BKSV(4): - case ADV7511_REG_DDC_STATUS: - case ADV7511_REG_BSTATUS(0): - case ADV7511_REG_BSTATUS(1): - case ADV7511_REG_CHIP_ID_HIGH: - case ADV7511_REG_CHIP_ID_LOW: - return true; - } - - return false; -} - -static const struct regmap_config adv7511_regmap_config = { - .reg_bits = 8, - .val_bits = 8, - - .max_register = 0xff, - .cache_type = REGCACHE_RBTREE, - .reg_defaults_raw = adv7511_register_defaults, - .num_reg_defaults_raw = ARRAY_SIZE(adv7511_register_defaults), - - .volatile_reg = adv7511_register_volatile, -}; - -static const struct regmap_config adv7533_cec_regmap_config = { - .reg_bits = 8, - .val_bits = 8, - - .max_register = 0xff, - .cache_type = REGCACHE_RBTREE, -}; - -static const struct regmap_config adv7533_packet_regmap_config = { - .reg_bits = 8, - .val_bits = 8, - - .max_register = 0xff, - .cache_type = REGCACHE_RBTREE, -}; - - -/* ----------------------------------------------------------------------------- - * Hardware configuration - */ - -static void adv7511_set_colormap(struct adv7511 *adv7511, bool enable, - const uint16_t *coeff, - unsigned int scaling_factor) -{ - unsigned int i; - - regmap_update_bits(adv7511->regmap, ADV7511_REG_CSC_UPPER(1), - ADV7511_CSC_UPDATE_MODE, ADV7511_CSC_UPDATE_MODE); - - if (enable) { - for (i = 0; i < 12; ++i) { - regmap_update_bits(adv7511->regmap, - ADV7511_REG_CSC_UPPER(i), - 0x1f, coeff[i] >> 8); - regmap_write(adv7511->regmap, - ADV7511_REG_CSC_LOWER(i), - coeff[i] & 0xff); - } - } - - if (enable) - regmap_update_bits(adv7511->regmap, ADV7511_REG_CSC_UPPER(0), - 0xe0, 0x80 | (scaling_factor << 5)); - else - regmap_update_bits(adv7511->regmap, ADV7511_REG_CSC_UPPER(0), - 0x80, 0x00); - - regmap_update_bits(adv7511->regmap, ADV7511_REG_CSC_UPPER(1), - ADV7511_CSC_UPDATE_MODE, 0); -} - -int adv7511_packet_enable(struct adv7511 *adv7511, unsigned int packet) -{ - if (packet & 0xff) - regmap_update_bits(adv7511->regmap, ADV7511_REG_PACKET_ENABLE0, - packet, 0xff); - - if (packet & 0xff00) { - packet >>= 8; - regmap_update_bits(adv7511->regmap, ADV7511_REG_PACKET_ENABLE1, - packet, 0xff); - } - - return 0; -} - -int adv7511_packet_disable(struct adv7511 *adv7511, unsigned int packet) -{ - if (packet & 0xff) - regmap_update_bits(adv7511->regmap, ADV7511_REG_PACKET_ENABLE0, - packet, 0x00); - - if (packet & 0xff00) { - packet >>= 8; - regmap_update_bits(adv7511->regmap, ADV7511_REG_PACKET_ENABLE1, - packet, 0x00); - } - - return 0; -} - -/* Coefficients for adv7511 color space conversion */ -static const uint16_t adv7511_csc_ycbcr_to_rgb[] = { - 0x0734, 0x04ad, 0x0000, 0x1c1b, - 0x1ddc, 0x04ad, 0x1f24, 0x0135, - 0x0000, 0x04ad, 0x087c, 0x1b77, -}; - -static void adv7511_set_config_csc(struct adv7511 *adv7511, - struct drm_connector *connector, - bool rgb) -{ - struct adv7511_video_config config; - bool output_format_422, output_format_ycbcr; - unsigned int mode; - uint8_t infoframe[17]; - - if (adv7511->edid) - config.hdmi_mode = drm_detect_hdmi_monitor(adv7511->edid); - else - config.hdmi_mode = false; - - hdmi_avi_infoframe_init(&config.avi_infoframe); - - config.avi_infoframe.scan_mode = HDMI_SCAN_MODE_UNDERSCAN; - - if (rgb) { - config.csc_enable = false; - config.avi_infoframe.colorspace = HDMI_COLORSPACE_RGB; - } else { - config.csc_scaling_factor = ADV7511_CSC_SCALING_4; - config.csc_coefficents = adv7511_csc_ycbcr_to_rgb; - - if ((connector->display_info.color_formats & - DRM_COLOR_FORMAT_YCRCB422) && - config.hdmi_mode) { - config.csc_enable = false; - config.avi_infoframe.colorspace = - HDMI_COLORSPACE_YUV422; - } else { - config.csc_enable = true; - config.avi_infoframe.colorspace = HDMI_COLORSPACE_RGB; - } - } - - if (config.hdmi_mode) { - mode = ADV7511_HDMI_CFG_MODE_HDMI; - - switch (config.avi_infoframe.colorspace) { - case HDMI_COLORSPACE_YUV444: - output_format_422 = false; - output_format_ycbcr = true; - break; - case HDMI_COLORSPACE_YUV422: - output_format_422 = true; - output_format_ycbcr = true; - break; - default: - output_format_422 = false; - output_format_ycbcr = false; - break; - } - } else { - mode = ADV7511_HDMI_CFG_MODE_DVI; - output_format_422 = false; - output_format_ycbcr = false; - } - - adv7511_packet_disable(adv7511, ADV7511_PACKET_ENABLE_AVI_INFOFRAME); - - adv7511_set_colormap(adv7511, config.csc_enable, - config.csc_coefficents, - config.csc_scaling_factor); - - regmap_update_bits(adv7511->regmap, ADV7511_REG_VIDEO_INPUT_CFG1, 0x81, - (output_format_422 << 7) | output_format_ycbcr); - - regmap_update_bits(adv7511->regmap, ADV7511_REG_HDCP_HDMI_CFG, - ADV7511_HDMI_CFG_MODE_MASK, mode); - - hdmi_avi_infoframe_pack(&config.avi_infoframe, infoframe, - sizeof(infoframe)); - - /* The AVI infoframe id is not configurable */ - regmap_bulk_write(adv7511->regmap, ADV7511_REG_AVI_INFOFRAME_VERSION, - infoframe + 1, sizeof(infoframe) - 1); - - adv7511_packet_enable(adv7511, ADV7511_PACKET_ENABLE_AVI_INFOFRAME); -} - -static void adv7511_set_link_config(struct adv7511 *adv7511, - const struct adv7511_link_config *config) -{ - /* - * The input style values documented in the datasheet don't match the - * hardware register field values :-( - */ - static const unsigned int input_styles[4] = { 0, 2, 1, 3 }; - - unsigned int clock_delay; - unsigned int color_depth; - unsigned int input_id; - - clock_delay = (config->clock_delay + 1200) / 400; - color_depth = config->input_color_depth == 8 ? 3 - : (config->input_color_depth == 10 ? 1 : 2); - - /* TODO Support input ID 6 */ - if (config->input_colorspace != HDMI_COLORSPACE_YUV422) - input_id = config->input_clock == ADV7511_INPUT_CLOCK_DDR - ? 5 : 0; - else if (config->input_clock == ADV7511_INPUT_CLOCK_DDR) - input_id = config->embedded_sync ? 8 : 7; - else if (config->input_clock == ADV7511_INPUT_CLOCK_2X) - input_id = config->embedded_sync ? 4 : 3; - else - input_id = config->embedded_sync ? 2 : 1; - - regmap_update_bits(adv7511->regmap, ADV7511_REG_I2C_FREQ_ID_CFG, 0xf, - input_id); - regmap_update_bits(adv7511->regmap, ADV7511_REG_VIDEO_INPUT_CFG1, 0x7e, - (color_depth << 4) | - (input_styles[config->input_style] << 2)); - regmap_write(adv7511->regmap, ADV7511_REG_VIDEO_INPUT_CFG2, - config->input_justification << 3); - regmap_write(adv7511->regmap, ADV7511_REG_TIMING_GEN_SEQ, - config->sync_pulse << 2); - - regmap_write(adv7511->regmap, 0xba, clock_delay << 5); - - adv7511->embedded_sync = config->embedded_sync; - adv7511->hsync_polarity = config->hsync_polarity; - adv7511->vsync_polarity = config->vsync_polarity; - adv7511->rgb = config->input_colorspace == HDMI_COLORSPACE_RGB; -} - -static void adv7511_dsi_config_tgen(struct adv7511 *adv7511) -{ - struct drm_display_mode *mode = &adv7511->curr_mode; - u8 clock_div_by_lanes[] = { 6, 4, 3 }; /* 2, 3, 4 lanes */ - unsigned int hsw, hfp, hbp, vsw, vfp, vbp; - - hsw = mode->hsync_end - mode->hsync_start; - hfp = mode->hsync_start - mode->hdisplay; - hbp = mode->htotal - mode->hsync_end; - vsw = mode->vsync_end - mode->vsync_start; - vfp = mode->vsync_start - mode->vdisplay; - vbp = mode->vtotal - mode->vsync_end; - -#ifdef TEST_COLORBAR_DISPLAY - /* set pixel clock auto mode */ - regmap_write(adv7511->regmap_cec, 0x16, - 0x00); -#else - /* set pixel clock divider mode */ - regmap_write(adv7511->regmap_cec, 0x16, - clock_div_by_lanes[adv7511->num_dsi_lanes - 2] << 3); -#endif - - /* horizontal porch params */ - regmap_write(adv7511->regmap_cec, 0x28, mode->htotal >> 4); - regmap_write(adv7511->regmap_cec, 0x29, (mode->htotal << 4) & 0xff); - regmap_write(adv7511->regmap_cec, 0x2a, hsw >> 4); - regmap_write(adv7511->regmap_cec, 0x2b, (hsw << 4) & 0xff); - regmap_write(adv7511->regmap_cec, 0x2c, hfp >> 4); - regmap_write(adv7511->regmap_cec, 0x2d, (hfp << 4) & 0xff); - regmap_write(adv7511->regmap_cec, 0x2e, hbp >> 4); - regmap_write(adv7511->regmap_cec, 