diff options
| author |   Rafał Miłecki <zajec5@gmail.com> | 2011-12-07 23:32:24 +0100 |
|---|---|---|
| committer |   Dave Airlie <airlied@redhat.com> | 2011-12-19 18:40:26 +0000 |
| commit | 69d2ae574b3a4b35e4970d8dec0bd598cfbe68a8 (patch) | |
| tree | 5210cb06b6e421c24cf03391ccdd7e32c57937de /drivers/gpu/drm | |
| parent | drm/radeon/kms: minor HDMI audio cleanups (diff) | |
| download | linux-dev-69d2ae574b3a4b35e4970d8dec0bd598cfbe68a8.tar.xz linux-dev-69d2ae574b3a4b35e4970d8dec0bd598cfbe68a8.zip | |
drm/radeon/kms: support for audio on Evergreen
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 14 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen_reg.h | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/r600_audio.c | 22 |
3 files changed, 41 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index e4c384b9511c..a7da8d437161 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -3069,6 +3069,12 @@ static int evergreen_startup(struct radeon_device *rdev) if (r) return r; + r = r600_audio_init(rdev); + if (r) { + DRM_ERROR("radeon: audio init failed\n"); + return r; + } + return 0; } @@ -3100,12 +3106,19 @@ int evergreen_resume(struct radeon_device *rdev) return r; } + r = r600_audio_init(rdev); + if (r) { + DRM_ERROR("radeon: audio resume failed\n"); + return r; + } + return r; } int evergreen_suspend(struct radeon_device *rdev) { + r600_audio_fini(rdev); /* FIXME: we should wait for ring to be empty */ r700_cp_stop(rdev); rdev->cp.ready = false; @@ -3225,6 +3238,7 @@ int evergreen_init(struct radeon_device *rdev) void evergreen_fini(struct radeon_device *rdev) { + r600_audio_fini(rdev); r600_blit_fini(rdev); r700_cp_fini(rdev); r600_irq_fini(rdev); diff --git a/drivers/gpu/drm/radeon/evergreen_reg.h b/drivers/gpu/drm/radeon/evergreen_reg.h index c781c92c3451..01cff84ba71f 100644 --- a/drivers/gpu/drm/radeon/evergreen_reg.h +++ b/drivers/gpu/drm/radeon/evergreen_reg.h @@ -35,6 +35,14 @@ #define EVERGREEN_P1PLL_SS_CNTL 0x414 #define EVERGREEN_P2PLL_SS_CNTL 0x454 # define EVERGREEN_PxPLL_SS_EN (1 << 12) + +#define EVERGREEN_AUDIO_PLL1_MUL 0x5b0 +#define EVERGREEN_AUDIO_PLL1_DIV 0x5b4 +#define EVERGREEN_AUDIO_PLL1_UNK 0x5bc + +#define EVERGREEN_AUDIO_ENABLE 0x5e78 +#define EVERGREEN_AUDIO_VENDOR_ID 0x5ec0 + /* GRPH blocks at 0x6800, 0x7400, 0x10000, 0x10c00, 0x11800, 0x12400 */ #define EVERGREEN_GRPH_ENABLE 0x6800 #define EVERGREEN_GRPH_CONTROL 0x6804 diff --git a/drivers/gpu/drm/radeon/r600_audio.c b/drivers/gpu/drm/radeon/r600_audio.c index fa3bb537893f..ba66f3093d46 100644 --- a/drivers/gpu/drm/radeon/r600_audio.c +++ b/drivers/gpu/drm/radeon/r600_audio.c @@ -36,7 +36,7 @@ */ static int r600_audio_chipset_supported(struct radeon_device *rdev) { - return (rdev->family >= CHIP_R600 && !ASIC_IS_DCE4(rdev)) + return (rdev->family >= CHIP_R600 && !ASIC_IS_DCE5(rdev)) || rdev->family == CHIP_RS600 || rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740; @@ -161,8 +161,18 @@ static void r600_audio_update_hdmi(unsigned long param) */ static void r600_audio_engine_enable(struct radeon_device *rdev, bool enable) { + u32 value = 0; DRM_INFO("%s audio support\n", enable ? "Enabling" : "Disabling"); - WREG32_P(R600_AUDIO_ENABLE, enable ? 0x81000000 : 0x0, ~0x81000000); + 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); + } rdev->audio_enabled = enable; } @@ -249,7 +259,13 @@ void r600_audio_set_clock(struct drm_encoder *encoder, int clock) } if (ASIC_IS_DCE4(rdev)) { - /* TODO */ + /* TODO: other PLLs? */ + WREG32(EVERGREEN_AUDIO_PLL1_MUL, base_rate * 10); + WREG32(EVERGREEN_AUDIO_PLL1_DIV, clock * 10); + WREG32(EVERGREEN_AUDIO_PLL1_UNK, 0x00000071); + + /* Some magic trigger or src sel? */ + WREG32_P(0x5ac, 0x01, ~0x77); } else { switch (dig->dig_encoder) { case 0: |