drm/radeon: properly set dto for dp on DCE4/5 (aeefd07e) · Commits · 戴 / test

drivers/gpu/drm/radeon/evergreen_hdmi.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -294,7 +294,7 @@ void dce4_dp_audio_set_dto(struct radeon_device *rdev,
		* 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);
		WREG32(DCCG_AUDIO_DTO1_MODULE, clock);
		}

		void dce4_set_vbi_packet(struct drm_encoder *encoder, u32 offset)

+8 −1

Original line number	Diff line number	Diff line
		@@ -724,6 +724,10 @@ static void radeon_audio_dp_mode_set(struct drm_encoder *encoder,
		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 drm_connector *connector = radeon_get_connector_for_encoder(encoder);
		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		struct radeon_connector_atom_dig *dig_connector =
		radeon_connector->con_priv;

		if (!dig \|\| !dig->afmt)
		return;
		@@ -731,7 +735,10 @@ static void radeon_audio_dp_mode_set(struct drm_encoder *encoder,
		radeon_audio_write_speaker_allocation(encoder);
		radeon_audio_write_sad_regs(encoder);
		radeon_audio_write_latency_fields(encoder, mode);
		if (rdev->clock.dp_extclk \|\| ASIC_IS_DCE5(rdev))
		radeon_audio_set_dto(encoder, rdev->clock.default_dispclk * 10);
		else
		radeon_audio_set_dto(encoder, dig_connector->dp_clock);
		radeon_audio_set_audio_packet(encoder);
		radeon_audio_select_pin(encoder);