0x2f, (hbp << 4) & 0xff); - - /* vertical porch params */ - regmap_write(adv7511->regmap_cec, 0x30, mode->vtotal >> 4); - regmap_write(adv7511->regmap_cec, 0x31, (mode->vtotal << 4) & 0xff); - regmap_write(adv7511->regmap_cec, 0x32, vsw >> 4); - regmap_write(adv7511->regmap_cec, 0x33, (vsw << 4) & 0xff); - regmap_write(adv7511->regmap_cec, 0x34, vfp >> 4); - regmap_write(adv7511->regmap_cec, 0x35, (vfp << 4) & 0xff); - regmap_write(adv7511->regmap_cec, 0x36, vbp >> 4); - regmap_write(adv7511->regmap_cec, 0x37, (vbp << 4) & 0xff); -} - -static void adv7511_dsi_receiver_dpms(struct adv7511 *adv7511) -{ - if (adv7511->type != ADV7533) - return; - - if (adv7511->powered) { - struct mipi_dsi_device *dsi = adv7511->dsi; - - adv7511_dsi_config_tgen(adv7511); - - /* set number of dsi lanes */ - regmap_write(adv7511->regmap_cec, 0x1c, dsi->lanes << 4); - -#ifdef TEST_COLORBAR_DISPLAY - /* reset internal timing generator */ - regmap_write(adv7511->regmap_cec, 0x27, 0xcb); - regmap_write(adv7511->regmap_cec, 0x27, 0x8b); - regmap_write(adv7511->regmap_cec, 0x27, 0xcb); -#else - /* disable internal timing generator */ - regmap_write(adv7511->regmap_cec, 0x27, 0x0b); -#endif - - - /* enable hdmi */ - regmap_write(adv7511->regmap_cec, 0x03, 0x89); -#ifdef TEST_COLORBAR_DISPLAY - /*enable test mode */ - regmap_write(adv7511->regmap_cec, 0x55, 0x80);//display colorbar -#else - /* disable test mode */ - regmap_write(adv7511->regmap_cec, 0x55, 0x00); -#endif - /* disable test mode */ - //regmap_write(adv7511->regmap_cec, 0x55, 0x00); - /* SPD */ - { - static const unsigned char spd_if[] = { - 0x83, 0x01, 25, 0x00, - 'L', 'i', 'n', 'a', 'r', 'o', 0, 0, - '9', '6', 'b', 'o', 'a', 'r', 'd', 's', - ':', 'H', 'i', 'k', 'e', 'y', 0, 0, - }; - int n; - - for (n = 0; n < sizeof(spd_if); n++) - regmap_write(adv7511->regmap_packet, n, spd_if[n]); - - /* enable send SPD */ - regmap_update_bits(adv7511->regmap, 0x40, BIT(6), BIT(6)); - } - - /* force audio */ - /* hide Audio infoframe updates */ - regmap_update_bits(adv7511->regmap, 0x4a, BIT(5), BIT(5)); - - /* i2s, internal mclk, mclk-256 */ - regmap_update_bits(adv7511->regmap, 0x0a, 0x1f, 1); - regmap_update_bits(adv7511->regmap, 0x0b, 0xe0, 0); - /* enable i2s, use i2s format, sample rate from i2s */ - regmap_update_bits(adv7511->regmap, 0x0c, 0xc7, BIT(2)); - /* 16 bit audio */ - regmap_update_bits(adv7511->regmap, 0x0d, 0xff, 16); - /* 16-bit audio */ - regmap_update_bits(adv7511->regmap, 0x14, 0x0f, 2 << 4); - /* 48kHz */ - regmap_update_bits(adv7511->regmap, 0x15, 0xf0, 2 << 4); - /* enable N/CTS, enable Audio sample packets */ - regmap_update_bits(adv7511->regmap, 0x44, BIT(5), BIT(5)); - /* N = 6144 */ - regmap_write(adv7511->regmap, 1, (6144 >> 16) & 0xf); - regmap_write(adv7511->regmap, 2, (6144 >> 8) & 0xff); - regmap_write(adv7511->regmap, 3, (6144) & 0xff); - /* automatic cts */ - regmap_update_bits(adv7511->regmap, 0x0a, BIT(7), 0); - /* enable N/CTS */ - regmap_update_bits(adv7511->regmap, 0x44, BIT(6), BIT(6)); - /* not copyrighted */ - regmap_update_bits(adv7511->regmap, 0x12, BIT(5), BIT(5)); - - /* left source */ - regmap_update_bits(adv7511->regmap, 0x0e, 7 << 3, 0); - /* right source */ - regmap_update_bits(adv7511->regmap, 0x0e, 7 << 0, 1); - /* number of channels: sect 4.5.4: set to 0 */ - regmap_update_bits(adv7511->regmap, 0x73, 7, 1); - /* number of channels: sect 4.5.4: set to 0 */ - regmap_update_bits(adv7511->regmap, 0x73, 0xf0, 1 << 4); - /* sample rate: 48kHz */ - regmap_update_bits(adv7511->regmap, 0x74, 7 << 2, 3 << 2); - /* channel allocation reg: sect 4.5.4: set to 0 */ - regmap_update_bits(adv7511->regmap, 0x76, 0xff, 0); - /* enable audio infoframes */ - regmap_update_bits(adv7511->regmap, 0x44, BIT(3), BIT(3)); - - /* AV mute disable */ - regmap_update_bits(adv7511->regmap, 0x4b, BIT(7) | BIT(6), BIT(7)); - - /* use Audio infoframe updated info */ - regmap_update_bits(adv7511->regmap, 0x4a, BIT(5), 0); - } else { - regmap_write(adv7511->regmap_cec, 0x03, 0x0b); - regmap_write(adv7511->regmap_cec, 0x27, 0x0b); - } -} - -static void adv7511_power_on(struct adv7511 *adv7511) -{ - adv7511->current_edid_segment = -1; - - regmap_write(adv7511->regmap, ADV7511_REG_INT(0), - ADV7511_INT0_EDID_READY); - regmap_write(adv7511->regmap, ADV7511_REG_INT(1), - ADV7511_INT1_DDC_ERROR); - regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER, - ADV7511_POWER_POWER_DOWN, 0); - - /* - * Per spec it is allowed to pulse the HDP signal to indicate that the - * EDID information has changed. Some monitors do this when they wakeup - * from standby or are enabled. When the HDP goes low the adv7511 is - * reset and the outputs are disabled which might cause the monitor to - * go to standby again. To avoid this we ignore the HDP pin for the - * first few seconds after enabling the output. - */ - regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER2, - ADV7511_REG_POWER2_HDP_SRC_MASK, - ADV7511_REG_POWER2_HDP_SRC_NONE); - - /* - * Most of the registers are reset during power down or when HPD is low. - */ - regcache_sync(adv7511->regmap); - - if (adv7511->type == ADV7533) - regmap_register_patch(adv7511->regmap_cec, - adv7533_cec_fixed_registers, - ARRAY_SIZE(adv7533_cec_fixed_registers)); - adv7511->powered = true; - - adv7511_dsi_receiver_dpms(adv7511); -} - -static void adv7511_power_off(struct adv7511 *adv7511) -{ - /* TODO: setup additional power down modes */ - regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER, - ADV7511_POWER_POWER_DOWN, - ADV7511_POWER_POWER_DOWN); - regcache_mark_dirty(adv7511->regmap); - - adv7511->powered = false; - - adv7511_dsi_receiver_dpms(adv7511); -} - -/* ----------------------------------------------------------------------------- - * Interrupt and hotplug detection - */ - -#if HPD_ENABLE -static bool adv7511_hpd(struct adv7511 *adv7511) -{ - unsigned int irq0; - int ret; - - ret = regmap_read(adv7511->regmap, ADV7511_REG_INT(0), &irq0); - if (ret < 0) - return false; - - if (irq0 & ADV7511_INT0_HDP) { - regmap_write(adv7511->regmap, ADV7511_REG_INT(0), - ADV7511_INT0_HDP); - return true; - } - - return false; -} -#endif - -static int adv7511_irq_process(struct adv7511 *adv7511, bool process_hpd) -{ - unsigned int irq0, irq1; - int ret; - - ret = regmap_read(adv7511->regmap, ADV7511_REG_INT(0), &irq0); - if (ret < 0) - return ret; - - ret = regmap_read(adv7511->regmap, ADV7511_REG_INT(1), &irq1); - if (ret < 0) - return ret; - - regmap_write(adv7511->regmap, ADV7511_REG_INT(0), irq0); - regmap_write(adv7511->regmap, ADV7511_REG_INT(1), irq1); - - if (process_hpd && irq0 & ADV7511_INT0_HDP && adv7511->encoder) - drm_helper_hpd_irq_event(adv7511->encoder->dev); - - if (irq0 & ADV7511_INT0_EDID_READY || irq1 & ADV7511_INT1_DDC_ERROR) { - adv7511->edid_read = true; - - if (adv7511->i2c_main->irq) - wake_up_all(&adv7511->wq); - } - - return 0; -} - -static irqreturn_t adv7511_irq_handler(int irq, void *devid) -{ - struct adv7511 *adv7511 = devid; - int ret; - - ret = adv7511_irq_process(adv7511, true); - return ret < 0 ? IRQ_NONE : IRQ_HANDLED; -} - -/* ----------------------------------------------------------------------------- - * EDID retrieval - */ - -static int adv7511_wait_for_edid(struct adv7511 *adv7511, int timeout) -{ - int ret; - - if (adv7511->i2c_main->irq) { - ret = wait_event_interruptible_timeout(adv7511->wq, - adv7511->edid_read, msecs_to_jiffies(timeout)); - } else { - for (; timeout > 0; timeout -= 25) { - ret = adv7511_irq_process(adv7511, false); - if (ret < 0) - break; - - if (adv7511->edid_read) - break; - - msleep(25); - } - } - - return adv7511->edid_read ? 