drm/amd/display: reset the scaler boundary mode

[WHY]
The VBIOS select the black boundary mode when using auto
scale mode. But it doesn't recover if there is no reset.

[HOW]
Clean the scaler boundary mode to default edge in the manual
scale mode.
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Zhikai Zhai <zhikai.zhai@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.h

@@ -59,6 +59,7 @@
 	SRI(LB_DATA_FORMAT, DSCL, id), \
 	SRI(LB_MEMORY_CTRL, DSCL, id), \
 	SRI(DSCL_AUTOCAL, DSCL, id), \
+	SRI(DSCL_CONTROL, DSCL, id), \
 	SRI(SCL_BLACK_OFFSET, DSCL, id), \
 	SRI(SCL_TAP_CONTROL, DSCL, id), \
 	SRI(SCL_COEF_RAM_TAP_SELECT, DSCL, id), \
@@ -209,6 +210,7 @@
 	TF_SF(DSCL0_DSCL_AUTOCAL, AUTOCAL_MODE, mask_sh),\
 	TF_SF(DSCL0_DSCL_AUTOCAL, AUTOCAL_NUM_PIPE, mask_sh),\
 	TF_SF(DSCL0_DSCL_AUTOCAL, AUTOCAL_PIPE_ID, mask_sh),\
+	TF_SF(DSCL0_DSCL_CONTROL, SCL_BOUNDARY_MODE, mask_sh),\
 	TF_SF(DSCL0_SCL_BLACK_OFFSET, SCL_BLACK_OFFSET_RGB_Y, mask_sh),\
 	TF_SF(DSCL0_SCL_BLACK_OFFSET, SCL_BLACK_OFFSET_CBCR, mask_sh),\
 	TF_SF(DSCL0_SCL_TAP_CONTROL, SCL_V_NUM_TAPS, mask_sh),\
@@ -495,6 +497,7 @@
 	type AUTOCAL_MODE; \
 	type AUTOCAL_NUM_PIPE; \
 	type AUTOCAL_PIPE_ID; \
+	type SCL_BOUNDARY_MODE; \
 	type SCL_BLACK_OFFSET_RGB_Y; \
 	type SCL_BLACK_OFFSET_CBCR; \
 	type SCL_V_NUM_TAPS; \
@@ -1108,6 +1111,7 @@ struct dcn_dpp_mask {
 	uint32_t LB_DATA_FORMAT; \
 	uint32_t LB_MEMORY_CTRL; \
 	uint32_t DSCL_AUTOCAL; \
+	uint32_t DSCL_CONTROL; \
 	uint32_t SCL_BLACK_OFFSET; \
 	uint32_t SCL_TAP_CONTROL; \
 	uint32_t SCL_COEF_RAM_TAP_SELECT; \

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp_dscl.c

@@ -655,6 +655,10 @@ void dpp1_dscl_set_scaler_manual_scale(struct dpp *dpp_base,
 		AUTOCAL_NUM_PIPE, 0,
 		AUTOCAL_PIPE_ID, 0);
 
+	/*clean scaler boundary mode when Autocal off*/
+	REG_SET(DSCL_CONTROL, 0,
+		SCL_BOUNDARY_MODE, 0);
+
 	/* Recout */
 	dpp1_dscl_set_recout(dpp, &scl_data->recout);
 

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.h

@@ -102,6 +102,7 @@
 	SRI(LB_DATA_FORMAT, DSCL, id), \
 	SRI(LB_MEMORY_CTRL, DSCL, id), \
 	SRI(DSCL_AUTOCAL, DSCL, id), \
+	SRI(DSCL_CONTROL, DSCL, id), \
 	SRI(SCL_TAP_CONTROL, DSCL, id), \
 	SRI(SCL_COEF_RAM_TAP_SELECT, DSCL, id), \
 	SRI(SCL_COEF_RAM_TAP_DATA, DSCL, id), \
@@ -237,6 +238,7 @@
 	TF_SF(DSCL0_LB_MEMORY_CTRL, LB_MAX_PARTITIONS, mask_sh),\
 	TF_SF(DSCL0_DSCL_AUTOCAL, AUTOCAL_MODE, mask_sh),\
 	TF_SF(DSCL0_DSCL_AUTOCAL, AUTOCAL_NUM_PIPE, mask_sh),\
+	TF_SF(DSCL0_DSCL_CONTROL, SCL_BOUNDARY_MODE, mask_sh),\
 	TF_SF(DSCL0_DSCL_AUTOCAL, AUTOCAL_PIPE_ID, mask_sh),\
 	TF_SF(DSCL0_SCL_TAP_CONTROL, SCL_V_NUM_TAPS, mask_sh),\
 	TF_SF(DSCL0_SCL_TAP_CONTROL, SCL_H_NUM_TAPS, mask_sh),\