msm: sde: demura support for register dma

Demura block of dpu will use the register dma path for programming.
Change updates the register dma frame-work to allow programming of the
demura block.

Change-Id: Ie5a64df1b2fffcb84d9554e5211249892ed2d96d
Signed-off-by: Gopikrishnaiah Anandan <agopik@codeaurora.org>

msm/sde/sde_hw_dspp.c

@@ -284,6 +284,22 @@ static void dspp_spr(struct sde_hw_dspp *c)
 	}
 }
 
+static void dspp_demura(struct sde_hw_dspp *c)
+{
+	int ret;
+
+	if (c->cap->sblk->demura.version == SDE_COLOR_PROCESS_VER(0x1, 0x0)) {
+		ret = reg_dmav1_init_dspp_op_v4(SDE_DSPP_DEMURA, c->idx);
+		c->ops.setup_demura_cfg = NULL;
+		c->ops.setup_demura_backlight_cfg = NULL;
+		if (!ret) {
+			c->ops.setup_demura_cfg = reg_dmav1_setup_demurav1;
+			c->ops.setup_demura_backlight_cfg =
+				sde_demura_backlight_cfg;
+		}
+	}
+}
+
 static void (*dspp_blocks[SDE_DSPP_MAX])(struct sde_hw_dspp *c);
 
 static void _init_dspp_ops(void)
@@ -302,6 +318,7 @@ static void _init_dspp_ops(void)
 	dspp_blocks[SDE_DSPP_LTM] = dspp_ltm;
 	dspp_blocks[SDE_DSPP_RC] = dspp_rc;
 	dspp_blocks[SDE_DSPP_SPR] = dspp_spr;
+	dspp_blocks[SDE_DSPP_DEMURA] = dspp_demura;
 }
 
 static void _setup_dspp_ops(struct sde_hw_dspp *c, unsigned long features)