0 : -EIO; -} - -static int adv7511_get_edid_block(void *data, u8 *buf, unsigned int block, - size_t len) -{ - struct adv7511 *adv7511 = data; - struct i2c_msg xfer[2]; - uint8_t offset; - unsigned int i; - int ret; - - if (len > 128) - return -EINVAL; - - if (adv7511->current_edid_segment != block / 2) { - unsigned int status; - - ret = regmap_read(adv7511->regmap, ADV7511_REG_DDC_STATUS, - &status); - if (ret < 0) - return ret; - - if (status != 2) { - adv7511->edid_read = false; - regmap_write(adv7511->regmap, ADV7511_REG_EDID_SEGMENT, - block); - ret = adv7511_wait_for_edid(adv7511, 200); - if (ret < 0) - return ret; - } - - /* Break this apart, hopefully more I2C controllers will - * support 64 byte transfers than 256 byte transfers - */ - - xfer[0].addr = adv7511->i2c_edid->addr; - xfer[0].flags = 0; - xfer[0].len = 1; - xfer[0].buf = &offset; - xfer[1].addr = adv7511->i2c_edid->addr; - xfer[1].flags = I2C_M_RD; - xfer[1].len = 64; - xfer[1].buf = adv7511->edid_buf; - - offset = 0; - - for (i = 0; i < 4; ++i) { - ret = i2c_transfer(adv7511->i2c_edid->adapter, xfer, - ARRAY_SIZE(xfer)); - if (ret < 0) - return ret; - else if (ret != 2) - return -EIO; - - xfer[1].buf += 64; - offset += 64; - } - - adv7511->current_edid_segment = block / 2; - } - - if (block % 2 == 0) - memcpy(buf, adv7511->edid_buf, len); - else - memcpy(buf, adv7511->edid_buf + 128, len); - - return 0; -} - -/* ----------------------------------------------------------------------------- - * ADV75xx helpers - */ -static int adv7511_get_modes(struct adv7511 *adv7511, - struct drm_connector *connector) -{ - struct edid *edid; - unsigned int count; - - /* Reading the EDID only works if the device is powered */ - if (!adv7511->powered) { - regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER2, - ADV7511_REG_POWER2_HDP_SRC_MASK, - ADV7511_REG_POWER2_HDP_SRC_NONE); - regmap_write(adv7511->regmap, ADV7511_REG_INT(0), - ADV7511_INT0_EDID_READY); - regmap_write(adv7511->regmap, ADV7511_REG_INT(1), - ADV7511_INT1_DDC_ERROR); - regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER, - ADV7511_POWER_POWER_DOWN, 0); - adv7511->current_edid_segment = -1; - /* wait some time for edid is ready */ - msleep(200); - } - - edid = drm_do_get_edid(connector, adv7511_get_edid_block, adv7511); - - if (!adv7511->powered) - regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER, - ADV7511_POWER_POWER_DOWN, - ADV7511_POWER_POWER_DOWN); - - kfree(adv7511->edid); - adv7511->edid = edid; - if (!edid) - return 0; - - drm_mode_connector_update_edid_property(connector, edid); - count = drm_add_edid_modes(connector, edid); - - adv7511_set_config_csc(adv7511, connector, adv7511->rgb); - - return count; -} - -static enum drm_connector_status -adv7511_detect(struct adv7511 *adv7511, - struct drm_connector *connector) -{ - enum drm_connector_status status; - unsigned int val; - unsigned int time = 0; -#if HPD_ENABLE - bool hpd; -#endif - int ret; - - ret = regmap_read(adv7511->regmap, ADV7511_REG_STATUS, &val); - if (ret < 0) { - DRM_ERROR("regmap_read fail, ret = %d \n", ret); - return connector_status_disconnected; - } - - if (val & ADV7511_STATUS_HPD) { - DRM_INFO("connected : regmap_read val = 0x%x \n", val); - status = connector_status_connected; - } else { - DRM_INFO("disconnected : regmap_read val = 0x%x \n", val); - status = connector_status_disconnected; - } - -#if HPD_ENABLE - hpd = adv7511_hpd(adv7511); - - /* The chip resets itself when the cable is disconnected, so in case - * there is a pending HPD interrupt and the cable is connected there was - * at least one transition from disconnected to connected and the chip - * has to be reinitialized. */ - if (status == connector_status_connected && hpd && adv7511->powered) { - regcache_mark_dirty(adv7511->regmap); - adv7511_power_on(adv7511); - adv7511_get_modes(adv7511, connector); - if (adv7511->status == connector_status_connected) - status = connector_status_disconnected; - } else { - /* Renable HDP sensing */ - regmap_update_bits(adv7511->regmap, ADV7511_REG_POWER2, - ADV7511_REG_POWER2_HDP_SRC_MASK, - ADV7511_REG_POWER2_HDP_SRC_BOTH); - } -#endif - - if (status == connector_status_disconnected) { - do { - ret = regmap_read(adv7511->regmap, ADV7511_REG_STATUS, &val); - if (ret < 0) { - DRM_ERROR("regmap_read fail, ret = %d \n", ret); - return connector_status_disconnected; - } - - if (val & ADV7511_STATUS_HPD) { - DRM_INFO("connected : regmap_read val = 0x%x \n", val); - status = connector_status_connected; - } else { - DRM_INFO("disconnected : regmap_read val = 0x%x \n", val); - status = connector_status_disconnected; - } - time ++; - mdelay(20); - } while (status == connector_status_disconnected && time < 10); - } - - if (time >= 10) - DRM_ERROR("Read connector status timout, time = %d \n", time); - - adv7511->status = status; - - DRM_INFO("hdmi connector status = %d \n", status); - return status; -} - -static int adv7511_mode_valid(struct adv7511 *adv7511, - struct drm_display_mode *mode) -{ - if (mode->clock > 165000) - return MODE_CLOCK_HIGH; - /* - * some work well modes which want to put in the front of the mode list. - */ - printk("Checking mode %ix%i@%i clock: %i...", - mode->hdisplay, mode->vdisplay, drm_mode_vrefresh(mode), mode->clock); - if ((mode->hdisplay == 1920 && mode->vdisplay == 1080 && mode->clock == 148500) || - (mode->hdisplay == 1280 && mode->vdisplay == 800 && mode->clock == 83496) || - (mode->hdisplay == 1280 && mode->vdisplay == 720 && mode->clock == 74440) || - (mode->hdisplay == 1280 && mode->vdisplay == 720 && mode->clock == 74250) || - (mode->hdisplay == 1024 && mode->vdisplay == 768 && mode->clock == 75000) || - (mode->hdisplay == 1024 && mode->vdisplay == 768 && mode->clock == 81833) || - (mode->hdisplay == 800 && mode->vdisplay == 600 && mode->clock == 40000)) { - mode->type |= DRM_MODE_TYPE_PREFERRED; - printk("OK\n"); - return MODE_OK; - } - printk("BAD\n"); - return MODE_BAD; -} - -static void adv7511_mode_set(struct adv7511 *adv7511, - struct drm_display_mode *mode, - struct drm_display_mode *adj_mode) -{ - unsigned int low_refresh_rate; - unsigned int hsync_polarity = 0; - unsigned int vsync_polarity = 0; - - if (adv7511->embedded_sync) { - unsigned int hsync_offset, hsync_len; - unsigned int vsync_offset, vsync_len; - - hsync_offset = adj_mode->crtc_hsync_start - - adj_mode->crtc_hdisplay; - vsync_offset = adj_mode->crtc_vsync_start - - adj_mode->crtc_vdisplay; - hsync_len = adj_mode->crtc_hsync_end - - adj_mode->crtc_hsync_start; - vsync_len = adj_mode->crtc_vsync_end - - adj_mode->crtc_vsync_start; - - /* The hardware vsync generator has a off-by-one bug */ - vsync_offset += 1; - - regmap_write(adv7511->regmap, ADV7511_REG_HSYNC_PLACEMENT_MSB, - ((hsync_offset >> 10) & 0x7) << 5); - regmap_write(adv7511->regmap, ADV7511_REG_SYNC_DECODER(0), - (hsync_offset >> 2) & 0xff); - regmap_write(adv7511->regmap, ADV7511_REG_SYNC_DECODER(1), - ((hsync_offset & 0x3) << 6) | - ((hsync_len >> 4) & 0x3f)); - regmap_write(adv7511->regmap, ADV7511_REG_SYNC_DECODER(2), - ((hsync_len & 0xf) << 4) | - ((vsync_offset >> 6) & 0xf)); - regmap_write(adv7511->regmap, ADV7511_REG_SYNC_DECODER(3), - ((vsync_offset & 0x3f) << 2) | - ((vsync_len >> 8) & 0x3)); - regmap_write(adv7511->regmap, ADV7511_REG_SYNC_DECODER(4), - vsync_len & 0xff); - - hsync_polarity = !(adj_mode->flags & DRM_MODE_FLAG_PHSYNC); - vsync_polarity = !