}
}
-static inline u32
-i915_pipestat(int pipe)
-{
- if (pipe == 0)
- return PIPEASTAT;
- if (pipe == 1)
- return PIPEBSTAT;
- BUG();
-}
-
void
i915_enable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask)
{
if ((dev_priv->pipestat[pipe] & mask) != mask) {
- u32 reg = i915_pipestat(pipe);
+ u32 reg = PIPESTAT(pipe);
dev_priv->pipestat[pipe] |= mask;
/* Enable the interrupt, clear any pending status */
i915_disable_pipestat(drm_i915_private_t *dev_priv, int pipe, u32 mask)
{
if ((dev_priv->pipestat[pipe] & mask) != 0) {
- u32 reg = i915_pipestat(pipe);
+ u32 reg = PIPESTAT(pipe);
dev_priv->pipestat[pipe] &= ~mask;
I915_WRITE(reg, dev_priv->pipestat[pipe]);
if (!i915_pipe_enabled(dev, pipe)) {
DRM_DEBUG_DRIVER("trying to get vblank count for disabled "
- "pipe %d\n", pipe);
+ "pipe %c\n", pipe_name(pipe));
return 0;
}
- high_frame = pipe ? PIPEBFRAMEHIGH : PIPEAFRAMEHIGH;
- low_frame = pipe ? PIPEBFRAMEPIXEL : PIPEAFRAMEPIXEL;
+ high_frame = PIPEFRAME(pipe);
+ low_frame = PIPEFRAMEPIXEL(pipe);
/*
* High & low register fields aren't synchronized, so make sure
u32 gm45_get_vblank_counter(struct drm_device *dev, int pipe)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- int reg = pipe ? PIPEB_FRMCOUNT_GM45 : PIPEA_FRMCOUNT_GM45;
+ int reg = PIPE_FRMCOUNT_GM45(pipe);
if (!i915_pipe_enabled(dev, pipe)) {
DRM_DEBUG_DRIVER("trying to get vblank count for disabled "
- "pipe %d\n", pipe);
+ "pipe %c\n", pipe_name(pipe));
return 0;
}
if (!i915_pipe_enabled(dev, pipe)) {
DRM_DEBUG_DRIVER("trying to get scanoutpos for disabled "
- "pipe %d\n", pipe);
+ "pipe %c\n", pipe_name(pipe));
return 0;
}
return;
seqno = ring->get_seqno(ring);
- trace_i915_gem_request_complete(dev, seqno);
+ trace_i915_gem_request_complete(ring, seqno);
ring->irq_seqno = seqno;
wake_up_all(&ring->irq_queue);
jiffies + msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD));
}
-static void gen6_pm_irq_handler(struct drm_device *dev)
+static void gen6_pm_rps_work(struct work_struct *work)
{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t,
+ rps_work);
u8 new_delay = dev_priv->cur_delay;
- u32 pm_iir;
+ u32 pm_iir, pm_imr;
+
+ spin_lock_irq(&dev_priv->rps_lock);
+ pm_iir = dev_priv->pm_iir;
+ dev_priv->pm_iir = 0;
+ pm_imr = I915_READ(GEN6_PMIMR);
+ spin_unlock_irq(&dev_priv->rps_lock);
- pm_iir = I915_READ(GEN6_PMIIR);
if (!pm_iir)
return;
+ mutex_lock(&dev_priv->dev->struct_mutex);
if (pm_iir & GEN6_PM_RP_UP_THRESHOLD) {
if (dev_priv->cur_delay != dev_priv->max_delay)
new_delay = dev_priv->cur_delay + 1;
if (new_delay > dev_priv->max_delay)
new_delay = dev_priv->max_delay;
} else if (pm_iir & (GEN6_PM_RP_DOWN_THRESHOLD | GEN6_PM_RP_DOWN_TIMEOUT)) {
+ gen6_gt_force_wake_get(dev_priv);
if (dev_priv->cur_delay != dev_priv->min_delay)
new_delay = dev_priv->cur_delay - 1;
if (new_delay < dev_priv->min_delay) {
I915_WRITE(GEN6_RP_INTERRUPT_LIMITS,
I915_READ(GEN6_RP_INTERRUPT_LIMITS) & ~0x3f0000);
}
-
+ gen6_gt_force_wake_put(dev_priv);
}
- gen6_set_rps(dev, new_delay);
+ gen6_set_rps(dev_priv->dev, new_delay);
dev_priv->cur_delay = new_delay;
- I915_WRITE(GEN6_PMIIR, pm_iir);
+ /*
+ * rps_lock not held here because clearing is non-destructive. There is
+ * an *extremely* unlikely race with gen6_rps_enable() that is prevented
+ * by holding struct_mutex for the duration of the write.
