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drm/atomic-helper: Remove legacy backoff hack from gamma_set

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Another one knocked down.

With this we can also remove the temporary hack in the gamma_set
ioctl.

Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170403083304.9083-14-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter 2017-04-03 10:33:02 +02:00
parent 6d124ff845
commit 3a09f737ee
2 changed files with 2 additions and 12 deletions
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13
drivers/gpu/drm/drm_atomic_helper.c
View File

@ -3519,8 +3519,7 @@ int drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
blob_data[i].blue = blue[i];
}
state->acquire_ctx = crtc->dev->mode_config.acquire_ctx;
retry:
state->acquire_ctx = ctx;
crtc_state = drm_atomic_get_crtc_state(state, crtc);
if (IS_ERR(crtc_state)) {
ret = PTR_ERR(crtc_state);
@ -3544,18 +3543,10 @@ int drm_atomic_helper_legacy_gamma_set(struct drm_crtc *crtc,
goto fail;
ret = drm_atomic_commit(state);
fail:
if (ret == -EDEADLK)
goto backoff;
fail:
drm_atomic_state_put(state);
drm_property_blob_put(blob);
return ret;
backoff:
drm_atomic_state_clear(state);
drm_atomic_legacy_backoff(state);
goto retry;
}
EXPORT_SYMBOL(drm_atomic_helper_legacy_gamma_set);

1
drivers/gpu/drm/drm_color_mgmt.c
View File

@ -236,7 +236,6 @@ int drm_mode_gamma_set_ioctl(struct drm_device *dev,
return -EINVAL;
drm_modeset_acquire_init(&ctx, 0);
dev->mode_config.acquire_ctx = &ctx;
retry:
ret = drm_modeset_lock_all_ctx(dev, &ctx);
if (ret)