disp: msm: sde: update unmult offsets

Unmult feature is currently using offsets from previous targets.
This leads to unexpected alpha transparency errors on screen.
This change updates the new offsets based on hw version and
retains the original offsets for backward compatibility.

Change-Id: Icdba050371a583f1a20b91a451be3324de12c2cf
Signed-off-by: Nilaan Gunabalachandran <ngunabal@codeaurora.org>

msm/sde/sde_hw_sspp.c

@@ -46,10 +46,6 @@
 #define SSPP_UIDLE_CTRL_VALUE_REC1         0x1f4
 
 /* SSPP_DGM */
-#define SSPP_DGM_OP_MODE                   0x804
-#define SSPP_DGM_OP_MODE_REC1              0x1804
-#define SSPP_GAMUT_UNMULT_MODE             0x1EA0
-
 #define SSPP_DGM_0                         0x9F0
 #define SSPP_DGM_1                         0x19F0
 #define SSPP_DGM_SIZE                      0x420
@@ -1325,27 +1321,32 @@ static void sde_hw_sspp_setup_inverse_pma(struct sde_hw_pipe *ctx,
 			enum sde_sspp_multirect_index index, u32 enable)
 {
 	u32 op_mode = 0;
+	u32 offset;
 
 	if (!ctx || (index == SDE_SSPP_RECT_1))
 		return;
 
+	offset = ctx->cap->sblk->unmult_offset[0];
+
 	if (enable)
 		op_mode |= BIT(0);
 
-	SDE_REG_WRITE(&ctx->hw, SSPP_GAMUT_UNMULT_MODE, op_mode);
+	SDE_REG_WRITE(&ctx->hw, offset, op_mode);
 }
 
 static void sde_hw_sspp_setup_dgm_inverse_pma(struct sde_hw_pipe *ctx,
 			enum sde_sspp_multirect_index index, u32 enable)
 {
-	u32 offset = SSPP_DGM_OP_MODE;
+	u32 offset;
 	u32 op_mode = 0;
 
 	if (!ctx)
 		return;
 
 	if (index == SDE_SSPP_RECT_1)
-		offset = SSPP_DGM_OP_MODE_REC1;
+		offset = ctx->cap->sblk->unmult_offset[1];
+	else
+		offset = ctx->cap->sblk->unmult_offset[0];
 
 	op_mode = SDE_REG_READ(&ctx->hw, offset);