+ */
+ I915_WRITE(GEN6_PMIMR, pm_imr & ~pm_iir);
+ mutex_unlock(&dev_priv->dev->struct_mutex);
}
static void pch_irq_handler(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
u32 pch_iir;
+ int pipe;
pch_iir = I915_READ(SDEIIR);
if (pch_iir & SDE_POISON)
DRM_ERROR("PCH poison interrupt\n");
- if (pch_iir & SDE_FDI_MASK) {
- u32 fdia, fdib;
-
- fdia = I915_READ(FDI_RXA_IIR);
- fdib = I915_READ(FDI_RXB_IIR);
- DRM_DEBUG_DRIVER("PCH FDI RX interrupt; FDI RXA IIR: 0x%08x, FDI RXB IIR: 0x%08x\n", fdia, fdib);
- }
+ if (pch_iir & SDE_FDI_MASK)
+ for_each_pipe(pipe)
+ DRM_DEBUG_DRIVER(" pipe %c FDI IIR: 0x%08x\n",
+ pipe_name(pipe),
+ I915_READ(FDI_RX_IIR(pipe)));
if (pch_iir & (SDE_TRANSB_CRC_DONE | SDE_TRANSA_CRC_DONE))
DRM_DEBUG_DRIVER("PCH transcoder CRC done interrupt\n");
DRM_DEBUG_DRIVER("PCH transcoder A underrun interrupt\n");
}
-static irqreturn_t ironlake_irq_handler(struct drm_device *dev)
+irqreturn_t ironlake_irq_handler(DRM_IRQ_ARGS)
{
+ struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
int ret = IRQ_NONE;
u32 de_iir, gt_iir, de_ier, pch_iir, pm_iir;
struct drm_i915_master_private *master_priv;
u32 bsd_usr_interrupt = GT_BSD_USER_INTERRUPT;
+ atomic_inc(&dev_priv->irq_received);
+
if (IS_GEN6(dev))
bsd_usr_interrupt = GT_GEN6_BSD_USER_INTERRUPT;
i915_handle_rps_change(dev);
}
- if (IS_GEN6(dev))
- gen6_pm_irq_handler(dev);
+ if (IS_GEN6(dev) && pm_iir & GEN6_PM_DEFERRED_EVENTS) {
+ /*
+ * IIR bits should never already be set because IMR should
+ * prevent an interrupt from being shown in IIR. The warning
+ * displays a case where we've unsafely cleared
+ * dev_priv->pm_iir. Although missing an interrupt of the same
+ * type is not a problem, it displays a problem in the logic.
+ *
+ * The mask bit in IMR is cleared by rps_work.
