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authorKalyan Thota <kalyan_t@codeaurora.org>2020-06-11 18:25:15 +0530
committerRob Clark <robdclark@chromium.org>2020-06-11 20:03:13 -0700
commit5fddd4f5db873035cbf916495e8a8769f77673bc (patch)
tree822cf854c8db16f048186ae7607a66dafd51c612 /drivers/gpu/drm/msm
parent1cb2c4a2c89b2004a36399860c85a1af9b3fcba7 (diff)
drm/msm/dpu: request for display color blocks based on hw catalog entry
Request for color processing blocks only if they are available in the display hw catalog and they are sufficient in number for the selection. Signed-off-by: Kalyan Thota <kalyan_t@codeaurora.org> Fixes: e47616df008b ("drm/msm/dpu: add support for color processing Tested-by: John Stultz <john.stultz@linaro.org> Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm')
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 63976dcd2ac8..9f8de773ed59 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -521,7 +521,7 @@ static struct msm_display_topology dpu_encoder_get_topology(
struct dpu_kms *dpu_kms,
struct drm_display_mode *mode)
{
- struct msm_display_topology topology;
+ struct msm_display_topology topology = {0};
int i, intf_count = 0;
for (i = 0; i < MAX_PHYS_ENCODERS_PER_VIRTUAL; i++)
@@ -537,7 +537,8 @@ static struct msm_display_topology dpu_encoder_get_topology(
* 1 LM, 1 INTF
* 2 LM, 1 INTF (stream merge to support high resolution interfaces)
*
- * Adding color blocks only to primary interface
+ * Adding color blocks only to primary interface if available in
+ * sufficient number
*/
if (intf_count == 2)
topology.num_lm = 2;
@@ -546,8 +547,11 @@ static struct msm_display_topology dpu_encoder_get_topology(
else
topology.num_lm = (mode->hdisplay > MAX_HDISPLAY_SPLIT) ? 2 : 1;
- if (dpu_enc->disp_info.intf_type == DRM_MODE_ENCODER_DSI)
- topology.num_dspp = topology.num_lm;
+ if (dpu_enc->disp_info.intf_type == DRM_MODE_ENCODER_DSI) {
+ if (dpu_kms->catalog->dspp &&
+ (dpu_kms->catalog->dspp_count >= topology.num_lm))
+ topology.num_dspp = topology.num_lm;
+ }
topology.num_enc = 0;
topology.num_intf = intf_count;