SM8550 uses new register to map SSPP_DMA4 and SSPP_DMA5 units to blend
stages. Add proper support for this register to allow using these two
planes for image processing.
Fixes: efcd0107727c ("drm/msm/dpu: add support for SM8550")
Cc: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
.../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c | 15 +++++++++------
.../gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h | 2 ++
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 19 +++++++++++++++++++
3 files changed, 30 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
index 835d6d2c4115..504a22c76412 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c
@@ -67,6 +67,9 @@
#define CTL_SC7280_MASK \
(BIT(DPU_CTL_ACTIVE_CFG) | BIT(DPU_CTL_FETCH_ACTIVE) | BIT(DPU_CTL_VM_CFG))
+#define CTL_SM8550_MASK \
+ (CTL_SC7280_MASK | BIT(DPU_CTL_HAS_LAYER_EXT4))
+
#define MERGE_3D_SM8150_MASK (0)
#define DSPP_MSM8998_MASK BIT(DPU_DSPP_PCC) | BIT(DPU_DSPP_GC)
@@ -999,37 +1002,37 @@ static const struct dpu_ctl_cfg sm8550_ctl[] = {
{
.name = "ctl_0", .id = CTL_0,
.base = 0x15000, .len = 0x290,
- .features = CTL_SC7280_MASK | BIT(DPU_CTL_SPLIT_DISPLAY),
+ .features = CTL_SM8550_MASK | BIT(DPU_CTL_SPLIT_DISPLAY),
.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 9),
},
{
.name = "ctl_1", .id = CTL_1,
.base = 0x16000, .len = 0x290,
- .features = CTL_SC7280_MASK | BIT(DPU_CTL_SPLIT_DISPLAY),
+ .features = CTL_SM8550_MASK | BIT(DPU_CTL_SPLIT_DISPLAY),
.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 10),
},
{
.name = "ctl_2", .id = CTL_2,
.base = 0x17000, .len = 0x290,
- .features = CTL_SC7280_MASK,
+ .features = CTL_SM8550_MASK,
.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 11),
},
{
.name = "ctl_3", .id = CTL_3,
.base = 0x18000, .len = 0x290,
- .features = CTL_SC7280_MASK,
+ .features = CTL_SM8550_MASK,
.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 12),
},
{
.name = "ctl_4", .id = CTL_4,
.base = 0x19000, .len = 0x290,
- .features = CTL_SC7280_MASK,
+ .features = CTL_SM8550_MASK,
.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 13),
},
{
.name = "ctl_5", .id = CTL_5,
.base = 0x1a000, .len = 0x290,
- .features = CTL_SC7280_MASK,
+ .features = CTL_SM8550_MASK,
.intr_start = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR2, 23),
},
};
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
index a1f18d53db6d..d152fef438f9 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.h
@@ -199,6 +199,7 @@ enum {
* @DPU_CTL_SPLIT_DISPLAY: CTL supports video mode split display
* @DPU_CTL_FETCH_ACTIVE: Active CTL for fetch HW (SSPPs)
* @DPU_CTL_VM_CFG: CTL config to support multiple VMs
+ * @DPU_CTL_HAS_LAYER_EXT4: CTL has the CTL_LAYER_EXT4 register
* @DPU_CTL_MAX
*/
enum {
@@ -206,6 +207,7 @@ enum {
DPU_CTL_ACTIVE_CFG,
DPU_CTL_FETCH_ACTIVE,
DPU_CTL_VM_CFG,
+ DPU_CTL_HAS_LAYER_EXT4,
DPU_CTL_MAX
};
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
index a35ecb6676c8..f4fdf537616c 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
@@ -17,6 +17,8 @@
(0x70 + (((lm) - LM_0) * 0x004))
#define CTL_LAYER_EXT3(lm) \
(0xA0 + (((lm) - LM_0) * 0x004))
+#define CTL_LAYER_EXT4(lm) \
+ (0xB8 + (((lm) - LM_0) * 0x004))
#define CTL_TOP 0x014
#define CTL_FLUSH 0x018
#define CTL_START 0x01C
@@ -383,6 +385,7 @@ static void dpu_hw_ctl_setup_blendstage(struct dpu_hw_ctl *ctx,
struct dpu_hw_blk_reg_map *c = &ctx->hw;
u32 mixercfg = 0, mixercfg_ext = 0, mix, ext;
u32 mixercfg_ext2 = 0, mixercfg_ext3 = 0;
+ u32 mixercfg_ext4 = 0;
int i, j;
int stages;
int pipes_per_stage;
@@ -492,6 +495,20 @@ static void dpu_hw_ctl_setup_blendstage(struct dpu_hw_ctl *ctx,
mixercfg_ext2 |= mix << 4;
}
break;
+ case SSPP_DMA4:
+ if (rect_index == DPU_SSPP_RECT_1) {
+ mixercfg_ext4 |= ((i + 1) & 0xF) << 8;
+ } else {
+ mixercfg_ext4 |= ((i + 1) & 0xF) << 0;
+ }
+ break;
+ case SSPP_DMA5:
+ if (rect_index == DPU_SSPP_RECT_1) {
+ mixercfg_ext4 |= ((i + 1) & 0xF) << 12;
+ } else {
+ mixercfg_ext4 |= ((i + 1) & 0xF) << 4;
+ }
+ break;
case SSPP_CURSOR0:
mixercfg_ext |= ((i + 1) & 0xF) << 20;
break;
@@ -509,6 +526,8 @@ static void dpu_hw_ctl_setup_blendstage(struct dpu_hw_ctl *ctx,
DPU_REG_WRITE(c, CTL_LAYER_EXT(lm), mixercfg_ext);
DPU_REG_WRITE(c, CTL_LAYER_EXT2(lm), mixercfg_ext2);
DPU_REG_WRITE(c, CTL_LAYER_EXT3(lm), mixercfg_ext3);
+ if ((test_bit(DPU_CTL_HAS_LAYER_EXT4, &ctx->caps->features)))
+ DPU_REG_WRITE(c, CTL_LAYER_EXT4(lm), mixercfg_ext4);
}
