Most of that functionality is only used by r600_hdmi.c and I'm planning to change that further.
Signed-off-by: Alex Deucher alexander.deucher@amd.com --- drivers/gpu/drm/radeon/Makefile | 2 +- drivers/gpu/drm/radeon/r600_audio.c | 184 ----------------------------------- drivers/gpu/drm/radeon/r600_hdmi.c | 154 +++++++++++++++++++++++++++++ drivers/gpu/drm/radeon/radeon_asic.h | 1 - 4 files changed, 155 insertions(+), 186 deletions(-) delete mode 100644 drivers/gpu/drm/radeon/r600_audio.c
diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile index f77b713..43f63cf 100644 --- a/drivers/gpu/drm/radeon/Makefile +++ b/drivers/gpu/drm/radeon/Makefile @@ -72,7 +72,7 @@ radeon-y += radeon_device.o radeon_asic.o radeon_kms.o \ radeon_cs.o radeon_bios.o radeon_benchmark.o r100.o r300.o r420.o \ rs400.o rs600.o rs690.o rv515.o r520.o r600.o rv770.o radeon_test.o \ r200.o radeon_legacy_tv.o r600_cs.o r600_blit_shaders.o \ - radeon_pm.o atombios_dp.o r600_audio.o r600_hdmi.o dce3_1_afmt.o \ + radeon_pm.o atombios_dp.o r600_hdmi.o dce3_1_afmt.o \ evergreen.o evergreen_cs.o evergreen_blit_shaders.o \ evergreen_hdmi.o radeon_trace_points.o ni.o cayman_blit_shaders.o \ atombios_encoders.o radeon_semaphore.o radeon_sa.o atombios_i2c.o si.o \ diff --git a/drivers/gpu/drm/radeon/r600_audio.c b/drivers/gpu/drm/radeon/r600_audio.c deleted file mode 100644 index 4c7163c..0000000 --- a/drivers/gpu/drm/radeon/r600_audio.c +++ /dev/null @@ -1,184 +0,0 @@ -/* - * Copyright 2008 Advanced Micro Devices, Inc. - * Copyright 2008 Red Hat Inc. - * Copyright 2009 Christian König. - * - * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: Christian König - */ -#include <drm/drmP.h> -#include "radeon.h" -#include "radeon_reg.h" -#include "radeon_asic.h" -#include "atom.h" - -/* - * check if the chipset is supported - */ -static int r600_audio_chipset_supported(struct radeon_device *rdev) -{ - return ASIC_IS_DCE2(rdev) && !ASIC_IS_NODCE(rdev); -} - -struct r600_audio_pin r600_audio_status(struct radeon_device *rdev) -{ - struct r600_audio_pin status; - uint32_t value; - - value = RREG32(R600_AUDIO_RATE_BPS_CHANNEL); - - /* number of channels */ - status.channels = (value & 0x7) + 1; - - /* bits per sample */ - switch ((value & 0xF0) >> 4) { - case 0x0: - status.bits_per_sample = 8; - break; - case 0x1: - status.bits_per_sample = 16; - break; - case 0x2: - status.bits_per_sample = 20; - break; - case 0x3: - status.bits_per_sample = 24; - break; - case 0x4: - status.bits_per_sample = 32; - break; - default: - dev_err(rdev->dev, "Unknown bits per sample 0x%x, using 16\n", - (int)value); - status.bits_per_sample = 16; - } - - /* current sampling rate in HZ */ - if (value & 0x4000) - status.rate = 44100; - else - status.rate = 48000; - status.rate *= ((value >> 11) & 0x7) + 1; - status.rate /= ((value >> 8) & 0x7) + 1; - - value = RREG32(R600_AUDIO_STATUS_BITS); - - /* iec 60958 status bits */ - status.status_bits = value & 0xff; - - /* iec 60958 category code */ - status.category_code = (value >> 8) & 0xff; - - return status; -} - -/* - * update all hdmi interfaces with current audio parameters - */ -void r600_audio_update_hdmi(struct work_struct *work) -{ - struct radeon_device *rdev = container_of(work, struct radeon_device, - audio_work); - struct drm_device *dev = rdev->ddev; - struct r600_audio_pin audio_status = r600_audio_status(rdev); - struct drm_encoder *encoder; - bool changed = false; - - if (rdev->audio.pin[0].channels != audio_status.channels || - rdev->audio.pin[0].rate != audio_status.rate || - rdev->audio.pin[0].bits_per_sample != audio_status.bits_per_sample || - rdev->audio.pin[0].status_bits != audio_status.status_bits || - rdev->audio.pin[0].category_code != audio_status.category_code) { - rdev->audio.pin[0] = audio_status; - changed = true; - } - - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (!radeon_encoder_is_digital(encoder)) - continue; - if (changed || r600_hdmi_buffer_status_changed(encoder)) - r600_hdmi_update_audio_settings(encoder); - } -} - -/* enable the audio stream */ -void r600_audio_enable(struct radeon_device *rdev, - struct r600_audio_pin *pin, - bool enable) -{ - u32 value = 0; - - if (!pin) - return; - - if (ASIC_IS_DCE4(rdev)) { - if (enable) { - value |= 0x81000000; /* Required to enable audio */ - value |= 0x0e1000f0; /* fglrx sets that too */ - } - WREG32(EVERGREEN_AUDIO_ENABLE, value); - } else { - WREG32_P(R600_AUDIO_ENABLE, - enable ? 0x81000000 : 0x0, ~0x81000000); - } -} - -/* - * initialize the audio vars - */ -int r600_audio_init(struct radeon_device *rdev) -{ - if (!radeon_audio || !r600_audio_chipset_supported(rdev)) - return 0; - - rdev->audio.enabled = true; - - rdev->audio.num_pins = 1; - rdev->audio.pin[0].channels = -1; - rdev->audio.pin[0].rate = -1; - rdev->audio.pin[0].bits_per_sample = -1; - rdev->audio.pin[0].status_bits = 0; - rdev->audio.pin[0].category_code = 0; - rdev->audio.pin[0].id = 0; - /* disable audio. it will be set up later */ - r600_audio_enable(rdev, &rdev->audio.pin[0], false); - - return 0; -} - -/* - * release the audio timer - * TODO: How to do this correctly on SMP systems? - */ -void r600_audio_fini(struct radeon_device *rdev) -{ - if (!rdev->audio.enabled) - return; - - r600_audio_enable(rdev, &rdev->audio.pin[0], false); - - rdev->audio.enabled = false; -} - -struct r600_audio_pin *r600_audio_get_pin(struct radeon_device *rdev) -{ - /* only one pin on 6xx-NI */ - return &rdev->audio.pin[0]; -} diff --git a/drivers/gpu/drm/radeon/r600_hdmi.c b/drivers/gpu/drm/radeon/r600_hdmi.c index 26ef8ce..29e5f49 100644 --- a/drivers/gpu/drm/radeon/r600_hdmi.c +++ b/drivers/gpu/drm/radeon/r600_hdmi.c @@ -72,6 +72,160 @@ static const struct radeon_hdmi_acr r600_hdmi_predefined_acr[] = {
/* + * check if the chipset is supported + */ +static int r600_audio_chipset_supported(struct radeon_device *rdev) +{ + return ASIC_IS_DCE2(rdev) && !ASIC_IS_NODCE(rdev); +} + +static struct r600_audio_pin r600_audio_status(struct radeon_device *rdev) +{ + struct r600_audio_pin status; + uint32_t value; + + value = RREG32(R600_AUDIO_RATE_BPS_CHANNEL); + + /* number of channels */ + status.channels = (value & 0x7) + 1; + + /* bits per sample */ + switch ((value & 0xF0) >> 4) { + case 0x0: + status.bits_per_sample = 8; + break; + case 0x1: + status.bits_per_sample = 16; + break; + case 0x2: + status.bits_per_sample = 20; + break; + case 0x3: + status.bits_per_sample = 24; + break; + case 0x4: + status.bits_per_sample = 32; + break; + default: + dev_err(rdev->dev, "Unknown bits per sample 0x%x, using 16\n", + (int)value); + status.bits_per_sample = 16; + } + + /* current sampling rate in HZ */ + if (value & 0x4000) + status.rate = 44100; + else + status.rate = 48000; + status.rate *= ((value >> 11) & 0x7) + 1; + status.rate /= ((value >> 8) & 0x7) + 1; + + value = RREG32(R600_AUDIO_STATUS_BITS); + + /* iec 60958 status bits */ + status.status_bits = value & 0xff; + + /* iec 60958 category code */ + status.category_code = (value >> 8) & 0xff; + + return status; +} + +/* + * update all hdmi interfaces with current audio parameters + */ +void r600_audio_update_hdmi(struct work_struct *work) +{ + struct radeon_device *rdev = container_of(work, struct radeon_device, + audio_work); + struct drm_device *dev = rdev->ddev; + struct r600_audio_pin audio_status = r600_audio_status(rdev); + struct drm_encoder *encoder; + bool changed = false; + + if (rdev->audio.pin[0].channels != audio_status.channels || + rdev->audio.pin[0].rate != audio_status.rate || + rdev->audio.pin[0].bits_per_sample != audio_status.bits_per_sample || + rdev->audio.pin[0].status_bits != audio_status.status_bits || + rdev->audio.pin[0].category_code != audio_status.category_code) { + rdev->audio.pin[0] = audio_status; + changed = true; + } + + list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { + if (!radeon_encoder_is_digital(encoder)) + continue; + if (changed || r600_hdmi_buffer_status_changed(encoder)) + r600_hdmi_update_audio_settings(encoder); + } +} + +/* enable the audio stream */ +void r600_audio_enable(struct radeon_device *rdev, + struct r600_audio_pin *pin, + bool enable) +{ + u32 value = 0; + + if (!pin) + return; + + if (ASIC_IS_DCE4(rdev)) { + if (enable) { + value |= 0x81000000; /* Required to enable audio */ + value |= 0x0e1000f0; /* fglrx sets that too */ + } + WREG32(EVERGREEN_AUDIO_ENABLE, value); + } else { + WREG32_P(R600_AUDIO_ENABLE, + enable ? 0x81000000 : 0x0, ~0x81000000); + } +} + +/* + * initialize the audio vars + */ +int r600_audio_init(struct radeon_device *rdev) +{ + if (!radeon_audio || !r600_audio_chipset_supported(rdev)) + return 0; + + rdev->audio.enabled = true; + + rdev->audio.num_pins = 1; + rdev->audio.pin[0].channels = -1; + rdev->audio.pin[0].rate = -1; + rdev->audio.pin[0].bits_per_sample = -1; + rdev->audio.pin[0].status_bits = 0; + rdev->audio.pin[0].category_code = 0; + rdev->audio.pin[0].id = 0; + /* disable audio. it will be set up later */ + r600_audio_enable(rdev, &rdev->audio.pin[0], false); + + return 0; +} + +/* + * release the audio timer + * TODO: How to do this correctly on SMP systems? + */ +void r600_audio_fini(struct radeon_device *rdev) +{ + if (!rdev->audio.enabled) + return; + + r600_audio_enable(rdev, &rdev->audio.pin[0], false); + + rdev->audio.enabled = false; +} + +struct r600_audio_pin *r600_audio_get_pin(struct radeon_device *rdev) +{ + /* only one pin on 6xx-NI */ + return &rdev->audio.pin[0]; +} + +/* * calculate CTS and N values if they are not found in the table */ static void r600_hdmi_calc_cts(uint32_t clock, int *CTS, int *N, int freq) diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index 7756bc1..19adb85 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -389,7 +389,6 @@ void r600_disable_interrupts(struct radeon_device *rdev); void r600_rlc_stop(struct radeon_device *rdev); /* r600 audio */ int r600_audio_init(struct radeon_device *rdev); -struct r600_audio_pin r600_audio_status(struct radeon_device *rdev); void r600_audio_fini(struct radeon_device *rdev); void r600_audio_set_dto(struct drm_encoder *encoder, u32 clock); void r600_hdmi_update_avi_infoframe(struct drm_encoder *encoder, void *buffer,