drm/amd/display: Add DPCS regs for dcn3 link encoder

dpcs reg are missing for dcn3 link encoder regs list, so add them.

Also remove
DPCSTX_DEBUG_CONFIG and RDPCSTX_DEBUG_CONFIG as they are unused and
cause compile errors for dcn3
Signed-off-by: NBhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: NNicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/dcn20/dcn20_link_encoder.h

@@ -231,8 +231,6 @@
 	SRI(RDPCSTX_PHY_FUSE3, RDPCSTX, id), \
 	SRI(DPCSTX_TX_CLOCK_CNTL, DPCSTX, id), \
 	SRI(DPCSTX_TX_CNTL, DPCSTX, id), \
-	SRI(DPCSTX_DEBUG_CONFIG, DPCSTX, id), \
-	SRI(RDPCSTX_DEBUG_CONFIG, RDPCSTX, id), \
 	SR(RDPCSTX0_RDPCSTX_SCRATCH)
 
 

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c

@@ -491,6 +491,7 @@ static const struct dcn10_link_enc_hpd_registers link_enc_hpd_regs[] = {
 [id] = {\
 	LE_DCN3_REG_LIST(id), \
 	UNIPHY_DCN2_REG_LIST(phyid), \
+	DPCS_DCN2_REG_LIST(id), \
 	SRI(DP_DPHY_INTERNAL_CTRL, DP, id) \
 }