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radeon/audio: consolidate audio_set_dto() functions

Browse Source 
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Slava Grigorev <slava.grigorev@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Slava Grigorev 2014-12-05 13:38:31 -05:00 committed by Alex Deucher
parent 7991d66501
commit a85d682a65
8 changed files with 225 additions and 99 deletions
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56
drivers/gpu/drm/radeon/dce3_1_afmt.c
View File

@ -113,6 +113,60 @@ void dce3_2_afmt_write_sad_regs(struct drm_encoder *encoder,
}
}
void dce3_2_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock)
{
struct radeon_encoder *radeon_encoder;
struct radeon_encoder_atom_dig *dig;
unsigned int max_ratio = clock / 24000;
u32 dto_phase;
u32 wallclock_ratio;
u32 dto_cntl;
if (!crtc)
return;
radeon_encoder = to_radeon_encoder(crtc->encoder);
dig = radeon_encoder->enc_priv;
if (!dig)
return;
if (max_ratio >= 8) {
dto_phase = 192 * 1000;
wallclock_ratio = 3;
} else if (max_ratio >= 4) {
dto_phase = 96 * 1000;
wallclock_ratio = 2;
} else if (max_ratio >= 2) {
dto_phase = 48 * 1000;
wallclock_ratio = 1;
} else {
dto_phase = 24 * 1000;
wallclock_ratio = 0;
}
/* Express [24MHz / target pixel clock] as an exact rational
* number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
* is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
*/
if (dig->dig_encoder == 0) {
dto_cntl = RREG32(DCCG_AUDIO_DTO0_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
WREG32(DCCG_AUDIO_DTO0_CNTL, dto_cntl);
WREG32(DCCG_AUDIO_DTO0_PHASE, dto_phase);
WREG32(DCCG_AUDIO_DTO0_MODULE, clock);
WREG32(DCCG_AUDIO_DTO_SELECT, 0); /* select DTO0 */
} else {
dto_cntl = RREG32(DCCG_AUDIO_DTO1_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
WREG32(DCCG_AUDIO_DTO1_CNTL, dto_cntl);
WREG32(DCCG_AUDIO_DTO1_PHASE, dto_phase);
WREG32(DCCG_AUDIO_DTO1_MODULE, clock);
WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */
}
}
/*
* update the info frames with the data from the current display mode
*/
@ -139,7 +193,7 @@ void dce3_1_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *m
dig->afmt->pin = radeon_audio_get_pin(encoder);
radeon_audio_enable(rdev, dig->afmt->pin, 0);
r600_audio_set_dto(encoder, mode->clock);
radeon_audio_set_dto(encoder, mode->clock);
WREG32(HDMI0_VBI_PACKET_CONTROL + offset,
HDMI0_NULL_SEND); /* send null packets when required */

39
drivers/gpu/drm/radeon/dce6_afmt.c
View File

@ -248,3 +248,42 @@ void dce6_audio_enable(struct radeon_device *rdev,
WREG32_ENDPOINT(pin->offset, AZ_F0_CODEC_PIN_CONTROL_HOT_PLUG_CONTROL,
enable_mask ? AUDIO_ENABLED : 0);
}
void dce6_hdmi_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock)
{
/* Two dtos; generally use dto0 for HDMI */
u32 value = 0;
if (crtc)
value |= DCCG_AUDIO_DTO0_SOURCE_SEL(crtc->crtc_id);
WREG32(DCCG_AUDIO_DTO_SOURCE, value);
/* Express [24MHz / target pixel clock] as an exact rational
* number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
* is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
*/
WREG32(DCCG_AUDIO_DTO0_PHASE, 24000);
WREG32(DCCG_AUDIO_DTO0_MODULE, clock);
}
void dce6_dp_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock)
{
/* Two dtos; generally use dto1 for DP */
u32 value = 0;
value |= DCCG_AUDIO_DTO_SEL;
if (crtc)
value |= DCCG_AUDIO_DTO0_SOURCE_SEL(crtc->crtc_id);
WREG32(DCCG_AUDIO_DTO_SOURCE, value);
/* Express [24MHz / target pixel clock] as an exact rational
* number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
* is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
*/
WREG32(DCCG_AUDIO_DTO1_PHASE, 24000);
WREG32(DCCG_AUDIO_DTO1_MODULE, clock);
}

