diff mbox series

[3/4] drm/msm/dpu: use PINGPONG_NONE for LMs with no PP attached

Message ID 20230430203556.3184252-4-dmitry.baryshkov@linaro.org
State New
Headers show
Series drm/msm/dpu: simplity RM code | expand

Commit Message

Dmitry Baryshkov April 30, 2023, 8:35 p.m. UTC
On msm8998/sdm845 some LM blocks do not have corresponding PINGPONG
block. Currently the driver uses PINGPONG_MAX for such cases. Switch
that to use PINGPONG_NONE instead, which is more logical.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h | 4 ++--
 drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h  | 4 ++--
 drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h             | 3 ++-
 drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c                  | 2 +-
 4 files changed, 7 insertions(+), 6 deletions(-)

Comments

Dmitry Baryshkov May 1, 2023, 10:20 p.m. UTC | #1
On 02/05/2023 01:17, Marijn Suijten wrote:
> On 2023-04-30 23:35:55, Dmitry Baryshkov wrote:
>> On msm8998/sdm845 some LM blocks do not have corresponding PINGPONG
>> block. Currently the driver uses PINGPONG_MAX for such cases. Switch
>> that to use PINGPONG_NONE instead, which is more logical.
> 
> dpu_lm_cfg::pingpong still has a doc-comment stating that PINGPONG_MAX
> is to be used if this is unsupported, that should be updated to read
> PINGPONG_NONE as well.


Ack, missed that. Thanks for the note.

> 
>> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
> 
> Good cleanup otherwise:
> 
> Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
> 
>> ---
>>   drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h | 4 ++--
>>   drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h  | 4 ++--
>>   drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h             | 3 ++-
>>   drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c                  | 2 +-
>>   4 files changed, 7 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
>> index bdcd554fc8a8..6ae30f806ebc 100644
>> --- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
>> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
>> @@ -104,9 +104,9 @@ static const struct dpu_lm_cfg msm8998_lm[] = {
>>   	LM_BLK("lm_2", LM_2, 0x46000, MIXER_MSM8998_MASK,
>>   		&msm8998_lm_sblk, PINGPONG_2, LM_5, 0),
>>   	LM_BLK("lm_3", LM_3, 0x47000, MIXER_MSM8998_MASK,
>> -		&msm8998_lm_sblk, PINGPONG_MAX, 0, 0),
>> +		&msm8998_lm_sblk, PINGPONG_NONE, 0, 0),
>>   	LM_BLK("lm_4", LM_4, 0x48000, MIXER_MSM8998_MASK,
>> -		&msm8998_lm_sblk, PINGPONG_MAX, 0, 0),
>> +		&msm8998_lm_sblk, PINGPONG_NONE, 0, 0),
>>   	LM_BLK("lm_5", LM_5, 0x49000, MIXER_MSM8998_MASK,
>>   		&msm8998_lm_sblk, PINGPONG_3, LM_2, 0),
>>   };
>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h
>> index ceca741e93c9..4a94fd9b64a9 100644
>> --- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h
>> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h
>> @@ -102,9 +102,9 @@ static const struct dpu_lm_cfg sdm845_lm[] = {
>>   	LM_BLK("lm_2", LM_2, 0x46000, MIXER_SDM845_MASK,
>>   		&sdm845_lm_sblk, PINGPONG_2, LM_5, 0),
>>   	LM_BLK("lm_3", LM_3, 0x0, MIXER_SDM845_MASK,
>> -		&sdm845_lm_sblk, PINGPONG_MAX, 0, 0),
>> +		&sdm845_lm_sblk, PINGPONG_NONE, 0, 0),
>>   	LM_BLK("lm_4", LM_4, 0x0, MIXER_SDM845_MASK,
>> -		&sdm845_lm_sblk, PINGPONG_MAX, 0, 0),
>> +		&sdm845_lm_sblk, PINGPONG_NONE, 0, 0),
>>   	LM_BLK("lm_5", LM_5, 0x49000, MIXER_SDM845_MASK,
>>   		&sdm845_lm_sblk, PINGPONG_3, LM_2, 0),
>>   };
>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h
>> index 2d9192a6ce00..56826a92c155 100644
>> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h
>> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h
>> @@ -191,7 +191,8 @@ enum dpu_dsc {
>>   };
>>   
>>   enum dpu_pingpong {
>> -	PINGPONG_0 = 1,
>> +	PINGPONG_NONE,
>> +	PINGPONG_0,
>>   	PINGPONG_1,
>>   	PINGPONG_2,
>>   	PINGPONG_3,
>> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
>> index d5a06628885e..bf7b8e7c45b1 100644
>> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
>> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
>> @@ -117,7 +117,7 @@ int dpu_rm_init(struct dpu_rm *rm,
>>   		struct dpu_hw_mixer *hw;
>>   		const struct dpu_lm_cfg *lm = &cat->mixer[i];
>>   
>> -		if (lm->pingpong == PINGPONG_MAX) {
>> +		if (lm->pingpong == PINGPONG_NONE) {
>>   			DPU_DEBUG("skip mixer %d without pingpong\n", lm->id);
>>   			continue;
>>   		}
>> -- 
>> 2.39.2
>>
diff mbox series

