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path: root/drivers/gpu/drm/i915/gt/intel_context.c
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Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_context.c')
-rw-r--r--drivers/gpu/drm/i915/gt/intel_context.c67
1 files changed, 36 insertions, 31 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_context.c b/drivers/gpu/drm/i915/gt/intel_context.c
index bc5ae18dbe3e..cac80d87b2bb 100644
--- a/drivers/gpu/drm/i915/gt/intel_context.c
+++ b/drivers/gpu/drm/i915/gt/intel_context.c
@@ -63,6 +63,34 @@ unlock:
return err;
}
+static int intel_context_active_acquire(struct intel_context *ce)
+{
+ int err;
+
+ err = i915_active_acquire(&ce->active);
+ if (err)
+ return err;
+
+ /* Preallocate tracking nodes */
+ if (!intel_context_is_barrier(ce)) {
+ err = i915_active_acquire_preallocate_barrier(&ce->active,
+ ce->engine);
+ if (err) {
+ i915_active_release(&ce->active);
+ return err;
+ }
+ }
+
+ return 0;
+}
+
+static void intel_context_active_release(struct intel_context *ce)
+{
+ /* Nodes preallocated in intel_context_active() */
+ i915_active_acquire_barrier(&ce->active);
+ i915_active_release(&ce->active);
+}
+
int __intel_context_do_pin(struct intel_context *ce)
{
int err;
@@ -79,11 +107,14 @@ int __intel_context_do_pin(struct intel_context *ce)
if (likely(!atomic_read(&ce->pin_count))) {
intel_wakeref_t wakeref;
- err = 0;
+ err = intel_context_active_acquire(ce);
+ if (unlikely(err))
+ goto err;
+
with_intel_runtime_pm(ce->engine->uncore->rpm, wakeref)
err = ce->ops->pin(ce);
- if (err)
- goto err;
+ if (unlikely(err))
+ goto err_active;
CE_TRACE(ce, "pin ring:{head:%04x, tail:%04x}\n",
ce->ring->head, ce->ring->tail);
@@ -97,6 +128,8 @@ int __intel_context_do_pin(struct intel_context *ce)
mutex_unlock(&ce->pin_mutex);
return 0;
+err_active:
+ intel_context_active_release(ce);
err:
mutex_unlock(&ce->pin_mutex);
return err;
@@ -198,34 +231,6 @@ err_put:
return err;
}
-int intel_context_active_acquire(struct intel_context *ce)
-{
- int err;
-
- err = i915_active_acquire(&ce->active);
- if (err)
- return err;
-
- /* Preallocate tracking nodes */
- if (!intel_context_is_barrier(ce)) {
- err = i915_active_acquire_preallocate_barrier(&ce->active,
- ce->engine);
- if (err) {
- i915_active_release(&ce->active);
- return err;
- }
- }
-
- return 0;
-}
-
-void intel_context_active_release(struct intel_context *ce)
-{
- /* Nodes preallocated in intel_context_active() */
- i915_active_acquire_barrier(&ce->active);
- i915_active_release(&ce->active);
-}
-
void
intel_context_init(struct intel_context *ce,
struct intel_engine_cs *engine)
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