90
drivers/gpu/drm/radeon/evergreen_hdmi.c
View File

@ -218,54 +218,74 @@ static void evergreen_hdmi_update_avi_infoframe(struct drm_encoder *encoder,
frame[0xC] | (frame[0xD] << 8) | (header[1] << 24));
}
static void evergreen_audio_set_dto(struct drm_encoder *encoder, u32 clock)
void dce4_hdmi_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
u32 base_rate = 24000;
u32 max_ratio = clock / base_rate;
unsigned int max_ratio = clock / 24000;
u32 dto_phase;
u32 dto_modulo = clock;
u32 wallclock_ratio;
u32 dto_cntl;
u32 value;
if (!dig || !dig->afmt)
return;
if (ASIC_IS_DCE6(rdev)) {
dto_phase = 24 * 1000;
if (max_ratio >= 8) {
dto_phase = 192 * 1000;
wallclock_ratio = 3;
} else if (max_ratio >= 4) {
dto_phase = 96 * 1000;
wallclock_ratio = 2;
} else if (max_ratio >= 2) {
dto_phase = 48 * 1000;
wallclock_ratio = 1;
} else {
if (max_ratio >= 8) {
dto_phase = 192 * 1000;
wallclock_ratio = 3;
} else if (max_ratio >= 4) {
dto_phase = 96 * 1000;
wallclock_ratio = 2;
} else if (max_ratio >= 2) {
dto_phase = 48 * 1000;
wallclock_ratio = 1;
} else {
dto_phase = 24 * 1000;
wallclock_ratio = 0;
}
dto_cntl = RREG32(DCCG_AUDIO_DTO0_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
WREG32(DCCG_AUDIO_DTO0_CNTL, dto_cntl);
dto_phase = 24 * 1000;
wallclock_ratio = 0;
}
/* XXX two dtos; generally use dto0 for hdmi */
value = RREG32(DCCG_AUDIO_DTO0_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
value |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
value &= ~DCCG_AUDIO_DTO1_USE_512FBR_DTO;
WREG32(DCCG_AUDIO_DTO0_CNTL, value);
/* Two dtos; generally use dto0 for HDMI */
value = 0;
if (crtc)
value |= DCCG_AUDIO_DTO0_SOURCE_SEL(crtc->crtc_id);
WREG32(DCCG_AUDIO_DTO_SOURCE, value);
/* Express [24MHz / target pixel clock] as an exact rational
* number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
* is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
*/
WREG32(DCCG_AUDIO_DTO_SOURCE, DCCG_AUDIO_DTO0_SOURCE_SEL(radeon_crtc->crtc_id));
WREG32(DCCG_AUDIO_DTO0_PHASE, dto_phase);
WREG32(DCCG_AUDIO_DTO0_MODULE, dto_modulo);
WREG32(DCCG_AUDIO_DTO0_MODULE, clock);
}
void dce4_dp_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock)
{
u32 value;
value = RREG32(DCCG_AUDIO_DTO1_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
value |= DCCG_AUDIO_DTO1_USE_512FBR_DTO;
WREG32(DCCG_AUDIO_DTO1_CNTL, value);
/* Two dtos; generally use dto1 for DP */
value = 0;
value |= DCCG_AUDIO_DTO_SEL;
if (crtc)
value |= DCCG_AUDIO_DTO0_SOURCE_SEL(crtc->crtc_id);
WREG32(DCCG_AUDIO_DTO_SOURCE, value);
/* Express [24MHz / target pixel clock] as an exact rational
* number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
* is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
*/
WREG32(DCCG_AUDIO_DTO1_PHASE, 24000);
WREG32(DCCG_AUDIO_DTO1_MODULE, rdev->clock.max_pixel_clock * 10);
}
/*
* update the info frames with the data from the current display mode
@ -302,7 +322,7 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode
dig->afmt->pin = radeon_audio_get_pin(encoder);
radeon_audio_enable(rdev, dig->afmt->pin, 0);
evergreen_audio_set_dto(encoder, mode->clock);
radeon_audio_set_dto(encoder, mode->clock);
WREG32(HDMI_VBI_PACKET_CONTROL + offset,
HDMI_NULL_SEND); /* send null packets when required */