(adj_mode->flags & DRM_MODE_FLAG_PVSYNC); - } else { - enum adv7511_sync_polarity mode_hsync_polarity; - enum adv7511_sync_polarity mode_vsync_polarity; - - /** - * If the input signal is always low or always high we want to - * invert or let it passthrough depending on the polarity of the - * current mode. - **/ - if (adj_mode->flags & DRM_MODE_FLAG_NHSYNC) - mode_hsync_polarity = ADV7511_SYNC_POLARITY_LOW; - else - mode_hsync_polarity = ADV7511_SYNC_POLARITY_HIGH; - - if (adj_mode->flags & DRM_MODE_FLAG_NVSYNC) - mode_vsync_polarity = ADV7511_SYNC_POLARITY_LOW; - else - mode_vsync_polarity = ADV7511_SYNC_POLARITY_HIGH; - - if (adv7511->hsync_polarity != mode_hsync_polarity && - adv7511->hsync_polarity != - ADV7511_SYNC_POLARITY_PASSTHROUGH) - hsync_polarity = 1; - - if (adv7511->vsync_polarity != mode_vsync_polarity && - adv7511->vsync_polarity != - ADV7511_SYNC_POLARITY_PASSTHROUGH) - vsync_polarity = 1; - } - - if (mode->vrefresh <= 24000) - low_refresh_rate = ADV7511_LOW_REFRESH_RATE_24HZ; - else if (mode->vrefresh <= 25000) - low_refresh_rate = ADV7511_LOW_REFRESH_RATE_25HZ; - else if (mode->vrefresh <= 30000) - low_refresh_rate = ADV7511_LOW_REFRESH_RATE_30HZ; - else - low_refresh_rate = ADV7511_LOW_REFRESH_RATE_NONE; - - regmap_update_bits(adv7511->regmap, 0xfb, - 0x6, low_refresh_rate << 1); - regmap_update_bits(adv7511->regmap, 0x17, - 0x60, (vsync_polarity << 6) | (hsync_polarity << 5)); - - if (adv7511->type == ADV7533 && adv7511->num_dsi_lanes == 4) { - struct mipi_dsi_device *dsi = adv7511->dsi; - int lanes, ret; - - if (adj_mode->clock > 80000) - lanes = 4; - else - lanes = 3; - - if (lanes != dsi->lanes) { - mipi_dsi_detach(dsi); - dsi->lanes = lanes; - ret = mipi_dsi_attach(dsi); - if (ret) { - DRM_ERROR("Failed to change host lanes\n"); - return; - } - } - } - - drm_mode_copy(&adv7511->curr_mode, adj_mode); - - /* - * TODO Test first order 4:2:2 to 4:4:4 up conversion method, which is - * supposed to give better results. - */ - - adv7511->f_tmds = mode->clock; -} - -/* ----------------------------------------------------------------------------- - * Encoder operations - */ - -static int adv7511_encoder_get_modes(struct drm_encoder *encoder, - struct drm_connector *connector) -{ - struct adv7511 *adv7511 = encoder_to_adv7511(encoder); - - return adv7511_get_modes(adv7511, connector); -} - -static void adv7511_encoder_dpms(struct drm_encoder *encoder, int mode) -{ - struct adv7511 *adv7511 = encoder_to_adv7511(encoder); - - if (mode == DRM_MODE_DPMS_ON) - adv7511_power_on(adv7511); - else - adv7511_power_off(adv7511); -} - -static enum drm_connector_status -adv7511_encoder_detect(struct drm_encoder *encoder, - struct drm_connector *connector) -{ - struct adv7511 *adv7511 = encoder_to_adv7511(encoder); - - return adv7511_detect(adv7511, connector); -} - -static int adv7511_encoder_mode_valid(struct drm_encoder *encoder, - struct drm_display_mode *mode) -{ - struct adv7511 *adv7511 = encoder_to_adv7511(encoder); - - return adv7511_mode_valid(adv7511, mode); -} - -static void adv7511_encoder_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adj_mode) -{ - struct adv7511 *adv7511 = encoder_to_adv7511(encoder); - - adv7511_mode_set(adv7511, mode, adj_mode); -} - -static struct drm_encoder_slave_funcs adv7511_encoder_funcs = { - .dpms = adv7511_encoder_dpms, - .mode_valid = adv7511_encoder_mode_valid, - .mode_set = adv7511_encoder_mode_set, - .detect = adv7511_encoder_detect, - .get_modes = adv7511_encoder_get_modes, -}; - -/* ----------------------------------------------------------------------------- - * Bridge and connector functions - */ - -static struct adv7511 *connector_to_adv7511(struct drm_connector *connector) -{ - return container_of(connector, struct adv7511, connector); -} - -/* Connector helper functions */ -static int adv7533_connector_get_modes(struct drm_connector *connector) -{ - struct adv7511 *adv = connector_to_adv7511(connector); - - return adv7511_get_modes(adv, connector); -} - -static struct drm_encoder * -adv7533_connector_best_encoder(struct drm_connector *connector) -{ - struct adv7511 *adv = connector_to_adv7511(connector); - - return adv->bridge.encoder; -} - -static enum drm_mode_status -adv7533_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct adv7511 *adv = connector_to_adv7511(connector); - - return adv7511_mode_valid(adv, mode); -} - -static struct drm_connector_helper_funcs adv7533_connector_helper_funcs = { - .get_modes = adv7533_connector_get_modes, - .best_encoder = adv7533_connector_best_encoder, - .mode_valid = adv7533_connector_mode_valid, -}; - -static enum drm_connector_status -adv7533_connector_detect(struct drm_connector *connector, bool force) -{ - struct adv7511 *adv = connector_to_adv7511(connector); - - return adv7511_detect(adv, connector); -} - -static struct drm_connector_funcs adv7533_connector_funcs = { - .dpms = drm_atomic_helper_connector_dpms, - .fill_modes = drm_helper_probe_single_connector_modes, - .detect = adv7533_connector_detect, - .destroy = drm_connector_cleanup, - .reset = drm_atomic_helper_connector_reset, - .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, -}; - -/* Bridge funcs */ -static struct adv7511 *bridge_to_adv7511(struct drm_bridge *bridge) -{ - return container_of(bridge, struct adv7511, bridge); -} - -static void adv7533_bridge_pre_enable(struct drm_bridge *bridge) -{ - struct adv7511 *adv = bridge_to_adv7511(bridge); - - adv7511_power_on(adv); -} - -static void adv7533_bridge_post_disable(struct drm_bridge *bridge) -{ - struct adv7511 *adv = bridge_to_adv7511(bridge); - -#if HPD_ENABLE - if (!adv->powered) - return; -#endif - - adv7511_power_off(adv); -} - -static void adv7533_bridge_enable(struct drm_bridge *bridge) -{ -} - -static void adv7533_bridge_disable(struct drm_bridge *bridge) -{ -} - -static void adv7533_bridge_mode_set(struct drm_bridge *bridge, - struct drm_display_mode *mode, - struct drm_display_mode *adj_mode) -{ - struct adv7511 *adv = bridge_to_adv7511(bridge); - - adv7511_mode_set(adv, mode, adj_mode); -} - -static int adv7533_attach_dsi(struct adv7511 *adv7511) -{ - struct device *dev = &adv7511->i2c_main->dev; - struct mipi_dsi_device *dsi; - struct mipi_dsi_host *host; - int ret; - const struct mipi_dsi_device_info info = { .type = "adv7533", - .channel = 0, - .node = NULL, - }; - - host = of_find_mipi_dsi_host_by_node(adv7511->host_node); - if (!host) { - dev_err(dev, "failed to find dsi host\n"); - return -EPROBE_DEFER; - } - - dsi = mipi_dsi_device_register_full(host, &info); - if (IS_ERR(dsi)) { - dev_err(dev, "failed to create dummy dsi device\n"); - ret = PTR_ERR(dsi); - goto err_dsi_device; - } - - adv7511->dsi = dsi; - - dsi->lanes = adv7511->num_dsi_lanes; - dsi->format = MIPI_DSI_FMT_RGB888; - dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE - | MIPI_DSI_MODE_EOT_PACKET | MIPI_DSI_MODE_VIDEO_HSE; - - ret = mipi_dsi_attach(dsi); - if (ret < 0) { - dev_err(dev, "failed to attach dsi to host\n"); - goto err_dsi_attach; - } - - return 0; - -err_dsi_attach: - mipi_dsi_device_unregister(dsi); -err_dsi_device: - return ret; -} - -static int adv7533_bridge_attach(struct drm_bridge *bridge) -{ - struct adv7511 *adv = bridge_to_adv7511(bridge); - int ret; - - adv->encoder = bridge->encoder; - - if (!bridge->encoder) { - DRM_ERROR("Parent encoder object not found"); - return -ENODEV; - } - -#if HPD_ENABLE - adv->connector.polled = DRM_CONNECTOR_POLL_HPD; -#endif - - ret = drm_connector_init(bridge->dev, &adv->connector, - &adv7533_connector_funcs, DRM_MODE_CONNECTOR_HDMIA); - if (ret) { - DRM_ERROR("Failed to initialize connector with drm\n"); - return ret; - } - drm_connector_helper_add(&adv->connector, - &adv7533_connector_helper_funcs); - drm_mode_connector_attach_encoder(&adv->connector, adv->encoder); - -#if HPD_ENABLE - drm_helper_hpd_irq_event(adv->connector.dev); -#endif - - adv7533_attach_dsi(adv); - - return ret; -} - -static struct drm_bridge_funcs adv7533_bridge_funcs = { - .pre_enable = adv7533_bridge_pre_enable, - .enable = adv7533_bridge_enable, - .disable = adv7533_bridge_disable, - .post_disable = adv7533_bridge_post_disable, - .mode_set = adv7533_bridge_mode_set, - .attach = adv7533_bridge_attach, -}; - -/* =========================================================*/ -static int adv7533_init_regulators(struct adv7511 *adv75xx, struct