Patch

diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
index bdcd554fc8a8..6ae30f806ebc 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_3_0_msm8998.h
@@ -104,9 +104,9 @@  static const struct dpu_lm_cfg msm8998_lm[] = {
 	LM_BLK("lm_2", LM_2, 0x46000, MIXER_MSM8998_MASK,
 		&msm8998_lm_sblk, PINGPONG_2, LM_5, 0),
 	LM_BLK("lm_3", LM_3, 0x47000, MIXER_MSM8998_MASK,
-		&msm8998_lm_sblk, PINGPONG_MAX, 0, 0),
+		&msm8998_lm_sblk, PINGPONG_NONE, 0, 0),
 	LM_BLK("lm_4", LM_4, 0x48000, MIXER_MSM8998_MASK,
-		&msm8998_lm_sblk, PINGPONG_MAX, 0, 0),
+		&msm8998_lm_sblk, PINGPONG_NONE, 0, 0),
 	LM_BLK("lm_5", LM_5, 0x49000, MIXER_MSM8998_MASK,
 		&msm8998_lm_sblk, PINGPONG_3, LM_2, 0),
 };
diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h
index ceca741e93c9..4a94fd9b64a9 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_4_0_sdm845.h
@@ -102,9 +102,9 @@  static const struct dpu_lm_cfg sdm845_lm[] = {
 	LM_BLK("lm_2", LM_2, 0x46000, MIXER_SDM845_MASK,
 		&sdm845_lm_sblk, PINGPONG_2, LM_5, 0),
 	LM_BLK("lm_3", LM_3, 0x0, MIXER_SDM845_MASK,
-		&sdm845_lm_sblk, PINGPONG_MAX, 0, 0),
+		&sdm845_lm_sblk, PINGPONG_NONE, 0, 0),
 	LM_BLK("lm_4", LM_4, 0x0, MIXER_SDM845_MASK,
-		&sdm845_lm_sblk, PINGPONG_MAX, 0, 0),
+		&sdm845_lm_sblk, PINGPONG_NONE, 0, 0),
 	LM_BLK("lm_5", LM_5, 0x49000, MIXER_SDM845_MASK,
 		&sdm845_lm_sblk, PINGPONG_3, LM_2, 0),
 };
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h
index 2d9192a6ce00..56826a92c155 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_mdss.h
@@ -191,7 +191,8 @@  enum dpu_dsc {
 };
 
 enum dpu_pingpong {
-	PINGPONG_0 = 1,
+	PINGPONG_NONE,
+	PINGPONG_0,
 	PINGPONG_1,
 	PINGPONG_2,
 	PINGPONG_3,
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
index d5a06628885e..bf7b8e7c45b1 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
@@ -117,7 +117,7 @@  int dpu_rm_init(struct dpu_rm *rm,
 		struct dpu_hw_mixer *hw;
 		const struct dpu_lm_cfg *lm = &cat->mixer[i];
 
-		if (lm->pingpong == PINGPONG_MAX) {
+		if (lm->pingpong == PINGPONG_NONE) {
 			DPU_DEBUG("skip mixer %d without pingpong\n", lm->id);
 			continue;
 		}