1
drivers/gpu/drm/radeon/evergreend.h
View File

@ -509,6 +509,7 @@
#define DCCG_AUDIO_DTO1_MODULE 0x05c4
#define DCCG_AUDIO_DTO1_LOAD 0x05c8
#define DCCG_AUDIO_DTO1_CNTL 0x05cc
# define DCCG_AUDIO_DTO1_USE_512FBR_DTO (1 << 3)
/* DCE 4.0 AFMT */
#define HDMI_CONTROL 0x7030

80
drivers/gpu/drm/radeon/r600_hdmi.c
View File

@ -380,73 +380,29 @@ void r600_hdmi_audio_workaround(struct drm_encoder *encoder)
value, ~HDMI0_AUDIO_TEST_EN);
}
void r600_audio_set_dto(struct drm_encoder *encoder, u32 clock)
void r600_hdmi_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock)
{
struct drm_device *dev = encoder->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
u32 base_rate = 24000;
u32 max_ratio = clock / base_rate;
u32 dto_phase;
u32 dto_modulo = clock;
u32 wallclock_ratio;
u32 dto_cntl;
struct radeon_encoder *radeon_encoder;
struct radeon_encoder_atom_dig *dig;
if (!dig || !dig->afmt)
if (!crtc)
return;
if (max_ratio >= 8) {
dto_phase = 192 * 1000;
wallclock_ratio = 3;
} else if (max_ratio >= 4) {
dto_phase = 96 * 1000;
wallclock_ratio = 2;
} else if (max_ratio >= 2) {
dto_phase = 48 * 1000;
wallclock_ratio = 1;
} else {
dto_phase = 24 * 1000;
wallclock_ratio = 0;
}
radeon_encoder = to_radeon_encoder(crtc->encoder);
dig = radeon_encoder->enc_priv;
/* there are two DTOs selected by DCCG_AUDIO_DTO_SELECT.
* doesn't matter which one you use. Just use the first one.
*/
/* XXX two dtos; generally use dto0 for hdmi */
/* Express [24MHz / target pixel clock] as an exact rational
* number (coefficient of two integer numbers. DCCG_AUDIO_DTOx_PHASE
* is the numerator, DCCG_AUDIO_DTOx_MODULE is the denominator
*/
if (ASIC_IS_DCE32(rdev)) {
if (dig->dig_encoder == 0) {
dto_cntl = RREG32(DCCG_AUDIO_DTO0_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
WREG32(DCCG_AUDIO_DTO0_CNTL, dto_cntl);
WREG32(DCCG_AUDIO_DTO0_PHASE, dto_phase);
WREG32(DCCG_AUDIO_DTO0_MODULE, dto_modulo);
WREG32(DCCG_AUDIO_DTO_SELECT, 0); /* select DTO0 */
} else {
dto_cntl = RREG32(DCCG_AUDIO_DTO1_CNTL) & ~DCCG_AUDIO_DTO_WALLCLOCK_RATIO_MASK;
dto_cntl |= DCCG_AUDIO_DTO_WALLCLOCK_RATIO(wallclock_ratio);
WREG32(DCCG_AUDIO_DTO1_CNTL, dto_cntl);
WREG32(DCCG_AUDIO_DTO1_PHASE, dto_phase);
WREG32(DCCG_AUDIO_DTO1_MODULE, dto_modulo);
WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */
}
if (!dig)
return;
if (dig->dig_encoder == 0) {
WREG32(DCCG_AUDIO_DTO0_PHASE, 24000 * 100);
WREG32(DCCG_AUDIO_DTO0_MODULE, clock * 100);
WREG32(DCCG_AUDIO_DTO_SELECT, 0); /* select DTO0 */
} else {
/* according to the reg specs, this should DCE3.2 only, but in
* practice it seems to cover DCE2.0/3.0/3.1 as well.
*/
if (dig->dig_encoder == 0) {
WREG32(DCCG_AUDIO_DTO0_PHASE, base_rate * 100);
WREG32(DCCG_AUDIO_DTO0_MODULE, clock * 100);
WREG32(DCCG_AUDIO_DTO_SELECT, 0); /* select DTO0 */
} else {
WREG32(DCCG_AUDIO_DTO1_PHASE, base_rate * 100);
WREG32(DCCG_AUDIO_DTO1_MODULE, clock * 100);
WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */
}
WREG32(DCCG_AUDIO_DTO1_PHASE, 24000 * 100);
WREG32(DCCG_AUDIO_DTO1_MODULE, clock * 100);
WREG32(DCCG_AUDIO_DTO_SELECT, 1); /* select DTO1 */
}
}
@ -477,7 +433,7 @@ void r600_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode *mod
dig->afmt->pin = radeon_audio_get_pin(encoder);
radeon_audio_enable(rdev, dig->afmt->pin, 0);
r600_audio_set_dto(encoder, mode->clock);
radeon_audio_set_dto(encoder, mode->clock);
WREG32_P(HDMI0_AUDIO_PACKET_CONTROL + offset,
HDMI0_AUDIO_SAMPLE_SEND | /* send audio packets */