device *dev) -{ - int ret; - - adv75xx->vdd = devm_regulator_get(dev, "vdd"); - if (IS_ERR(adv75xx->vdd)) { - ret = PTR_ERR(adv75xx->vdd); - dev_err(dev, "failed to get vdd regulator %d\n", ret); - return ret; - } - - adv75xx->v1p2 = devm_regulator_get(dev, "v1p2"); - if (IS_ERR(adv75xx->v1p2)) { - ret = PTR_ERR(adv75xx->v1p2); - dev_err(dev, "failed to get v1p2 regulator %d\n", ret); - return ret; - } - - ret = regulator_set_voltage(adv75xx->vdd, 1800000, 1800000); - if (ret) { - dev_err(dev, "failed to set avdd voltage %d\n", ret); - return ret; - } - - - DRM_INFO(" adv75xx->vdd = %d \n", regulator_get_voltage(adv75xx->vdd)); - /*ret = regulator_set_voltage(adv75xx->v1p2, 1200000, 1200000); - if (ret) { - dev_err(dev, "failed to set v1p2 voltage %d\n", ret); - return ret; - }*/ - - /* keep the regulators always on */ - ret = regulator_enable(adv75xx->vdd); - if (ret) { - dev_err(dev, "failed to enable vdd %d\n", ret); - return ret; - } - - /*ret = regulator_enable(adv75xx->v1p2); - if (ret) { - dev_err(dev, "failed to enable v1p2 %d\n", ret); - //return ret; - }*/ - - return 0; -} - -/* ----------------------------------------------------------------------------- - * Probe & remove - */ - -static int adv7511_parse_dt(struct device_node *np, - struct adv7511_link_config *config) -{ - const char *str; - int ret; - - of_property_read_u32(np, "adi,input-depth", &config->input_color_depth); - if (config->input_color_depth != 8 && config->input_color_depth != 10 && - config->input_color_depth != 12) - return -EINVAL; - - ret = of_property_read_string(np, "adi,input-colorspace", &str); - if (ret < 0) - return ret; - - if (!strcmp(str, "rgb")) - config->input_colorspace = HDMI_COLORSPACE_RGB; - else if (!strcmp(str, "yuv422")) - config->input_colorspace = HDMI_COLORSPACE_YUV422; - else if (!strcmp(str, "yuv444")) - config->input_colorspace = HDMI_COLORSPACE_YUV444; - else - return -EINVAL; - - ret = of_property_read_string(np, "adi,input-clock", &str); - if (ret < 0) - return ret; - - if (!strcmp(str, "1x")) - config->input_clock = ADV7511_INPUT_CLOCK_1X; - else if (!strcmp(str, "2x")) - config->input_clock = ADV7511_INPUT_CLOCK_2X; - else if (!strcmp(str, "ddr")) - config->input_clock = ADV7511_INPUT_CLOCK_DDR; - else - return -EINVAL; - - if (config->input_colorspace == HDMI_COLORSPACE_YUV422 || - config->input_clock != ADV7511_INPUT_CLOCK_1X) { - ret = of_property_read_u32(np, "adi,input-style", - &config->input_style); - if (ret) - return ret; - - if (config->input_style < 1 || config->input_style > 3) - return -EINVAL; - - ret = of_property_read_string(np, "adi,input-justification", - &str); - if (ret < 0) - return ret; - - if (!strcmp(str, "left")) - config->input_justification = - ADV7511_INPUT_JUSTIFICATION_LEFT; - else if (!strcmp(str, "evenly")) - config->input_justification = - ADV7511_INPUT_JUSTIFICATION_EVENLY; - else if (!strcmp(str, "right")) - config->input_justification = - ADV7511_INPUT_JUSTIFICATION_RIGHT; - else - return -EINVAL; - - } else { - config->input_style = 1; - config->input_justification = ADV7511_INPUT_JUSTIFICATION_LEFT; - } - - of_property_read_u32(np, "adi,clock-delay", &config->clock_delay); - if (config->clock_delay < -1200 || config->clock_delay > 1600) - return -EINVAL; - - config->embedded_sync = of_property_read_bool(np, "adi,embedded-sync"); - - /* Hardcode the sync pulse configurations for now. */ - config->sync_pulse = ADV7511_INPUT_SYNC_PULSE_NONE; - config->vsync_polarity = ADV7511_SYNC_POLARITY_PASSTHROUGH; - config->hsync_polarity = ADV7511_SYNC_POLARITY_PASSTHROUGH; - - return 0; -} - -static int adv7533_parse_dt(struct device_node *np, struct adv7511 *adv7511) -{ - u32 num_lanes; - struct device_node *endpoint; - - of_property_read_u32(np, "adi,dsi-lanes", &num_lanes); - - if (num_lanes < 1 || num_lanes > 4) - return -EINVAL; - - adv7511->num_dsi_lanes = num_lanes; - - endpoint = of_graph_get_next_endpoint(np, NULL); - if (!endpoint) { - DRM_ERROR("adv dsi input endpoint not found\n"); - return -ENODEV; - } - - adv7511->host_node = of_graph_get_remote_port_parent(endpoint); - if (!adv7511->host_node) { - DRM_ERROR("dsi host node not found\n"); - of_node_put(endpoint); - return -ENODEV; - } - - of_node_put(endpoint); - of_node_put(adv7511->host_node); - - /* TODO: Check if these need to be parsed by DT or not */ - adv7511->rgb = true; - adv7511->embedded_sync = false; - - return 0; -} - -static const int edid_i2c_addr = 0x7e; -static const int packet_i2c_addr = 0x70; -static const int cec_i2c_addr = 0x78; - -static const struct of_device_id adv7511_of_ids[] = { - { .compatible = "adi,adv7511", .data = (void *) ADV7511 }, - { .compatible = "adi,adv7511w", .data = (void *) ADV7511 }, - { .compatible = "adi,adv7513", .data = (void *) ADV7511 }, - { .compatible = "adi,adv7533", .data = (void *) ADV7533 }, - { } -}; -MODULE_DEVICE_TABLE(of, adv7511_of_ids); - -static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id) -{ - struct adv7511_link_config link_config; - struct adv7511 *adv7511; - struct device *dev = &i2c->dev; - unsigned int val; - int ret; - - if (!dev->of_node) - return -EINVAL; - - adv7511 = devm_kzalloc(dev, sizeof(*adv7511), GFP_KERNEL); - if (!adv7511) - return -ENOMEM; - - adv7511->powered = false; - adv7511->status = connector_status_disconnected; - - if (dev->of_node) { - const struct of_device_id *of_id; - - of_id = of_match_node(adv7511_of_ids, dev->of_node); - adv7511->type = (enum adv7511_type) of_id->data; - } else { - adv7511->type = id->driver_data; - } - - DRM_INFO("adv match_node ok \n"); - memset(&link_config, 0, sizeof(link_config)); - - if (adv7511->type == ADV7511) - ret = adv7511_parse_dt(dev->of_node, &link_config); - else - ret = adv7533_parse_dt(dev->of_node, adv7511); - if (ret) - return ret; - - DRM_INFO("adv parse_dt ok , adv7511->type = %d <0--ADV7511, 1--ADV7533>\n", adv7511->type); - - if (adv7511->type == ADV7533) { - ret = adv7533_init_regulators(adv7511, dev); // adv7533 vdd--1.8v v1p2--1.2v - if (ret) - return ret; - } - DRM_INFO("adv7533_init_regulators ok \n"); - /* - * The power down GPIO is optional. If present, toggle it from active to - * inactive to wake up the encoder. - */ - adv7511->gpio_pd = devm_gpiod_get_optional(dev, "pd", GPIOD_OUT_HIGH); - if (IS_ERR(adv7511->gpio_pd)) - return PTR_ERR(adv7511->gpio_pd); - - if (adv7511->gpio_pd) { - mdelay(5); - gpiod_set_value_cansleep(adv7511->gpio_pd, 0); - } - - DRM_INFO("adv get gpio_pd ok \n"); - - adv7511->regmap = devm_regmap_init_i2c(i2c, &adv7511_regmap_config); - if (IS_ERR(adv7511->regmap)) - return PTR_ERR(adv7511->regmap); - - DRM_INFO("adv devm_regmap_init_i2c ok \n"); - ret = regmap_read(adv7511->regmap, ADV7511_REG_CHIP_REVISION, &val); - if (ret) - return ret; - dev_dbg(dev, "Rev. %d\n", val); - DRM_INFO("regmap_read ok, regmap_read Rev.