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drm/nouveau: Handle drm_atomic_helper_swap_state failure
drm_atomic_helper_swap_state() will be changed to interruptible waiting in the next few commits, so all drivers have to be changed to handling failure. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Ben Skeggs <bskeggs@redhat.com> Cc: nouveau@lists.freedesktop.org Link: http://patchwork.freedesktop.org/patch/msgid/20170711143314.2148-4-maarten.lankhorst@linux.intel.com Reviewed-by: Sean Paul <seanpaul@chromium.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
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@ -4123,6 +4123,10 @@ nv50_disp_atomic_commit(struct drm_device *dev,
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goto err_cleanup;
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}
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ret = drm_atomic_helper_swap_state(state, true);
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if (ret)
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goto err_cleanup;
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for_each_plane_in_state(state, plane, plane_state, i) {
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struct nv50_wndw_atom *asyw = nv50_wndw_atom(plane_state);
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struct nv50_wndw *wndw = nv50_wndw(plane);
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@ -4136,7 +4140,6 @@ nv50_disp_atomic_commit(struct drm_device *dev,
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}
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}
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drm_atomic_helper_swap_state(state, true);
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drm_atomic_state_get(state);
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if (nonblock)
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