+ */
+ unsigned long flags;
+ spin_lock_irqsave(&dev_priv->rps_lock, flags);
+ WARN(dev_priv->pm_iir & pm_iir, "Missed a PM interrupt\n");
+ I915_WRITE(GEN6_PMIMR, pm_iir);
+ dev_priv->pm_iir |= pm_iir;
+ spin_unlock_irqrestore(&dev_priv->rps_lock, flags);
+ queue_work(dev_priv->wq, &dev_priv->rps_work);
+ }
/* should clear PCH hotplug event before clear CPU irq */
I915_WRITE(SDEIIR, pch_iir);
I915_WRITE(GTIIR, gt_iir);
I915_WRITE(DEIIR, de_iir);
+ I915_WRITE(GEN6_PMIIR, pm_iir);
done:
I915_WRITE(DEIER, de_ier);
i915_error_state_free(struct drm_device *dev,
struct drm_i915_error_state *error)
{
- i915_error_object_free(error->batchbuffer[0]);
- i915_error_object_free(error->batchbuffer[1]);
- i915_error_object_free(error->ringbuffer);
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(error->batchbuffer); i++)
+ i915_error_object_free(error->batchbuffer[i]);
+
+ for (i = 0; i < ARRAY_SIZE(error->ringbuffer); i++)
+ i915_error_object_free(error->ringbuffer[i]);
+
kfree(error->active_bo);
kfree(error->overlay);
kfree(error);
err->dirty = obj->dirty;
err->purgeable = obj->madv != I915_MADV_WILLNEED;
err->ring = obj->ring ? obj->ring->id : 0;
- err->agp_type = obj->agp_type == AGP_USER_CACHED_MEMORY;
+ err->cache_level = obj->cache_level;
if (++i == count)
break;
struct drm_i915_gem_object *obj;
struct drm_i915_error_state *error;
unsigned long flags;
- int i;
+ int i, pipe;
spin_lock_irqsave(&dev_priv->error_lock, flags);
error = dev_priv->first_error;
if (error)
return;
+ /* Account for pipe specific data like PIPE*STAT */
error = kmalloc(sizeof(*error), GFP_ATOMIC);
if (!error) {
DRM_DEBUG_DRIVER("out of memory, not capturing error state\n");
return;
}
- DRM_DEBUG_DRIVER("generating error event\n");
+ DRM_INFO("capturing error event; look for more information in /debug/dri/%d/i915_error_state\n",
+ dev->primary->index);
error->seqno = dev_priv->ring[RCS].get_seqno(&dev_priv->ring[RCS]);
error->eir = I915_READ(EIR);
error->pgtbl_er = I915_READ(PGTBL_ER);
- error->pipeastat = I915_READ(PIPEASTAT);
- error->pipebstat = I915_READ(PIPEBSTAT);
+ for_each_pipe(pipe)
+ error->pipestat[pipe] = I915_READ(PIPESTAT(pipe));
error->instpm = I915_READ(INSTPM);
error->error = 0;
if (INTEL_INFO(dev)->gen >= 6) {
}
i915_gem_record_fences(dev, error);
- /* Record the active batchbuffers */
- for (i = 0; i < I915_NUM_RINGS; i++)
+ /* Record the active batch and ring buffers */
+ for (i = 0; i < I915_NUM_RINGS; i++) {
error->batchbuffer[i] =
i915_error_first_batchbuffer(dev_priv,
&dev_priv->ring[i]);
- /* Record the ringbuffer */
- error->ringbuffer = i915_error_object_create(dev_priv,
- dev_priv->ring[RCS].obj);
+ error->ringbuffer[i] =
+ i915_error_object_create(dev_priv,
+ dev_priv->ring[i].obj);
+ }
/* Record buffers on the active and pinned lists. */
error->active_bo = NULL;
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 eir = I915_READ(EIR);
+ int pipe;
if (!eir)
return;
}
