drm/radeon/evergreen: write default channel numbers (f93e3fc3) · Commits · 戴 / test

drivers/gpu/drm/radeon/evergreen_hdmi.c

+21 −0

Original line number	Diff line number	Diff line
		@@ -143,6 +143,27 @@ void evergreen_hdmi_setmode(struct drm_encoder *encoder, struct drm_display_mode

		evergreen_hdmi_update_ACR(encoder, mode->clock);

		WREG32(AFMT_60958_0 + offset,
		AFMT_60958_CS_CHANNEL_NUMBER_L(1));

		WREG32(AFMT_60958_1 + offset,
		AFMT_60958_CS_CHANNEL_NUMBER_R(2));

		WREG32(AFMT_60958_2 + offset,
		AFMT_60958_CS_CHANNEL_NUMBER_2(3) \|
		AFMT_60958_CS_CHANNEL_NUMBER_3(4) \|
		AFMT_60958_CS_CHANNEL_NUMBER_4(5) \|
		AFMT_60958_CS_CHANNEL_NUMBER_5(6) \|
		AFMT_60958_CS_CHANNEL_NUMBER_6(7) \|
		AFMT_60958_CS_CHANNEL_NUMBER_7(8));

		/* fglrx sets 0x0001005f \| (x & 0x00fc0000) in 0x5f78 here */

		WREG32(AFMT_AUDIO_PACKET_CONTROL2 + offset,
		AFMT_AUDIO_CHANNEL_ENABLE(0xff));

		/* fglrx sets 0x40 in 0x5f80 here */

		err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
		if (err < 0) {
		DRM_ERROR("failed to setup AVI infoframe: %zd\n", err);