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radeon/audio: fix DP audio on DCE6 

Split DCE6 and DCE8 programming of DCCG_AUDIO_DTO1
registers to properly enable DP audio for both DCE
revisions.

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 2015-03-02 12:05:29 -05:00 committed by Alex Deucher
parent b983a8f458
commit 2afa3265b2
2 changed files with 12 additions and 4 deletions
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12
drivers/gpu/drm/radeon/dce6_afmt.c
View File

@ -26,6 +26,9 @@
#include "radeon_audio.h"
#include "sid.h"
#define DCE8_DCCG_AUDIO_DTO1_PHASE 0x05b8
#define DCE8_DCCG_AUDIO_DTO1_MODULE 0x05bc
u32 dce6_endpoint_rreg(struct radeon_device *rdev,
u32 block_offset, u32 reg)
{
@ -284,8 +287,13 @@ void dce6_dp_audio_set_dto(struct radeon_device *rdev,
* 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);
if (ASIC_IS_DCE8(rdev)) {
WREG32(DCE8_DCCG_AUDIO_DTO1_PHASE, 24000);
WREG32(DCE8_DCCG_AUDIO_DTO1_MODULE, clock);
} else {
WREG32(DCCG_AUDIO_DTO1_PHASE, 24000);
WREG32(DCCG_AUDIO_DTO1_MODULE, clock);
}
}
void dce6_dp_enable(struct drm_encoder *encoder, bool enable)

4
drivers/gpu/drm/radeon/sid.h
View File

@ -912,8 +912,8 @@
#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 DCCG_AUDIO_DTO1_PHASE 0x05c0
#define DCCG_AUDIO_DTO1_MODULE 0x05c4
#define AFMT_AUDIO_SRC_CONTROL 0x713c
#define AFMT_AUDIO_SRC_SELECT(x) (((x) & 7) << 0)