diff options
| -rw-r--r-- | drivers/gpu/drm/ast/ast_mode.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index 3eb9afecd9d4..4a91605b4654 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -990,6 +990,9 @@ static void ast_crtc_dpms(struct drm_crtc *crtc, int mode) { struct ast_private *ast = to_ast_private(crtc->dev); u8 ch = AST_DPMS_VSYNC_OFF | AST_DPMS_HSYNC_OFF; + struct ast_crtc_state *ast_state; + const struct drm_format_info *format; + struct ast_vbios_mode_info *vbios_mode_info; /* TODO: Maybe control display signal generation with * Sync Enable (bit CR17.7). @@ -1007,6 +1010,16 @@ static void ast_crtc_dpms(struct drm_crtc *crtc, int mode) ast_dp_set_on_off(crtc->dev, 1); } + ast_state = to_ast_crtc_state(crtc->state); + format = ast_state->format; + + if (format) { + vbios_mode_info = &ast_state->vbios_mode_info; + + ast_set_color_reg(ast, format); + ast_set_vbios_color_reg(ast, format, vbios_mode_info); + } + ast_crtc_load_lut(ast, crtc); break; case DRM_MODE_DPMS_STANDBY: |