diff options
Diffstat (limited to 'drivers/gpu/drm/ast/ast_mode.c')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_mode.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index cdd6c46d6557..7a9f20a2fd30 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -881,6 +881,17 @@ static const struct drm_crtc_helper_funcs ast_crtc_helper_funcs = { .atomic_disable = ast_crtc_helper_atomic_disable, }; +static void ast_crtc_reset(struct drm_crtc *crtc) +{ + struct ast_crtc_state *ast_state = + kzalloc(sizeof(*ast_state), GFP_KERNEL); + + if (crtc->state) + crtc->funcs->atomic_destroy_state(crtc, crtc->state); + + __drm_atomic_helper_crtc_reset(crtc, &ast_state->base); +} + static void ast_crtc_destroy(struct drm_crtc *crtc) { drm_crtc_cleanup(crtc); @@ -919,7 +930,7 @@ static void ast_crtc_atomic_destroy_state(struct drm_crtc *crtc, } static const struct drm_crtc_funcs ast_crtc_funcs = { - .reset = drm_atomic_helper_crtc_reset, + .reset = ast_crtc_reset, .set_config = drm_crtc_helper_set_config, .gamma_set = drm_atomic_helper_legacy_gamma_set, .destroy = ast_crtc_destroy, |