Store whether or not we need to kick the guc's execlists emulation on
the engine itself to avoid chasing the device info.
gen8_cs_irq_handler 512 428 -84
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_irq.c | 4 +++-
drivers/gpu/drm/i915/intel_guc_submission.c | 1 +
drivers/gpu/drm/i915/intel_lrc.c | 1 +
drivers/gpu/drm/i915/intel_ringbuffer.h | 7 +++++++
4 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index f9bc3aaa90d0..460878572515 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1472,8 +1472,10 @@ gen8_cs_irq_handler(struct intel_engine_cs *engine, u32 iir)
}
if (iir & GT_RENDER_USER_INTERRUPT) {
+ if (intel_engine_uses_guc(engine))
+ tasklet = true;
+
notify_ring(engine);
- tasklet |= USES_GUC_SUBMISSION(engine->i915);
}
if (tasklet)
diff --git a/drivers/gpu/drm/i915/intel_guc_submission.c b/drivers/gpu/drm/i915/intel_guc_submission.c
index 133367a17863..d9fcd5db4ea4 100644
--- a/drivers/gpu/drm/i915/intel_guc_submission.c
+++ b/drivers/gpu/drm/i915/intel_guc_submission.c
@@ -1312,6 +1312,7 @@ int intel_guc_submission_enable(struct intel_guc *guc)
engine->unpark = guc_submission_unpark;
engine->flags &= ~I915_ENGINE_SUPPORTS_STATS;
+ engine->flags |= I915_ENGINE_USES_GUC;
}
return 0;
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index 857ab04452f0..4928e9ad7826 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -2305,6 +2305,7 @@ static void execlists_set_default_submission(struct intel_engine_cs *engine)
engine->park = NULL;
engine->unpark = NULL;
+ engine->flags &= ~I915_ENGINE_USES_GUC;
engine->flags |= I915_ENGINE_SUPPORTS_STATS;
if (engine->i915->preempt_context)
engine->flags |= I915_ENGINE_HAS_PREEMPTION;
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index acef385c4c80..4ad9c5842575 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -574,6 +574,7 @@ struct intel_engine_cs {
#define I915_ENGINE_NEEDS_CMD_PARSER BIT(0)
#define I915_ENGINE_SUPPORTS_STATS BIT(1)
#define I915_ENGINE_HAS_PREEMPTION BIT(2)
+#define I915_ENGINE_USES_GUC BIT(3)
unsigned int flags;
/*
@@ -651,6 +652,12 @@ intel_engine_has_preemption(const struct intel_engine_cs *engine)
return engine->flags & I915_ENGINE_HAS_PREEMPTION;
}
+static inline bool
+intel_engine_uses_guc(const struct intel_engine_cs *engine)
+{
+ return engine->flags & I915_ENGINE_USES_GUC;
+}
+
static inline bool __execlists_need_preempt(int prio, int last)
{
return prio > max(0, last);
--
2.17.0
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