if (eir & I915_ERROR_MEMORY_REFRESH) {
- u32 pipea_stats = I915_READ(PIPEASTAT);
- u32 pipeb_stats = I915_READ(PIPEBSTAT);
-
- printk(KERN_ERR "memory refresh error\n");
- printk(KERN_ERR "PIPEASTAT: 0x%08x\n",
- pipea_stats);
- printk(KERN_ERR "PIPEBSTAT: 0x%08x\n",
- pipeb_stats);
+ printk(KERN_ERR "memory refresh error:\n");
+ for_each_pipe(pipe)
+ printk(KERN_ERR "pipe %c stat: 0x%08x\n",
+ pipe_name(pipe), I915_READ(PIPESTAT(pipe)));
/* pipestat has already been acked */
}
if (eir & I915_ERROR_INSTRUCTION) {
/* Potential stall - if we see that the flip has happened, assume a missed interrupt */
obj = work->pending_flip_obj;
if (INTEL_INFO(dev)->gen >= 4) {
- int dspsurf = intel_crtc->plane == 0 ? DSPASURF : DSPBSURF;
+ int dspsurf = DSPSURF(intel_crtc->plane);
stall_detected = I915_READ(dspsurf) == obj->gtt_offset;
} else {
- int dspaddr = intel_crtc->plane == 0 ? DSPAADDR : DSPBADDR;
+ int dspaddr = DSPADDR(intel_crtc->plane);
stall_detected = I915_READ(dspaddr) == (obj->gtt_offset +
crtc->y * crtc->fb->pitch +
crtc->x * crtc->fb->bits_per_pixel/8);
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
struct drm_i915_master_private *master_priv;
u32 iir, new_iir;
- u32 pipea_stats, pipeb_stats;
+ u32 pipe_stats[I915_MAX_PIPES];
u32 vblank_status;
int vblank = 0;
unsigned long irqflags;
int irq_received;
- int ret = IRQ_NONE;
+ int ret = IRQ_NONE, pipe;
+ bool blc_event = false;
atomic_inc(&dev_priv->irq_received);
- if (HAS_PCH_SPLIT(dev))
- return ironlake_irq_handler(dev);
-
iir = I915_READ(IIR);
if (INTEL_INFO(dev)->gen >= 4)
* interrupts (for non-MSI).
*/
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
- pipea_stats = I915_READ(PIPEASTAT);
- pipeb_stats = I915_READ(PIPEBSTAT);
-
if (iir & I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT)
i915_handle_error(dev, false);
- /*
- * Clear the PIPE(A|B)STAT regs before the IIR
- */
- if (pipea_stats & 0x8000ffff) {
- if (pipea_stats & PIPE_FIFO_UNDERRUN_STATUS)
- DRM_DEBUG_DRIVER("pipe a underrun\n");
- I915_WRITE(PIPEASTAT, pipea_stats);
- irq_received = 1;
- }
-
- if (pipeb_stats & 0x8000ffff) {
- if (pipeb_stats & PIPE_FIFO_UNDERRUN_STATUS)
- DRM_DEBUG_DRIVER("pipe b underrun\n");
- I915_WRITE(PIPEBSTAT, pipeb_stats);
- irq_received = 1;
+ for_each_pipe(pipe) {
+ int reg = PIPESTAT(pipe);
+ pipe_stats[pipe] = I915_READ(reg);
+
+ /*
+ * Clear the PIPE*STAT regs before the IIR
+ */
+ if (pipe_stats[pipe] & 0x8000ffff) {
+ if (pipe_stats[pipe] & PIPE_FIFO_UNDERRUN_STATUS)
+ DRM_DEBUG_DRIVER("pipe %c underrun\n",
+ pipe_name(pipe));
+ I915_WRITE(reg, pipe_stats[pipe]);
+ irq_received = 1;
+ }
}
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
intel_finish_page_flip_plane(dev, 1);
}
- if (pipea_stats & vblank_status &&
- drm_handle_vblank(dev, 0)) {
- vblank++;
- if (!dev_priv->flip_pending_is_done) {
- i915_pageflip_stall_check(dev, 0);
- intel_finish_page_flip(dev, 0);
+ for_each_pipe(pipe) {
+ if (pipe_stats[pipe] & vblank_status &&
