2 files changed, 13 insertions, 5 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
index 3dce35e66b09..b142629a1058 100644
--- a/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
+++ b/drivers/gpu/drm/amd/display/dc/calcs/dcn_calcs.c
@@ -900,6 +900,15 @@ bool dcn_validate_bandwidth(
                         v->override_vta_ps[input_idx] = pipe->plane_res.scl_data.taps.v_taps;
                         v->override_hta_pschroma[input_idx] = pipe->plane_res.scl_data.taps.h_taps_c;
                         v->override_vta_pschroma[input_idx] = pipe->plane_res.scl_data.taps.v_taps_c;
+                        /*
+                         * Spreadsheet doesn't handle taps_c is one properly,
+                         * need to force Chroma to always be scaled to pass
+                         * bandwidth validation.
+                         */
+                        if (v->override_hta_pschroma[input_idx] == 1)
+                                v->override_hta_pschroma[input_idx] = 2;
+                        if (v->override_vta_pschroma[input_idx] == 1)
+                                v->override_vta_pschroma[input_idx] = 2;
                         v->source_scan[input_idx] = (pipe->plane_state->rotation % 2) ? dcn_bw_vert : dcn_bw_hor;
                 }
                 if (v->is_line_buffer_bpp_fixed == dcn_bw_yes)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c
index 74e7c82bdc76..a9d55d0dd69e 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_dpp.c
@@ -159,11 +159,10 @@ bool dpp_get_optimal_number_of_taps(
                         scl_data->taps.h_taps = 1;
                 if (IDENTITY_RATIO(scl_data->ratios.vert))
                         scl_data->taps.v_taps = 1;
-                /*
-                 * Spreadsheet doesn't handle taps_c is one properly,
-                 * need to force Chroma to always be scaled to pass
-                 * bandwidth validation.
-                 */
+                if (IDENTITY_RATIO(scl_data->ratios.horz_c))
+                        scl_data->taps.h_taps_c = 1;
+                if (IDENTITY_RATIO(scl_data->ratios.vert_c))
+                        scl_data->taps.v_taps_c = 1;
         }
 
         return true;