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drm/nouveau: init vblank requests list 

Fixes kernel panic when vblank interrupt triggers before first sync to
vblank request.

(Besides init, remove some relevant leftovers from vblank rework)

Reported-by: Ortwin Glück <odi@odi.ch>
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: stable@vger.kernel.org [3.5]
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Marcin Slusarz 2012-07-25 20:42:05 +02:00 committed by Ben Skeggs
parent 0ade74b6c6
commit 715855457e
3 changed files with 1 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/nouveau/nouveau_drv.h
View File

@ -689,8 +689,6 @@ struct drm_nouveau_private {
void (*irq_handler[32])(struct drm_device *);
bool msi_enabled;
struct list_head vbl_waiting;
struct {
struct drm_global_reference mem_global_ref;
struct ttm_bo_global_ref bo_global_ref;

4
drivers/gpu/drm/nouveau/nouveau_irq.c
View File

@ -41,12 +41,8 @@
void
nouveau_irq_preinstall(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
/* Master disable */
nv_wr32(dev, NV03_PMC_INTR_EN_0, 0);
INIT_LIST_HEAD(&dev_priv->vbl_waiting);
}
int

1
drivers/gpu/drm/nouveau/nouveau_software.h
View File

@ -23,6 +23,7 @@ static inline void
nouveau_software_context_new(struct nouveau_software_chan *pch)
{
INIT_LIST_HEAD(&pch->flip);
INIT_LIST_HEAD(&pch->vblank.list);
}
static inline void