+ drm_handle_vblank(dev, pipe)) {
+ vblank++;
+ if (!dev_priv->flip_pending_is_done) {
+ i915_pageflip_stall_check(dev, pipe);
+ intel_finish_page_flip(dev, pipe);
+ }
}
- }
- if (pipeb_stats & vblank_status &&
- drm_handle_vblank(dev, 1)) {
- vblank++;
- if (!dev_priv->flip_pending_is_done) {
- i915_pageflip_stall_check(dev, 1);
- intel_finish_page_flip(dev, 1);
- }
+ if (pipe_stats[pipe] & PIPE_LEGACY_BLC_EVENT_STATUS)
+ blc_event = true;
}
- if ((pipea_stats & PIPE_LEGACY_BLC_EVENT_STATUS) ||
- (pipeb_stats & PIPE_LEGACY_BLC_EVENT_STATUS) ||
- (iir & I915_ASLE_INTERRUPT))
+
+ if (blc_event || (iir & I915_ASLE_INTERRUPT))
intel_opregion_asle_intr(dev);
/* With MSI, interrupts are only generated when iir
return dev_priv->counter;
}
-void i915_trace_irq_get(struct drm_device *dev, u32 seqno)
-{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
- struct intel_ring_buffer *ring = LP_RING(dev_priv);
-
- if (dev_priv->trace_irq_seqno == 0 &&
- ring->irq_get(ring))
- dev_priv->trace_irq_seqno = seqno;
-}
-
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;
else
i915_enable_pipestat(dev_priv, pipe,
PIPE_VBLANK_INTERRUPT_ENABLE);
+
+ /* maintain vblank delivery even in deep C-states */
+ if (dev_priv->info->gen == 3)
+ I915_WRITE(INSTPM, INSTPM_AGPBUSY_DIS << 16);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+
return 0;
}
unsigned long irqflags;
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
+ if (dev_priv->info->gen == 3)
+ I915_WRITE(INSTPM,
+ INSTPM_AGPBUSY_DIS << 16 | INSTPM_AGPBUSY_DIS);
+
if (HAS_PCH_SPLIT(dev))
ironlake_disable_display_irq(dev_priv, (pipe == 0) ?
DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
}
-void i915_enable_interrupt (struct drm_device *dev)
-{
- struct drm_i915_private *dev_priv = dev->dev_private;
-
- if (!HAS_PCH_SPLIT(dev))
- intel_opregion_enable_asle(dev);
- dev_priv->irq_enabled = 1;
-}
-
-
/* Set the vblank monitor pipe
*/
int i915_vblank_pipe_set(struct drm_device *dev, void *data,
/* drm_dma.h hooks
*/
-static void ironlake_irq_preinstall(struct drm_device *dev)
+void ironlake_irq_preinstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ atomic_set(&dev_priv->irq_received, 0);
+
+ INIT_WORK(&dev_priv->hotplug_work, i915_hotplug_work_func);
+ INIT_WORK(&dev_priv->error_work, i915_error_work_func);
+
I915_WRITE(HWSTAM, 0xeffe);
/* XXX hotplug from PCH */
POSTING_READ(SDEIER);
}
-static int ironlake_irq_postinstall(struct drm_device *dev)
+int ironlake_irq_postinstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
/* enable kind of interrupts always enabled */
u32 render_irqs;
u32 hotplug_mask;
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[RCS].irq_queue);
+ if (HAS_BSD(dev))
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[VCS].irq_queue);
+ if (HAS_BLT(dev))
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[BCS].irq_queue);
+
+ dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;