= %d \n", val); - - if (adv7511->type == ADV7511) { - ret = regmap_register_patch(adv7511->regmap, - adv7511_fixed_registers, - ARRAY_SIZE(adv7511_fixed_registers)); - if (ret) - return ret; - } else { - ret = regmap_register_patch(adv7511->regmap, - adv7533_fixed_registers, - ARRAY_SIZE(adv7533_fixed_registers)); - if (ret) - return ret; - } - - regmap_write(adv7511->regmap, ADV7511_REG_EDID_I2C_ADDR, edid_i2c_addr); - regmap_write(adv7511->regmap, ADV7511_REG_PACKET_I2C_ADDR, - packet_i2c_addr); - regmap_write(adv7511->regmap, ADV7511_REG_CEC_I2C_ADDR, cec_i2c_addr); - adv7511_packet_disable(adv7511, 0xffff); - - adv7511->i2c_main = i2c; - - adv7511->i2c_packet = i2c_new_dummy(i2c->adapter, packet_i2c_addr >> 1); - if (!adv7511->i2c_packet) - return -ENOMEM; - - adv7511->i2c_edid = i2c_new_dummy(i2c->adapter, edid_i2c_addr >> 1); - if (!adv7511->i2c_edid) - goto err_i2c_unregister_packet; - - adv7511->i2c_cec = i2c_new_dummy(i2c->adapter, cec_i2c_addr >> 1); - if (!adv7511->i2c_cec) { - ret = -ENOMEM; - goto err_i2c_unregister_edid; - } - - adv7511->regmap_cec = devm_regmap_init_i2c(adv7511->i2c_cec, - &adv7533_cec_regmap_config); - if (IS_ERR(adv7511->regmap_cec)) { - ret = PTR_ERR(adv7511->regmap_cec); - goto err_i2c_unregister_cec; - } - - adv7511->regmap_packet = devm_regmap_init_i2c(adv7511->i2c_packet, - &adv7533_packet_regmap_config); - if (IS_ERR(adv7511->regmap_packet)) { - ret = PTR_ERR(adv7511->regmap_packet); - goto err_i2c_unregister_cec; - } - - if (adv7511->type == ADV7533) { - ret = regmap_register_patch(adv7511->regmap_cec, - adv7533_cec_fixed_registers, - ARRAY_SIZE(adv7533_cec_fixed_registers)); - if (ret) - return ret; - } - - if (i2c->irq) { - init_waitqueue_head(&adv7511->wq); - - ret = devm_request_threaded_irq(dev, i2c->irq, NULL, - adv7511_irq_handler, - IRQF_ONESHOT, dev_name(dev), - adv7511); - if (ret) - goto err_i2c_unregister_cec; - } - - /* CEC is unused for now */ - regmap_write(adv7511->regmap, ADV7511_REG_CEC_CTRL, - ADV7511_CEC_CTRL_POWER_DOWN); - - adv7511_power_off(adv7511); - - i2c_set_clientdata(i2c, adv7511); - - if (adv7511->type == ADV7511) - adv7511_set_link_config(adv7511, &link_config); - - if (adv7511->type == ADV7533) { - adv7511->bridge.funcs = &adv7533_bridge_funcs; - adv7511->bridge.of_node = dev->of_node; - - ret = drm_bridge_add(&adv7511->bridge); - if (ret) { - dev_err(dev, "failed to add adv7533 bridge\n"); - goto err_i2c_unregister_cec; - } - } -#ifdef CONFIG_HDMI_ADV7511_AUDIO - adv7511_audio_init(dev); -#endif - return 0; - -err_i2c_unregister_cec: - i2c_unregister_device(adv7511->i2c_cec); -err_i2c_unregister_edid: - i2c_unregister_device(adv7511->i2c_edid); -err_i2c_unregister_packet: - i2c_unregister_device(adv7511->i2c_packet); - - return ret; -} - -static int adv7511_remove(struct i2c_client *i2c) -{ - struct adv7511 *adv7511 = i2c_get_clientdata(i2c); - - //adv7511_audio_exit(&i2c->dev); - i2c_unregister_device(adv7511->i2c_cec); - i2c_unregister_device(adv7511->i2c_edid); - - kfree(adv7511->edid); - - if (adv7511->type == ADV7533) { - mipi_dsi_detach(adv7511->dsi); - //mipi_dsi_unregister_device(adv7511->dsi); - drm_bridge_remove(&adv7511->bridge); - } - - return 0; -} - -static int adv7511_encoder_init(struct i2c_client *i2c, struct drm_device *dev, - struct drm_encoder_slave *encoder) -{ - - struct adv7511 *adv7511 = i2c_get_clientdata(i2c); - - if (adv7511->type == ADV7533) - return -ENODEV; - - encoder->slave_priv = adv7511; - encoder->slave_funcs = &adv7511_encoder_funcs; - - adv7511->encoder = &encoder->base; - - return 0; -} - -static const struct i2c_device_id adv7511_i2c_ids[] = { - { "adv7511", ADV7511 }, - { "adv7511w", ADV7511 }, - { "adv7513", ADV7511 }, - { "adv7533", ADV7533 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, adv7511_i2c_ids); - -static struct drm_i2c_encoder_driver adv7511_driver = { - .i2c_driver = { - .driver = { - .name = "adv7511", - .of_match_table = adv7511_of_ids, - }, - .id_table = adv7511_i2c_ids, - .probe = adv7511_probe, - .remove = adv7511_remove, - }, - - .encoder_init = adv7511_encoder_init, -}; - -static int __init adv7511_init(void) -{ - return drm_i2c_encoder_register(THIS_MODULE, &adv7511_driver); -} -module_init(adv7511_init); - -static void __exit adv7511_exit(void) -{ - drm_i2c_encoder_unregister(&adv7511_driver); -} -module_exit(adv7511_exit); - -MODULE_AUTHOR("Lars-Peter Clausen lars@metafoo.de"); -MODULE_DESCRIPTION("ADV7511 HDMI transmitter driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/staging/hikey9xx/gpu/hdmi/adv7535.h b/drivers/staging/hikey9xx/gpu/hdmi/adv7535.h deleted file mode 100644 index b37748c065a7..000000000000 --- a/drivers/staging/hikey9xx/gpu/hdmi/adv7535.h +++ /dev/null @@ -1,351 +0,0 @@ -/* - * Analog Devices ADV7511 HDMI transmitter driver - * - * Copyright 2012 Analog Devices Inc. - * - * Licensed under the GPL-2. - */ - -#ifndef __DRM_I2C_ADV7511_H__ -#define __DRM_I2C_ADV7511_H__ - -#include <linux/hdmi.h> -#include <drm/drm_crtc_helper.h> - -struct regmap; -struct adv7511; - -int adv7511_packet_enable(struct adv7511 *adv7511, unsigned int packet); -int adv7511_packet_disable(struct adv7511 *adv7511, unsigned int packet); - -int adv7511_audio_init(struct device *dev); -void adv7511_audio_exit(struct device *dev); - -#define ADV7511_REG_CHIP_REVISION 0x00 -#define ADV7511_REG_N0 0x01 -#define ADV7511_REG_N1 0x02 -#define ADV7511_REG_N2 0x03 -#define ADV7511_REG_SPDIF_FREQ 0x04 -#define ADV7511_REG_CTS_AUTOMATIC1 0x05 -#define ADV7511_REG_CTS_AUTOMATIC2 0x06 -#define ADV7511_REG_CTS_MANUAL0 0x07 -#define ADV7511_REG_CTS_MANUAL1 0x08 -#define ADV7511_REG_CTS_MANUAL2 0x09 -#define ADV7511_REG_AUDIO_SOURCE 0x0a -#define ADV7511_REG_AUDIO_CONFIG 0x0b -#define ADV7511_REG_I2S_CONFIG 0x0c -#define ADV7511_REG_I2S_WIDTH 0x0d -#define ADV7511_REG_AUDIO_SUB_SRC0 0x0e -#define ADV7511_REG_AUDIO_SUB_SRC1 0x0f -#define ADV7511_REG_AUDIO_SUB_SRC2 0x10 -#define ADV7511_REG_AUDIO_SUB_SRC3 0x11 -#define ADV7511_REG_AUDIO_CFG1 0x12 -#define ADV7511_REG_AUDIO_CFG2 0x13 -#define ADV7511_REG_AUDIO_CFG3 0x14 -#define ADV7511_REG_I2C_FREQ_ID_CFG 0x15 -#define ADV7511_REG_VIDEO_INPUT_CFG1 0x16 -#define ADV7511_REG_CSC_UPPER(x) (0x18 + (x) * 2) -#define ADV7511_REG_CSC_LOWER(x) (0x19 + (x) * 2) -#define ADV7511_REG_SYNC_DECODER(x) (0x30 + (x)) -#define ADV7511_REG_DE_GENERATOR (0x35 + (x)) -#define ADV7511_REG_PIXEL_REPETITION 0x3b -#define ADV7511_REG_VIC_MANUAL 0x3c -#define ADV7511_REG_VIC_SEND 0x3d -#define ADV7511_REG_VIC_DETECTED 0x3e -#define ADV7511_REG_AUX_VIC_DETECTED 0x3f -#define ADV7511_REG_PACKET_ENABLE0 0x40 -#define ADV7511_REG_POWER 0x41 -#define ADV7511_REG_STATUS 0x42 -#define ADV7511_REG_EDID_I2C_ADDR 0x43 -#define ADV7511_REG_PACKET_ENABLE1 0x44 -#define ADV7511_REG_PACKET_I2C_ADDR 0x45 -#define ADV7511_REG_DSD_ENABLE 0x46 -#define ADV7511_REG_VIDEO_INPUT_CFG2 0x48 -#define ADV7511_REG_INFOFRAME_UPDATE 0x4a -#define ADV7511_REG_GC(x) (0x4b + (x)) /* 0x4b - 0x51 */ -#define ADV7511_REG_AVI_INFOFRAME_VERSION 0x52 -#define ADV7511_REG_AVI_INFOFRAME_LENGTH 0x53 -#define ADV7511_REG_AVI_INFOFRAME_CHECKSUM 0x54 -#define ADV7511_REG_AVI_INFOFRAME(x) (0x55 + (x)) /* 0x55 - 0x6f */ -#define ADV7511_REG_AUDIO_INFOFRAME_VERSION 0x70 -#define ADV7511_REG_AUDIO_INFOFRAME_LENGTH 0x71 -#define ADV7511_REG_AUDIO_INFOFRAME_CHECKSUM 0x72 -#define ADV7511_REG_AUDIO_INFOFRAME(x) (0x73 + (x)) /* 0x73 - 0x7c */ -#define ADV7511_REG_INT_ENABLE(x) (0x94 + (x)) -#define ADV7511_REG_INT(x) (0x96 + (x)) -#define ADV7511_REG_INPUT_CLK_DIV 0x9d -#define ADV7511_REG_PLL_STATUS 0x9e -#define ADV7511_REG_HDMI_POWER 0xa1 -#define ADV7511_REG_HDCP_HDMI_CFG 0xaf -#define ADV7511_REG_AN(x) (0xb0 + (x)) /* 0xb0 - 0xb7 */ -#define ADV7511_REG_HDCP_STATUS 0xb8 -#define ADV7511_REG_BCAPS 0xbe -#define ADV7511_REG_BKSV(x) (0xc0 + (x)) /* 0xc0 - 0xc3 */ -#define ADV7511_REG_EDID_SEGMENT 0xc4 -#define ADV7511_REG_DDC_STATUS 0xc8 -#define ADV7511_REG_EDID_READ_CTRL 0xc9 -#define ADV7511_REG_BSTATUS(x) (0xca + (x)) /* 0xca - 0xcb */ -#define ADV7511_REG_TIMING_GEN_SEQ 0xd0 -#define ADV7511_REG_POWER2 0xd6 -#define ADV7511_REG_HSYNC_PLACEMENT_MSB 0xfa - -#define ADV7511_REG_SYNC_ADJUSTMENT(x) (0xd7 + (x)) /* 0xd7 - 0xdc */ -#define ADV7511_REG_TMDS_CLOCK_INV 0xde -#define ADV7511_REG_ARC_CTRL 0xdf -#define ADV7511_REG_CEC_I2C_ADDR 0xe1 -#define ADV7511_REG_CEC_CTRL 0xe2 -#define ADV7511_REG_CHIP_ID_HIGH 0xf5 -#define ADV7511_REG_CHIP_ID_LOW 0xf6 - -#define ADV7511_CSC_ENABLE BIT(7) -#define ADV7511_CSC_UPDATE_MODE BIT(5) - -#define ADV7511_INT0_HDP BIT(7) -#define ADV7511_INT0_VSYNC BIT(5) -#define ADV7511_INT0_AUDIO_FIFO_FULL BIT(4) -#define ADV7511_INT0_EDID_READY BIT(2) -#define ADV7511_INT0_HDCP_AUTHENTICATED BIT(1) - -#define ADV7511_INT1_DDC_ERROR