diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/drm/drm_plane.h | 22 | ||||
| -rw-r--r-- | include/drm/drm_simple_kms_helper.h | 1 | ||||
| -rw-r--r-- | include/uapi/drm/drm_fourcc.h | 11 |
3 files changed, 33 insertions, 1 deletions
diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index 9ab3e7044812..9d2cc3b11ae7 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -392,6 +392,22 @@ struct drm_plane_funcs { */ void (*atomic_print_state)(struct drm_printer *p, const struct drm_plane_state *state); + + /** + * @format_mod_supported: + * + * This optional hook is used for the DRM to determine if the given + * format/modifier combination is valid for the plane. This allows the + * DRM to generate the correct format bitmask (which formats apply to + * which modifier). + * + * Returns: + * + * True if the given modifier is valid for that format on the plane. + * False otherwise. + */ + bool (*format_mod_supported)(struct drm_plane *plane, uint32_t format, + uint64_t modifier); }; /** @@ -487,6 +503,9 @@ struct drm_plane { unsigned int format_count; bool format_default; + uint64_t *modifiers; + unsigned int modifier_count; + struct drm_crtc *crtc; struct drm_framebuffer *fb; @@ -527,13 +546,14 @@ struct drm_plane { #define obj_to_plane(x) container_of(x, struct drm_plane, base) -__printf(8, 9) +__printf(9, 10) int drm_universal_plane_init(struct drm_device *dev, struct drm_plane *plane, uint32_t possible_crtcs, const struct drm_plane_funcs *funcs, const uint32_t *formats, unsigned int format_count, + const uint64_t *format_modifiers, enum drm_plane_type type, const char *name, ...); int drm_plane_init(struct drm_device *dev, diff --git a/include/drm/drm_simple_kms_helper.h b/include/drm/drm_simple_kms_helper.h index 2d36538e4a17..6d9adbb46293 100644 --- a/include/drm/drm_simple_kms_helper.h +++ b/include/drm/drm_simple_kms_helper.h @@ -122,6 +122,7 @@ int drm_simple_display_pipe_init(struct drm_device *dev, struct drm_simple_display_pipe *pipe, const struct drm_simple_display_pipe_funcs *funcs, const uint32_t *formats, unsigned int format_count, + const uint64_t *format_modifiers, struct drm_connector *connector); #endif /* __LINUX_DRM_SIMPLE_KMS_HELPER_H */ diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index 7586c46f68bf..76c9101a7fc6 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -185,6 +185,8 @@ extern "C" { #define DRM_FORMAT_MOD_VENDOR_BROADCOM 0x07 /* add more to the end as needed */ +#define DRM_FORMAT_RESERVED ((1ULL << 56) - 1) + #define fourcc_mod_code(vendor, val) \ ((((__u64)DRM_FORMAT_MOD_VENDOR_## vendor) << 56) | (val & 0x00ffffffffffffffULL)) @@ -197,6 +199,15 @@ extern "C" { */ /* + * Invalid Modifier + * + * This modifier can be used as a sentinel to terminate the format modifiers + * list, or to initialize a variable with an invalid modifier. It might also be + * used to report an error back to userspace for certain APIs. + */ +#define DRM_FORMAT_MOD_INVALID fourcc_mod_code(NONE, DRM_FORMAT_RESERVED) + +/* * Linear Layout * * Just plain linear layout. Note that this is different from no specifying any |