dev_priv->irq_mask = ~display_mask;
/* should always can generate irq */
POSTING_READ(GTIER);
if (HAS_PCH_CPT(dev)) {
- hotplug_mask = SDE_CRT_HOTPLUG_CPT | SDE_PORTB_HOTPLUG_CPT |
- SDE_PORTC_HOTPLUG_CPT | SDE_PORTD_HOTPLUG_CPT ;
+ hotplug_mask = (SDE_CRT_HOTPLUG_CPT |
+ SDE_PORTB_HOTPLUG_CPT |
+ SDE_PORTC_HOTPLUG_CPT |
+ SDE_PORTD_HOTPLUG_CPT);
} else {
- hotplug_mask = SDE_CRT_HOTPLUG | SDE_PORTB_HOTPLUG |
- SDE_PORTC_HOTPLUG | SDE_PORTD_HOTPLUG;
- hotplug_mask |= SDE_AUX_MASK;
+ hotplug_mask = (SDE_CRT_HOTPLUG |
+ SDE_PORTB_HOTPLUG |
+ SDE_PORTC_HOTPLUG |
+ SDE_PORTD_HOTPLUG |
+ SDE_AUX_MASK);
}
dev_priv->pch_irq_mask = ~hotplug_mask;
void i915_driver_irq_preinstall(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ int pipe;
atomic_set(&dev_priv->irq_received, 0);
INIT_WORK(&dev_priv->hotplug_work, i915_hotplug_work_func);
INIT_WORK(&dev_priv->error_work, i915_error_work_func);
-
- if (HAS_PCH_SPLIT(dev)) {
- ironlake_irq_preinstall(dev);
- return;
- }
+ INIT_WORK(&dev_priv->rps_work, gen6_pm_rps_work);
if (I915_HAS_HOTPLUG(dev)) {
I915_WRITE(PORT_HOTPLUG_EN, 0);
}
I915_WRITE(HWSTAM, 0xeffe);
- I915_WRITE(PIPEASTAT, 0);
- I915_WRITE(PIPEBSTAT, 0);
+ for_each_pipe(pipe)
+ I915_WRITE(PIPESTAT(pipe), 0);
I915_WRITE(IMR, 0xffffffff);
I915_WRITE(IER, 0x0);
POSTING_READ(IER);
u32 enable_mask = I915_INTERRUPT_ENABLE_FIX | I915_INTERRUPT_ENABLE_VAR;
u32 error_mask;
- DRM_INIT_WAITQUEUE(&dev_priv->ring[RCS].irq_queue);
- if (HAS_BSD(dev))
- DRM_INIT_WAITQUEUE(&dev_priv->ring[VCS].irq_queue);
- if (HAS_BLT(dev))
- DRM_INIT_WAITQUEUE(&dev_priv->ring[BCS].irq_queue);
-
dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;
- if (HAS_PCH_SPLIT(dev))
- return ironlake_irq_postinstall(dev);
-
/* Unmask the interrupts that we always want on. */
dev_priv->irq_mask = ~I915_INTERRUPT_ENABLE_FIX;
return 0;
}
-static void ironlake_irq_uninstall(struct drm_device *dev)
+void ironlake_irq_uninstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+
+ if (!dev_priv)
+ return;
+
+ dev_priv->vblank_pipe = 0;
+
I915_WRITE(HWSTAM, 0xffffffff);
I915_WRITE(DEIMR, 0xffffffff);
void i915_driver_irq_uninstall(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ int pipe;
if (!dev_priv)
return;
dev_priv->vblank_pipe = 0;
- if (HAS_PCH_SPLIT(dev)) {
- ironlake_irq_uninstall(dev);
- return;
- }
-
if (I915_HAS_HOTPLUG(dev)) {
I915_WRITE(PORT_HOTPLUG_EN, 0);
I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT));
}
I915_WRITE(HWSTAM, 0xffffffff);
- I915_WRITE(PIPEASTAT, 0);
- I915_WRITE(PIPEBSTAT, 0);
+ for_each_pipe(pipe)
+ I915_WRITE(PIPESTAT(pipe), 0);
I915_WRITE(IMR, 0xffffffff);
I915_WRITE(IER, 0x0);
- I915_WRITE(PIPEASTAT, I915_READ(PIPEASTAT) & 0x8000ffff);
- I915_WRITE(PIPEBSTAT, I915_READ(PIPEBSTAT) & 0x8000ffff);
+ for_each_pipe(pipe)
+ I915_WRITE(PIPESTAT(pipe),
+ I915_READ(PIPESTAT(pipe)) & 0x8000ffff);
I915_WRITE(IIR, I915_READ(IIR));
}
git.openpandora.org / pandora-kernel.git / blobdiff