diff options
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_plane.c | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c index c06bc73cc845..204d4271acdb 100644 --- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -352,16 +352,6 @@ static int vc4_plane_setup_clipping_and_scaling(struct drm_plane_state *state) vc4_state->y_scaling[1] = VC4_SCALING_NONE; } - /* Adjust the base pointer to the first pixel to be scanned out. */ - for (i = 0; i < num_planes; i++) { - vc4_state->offsets[i] += (vc4_state->src_y / - (i ? v_subsample : 1)) * - fb->pitches[i]; - vc4_state->offsets[i] += (vc4_state->src_x / - (i ? h_subsample : 1)) * - fb->format->cpp[i]; - } - return 0; } @@ -469,6 +459,7 @@ static int vc4_plane_mode_set(struct drm_plane *plane, const struct hvs_format *format = vc4_get_hvs_format(fb->format->format); u64 base_format_mod = fourcc_mod_broadcom_mod(fb->modifier); int num_planes = drm_format_num_planes(format->drm); + u32 h_subsample, v_subsample; bool mix_plane_alpha; bool covers_screen; u32 scl0, scl1, pitch0; @@ -514,10 +505,25 @@ static int vc4_plane_mode_set(struct drm_plane *plane, scl1 = vc4_get_scl_field(state, 0); } + h_subsample = drm_format_horz_chroma_subsampling(format->drm); + v_subsample = drm_format_vert_chroma_subsampling(format->drm); + switch (base_format_mod) { case DRM_FORMAT_MOD_LINEAR: tiling = SCALER_CTL0_TILING_LINEAR; pitch0 = VC4_SET_FIELD(fb->pitches[0], SCALER_SRC_PITCH); + + /* Adjust the base pointer to the first pixel to be scanned + * out. + */ + for (i = 0; i < num_planes; i++) { + vc4_state->offsets[i] += vc4_state->src_y / + (i ? v_subsample : 1) * + fb->pitches[i]; + vc4_state->offsets[i] += vc4_state->src_x / + (i ? h_subsample : 1) * + fb->format->cpp[i]; + } break; case DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED: { |