drm/msm/dpu: catalog: add comments regarding DPU_CTL_SPLIT_DISPLAY

For sm8150+ the DPU_CTL_SPLIT_DISPLAY should be replaced with
DPU_CTL_ACTIVE_CFG support (which supports having a single CTL for both
interfaces in a split). Add comments where this conversion is required.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/530871/
Link: https://lore.kernel.org/r/20230404130622.509628-31-dmitry.baryshkov@linaro.orgSigned-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_5_0_sm8150.h

@@ -42,6 +42,7 @@ static const struct dpu_mdp_cfg sm8150_mdp[] = {
 	},
 };
 
+/* FIXME: get rid of DPU_CTL_SPLIT_DISPLAY in favour of proper ACTIVE_CTL support */
 static const struct dpu_ctl_cfg sm8150_ctl[] = {
 	{
 	.name = "ctl_0", .id = CTL_0,

drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_6_0_sm8250.h

@@ -43,6 +43,7 @@ static const struct dpu_mdp_cfg sm8250_mdp[] = {
 	},
 };
 
+/* FIXME: get rid of DPU_CTL_SPLIT_DISPLAY in favour of proper ACTIVE_CTL support */
 static const struct dpu_ctl_cfg sm8250_ctl[] = {
 	{
 	.name = "ctl_0", .id = CTL_0,

drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_7_0_sm8350.h

@@ -41,6 +41,7 @@ static const struct dpu_mdp_cfg sm8350_mdp[] = {
 	},
 };
 
+/* FIXME: get rid of DPU_CTL_SPLIT_DISPLAY in favour of proper ACTIVE_CTL support */
 static const struct dpu_ctl_cfg sm8350_ctl[] = {
 	{
 	.name = "ctl_0", .id = CTL_0,

drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_8_1_sm8450.h

@@ -42,6 +42,7 @@ static const struct dpu_mdp_cfg sm8450_mdp[] = {
 	},
 };
 
+/* FIXME: get rid of DPU_CTL_SPLIT_DISPLAY in favour of proper ACTIVE_CTL support */
 static const struct dpu_ctl_cfg sm8450_ctl[] = {
 	{
 	.name = "ctl_0", .id = CTL_0,

drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h

@@ -43,6 +43,7 @@ static const struct dpu_mdp_cfg sm8550_mdp[] = {
 	},
 };
 
+/* FIXME: get rid of DPU_CTL_SPLIT_DISPLAY in favour of proper ACTIVE_CTL support */
 static const struct dpu_ctl_cfg sm8550_ctl[] = {
 	{
 	.name = "ctl_0", .id = CTL_0,