diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2014-09-19 01:26:39 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2014-10-01 17:00:03 +0400 |
| commit | d3d8c141a333879719173a522a89532bf8d32229 (patch) | |
| tree | 61ec67e97f701c524711e2ee7854b78c9dbf6cdc /drivers/gpu/drm/radeon/evergreen_hdmi.c | |
| parent | 721566768787f3b4790d22d993d70befdd440f64 (diff) | |
| download | linux-d3d8c141a333879719173a522a89532bf8d32229.tar.xz | |
drm/radeon: split audio enable between eg and r600 (v2)
Clean up the enable sequence as well.
V2: clean up duplicate defines
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen_hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen_hdmi.c | 39 |
1 files changed, 35 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c index 278c7a139d74..8d5497e34b42 100644 --- a/drivers/gpu/drm/radeon/evergreen_hdmi.c +++ b/drivers/gpu/drm/radeon/evergreen_hdmi.c @@ -38,6 +38,37 @@ extern void dce6_afmt_select_pin(struct drm_encoder *encoder); extern void dce6_afmt_write_latency_fields(struct drm_encoder *encoder, struct drm_display_mode *mode); +/* enable the audio stream */ +static void dce4_audio_enable(struct radeon_device *rdev, + struct r600_audio_pin *pin, + u8 enable_mask) +{ + u32 tmp = RREG32(AZ_HOT_PLUG_CONTROL); + + if (!pin) + return; + + if (enable_mask) { + tmp |= AUDIO_ENABLED; + if (enable_mask & 1) + tmp |= PIN0_AUDIO_ENABLED; + if (enable_mask & 2) + tmp |= PIN1_AUDIO_ENABLED; + if (enable_mask & 4) + tmp |= PIN2_AUDIO_ENABLED; + if (enable_mask & 8) + tmp |= PIN3_AUDIO_ENABLED; + } else { + tmp &= ~(AUDIO_ENABLED | + PIN0_AUDIO_ENABLED | + PIN1_AUDIO_ENABLED | + PIN2_AUDIO_ENABLED | + PIN3_AUDIO_ENABLED); + } + + WREG32(AZ_HOT_PLUG_CONTROL, tmp); +} + /* * update the N and CTS parameters for a given pixel clock rate */ @@ -318,10 +349,10 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode /* disable audio prior to setting up hw */ if (ASIC_IS_DCE6(rdev)) { dig->afmt->pin = dce6_audio_get_pin(rdev); - dce6_audio_enable(rdev, dig->afmt->pin, false); + dce6_audio_enable(rdev, dig->afmt->pin, 0); } else { dig->afmt->pin = r600_audio_get_pin(rdev); - r600_audio_enable(rdev, dig->afmt->pin, false); + dce4_audio_enable(rdev, dig->afmt->pin, 0); } evergreen_audio_set_dto(encoder, mode->clock); @@ -463,9 +494,9 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode /* enable audio after to setting up hw */ if (ASIC_IS_DCE6(rdev)) - dce6_audio_enable(rdev, dig->afmt->pin, true); + dce6_audio_enable(rdev, dig->afmt->pin, 1); else - r600_audio_enable(rdev, dig->afmt->pin, true); + dce4_audio_enable(rdev, dig->afmt->pin, 0xf); } void evergreen_hdmi_enable(struct drm_encoder *encoder, bool enable) |