BIT(7) -#define ADV7511_INT1_BKSV BIT(6) -#define ADV7511_INT1_CEC_TX_READY BIT(5) -#define ADV7511_INT1_CEC_TX_ARBIT_LOST BIT(4) -#define ADV7511_INT1_CEC_TX_RETRY_TIMEOUT BIT(3) -#define ADV7511_INT1_CEC_RX_READY3 BIT(2) -#define ADV7511_INT1_CEC_RX_READY2 BIT(1) -#define ADV7511_INT1_CEC_RX_READY1 BIT(0) - -#define ADV7511_ARC_CTRL_POWER_DOWN BIT(0) - -#define ADV7511_CEC_CTRL_POWER_DOWN BIT(0) - -#define ADV7511_POWER_POWER_DOWN BIT(6) - -#define ADV7511_HDMI_CFG_MODE_MASK 0x2 -#define ADV7511_HDMI_CFG_MODE_DVI 0x0 -#define ADV7511_HDMI_CFG_MODE_HDMI 0x2 - -#define ADV7511_AUDIO_SELECT_I2C 0x0 -#define ADV7511_AUDIO_SELECT_SPDIF 0x1 -#define ADV7511_AUDIO_SELECT_DSD 0x2 -#define ADV7511_AUDIO_SELECT_HBR 0x3 -#define ADV7511_AUDIO_SELECT_DST 0x4 - -#define ADV7511_I2S_SAMPLE_LEN_16 0x2 -#define ADV7511_I2S_SAMPLE_LEN_20 0x3 -#define ADV7511_I2S_SAMPLE_LEN_18 0x4 -#define ADV7511_I2S_SAMPLE_LEN_22 0x5 -#define ADV7511_I2S_SAMPLE_LEN_19 0x8 -#define ADV7511_I2S_SAMPLE_LEN_23 0x9 -#define ADV7511_I2S_SAMPLE_LEN_24 0xb -#define ADV7511_I2S_SAMPLE_LEN_17 0xc -#define ADV7511_I2S_SAMPLE_LEN_21 0xd - -#define ADV7511_SAMPLE_FREQ_44100 0x0 -#define ADV7511_SAMPLE_FREQ_48000 0x2 -#define ADV7511_SAMPLE_FREQ_32000 0x3 -#define ADV7511_SAMPLE_FREQ_88200 0x8 -#define ADV7511_SAMPLE_FREQ_96000 0xa -#define ADV7511_SAMPLE_FREQ_176400 0xc -#define ADV7511_SAMPLE_FREQ_192000 0xe - -#define ADV7511_STATUS_POWER_DOWN_POLARITY BIT(7) -#define ADV7511_STATUS_HPD BIT(6) -#define ADV7511_STATUS_MONITOR_SENSE BIT(5) -#define ADV7511_STATUS_I2S_32BIT_MODE BIT(3) - -#define ADV7511_PACKET_ENABLE_N_CTS BIT(8+6) -#define ADV7511_PACKET_ENABLE_AUDIO_SAMPLE BIT(8+5) -#define ADV7511_PACKET_ENABLE_AVI_INFOFRAME BIT(8+4) -#define ADV7511_PACKET_ENABLE_AUDIO_INFOFRAME BIT(8+3) -#define ADV7511_PACKET_ENABLE_GC BIT(7) -#define ADV7511_PACKET_ENABLE_SPD BIT(6) -#define ADV7511_PACKET_ENABLE_MPEG BIT(5) -#define ADV7511_PACKET_ENABLE_ACP BIT(4) -#define ADV7511_PACKET_ENABLE_ISRC BIT(3) -#define ADV7511_PACKET_ENABLE_GM BIT(2) -#define ADV7511_PACKET_ENABLE_SPARE2 BIT(1) -#define ADV7511_PACKET_ENABLE_SPARE1 BIT(0) - -#define ADV7511_REG_POWER2_HDP_SRC_MASK 0xc0 -#define ADV7511_REG_POWER2_HDP_SRC_BOTH 0x00 -#define ADV7511_REG_POWER2_HDP_SRC_HDP 0x40 -#define ADV7511_REG_POWER2_HDP_SRC_CEC 0x80 -#define ADV7511_REG_POWER2_HDP_SRC_NONE 0xc0 -#define ADV7511_REG_POWER2_TDMS_ENABLE BIT(4) -#define ADV7511_REG_POWER2_GATE_INPUT_CLK BIT(0) - -#define ADV7511_LOW_REFRESH_RATE_NONE 0x0 -#define ADV7511_LOW_REFRESH_RATE_24HZ 0x1 -#define ADV7511_LOW_REFRESH_RATE_25HZ 0x2 -#define ADV7511_LOW_REFRESH_RATE_30HZ 0x3 - -#define ADV7511_AUDIO_CFG3_LEN_MASK 0x0f -#define ADV7511_I2C_FREQ_ID_CFG_RATE_MASK 0xf0 - -#define ADV7511_AUDIO_SOURCE_I2S 0 -#define ADV7511_AUDIO_SOURCE_SPDIF 1 - -#define ADV7511_I2S_FORMAT_I2S 0 -#define ADV7511_I2S_FORMAT_RIGHT_J 1 -#define ADV7511_I2S_FORMAT_LEFT_J 2 - -#define ADV7511_PACKET(p, x) ((p) * 0x20 + (x)) -#define ADV7511_PACKET_SDP(x) ADV7511_PACKET(0, x) -#define ADV7511_PACKET_MPEG(x) ADV7511_PACKET(1, x) -#define ADV7511_PACKET_ACP(x) ADV7511_PACKET(2, x) -#define ADV7511_PACKET_ISRC1(x) ADV7511_PACKET(3, x) -#define ADV7511_PACKET_ISRC2(x) ADV7511_PACKET(4, x) -#define ADV7511_PACKET_GM(x) ADV7511_PACKET(5, x) -#define ADV7511_PACKET_SPARE(x) ADV7511_PACKET(6, x) - -enum adv7511_input_clock { - ADV7511_INPUT_CLOCK_1X, - ADV7511_INPUT_CLOCK_2X, - ADV7511_INPUT_CLOCK_DDR, -}; - -enum adv7511_input_justification { - ADV7511_INPUT_JUSTIFICATION_EVENLY = 0, - ADV7511_INPUT_JUSTIFICATION_RIGHT = 1, - ADV7511_INPUT_JUSTIFICATION_LEFT = 2, -}; - -enum adv7511_input_sync_pulse { - ADV7511_INPUT_SYNC_PULSE_DE = 0, - ADV7511_INPUT_SYNC_PULSE_HSYNC = 1, - ADV7511_INPUT_SYNC_PULSE_VSYNC = 2, - ADV7511_INPUT_SYNC_PULSE_NONE = 3, -}; - -/** - * enum adv7511_sync_polarity - Polarity for the input sync signals - * @ADV7511_SYNC_POLARITY_PASSTHROUGH: Sync polarity matches that of - * the currently configured mode. - * @ADV7511_SYNC_POLARITY_LOW: Sync polarity is low - * @ADV7511_SYNC_POLARITY_HIGH: Sync polarity is high - * - * If the polarity is set to either LOW or HIGH the driver will configure the - * ADV7511 to internally invert the sync signal if required to match the sync - * polarity setting for the currently selected output mode. - * - * If the polarity is set to PASSTHROUGH, the ADV7511 will route the signal - * unchanged. This is used when the upstream graphics core already generates - * the sync signals with the correct polarity. - */ -enum adv7511_sync_polarity { - ADV7511_SYNC_POLARITY_PASSTHROUGH, - ADV7511_SYNC_POLARITY_LOW, - ADV7511_SYNC_POLARITY_HIGH, -}; - -enum adv7511_type { - ADV7511, - ADV7533, -}; - -struct adv7511 { - struct i2c_client *i2c_main; - struct i2c_client *i2c_edid; - struct i2c_client *i2c_cec; - struct i2c_client *i2c_packet; - - struct regmap *regmap; - struct regmap *regmap_cec; - struct regmap *regmap_packet; - enum drm_connector_status status; - bool powered; - struct regulator *vdd; - struct regulator *v1p2; - - struct drm_display_mode curr_mode; - - unsigned int f_tmds; - unsigned int f_audio; - unsigned int audio_source; - - unsigned int current_edid_segment; - uint8_t edid_buf[256]; - bool edid_read; - - wait_queue_head_t wq; - struct drm_encoder *encoder; - - struct drm_connector connector; - struct drm_bridge bridge; - - bool embedded_sync; - enum adv7511_sync_polarity vsync_polarity; - enum adv7511_sync_polarity hsync_polarity; - bool rgb; - - struct edid *edid; - - struct gpio_desc *gpio_pd; - - /* ADV7533 DSI RX related params */ - struct device_node *host_node; - struct mipi_dsi_device *dsi; - u8 num_dsi_lanes; - - enum adv7511_type type; -}; - -/** - * struct adv7511_link_config - Describes adv7511 hardware configuration - * @input_color_depth: Number of bits per color component (8, 10 or 12) - * @input_colorspace: The input colorspace (RGB, YUV444, YUV422) - * @input_clock: The input video clock style (1x, 2x, DDR) - * @input_style: The input component arrangement variant - * @input_justification: Video input format bit justification - * @clock_delay: Clock delay for the input clock (in ps) - * @embedded_sync: Video input uses BT.656-style embedded sync - * @sync_pulse: Select the sync pulse - * @vsync_polarity: vsync input signal configuration - * @hsync_polarity: hsync input signal configuration - */ -struct adv7511_link_config { - unsigned int input_color_depth; - enum hdmi_colorspace input_colorspace; - enum adv7511_input_clock input_clock; - unsigned int input_style; - enum adv7511_input_justification input_justification; - - int clock_delay; - - bool embedded_sync; - enum adv7511_input_sync_pulse sync_pulse; - enum adv7511_sync_polarity vsync_polarity; - enum adv7511_sync_polarity hsync_polarity; -}; - -/** - * enum adv7511_csc_scaling - Scaling factor for the ADV7511 CSC - * @ADV7511_CSC_SCALING_1: CSC results are not scaled - * @ADV7511_CSC_SCALING_2: CSC results are scaled by a factor of two - * @ADV7511_CSC_SCALING_4: CSC results are scalled by a factor of four - */ -enum adv7511_csc_scaling { - ADV7511_CSC_SCALING_1 = 0, - ADV7511_CSC_SCALING_2 = 1, - ADV7511_CSC_SCALING_4 = 2, -}; - -/** - * struct adv7511_video_config - Describes adv7511 hardware configuration - * @csc_enable: Whether to enable color space conversion - * @csc_scaling_factor: Color space conversion scaling factor - * @csc_coefficents: Color space conversion coefficents - * @hdmi_mode: Whether to use HDMI or DVI output mode - * @avi_infoframe: HDMI infoframe - */ -struct adv7511_video_config { - bool csc_enable; - enum adv7511_csc_scaling csc_scaling_factor; - const uint16_t *csc_coefficents; - - bool hdmi_mode; - struct hdmi_avi_infoframe avi_infoframe; -}; - -#endif /* __DRM_I2C_ADV7511_H__ */ diff --git a/drivers/staging/hikey9xx/gpu/hdmi/adv7535_audio.c b/drivers/staging/hikey9xx/gpu/hdmi/adv7535_audio.c deleted file mode 100644 index 8357ce5f53c6..000000000000 --- a/drivers/staging/hikey9xx/gpu/hdmi/adv7535_audio.c +++ /dev/null @@ -1,313 +0,0 @@ -/* - * Analog Devices ADV7511 HDMI transmitter driver - * - * Copyright 2012 Analog Devices Inc. - * - * Licensed under the GPL-2. - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/pm.h> -#include <linux/i2c.h> -#include <linux/spi/spi.h> -#include <linux/slab.