diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2012-03-26 23:12:54 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-04-24 12:50:12 +0400 |
| commit | eccea7920cfb009c2fa40e9ecdce8c36f61cab66 (patch) | |
| tree | 70a7a63caaa8f8c8373c40cd2ac0641750ba2a56 /drivers/gpu/drm/radeon/atombios_dp.c | |
| parent | 9923777dff4543050fdf938cf6b19f6d4376b7c5 (diff) | |
| download | linux-eccea7920cfb009c2fa40e9ecdce8c36f61cab66.tar.xz | |
drm/radeon/kms: improve bpc handling (v2)
Improve handling of bpc (bits per color) in radeon.
In most cases we want 8 except for HDMI, DP, LVDS, and eDP.
v2: handle DP better.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Tested-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_dp.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_dp.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index c57d85664e77..cadbb107c803 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -405,13 +405,10 @@ static void dp_get_adjust_train(u8 link_status[DP_LINK_STATUS_SIZE], /* get bpc from the EDID */ static int convert_bpc_to_bpp(int bpc) { -#if 0 if (bpc == 0) return 24; else return bpc * 3; -#endif - return 24; } /* get the max pix clock supported by the link rate and lane num */ @@ -463,7 +460,7 @@ static int radeon_dp_get_dp_lane_number(struct drm_connector *connector, u8 dpcd[DP_DPCD_SIZE], int pix_clock) { - int bpp = convert_bpc_to_bpp(connector->display_info.bpc); + int bpp = convert_bpc_to_bpp(radeon_get_monitor_bpc(connector)); int max_link_rate = dp_get_max_link_rate(dpcd); int max_lane_num = dp_get_max_lane_number(dpcd); int lane_num; @@ -482,7 +479,7 @@ static int radeon_dp_get_dp_link_clock(struct drm_connector *connector, u8 dpcd[DP_DPCD_SIZE], int pix_clock) { - int bpp = convert_bpc_to_bpp(connector->display_info.bpc); + int bpp = convert_bpc_to_bpp(radeon_get_monitor_bpc(connector)); int lane_num, max_pix_clock; if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) == |