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drm/radeon/kms/atom: force bpc to 8 for now

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Using the bpc (bits per color) specified by the monitor
can cause problems in some cases.  Until we get a better
handle on how to deal with those cases, just use a bpc of 8.

Reported-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher
2012-03-23 14:44:47 -04:00
committed by Dave Airlie
parent 5936567146
commit 017d213f64
3 changed files with 10 additions and 5 deletions
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4
drivers/gpu/drm/radeon/atombios_encoders.c
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@@ -541,7 +541,7 @@ atombios_dig_encoder_setup(struct drm_encoder *encoder, int action, int panel_mo
dp_clock = dig_connector->dp_clock;
dp_lane_count = dig_connector->dp_lane_count;
hpd_id = radeon_connector->hpd.hpd;
bpc = connector->display_info.bpc;
/* bpc = connector->display_info.bpc; */
}
/* no dig encoder assigned */
@@ -1159,7 +1159,7 @@ atombios_external_encoder_setup(struct drm_encoder *encoder,
dp_lane_count = dig_connector->dp_lane_count;
connector_object_id =
(radeon_connector->connector_object_id & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
bpc = connector->display_info.bpc;
/* bpc = connector->display_info.bpc; */
}
memset(&args, 0, sizeof(args));