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <sound/initval.h> -#include <sound/tlv.h> - -#include "adv7535.h" - -static const struct snd_soc_dapm_widget adv7511_dapm_widgets[] = { - SND_SOC_DAPM_OUTPUT("TMDS"), - SND_SOC_DAPM_AIF_IN("AIFIN", "Playback", 0, SND_SOC_NOPM, 0, 0), -}; - -static const struct snd_soc_dapm_route adv7511_routes[] = { - { "TMDS", NULL, "AIFIN" }, -}; - -static void adv7511_calc_cts_n(unsigned int f_tmds, unsigned int fs, - unsigned int *cts, unsigned int *n) -{ - switch (fs) { - case 32000: - *n = 4096; - break; - case 44100: - *n = 6272; - break; - case 48000: - *n = 6144; - break; - } - - *cts = ((f_tmds * *n) / (128 * fs)) * 1000; -} - -static int adv7511_update_cts_n(struct adv7511 *adv7511) -{ - unsigned int cts = 0; - unsigned int n = 0; - - adv7511_calc_cts_n(adv7511->f_tmds, adv7511->f_audio, &cts, &n); - - regmap_write(adv7511->regmap, ADV7511_REG_N0, (n >> 16) & 0xf); - regmap_write(adv7511->regmap, ADV7511_REG_N1, (n >> 8) & 0xff); - regmap_write(adv7511->regmap, ADV7511_REG_N2, n & 0xff); - - regmap_write(adv7511->regmap, ADV7511_REG_CTS_MANUAL0, - (cts >> 16) & 0xf); - regmap_write(adv7511->regmap, ADV7511_REG_CTS_MANUAL1, - (cts >> 8) & 0xff); - regmap_write(adv7511->regmap, ADV7511_REG_CTS_MANUAL2, - cts & 0xff); - - return 0; -} - -static int adv7511_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->codec; - struct adv7511 *adv7511 = snd_soc_codec_get_drvdata(codec); - unsigned int rate; - unsigned int len; - switch (params_rate(params)) { - case 32000: - rate = ADV7511_SAMPLE_FREQ_32000; - break; - case 44100: - rate = ADV7511_SAMPLE_FREQ_44100; - break; - case 48000: - rate = ADV7511_SAMPLE_FREQ_48000; - break; - case 88200: - rate = ADV7511_SAMPLE_FREQ_88200; - break; - case 96000: - rate = ADV7511_SAMPLE_FREQ_96000; - break; - case 176400: - rate = ADV7511_SAMPLE_FREQ_176400; - break; - case 192000: - rate = ADV7511_SAMPLE_FREQ_192000; - break; - default: - return -EINVAL; - } - - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: - len = ADV7511_I2S_SAMPLE_LEN_16; - break; - case SNDRV_PCM_FORMAT_S18_3LE: - len = ADV7511_I2S_SAMPLE_LEN_18; - break; - case SNDRV_PCM_FORMAT_S20_3LE: - len = ADV7511_I2S_SAMPLE_LEN_20; - break; - case SNDRV_PCM_FORMAT_S24_LE: - len = ADV7511_I2S_SAMPLE_LEN_24; - break; - default: - return -EINVAL; - } - - adv7511->f_audio = params_rate(params); - - adv7511_update_cts_n(adv7511); - - regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CFG3, - ADV7511_AUDIO_CFG3_LEN_MASK, len); - regmap_update_bits(adv7511->regmap, ADV7511_REG_I2C_FREQ_ID_CFG, - ADV7511_I2C_FREQ_ID_CFG_RATE_MASK, rate << 4); - regmap_write(adv7511->regmap, 0x73, 0x1); - - return 0; -} - -static int adv7511_set_dai_fmt(struct snd_soc_dai *codec_dai, - unsigned int fmt) -{ - struct snd_soc_codec *codec = codec_dai->codec; - struct adv7511 *adv7511 = snd_soc_codec_get_drvdata(codec); - unsigned int audio_source, i2s_format = 0; - unsigned int invert_clock; - - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - audio_source = ADV7511_AUDIO_SOURCE_I2S; - i2s_format = ADV7511_I2S_FORMAT_I2S; - break; - case SND_SOC_DAIFMT_RIGHT_J: - audio_source = ADV7511_AUDIO_SOURCE_I2S; - i2s_format = ADV7511_I2S_FORMAT_RIGHT_J; - break; - case SND_SOC_DAIFMT_LEFT_J: - audio_source = ADV7511_AUDIO_SOURCE_I2S; - i2s_format = ADV7511_I2S_FORMAT_LEFT_J; - break; -// case SND_SOC_DAIFMT_SPDIF: -// audio_source = ADV7511_AUDIO_SOURCE_SPDIF; -// break; - default: - return -EINVAL; - } - - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBS_CFS: - break; - default: - return -EINVAL; - } - - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - invert_clock = 0; - break; - case SND_SOC_DAIFMT_IB_NF: - invert_clock = 1; - break; - default: - return -EINVAL; - } - - regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_SOURCE, 0x70, - audio_source << 4); - regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CONFIG, BIT(6), - invert_clock << 6); - regmap_update_bits(adv7511->regmap, ADV7511_REG_I2S_CONFIG, 0x03, - i2s_format); - - adv7511->audio_source = audio_source; - - return 0; -} - -static int adv7511_set_bias_level(struct snd_soc_codec *codec, - enum snd_soc_bias_level level) -{ - struct adv7511 *adv7511 = snd_soc_codec_get_drvdata(codec); - struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); - - switch (level) { - case SND_SOC_BIAS_ON: - switch (adv7511->audio_source) { - case ADV7511_AUDIO_SOURCE_I2S: - break; - case ADV7511_AUDIO_SOURCE_SPDIF: - regmap_update_bits(adv7511->regmap, - ADV7511_REG_AUDIO_CONFIG, BIT(7), - BIT(7)); - break; - } - break; - case SND_SOC_BIAS_PREPARE: - if (dapm->bias_level == SND_SOC_BIAS_STANDBY) { - adv7511_packet_enable(adv7511, - ADV7511_PACKET_ENABLE_AUDIO_SAMPLE); - adv7511_packet_enable(adv7511, - ADV7511_PACKET_ENABLE_AUDIO_INFOFRAME); - adv7511_packet_enable(adv7511, - ADV7511_PACKET_ENABLE_N_CTS); - } else { - adv7511_packet_disable(adv7511, - ADV7511_PACKET_ENABLE_AUDIO_SAMPLE); - adv7511_packet_disable(adv7511, - ADV7511_PACKET_ENABLE_AUDIO_INFOFRAME); - adv7511_packet_disable(adv7511, - ADV7511_PACKET_ENABLE_N_CTS); - } - break; - case SND_SOC_BIAS_STANDBY: - regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CONFIG, - BIT(7), 0); - break; - case SND_SOC_BIAS_OFF: - break; - } - dapm->bias_level = level; - return 0; -} - -#define ADV7511_RATES (SNDRV_PCM_RATE_32000 |\ - SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\ - SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |\ - SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000) - -#define ADV7511_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S18_3LE |\ - SNDRV_PCM_FMTBIT_S20_3LE | SNDRV_PCM_FMTBIT_S24_LE) - -static const struct snd_soc_dai_ops adv7511_dai_ops = { - .hw_params = adv7511_hw_params, - /*.set_sysclk = adv7511_set_dai_sysclk,*/ - .set_fmt = adv7511_set_dai_fmt, -}; - -static struct snd_soc_dai_driver adv7511_dai = { - .name = "adv7511", - .playback = { - .stream_name = "Playback", - .channels_min = 2, - .channels_max = 2, - .rates = ADV7511_RATES, - .formats = ADV7511_FORMATS, - }, - .ops = &adv7511_dai_ops, -}; - -static int adv7511_suspend(struct snd_soc_codec *codec) -{ - return adv7511_set_bias_level(codec, SND_SOC_BIAS_OFF); -} - -static int adv7511_resume(struct snd_soc_codec *codec) -{ - return adv7511_set_bias_level(codec, SND_SOC_BIAS_STANDBY); -} - -static int adv7511_probe(struct snd_soc_codec *codec) -{ - return adv7511_set_bias_level(codec, SND_SOC_BIAS_STANDBY); -} - -static int adv7511_remove(struct snd_soc_codec *codec) -{ - adv7511_set_bias_level(codec, SND_SOC_BIAS_OFF); - return 0; -} - -static struct snd_soc_codec_driver adv7511_codec_driver = { - .probe = adv7511_probe, - .remove = adv7511_remove, - .suspend = adv7511_suspend, - .resume = adv7511_resume, - .set_bias_level = adv7511_set_bias_level, - .component_driver = { - .dapm_widgets = adv7511_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(adv7511_dapm_widgets), - .dapm_routes = adv7511_routes, - .num_dapm_routes = ARRAY_SIZE(adv7511_routes), - }, -}; - -int adv7511_audio_init(struct device *dev) -{ - return snd_soc_register_codec(dev, &adv7511_codec_driver, - &adv7511_dai, 1); -} - -void adv7511_audio_exit(struct device *dev) -{ - snd_soc_unregister_codec(dev); -}