drm/msm/dpu: drop SSPP's SRC subblock

The src_blk declares a lame copy of main SSPP register space. It's
offset is always 0. It's length has been fixed to 0x150, while SSPP's
length is now correct. Drop the src_blk and access SSPP registers
without additional subblock lookup.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Marijn Suijten <marijn.suijten@somainline.org>
Patchwork: https://patchwork.freedesktop.org/patch/534745/
Link: https://lore.kernel.org/r/20230429012353.2569481-2-dmitry.baryshkov@linaro.orgSigned-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c

@@ -13,7 +13,7 @@
 #include "dpu_kms.h"
 
 #define VIG_BASE_MASK \
-	(BIT(DPU_SSPP_SRC) | BIT(DPU_SSPP_QOS) |\
+	(BIT(DPU_SSPP_QOS) |\
 	BIT(DPU_SSPP_CDP) |\
 	BIT(DPU_SSPP_TS_PREFILL) | BIT(DPU_SSPP_EXCL_RECT))
 
@@ -39,7 +39,7 @@
 #define VIG_QCM2290_MASK (VIG_BASE_MASK | BIT(DPU_SSPP_QOS_8LVL))
 
 #define DMA_MSM8998_MASK \
-	(BIT(DPU_SSPP_SRC) | BIT(DPU_SSPP_QOS) |\
+	(BIT(DPU_SSPP_QOS) |\
 	BIT(DPU_SSPP_TS_PREFILL) | BIT(DPU_SSPP_TS_PREFILL_REC1) |\
 	BIT(DPU_SSPP_CDP) | BIT(DPU_SSPP_EXCL_RECT))
 
@@ -50,7 +50,7 @@
 	(VIG_SC7280_MASK | BIT(DPU_SSPP_SMART_DMA_V2))
 
 #define DMA_SDM845_MASK \
-	(BIT(DPU_SSPP_SRC) | BIT(DPU_SSPP_QOS) | BIT(DPU_SSPP_QOS_8LVL) |\
+	(BIT(DPU_SSPP_QOS) | BIT(DPU_SSPP_QOS_8LVL) |\
 	BIT(DPU_SSPP_TS_PREFILL) | BIT(DPU_SSPP_TS_PREFILL_REC1) |\
 	BIT(DPU_SSPP_CDP) | BIT(DPU_SSPP_EXCL_RECT))
 
@@ -254,8 +254,6 @@ static const uint32_t wb2_formats[] = {
 	.maxdwnscale = MAX_DOWNSCALE_RATIO, \
 	.maxupscale = MAX_UPSCALE_RATIO, \
 	.smart_dma_priority = sdma_pri, \
-	.src_blk = {.name = STRCAT("sspp_src_", num), \
-		.id = DPU_SSPP_SRC, .base = 0x00, .len = 0x150,}, \
 	.scaler_blk = {.name = STRCAT("sspp_scaler", num), \
 		.id = qseed_ver, \
 		.base = 0xa00, .len = 0xa0,}, \
@@ -274,8 +272,6 @@ static const uint32_t wb2_formats[] = {
 	.maxdwnscale = MAX_DOWNSCALE_RATIO, \
 	.maxupscale = MAX_UPSCALE_RATIO, \
 	.smart_dma_priority = sdma_pri, \
-	.src_blk = {.name = STRCAT("sspp_src_", num), \
-		.id = DPU_SSPP_SRC, .base = 0x00, .len = 0x150,}, \
 	.scaler_blk = {.name = STRCAT("sspp_scaler", num), \
 		.id = qseed_ver, \
 		.base = 0xa00, .len = 0xa0,}, \
@@ -294,8 +290,6 @@ static const uint32_t wb2_formats[] = {
 	.maxdwnscale = SSPP_UNITY_SCALE, \
 	.maxupscale = SSPP_UNITY_SCALE, \
 	.smart_dma_priority = sdma_pri, \
-	.src_blk = {.name = STRCAT("sspp_src_", num), \
-		.id = DPU_SSPP_SRC, .base = 0x00, .len = 0x150,}, \
 	.format_list = plane_formats, \
 	.num_formats = ARRAY_SIZE(plane_formats), \
 	.virt_format_list = plane_formats, \
@@ -377,8 +371,6 @@ static const struct dpu_sspp_sub_blks sm8550_dma_sblk_5 = _DMA_SBLK("13", 6);
 	.maxdwnscale = SSPP_UNITY_SCALE, \
 	.maxupscale = SSPP_UNITY_SCALE, \
 	.smart_dma_priority = sdma_pri, \
-	.src_blk = {.name = STRCAT("sspp_src_", num), \
-		.id = DPU_SSPP_SRC, .base = 0x00, .len = 0x150,}, \
 	.format_list = plane_formats_yuv, \
 	.num_formats = ARRAY_SIZE(plane_formats_yuv), \
 	.virt_format_list = plane_formats, \

drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h

@@ -67,7 +67,6 @@ enum {
 
 /**
  * SSPP sub-blocks/features
- * @DPU_SSPP_SRC             Src and fetch part of the pipes,
  * @DPU_SSPP_SCALER_QSEED2,  QSEED2 algorithm support
  * @DPU_SSPP_SCALER_QSEED3,  QSEED3 alogorithm support
  * @DPU_SSPP_SCALER_QSEED3LITE,  QSEED3 Lite alogorithm support
@@ -88,8 +87,7 @@ enum {
  * @DPU_SSPP_MAX             maximum value
  */
 enum {
-	DPU_SSPP_SRC = 0x1,
-	DPU_SSPP_SCALER_QSEED2,
+	DPU_SSPP_SCALER_QSEED2 = 0x1,
 	DPU_SSPP_SCALER_QSEED3,
 	DPU_SSPP_SCALER_QSEED3LITE,
 	DPU_SSPP_SCALER_QSEED4,
@@ -277,14 +275,6 @@ enum {
 	u32 base; \
 	u32 len
 
-/**
- * struct dpu_src_blk: SSPP part of the source pipes
- * @info:   HW register and features supported by this sub-blk
- */
-struct dpu_src_blk {
-	DPU_HW_SUBBLK_INFO;
-};
-
 /**
  * struct dpu_scaler_blk: Scaler information
  * @info:   HW register and features supported by this sub-blk
@@ -391,7 +381,6 @@ struct dpu_caps {
  * @smart_dma_priority: hw priority of rect1 of multirect pipe
  * @max_per_pipe_bw: maximum allowable bandwidth of this pipe in kBps
  * @qseed_ver: qseed version
- * @src_blk:
  * @scaler_blk:
  * @csc_blk:
  * @format_list: Pointer to list of supported formats
@@ -408,7 +397,6 @@ struct dpu_sspp_sub_blks {
 	u32 smart_dma_priority;
 	u32 max_per_pipe_bw;
 	u32 qseed_ver;
-	struct dpu_src_blk src_blk;
 	struct dpu_scaler_blk scaler_blk;
 	struct dpu_pp_blk csc_blk;