45
drivers/gpu/drm/radeon/radeon_audio.c
View File

@ -62,6 +62,18 @@ void dce6_afmt_write_latency_fields(struct drm_encoder *encoder,
struct r600_audio_pin* r600_audio_get_pin(struct radeon_device *rdev);
struct r600_audio_pin* dce6_audio_get_pin(struct radeon_device *rdev);
void dce6_afmt_select_pin(struct drm_encoder *encoder);
void r600_hdmi_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock);
void dce3_2_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock);
void dce4_hdmi_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock);
void dce4_dp_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock);
void dce6_hdmi_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock);
void dce6_dp_audio_set_dto(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock);
static const u32 pin_offsets[7] =
{
@ -85,6 +97,12 @@ static void radeon_audio_wreg(struct radeon_device *rdev, u32 offset,
WREG32(reg, v);
}
static struct radeon_audio_basic_funcs r600_funcs = {
.endpoint_rreg = radeon_audio_rreg,
.endpoint_wreg = radeon_audio_wreg,
.enable = r600_audio_enable,
};
static struct radeon_audio_basic_funcs dce32_funcs = {
.endpoint_rreg = radeon_audio_rreg,
.endpoint_wreg = radeon_audio_wreg,
@ -103,16 +121,23 @@ static struct radeon_audio_basic_funcs dce6_funcs = {
.enable = dce6_audio_enable,
};
static struct radeon_audio_funcs r600_hdmi_funcs = {
.get_pin = r600_audio_get_pin,
.set_dto = r600_hdmi_audio_set_dto,
};
static struct radeon_audio_funcs dce32_hdmi_funcs = {
.get_pin = r600_audio_get_pin,
.write_sad_regs = dce3_2_afmt_write_sad_regs,
.write_speaker_allocation = dce3_2_afmt_hdmi_write_speaker_allocation,
.set_dto = dce3_2_audio_set_dto,
};
static struct radeon_audio_funcs dce32_dp_funcs = {
.get_pin = r600_audio_get_pin,
.write_sad_regs = dce3_2_afmt_write_sad_regs,
.write_speaker_allocation = dce3_2_afmt_dp_write_speaker_allocation,
.set_dto = dce3_2_audio_set_dto,
};
static struct radeon_audio_funcs dce4_hdmi_funcs = {
@ -120,6 +145,7 @@ static struct radeon_audio_funcs dce4_hdmi_funcs = {
.write_sad_regs = evergreen_hdmi_write_sad_regs,
.write_speaker_allocation = dce4_afmt_hdmi_write_speaker_allocation,
.write_latency_fields = dce4_afmt_write_latency_fields,
.set_dto = dce4_hdmi_audio_set_dto,
};
static struct radeon_audio_funcs dce4_dp_funcs = {
@ -127,6 +153,7 @@ static struct radeon_audio_funcs dce4_dp_funcs = {
.write_sad_regs = evergreen_hdmi_write_sad_regs,
.write_speaker_allocation = dce4_afmt_dp_write_speaker_allocation,
.write_latency_fields = dce4_afmt_write_latency_fields,
.set_dto = dce4_dp_audio_set_dto,
};
static struct radeon_audio_funcs dce6_hdmi_funcs = {
@ -135,6 +162,7 @@ static struct radeon_audio_funcs dce6_hdmi_funcs = {
.write_sad_regs = dce6_afmt_write_sad_regs,
.write_speaker_allocation = dce6_afmt_hdmi_write_speaker_allocation,
.write_latency_fields = dce6_afmt_write_latency_fields,
.set_dto = dce6_hdmi_audio_set_dto,
};
static struct radeon_audio_funcs dce6_dp_funcs = {
@ -143,6 +171,7 @@ static struct radeon_audio_funcs dce6_dp_funcs = {
.write_sad_regs = dce6_afmt_write_sad_regs,
.write_speaker_allocation = dce6_afmt_dp_write_speaker_allocation,
.write_latency_fields = dce6_afmt_write_latency_fields,
.set_dto = dce6_dp_audio_set_dto,
};
static void radeon_audio_interface_init(struct radeon_device *rdev)
@ -155,10 +184,14 @@ static void radeon_audio_interface_init(struct radeon_device *rdev)
rdev->audio.funcs = &dce4_funcs;
rdev->audio.hdmi_funcs = &dce4_hdmi_funcs;
rdev->audio.dp_funcs = &dce4_dp_funcs;
} else {
} else if (ASIC_IS_DCE32(rdev)) {
rdev->audio.funcs = &dce32_funcs;
rdev->audio.hdmi_funcs = &dce32_hdmi_funcs;
rdev->audio.dp_funcs = &dce32_dp_funcs;
} else {
rdev->audio.funcs = &r600_funcs;
rdev->audio.hdmi_funcs = &r600_hdmi_funcs;
rdev->audio.dp_funcs = 0;
}
}
@ -393,3 +426,13 @@ void radeon_audio_fini(struct radeon_device *rdev)
rdev->audio.enabled = false;
}
void radeon_audio_set_dto(struct drm_encoder *encoder, unsigned int clock)
{
struct radeon_device *rdev = encoder->dev->dev_private;
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
struct radeon_crtc *crtc = to_radeon_crtc(encoder->crtc);
if (radeon_encoder->audio && radeon_encoder->audio->set_dto)
radeon_encoder->audio->set_dto(rdev, crtc, clock);
}

