From d3d8c141a333879719173a522a89532bf8d32229 Mon Sep 17 00:00:00 2001 From: Alex Deucher <alexander.deucher@amd.com> Date: Thu, 18 Sep 2014 17:26:39 -0400 Subject: 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> --- drivers/gpu/drm/radeon/evergreen_hdmi.c | 39 +++++++++++++++++++++++++++++---- 1 file changed, 35 insertions(+), 4 deletions(-) (limited to 'drivers/gpu/drm/radeon/evergreen_hdmi.c') diff --git a/drivers/gpu/drm/radeon/evergreen_hdmi.c b/drivers/gpu/drm/radeon/evergreen_hdmi.c index 278c7a1..8d5497e 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) -- cgit v1.1