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Commit 700698e7 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
Browse files

drm/radeon/kms: need to set up ss on DP bridges as well 

Makes Nutmeg DP to VGA bridges work for me.

Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=42490



Noticed by Jerome Glisse (after weeks of debugging).

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent c629eaf8

drivers/gpu/drm/radeon/atombios_crtc.c

+2 −2
Original line number Diff line number Diff line
@@ -958,8 +958,8 @@ static void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode 
		break;

	}



	if (radeon_encoder->active_device &

	    (ATOM_DEVICE_LCD_SUPPORT | ATOM_DEVICE_DFP_SUPPORT)) {

	if ((radeon_encoder->active_device & (ATOM_DEVICE_LCD_SUPPORT | ATOM_DEVICE_DFP_SUPPORT)) ||

	    (radeon_encoder_get_dp_bridge_encoder_id(encoder) != ENCODER_OBJECT_ID_NONE)) {

		struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;

		struct drm_connector *connector =

			radeon_get_connector_for_encoder(encoder);