3
drivers/gpu/drm/radeon/radeon_audio.h
View File

@ -51,6 +51,8 @@ struct radeon_audio_funcs
struct cea_sad *sads, int sad_count);
void (*write_speaker_allocation)(struct drm_encoder *encoder,
u8 *sadb, int sad_count);
void (*set_dto)(struct radeon_device *rdev,
struct radeon_crtc *crtc, unsigned int clock);
};
int radeon_audio_init(struct radeon_device *rdev);
@ -69,5 +71,6 @@ void radeon_audio_select_pin(struct drm_encoder *encoder);
void radeon_audio_enable(struct radeon_device *rdev,
struct r600_audio_pin *pin, u8 enable_mask);
void radeon_audio_fini(struct radeon_device *rdev);
void radeon_audio_set_dto(struct drm_encoder *encoder, unsigned int clock);
#endif

10
drivers/gpu/drm/radeon/sid.h
View File

@ -901,6 +901,16 @@
/* 0x6e98, 0x7a98, 0x10698, 0x11298, 0x11e98, 0x12a98 */
#define CRTC_STATUS_FRAME_COUNT 0x6e98
/* Audio clocks */
#define DCCG_AUDIO_DTO_SOURCE 0x05ac
# define DCCG_AUDIO_DTO0_SOURCE_SEL(x) ((x) << 0) /* crtc0 - crtc5 */
# define DCCG_AUDIO_DTO_SEL (1 << 4) /* 0=dto0 1=dto1 */
#define DCCG_AUDIO_DTO0_PHASE 0x05b0
#define DCCG_AUDIO_DTO0_MODULE 0x05b4
#define DCCG_AUDIO_DTO1_PHASE 0x05b8
#define DCCG_AUDIO_DTO1_MODULE 0x05bc
#define AFMT_AUDIO_SRC_CONTROL 0x713c
#define AFMT_AUDIO_SRC_SELECT(x) (((x) & 7) << 0)
/* AFMT_AUDIO_SRC_SELECT