diff options
| author | Daniel Stone <daniels@collabora.com> | 2015-05-22 13:34:45 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-05-22 16:18:20 +0200 |
| commit | 9f658b7b62e7aefc1ee067136126eca3f58cabfd (patch) | |
| tree | 1f207c37618f4e16dbef041c2bd389339b703d5f /drivers/gpu/drm/drm_crtc_helper.c | |
| parent | f102c16ebbeb40ba2f2a7ba4703ed3e2fc013c68 (diff) | |
drm/crtc_helper: Replace open-coded CRTC state helpers
Rather than open-coding our own CRTC state helpers, use the atomic helpers
added in f5e7840b0c, and make our freeing behaviour consistent as well.
Signed-off-by: Daniel Stone <daniels@collabora.com>
Tested-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/drm_crtc_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_crtc_helper.c | 42 |
1 files changed, 19 insertions, 23 deletions
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index f2f42b17967a..9297a61a7c95 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -927,14 +927,15 @@ int drm_helper_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mod if (crtc->funcs->atomic_duplicate_state) crtc_state = crtc->funcs->atomic_duplicate_state(crtc); - else if (crtc->state) - crtc_state = kmemdup(crtc->state, sizeof(*crtc_state), - GFP_KERNEL); - else + else { crtc_state = kzalloc(sizeof(*crtc_state), GFP_KERNEL); - if (!crtc_state) - return -ENOMEM; - crtc_state->crtc = crtc; + if (!crtc_state) + return -ENOMEM; + if (crtc->state) + __drm_atomic_helper_crtc_duplicate_state(crtc, crtc_state); + else + crtc_state->crtc = crtc; + } crtc_state->enable = true; crtc_state->planes_changed = true; @@ -944,30 +945,25 @@ int drm_helper_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mod if (crtc_funcs->atomic_check) { ret = crtc_funcs->atomic_check(crtc, crtc_state); - if (ret) { - if (crtc->funcs->atomic_destroy_state) { - crtc->funcs->atomic_destroy_state(crtc, - crtc_state); - } else { - kfree(crtc_state); - } - - return ret; - } + if (ret) + goto out; } swap(crtc->state, crtc_state); crtc_funcs->mode_set_nofb(crtc); - if (crtc_state) { - if (crtc->funcs->atomic_destroy_state) - crtc->funcs->atomic_destroy_state(crtc, crtc_state); - else - kfree(crtc_state); + ret = drm_helper_crtc_mode_set_base(crtc, x, y, old_fb); + +out: + if (crtc->funcs->atomic_destroy_state) + crtc->funcs->atomic_destroy_state(crtc, crtc_state); + else { + __drm_atomic_helper_crtc_destroy_state(crtc, crtc_state); + kfree(crtc_state); } - return drm_helper_crtc_mode_set_base(crtc, x, y, old_fb); + return ret; } EXPORT_SYMBOL(drm_helper_crtc_mode_set); |