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path: root/drivers/gpu/drm/i915/i915_irq.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c84
1 files changed, 42 insertions, 42 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 53e5104964b3..f172de0a61bf 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1079,11 +1079,11 @@ static u32 vlv_wa_c0_ei(struct drm_i915_private *dev_priv, u32 pm_iir)
static bool any_waiters(struct drm_i915_private *dev_priv)
{
- struct intel_engine_cs *ring;
+ struct intel_engine_cs *engine;
int i;
- for_each_ring(ring, dev_priv, i)
- if (ring->irq_refcount)
+ for_each_ring(engine, dev_priv, i)
+ if (engine->irq_refcount)
return true;
return false;
@@ -2449,7 +2449,7 @@ static irqreturn_t gen8_irq_handler(int irq, void *arg)
static void i915_error_wake_up(struct drm_i915_private *dev_priv,
bool reset_completed)
{
- struct intel_engine_cs *ring;
+ struct intel_engine_cs *engine;
int i;
/*
@@ -2460,8 +2460,8 @@ static void i915_error_wake_up(struct drm_i915_private *dev_priv,
*/
/* Wake up __wait_seqno, potentially holding dev->struct_mutex. */
- for_each_ring(ring, dev_priv, i)
- wake_up_all(&ring->irq_queue);
+ for_each_ring(engine, dev_priv, i)
+ wake_up_all(&engine->irq_queue);
/* Wake up intel_crtc_wait_for_pending_flips, holding crtc->mutex. */
wake_up_all(&dev_priv->pending_flip_queue);
@@ -2956,11 +2956,11 @@ static int semaphore_passed(struct intel_engine_cs *ring)
static void semaphore_clear_deadlocks(struct drm_i915_private *dev_priv)
{
- struct intel_engine_cs *ring;
+ struct intel_engine_cs *engine;
int i;
- for_each_ring(ring, dev_priv, i)
- ring->hangcheck.deadlock = 0;
+ for_each_ring(engine, dev_priv, i)
+ engine->hangcheck.deadlock = 0;
}
static bool subunits_stuck(struct intel_engine_cs *ring)
@@ -3071,7 +3071,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work)
container_of(work, typeof(*dev_priv),
gpu_error.hangcheck_work.work);
struct drm_device *dev = dev_priv->dev;
- struct intel_engine_cs *ring;
+ struct intel_engine_cs *engine;
int i;
int busy_count = 0, rings_hung = 0;
bool stuck[I915_NUM_RINGS] = { 0 };
@@ -3096,33 +3096,33 @@ static void i915_hangcheck_elapsed(struct work_struct *work)
*/
intel_uncore_arm_unclaimed_mmio_detection(dev_priv);
- for_each_ring(ring, dev_priv, i) {
+ for_each_ring(engine, dev_priv, i) {
u64 acthd;
u32 seqno;
bool busy = true;
semaphore_clear_deadlocks(dev_priv);
- seqno = ring->get_seqno(ring, false);
- acthd = intel_ring_get_active_head(ring);
+ seqno = engine->get_seqno(engine, false);
+ acthd = intel_ring_get_active_head(engine);
- if (ring->hangcheck.seqno == seqno) {
- if (ring_idle(ring, seqno)) {
- ring->hangcheck.action = HANGCHECK_IDLE;
+ if (engine->hangcheck.seqno == seqno) {
+ if (ring_idle(engine, seqno)) {
+ engine->hangcheck.action = HANGCHECK_IDLE;
- if (waitqueue_active(&ring->irq_queue)) {
+ if (waitqueue_active(&engine->irq_queue)) {
/* Issue a wake-up to catch stuck h/w. */
- if (!test_and_set_bit(ring->id, &dev_priv->gpu_error.missed_irq_rings)) {
- if (!(dev_priv->gpu_error.test_irq_rings & intel_ring_flag(ring)))
+ if (!test_and_set_bit(engine->id, &dev_priv->gpu_error.missed_irq_rings)) {
+ if (!(dev_priv->gpu_error.test_irq_rings & intel_ring_flag(engine)))
DRM_ERROR("Hangcheck timer elapsed... %s idle\n",
- ring->name);
+ engine->name);
else
DRM_INFO("Fake missed irq on %s\n",
- ring->name);
- wake_up_all(&ring->irq_queue);
+ engine->name);
+ wake_up_all(&engine->irq_queue);
}
/* Safeguard against driver failure */
- ring->hangcheck.score += BUSY;
+ engine->hangcheck.score += BUSY;
} else
busy = false;
} else {
@@ -3141,53 +3141,53 @@ static void i915_hangcheck_elapsed(struct work_struct *work)
* being repeatedly kicked and so responsible
* for stalling the machine.
*/
- ring->hangcheck.action = ring_stuck(ring,
- acthd);
+ engine->hangcheck.action = ring_stuck(engine,
+ acthd);
- switch (ring->hangcheck.action) {
+ switch (engine->hangcheck.action) {
case HANGCHECK_IDLE:
case HANGCHECK_WAIT:
break;
case HANGCHECK_ACTIVE:
- ring->hangcheck.score += BUSY;
+ engine->hangcheck.score += BUSY;
break;
case HANGCHECK_KICK:
- ring->hangcheck.score += KICK;
+ engine->hangcheck.score += KICK;
break;
case HANGCHECK_HUNG:
- ring->hangcheck.score += HUNG;
+ engine->hangcheck.score += HUNG;
stuck[i] = true;
break;
}
}
} else {
- ring->hangcheck.action = HANGCHECK_ACTIVE;
+ engine->hangcheck.action = HANGCHECK_ACTIVE;
/* Gradually reduce the count so that we catch DoS
* attempts across multiple batches.
*/
- if (ring->hangcheck.score > 0)
- ring->hangcheck.score -= ACTIVE_DECAY;
- if (ring->hangcheck.score < 0)
- ring->hangcheck.score = 0;
+ if (engine->hangcheck.score > 0)
+ engine->hangcheck.score -= ACTIVE_DECAY;
+ if (engine->hangcheck.score < 0)
+ engine->hangcheck.score = 0;
/* Clear head and subunit states on seqno movement */
- ring->hangcheck.acthd = 0;
+ engine->hangcheck.acthd = 0;
- memset(ring->hangcheck.instdone, 0,
- sizeof(ring->hangcheck.instdone));
+ memset(engine->hangcheck.instdone, 0,
+ sizeof(engine->hangcheck.instdone));
}
- ring->hangcheck.seqno = seqno;
- ring->hangcheck.acthd = acthd;
+ engine->hangcheck.seqno = seqno;
+ engine->hangcheck.acthd = acthd;
busy_count += busy;
}
- for_each_ring(ring, dev_priv, i) {
- if (ring->hangcheck.score >= HANGCHECK_SCORE_RING_HUNG) {
+ for_each_ring(engine, dev_priv, i) {
+ if (engine->hangcheck.score >= HANGCHECK_SCORE_RING_HUNG) {
DRM_INFO("%s on %s\n",
stuck[i] ? "stuck" : "no progress",
- ring->name);
+ engine->name);
rings_hung++;
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-20 19:45:57 +0000