Add the case to reserve multiple pair mixer for high resolution
Signed-off-by: Jun Nie <jun....@linaro.org>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 6 +++---
drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 8 +++++++-
2 files changed, 10 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 33cfd94badaba..f57725ad494d2 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -54,7 +54,7 @@
#define MAX_PHYS_ENCODERS_PER_VIRTUAL \
(MAX_H_TILES_PER_DISPLAY * NUM_PHYS_ENCODER_TYPES)
-#define MAX_CHANNELS_PER_ENC 2
+#define MAX_CHANNELS_PER_ENC 4
#define IDLE_SHORT_TIMEOUT 1
@@ -2029,8 +2029,8 @@ static void dpu_encoder_helper_reset_mixers(struct
dpu_encoder_phys *phys_enc)
struct dpu_hw_mixer_cfg mixer;
int i, num_lm;
struct dpu_global_state *global_state;
- struct dpu_hw_blk *hw_lm[2];
- struct dpu_hw_mixer *hw_mixer[2];
+ struct dpu_hw_blk *hw_lm[MAX_CHANNELS_PER_ENC];
+ struct dpu_hw_mixer *hw_mixer[MAX_CHANNELS_PER_ENC];
struct dpu_hw_ctl *ctl = phys_enc->hw_ctl;
memset(&mixer, 0, sizeof(mixer));
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
index e219d706610c2..77d7ff789346e 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
@@ -306,7 +306,11 @@ static int _dpu_rm_reserve_lms(struct dpu_rm *rm,
if (!rm->mixer_blks[i])
continue;
- lm_count = 0;
+ /*
+ * Clear the last bit to drop the previous primary mixer if
+ * fail to find its peer.
+ */
+ lm_count &= 0xfe;
lm_idx[lm_count] = i;
if (!_dpu_rm_check_lm_and_get_connected_blks(rm, global_state,
@@ -353,6 +357,8 @@ static int _dpu_rm_reserve_lms(struct dpu_rm *rm,
trace_dpu_rm_reserve_lms(lm_idx[i] + LM_0, enc_id,
pp_idx[i] + PINGPONG_0);
+ DPU_DEBUG("reserve lm[%d]:%d, pp_idx[%d]:%d, dspp[%d]:%d for
enc_id %d\n",
+ i, lm_idx[i], i, pp_idx[i], i, dspp_idx[i], enc_id);
}
return 0;
--
2.34.1
