diff options
| author | Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com> | 2015-03-03 15:21:55 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-03-17 22:29:53 +0100 |
| commit | a91572f35bda9c39f3d3ac89f0d6e84ae75ae02e (patch) | |
| tree | fe02b934637dde463d68b33c70160f8299a4a6c3 /drivers/gpu/drm/i915/intel_atomic.c | |
| parent | 17fe10218be4663b0be1cf27805c32741eae48a8 (diff) | |
| download | linux-a91572f35bda9c39f3d3ac89f0d6e84ae75ae02e.tar.bz2 | |
drm/i915: Set crtc backpointer when duplicating crtc state
In the path were there is no state to duplicate, the allocated crtc
state wouldn't have the crtc backpointer initialized.
Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_atomic.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_atomic.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c index 011b8960fd75..3903b90fb64e 100644 --- a/drivers/gpu/drm/i915/intel_atomic.c +++ b/drivers/gpu/drm/i915/intel_atomic.c @@ -214,12 +214,18 @@ struct drm_crtc_state * intel_crtc_duplicate_state(struct drm_crtc *crtc) { struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc_state *crtc_state; if (WARN_ON(!intel_crtc->config)) - return kzalloc(sizeof(*intel_crtc->config), GFP_KERNEL); + crtc_state = kzalloc(sizeof(*crtc_state), GFP_KERNEL); + else + crtc_state = kmemdup(intel_crtc->config, + sizeof(*intel_crtc->config), GFP_KERNEL); - return kmemdup(intel_crtc->config, sizeof(*intel_crtc->config), - GFP_KERNEL); + if (crtc_state) + crtc_state->base.crtc = crtc; + + return &crtc_state->base; } /** |