diff --git a/drivers/gpu/drm/drm_simple_kms_helper.c b/drivers/gpu/drm/drm_simple_kms_helper.c index 735f4f34bcc4..72989ed1baba 100644 --- a/drivers/gpu/drm/drm_simple_kms_helper.c +++ b/drivers/gpu/drm/drm_simple_kms_helper.c @@ -145,6 +145,39 @@ static const struct drm_crtc_helper_funcs drm_simple_kms_crtc_helper_funcs = { .atomic_disable = drm_simple_kms_crtc_disable, }; +static void drm_simple_kms_crtc_reset(struct drm_crtc *crtc) +{ + struct drm_simple_display_pipe *pipe; + + pipe = container_of(crtc, struct drm_simple_display_pipe, crtc); + if (!pipe->funcs || !pipe->funcs->reset_crtc) + return drm_atomic_helper_crtc_reset(crtc); + + return pipe->funcs->reset_crtc(pipe); +} + +static struct drm_crtc_state *drm_simple_kms_crtc_duplicate_state(struct drm_crtc *crtc) +{ + struct drm_simple_display_pipe *pipe; + + pipe = container_of(crtc, struct drm_simple_display_pipe, crtc); + if (!pipe->funcs || !pipe->funcs->duplicate_crtc_state) + return drm_atomic_helper_crtc_duplicate_state(crtc); + + return pipe->funcs->duplicate_crtc_state(pipe); +} + +static void drm_simple_kms_crtc_destroy_state(struct drm_crtc *crtc, struct drm_crtc_state *state) +{ + struct drm_simple_display_pipe *pipe; + + pipe = container_of(crtc, struct drm_simple_display_pipe, crtc); + if (!pipe->funcs || !pipe->funcs->destroy_crtc_state) + drm_atomic_helper_crtc_destroy_state(crtc, state); + else + pipe->funcs->destroy_crtc_state(pipe, state); +} + static int drm_simple_kms_crtc_enable_vblank(struct drm_crtc *crtc) { struct drm_simple_display_pipe *pipe; @@ -168,12 +201,12 @@ static void drm_simple_kms_crtc_disable_vblank(struct drm_crtc *crtc) } static const struct drm_crtc_funcs drm_simple_kms_crtc_funcs = { - .reset = drm_atomic_helper_crtc_reset, + .reset = drm_simple_kms_crtc_reset, .destroy = drm_crtc_cleanup, .set_config = drm_atomic_helper_set_config, .page_flip = drm_atomic_helper_page_flip, - .atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_crtc_destroy_state, + .atomic_duplicate_state = drm_simple_kms_crtc_duplicate_state, + .atomic_destroy_state = drm_simple_kms_crtc_destroy_state, .enable_vblank = drm_simple_kms_crtc_enable_vblank, .disable_vblank = drm_simple_kms_crtc_disable_vblank, }; diff --git a/include/drm/drm_simple_kms_helper.h b/include/drm/drm_simple_kms_helper.h index cf07132d4ee8..0b3647e614dd 100644 --- a/include/drm/drm_simple_kms_helper.h +++ b/include/drm/drm_simple_kms_helper.h @@ -153,6 +153,33 @@ struct drm_simple_display_pipe_funcs { */ void (*disable_vblank)(struct drm_simple_display_pipe *pipe); + /** + * @reset_crtc: + * + * Optional, called by &drm_crtc_funcs.reset. Please read the + * documentation for the &drm_crtc_funcs.reset hook for more details. + */ + void (*reset_crtc)(struct drm_simple_display_pipe *pipe); + + /** + * @duplicate_crtc_state: + * + * Optional, called by &drm_crtc_funcs.atomic_duplicate_state. Please + * read the documentation for the &drm_crtc_funcs.atomic_duplicate_state + * hook for more details. + */ + struct drm_crtc_state * (*duplicate_crtc_state)(struct drm_simple_display_pipe *pipe); + + /** + * @destroy_crtc_state: + * + * Optional, called by &drm_crtc_funcs.atomic_destroy_state. Please + * read the documentation for the &drm_crtc_funcs.atomic_destroy_state + * hook for more details. + */ + void (*destroy_crtc_state)(struct drm_simple_display_pipe *pipe, + struct drm_crtc_state *crtc_state); + /** * @reset_plane: *