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path: root/drivers/gpu/drm/sysfb/drm_sysfb_helper.h
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Diffstat (limited to 'drivers/gpu/drm/sysfb/drm_sysfb_helper.h')
-rw-r--r--drivers/gpu/drm/sysfb/drm_sysfb_helper.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sysfb/drm_sysfb_helper.h b/drivers/gpu/drm/sysfb/drm_sysfb_helper.h
index 91da27405a46..c8e5ac6b9b63 100644
--- a/drivers/gpu/drm/sysfb/drm_sysfb_helper.h
+++ b/drivers/gpu/drm/sysfb/drm_sysfb_helper.h
@@ -28,6 +28,7 @@ struct drm_sysfb_device {
struct drm_display_mode fb_mode;
const struct drm_format_info *fb_format;
unsigned int fb_pitch;
+ unsigned int fb_gamma_lut_size;
/* hardware-framebuffer kernel address */
struct iosys_map fb_addr;
@@ -55,6 +56,14 @@ to_drm_sysfb_crtc_state(struct drm_crtc_state *base)
return container_of(base, struct drm_sysfb_crtc_state, base);
}
+enum drm_mode_status drm_sysfb_crtc_helper_mode_valid(struct drm_crtc *crtc,
+ const struct drm_display_mode *mode);
+int drm_sysfb_crtc_helper_atomic_check(struct drm_crtc *crtc, struct drm_atomic_state *new_state);
+
+#define DRM_SYSFB_CRTC_HELPER_FUNCS \
+ .mode_valid = drm_sysfb_crtc_helper_mode_valid, \
+ .atomic_check = drm_sysfb_crtc_helper_atomic_check
+
void drm_sysfb_crtc_reset(struct drm_crtc *crtc);
struct drm_crtc_state *drm_sysfb_crtc_atomic_duplicate_state(struct drm_crtc *crtc);
void drm_sysfb_crtc_atomic_destroy_state(struct drm_crtc *crtc, struct drm_crtc_state *crtc_state);