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drm/radeon/kms: fix DP setup on TRAVIS bridges

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commit cf2aff6eff upstream.

Supposedly both NUTMEG and TRAVIS should use the same
panel mode, but switching the panel mode for TRAVIS
gets things working.

Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=41569

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alex Deucher
2011-10-28 16:07:36 -04:00
committed by Greg Kroah-Hartman
parent bdcb5dfae2
commit ab60f998af
1 changed files with 5 additions and 2 deletions
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7
drivers/gpu/drm/radeon/atombios_dp.c
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@@ -560,9 +560,12 @@ static void radeon_dp_set_panel_mode(struct drm_encoder *encoder,
if (!ASIC_IS_DCE4(rdev))
return;
if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) !=
ENCODER_OBJECT_ID_NONE)
if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) ==
ENCODER_OBJECT_ID_NUTMEG)
panel_mode = DP_PANEL_MODE_INTERNAL_DP1_MODE;
else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) ==
ENCODER_OBJECT_ID_TRAVIS)
panel_mode = DP_PANEL_MODE_INTERNAL_DP2_MODE;
else if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
u8 tmp = radeon_read_dpcd_reg(radeon_connector, DP_EDP_CONFIGURATION_CAP);
if (tmp & 1)