diff options
Diffstat (limited to 'drivers/char/drm/i915_irq.c')
-rw-r--r-- | drivers/char/drm/i915_irq.c | 40 |
1 files changed, 26 insertions, 14 deletions
diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c index b92062a239f1..bb8e9e9c8201 100644 --- a/drivers/char/drm/i915_irq.c +++ b/drivers/char/drm/i915_irq.c @@ -42,7 +42,7 @@ * * This function will be called with the HW lock held. */ -static void i915_vblank_tasklet(drm_device_t *dev) +static void i915_vblank_tasklet(struct drm_device *dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; unsigned long irqflags; @@ -50,7 +50,7 @@ static void i915_vblank_tasklet(drm_device_t *dev) int nhits, nrects, slice[2], upper[2], lower[2], i; unsigned counter[2] = { atomic_read(&dev->vbl_received), atomic_read(&dev->vbl_received2) }; - drm_drawable_info_t *drw; + struct drm_drawable_info *drw; drm_i915_sarea_t *sarea_priv = dev_priv->sarea_priv; u32 cpp = dev_priv->cpp; u32 cmd = (cpp == 4) ? (XY_SRC_COPY_BLT_CMD | @@ -95,7 +95,7 @@ static void i915_vblank_tasklet(drm_device_t *dev) list_for_each(hit, &hits) { drm_i915_vbl_swap_t *swap_cmp = list_entry(hit, drm_i915_vbl_swap_t, head); - drm_drawable_info_t *drw_cmp = + struct drm_drawable_info *drw_cmp = drm_get_drawable_info(dev, swap_cmp->drw_id); if (drw_cmp && @@ -160,7 +160,7 @@ static void i915_vblank_tasklet(drm_device_t *dev) list_for_each(hit, &hits) { drm_i915_vbl_swap_t *swap_hit = list_entry(hit, drm_i915_vbl_swap_t, head); - drm_clip_rect_t *rect; + struct drm_clip_rect *rect; int num_rects, pipe; unsigned short top, bottom; @@ -211,9 +211,13 @@ static void i915_vblank_tasklet(drm_device_t *dev) irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) { - drm_device_t *dev = (drm_device_t *) arg; + struct drm_device *dev = (struct drm_device *) arg; drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; u16 temp; + u32 pipea_stats, pipeb_stats; + + pipea_stats = I915_READ(I915REG_PIPEASTAT); + pipeb_stats = I915_READ(I915REG_PIPEBSTAT); temp = I915_READ16(I915REG_INT_IDENTITY_R); @@ -225,6 +229,8 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) return IRQ_NONE; I915_WRITE16(I915REG_INT_IDENTITY_R, temp); + (void) I915_READ16(I915REG_INT_IDENTITY_R); + DRM_READMEMORYBARRIER(); dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); @@ -252,12 +258,18 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) if (dev_priv->swaps_pending > 0) drm_locked_tasklet(dev, i915_vblank_tasklet); + I915_WRITE(I915REG_PIPEASTAT, + pipea_stats|I915_VBLANK_INTERRUPT_ENABLE| + I915_VBLANK_CLEAR); + I915_WRITE(I915REG_PIPEBSTAT, + pipeb_stats|I915_VBLANK_INTERRUPT_ENABLE| + I915_VBLANK_CLEAR); } return IRQ_HANDLED; } -static int i915_emit_irq(drm_device_t * dev) +static int i915_emit_irq(struct drm_device * dev) { drm_i915_private_t *dev_priv = dev->dev_private; RING_LOCALS; @@ -283,7 +295,7 @@ static int i915_emit_irq(drm_device_t * dev) return dev_priv->counter; } -static int i915_wait_irq(drm_device_t * dev, int irq_nr) +static int i915_wait_irq(struct drm_device * dev, int irq_nr) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; int ret = 0; @@ -309,7 +321,7 @@ static int i915_wait_irq(drm_device_t * dev, int irq_nr) return ret; } -static int i915_driver_vblank_do_wait(drm_device_t *dev, unsigned int *sequence, +static int i915_driver_vblank_do_wait(struct drm_device *dev, unsigned int *sequence, atomic_t *counter) { drm_i915_private_t *dev_priv = dev->dev_private; @@ -331,12 +343,12 @@ static int i915_driver_vblank_do_wait(drm_device_t *dev, unsigned int *sequence, } -int i915_driver_vblank_wait(drm_device_t *dev, unsigned int *sequence) +int i915_driver_vblank_wait(struct drm_device *dev, unsigned int *sequence) { return i915_driver_vblank_do_wait(dev, sequence, &dev->vbl_received); } -int i915_driver_vblank_wait2(drm_device_t *dev, unsigned int *sequence) +int i915_driver_vblank_wait2(struct drm_device *dev, unsigned int *sequence) { return i915_driver_vblank_do_wait(dev, sequence, &dev->vbl_received2); } @@ -389,7 +401,7 @@ int i915_irq_wait(DRM_IOCTL_ARGS) return i915_wait_irq(dev, irqwait.irq_seq); } -static void i915_enable_interrupt (drm_device_t *dev) +static void i915_enable_interrupt (struct drm_device *dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; u16 flag; @@ -569,7 +581,7 @@ int i915_vblank_swap(DRM_IOCTL_ARGS) /* drm_dma.h hooks */ -void i915_driver_irq_preinstall(drm_device_t * dev) +void i915_driver_irq_preinstall(struct drm_device * dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; @@ -578,7 +590,7 @@ void i915_driver_irq_preinstall(drm_device_t * dev) I915_WRITE16(I915REG_INT_ENABLE_R, 0x0); } -void i915_driver_irq_postinstall(drm_device_t * dev) +void i915_driver_irq_postinstall(struct drm_device * dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; @@ -592,7 +604,7 @@ void i915_driver_irq_postinstall(drm_device_t * dev) DRM_INIT_WAITQUEUE(&dev_priv->irq_queue); } -void i915_driver_irq_uninstall(drm_device_t * dev) +void i915_driver_irq_uninstall(struct drm_device * dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; u16 temp; |