diff options
| author | Lyude Paul <lyude@redhat.com> | 2020-07-20 15:07:34 -0400 |
|---|---|---|
| committer | Lyude Paul <lyude@redhat.com> | 2020-07-21 11:08:04 -0400 |
| commit | eb2ee0efd452dff6a8e6911ae46e25368b6c0ea7 (patch) | |
| tree | ab51b233923ff48db2078982208de580c9224598 /drivers/gpu/drm/drm_vblank.c | |
| parent | 92cc68e35863c1c61c449efa2b2daef6e9926048 (diff) | |
drm/vblank: Use spin_(un)lock_irq() in drm_legacy_vblank_post_modeset()
This function is only ever called from ioctl context, so we're
guaranteed to have interrupts enabled. Stop using the irqsave/irqrestore
variants of spin_(un)lock_irq() to make this more obvious.
Signed-off-by: Lyude Paul <lyude@redhat.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20200720190736.180297-4-lyude@redhat.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/drm_vblank.c')
| -rw-r--r-- | drivers/gpu/drm/drm_vblank.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c index 9891e82939e3..51f2e988205e 100644 --- a/drivers/gpu/drm/drm_vblank.c +++ b/drivers/gpu/drm/drm_vblank.c @@ -1551,7 +1551,6 @@ static void drm_legacy_vblank_post_modeset(struct drm_device *dev, unsigned int pipe) { struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; - unsigned long irqflags; /* vblank is not initialized (IRQ not installed ?), or has been freed */ if (!drm_dev_has_vblank(dev)) @@ -1561,9 +1560,9 @@ static void drm_legacy_vblank_post_modeset(struct drm_device *dev, return; if (vblank->inmodeset) { - spin_lock_irqsave(&dev->vbl_lock, irqflags); + spin_lock_irq(&dev->vbl_lock); drm_reset_vblank_timestamp(dev, pipe); - spin_unlock_irqrestore(&dev->vbl_lock, irqflags); + spin_unlock_irq(&dev->vbl_lock); if (vblank->inmodeset & 0x2) drm_vblank_put(dev, pipe); |