This was only ever used for bonded virtual engine execution. Since
that's no longer allowed, this is dead code.
Signed-off-by: Jason Ekstrand <ja...@jlekstrand.net>
---
.../gpu/drm/i915/gem/i915_gem_execbuffer.c | 3 +-
drivers/gpu/drm/i915/i915_request.c | 42 ++++---------------
drivers/gpu/drm/i915/i915_request.h | 4 +-
3 files changed, 9 insertions(+), 40 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index efb2fa3522a42..7024adcd5cf15 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -3473,8 +3473,7 @@ i915_gem_do_execbuffer(struct drm_device *dev,
if (in_fence) {
if (args->flags & I915_EXEC_FENCE_SUBMIT)
err = i915_request_await_execution(eb.request,
- in_fence,
- NULL);
+ in_fence);
else
err = i915_request_await_dma_fence(eb.request,
in_fence);
diff --git a/drivers/gpu/drm/i915/i915_request.c
b/drivers/gpu/drm/i915/i915_request.c
index bec9c3652188b..7e00218b8c105 100644
--- a/drivers/gpu/drm/i915/i915_request.c
+++ b/drivers/gpu/drm/i915/i915_request.c
@@ -49,7 +49,6 @@
struct execute_cb {
struct irq_work work;
struct i915_sw_fence *fence;
- void (*hook)(struct i915_request *rq, struct dma_fence *signal);
struct i915_request *signal;
};
@@ -180,17 +179,6 @@ static void irq_execute_cb(struct irq_work *wrk)
kmem_cache_free(global.slab_execute_cbs, cb);
}
-static void irq_execute_cb_hook(struct irq_work *wrk)
-{
- struct execute_cb *cb = container_of(wrk, typeof(*cb), work);
-
- cb->hook(container_of(cb->fence, struct i915_request, submit),
- &cb->signal->fence);
- i915_request_put(cb->signal);
-
- irq_execute_cb(wrk);
-}
-
static __always_inline void
__notify_execute_cb(struct i915_request *rq, bool (*fn)(struct irq_work *wrk))
{
@@ -517,17 +505,12 @@ static bool __request_in_flight(const struct i915_request
*signal)
static int
__await_execution(struct i915_request *rq,
struct i915_request *signal,
- void (*hook)(struct i915_request *rq,
- struct dma_fence *signal),
gfp_t gfp)
{
struct execute_cb *cb;
- if (i915_request_is_active(signal)) {
- if (hook)
- hook(rq, &signal->fence);
+ if (i915_request_is_active(signal))
return 0;
- }
cb = kmem_cache_alloc(global.slab_execute_cbs, gfp);
if (!cb)
@@ -537,12 +520,6 @@ __await_execution(struct i915_request *rq,
i915_sw_fence_await(cb->fence);
init_irq_work(&cb->work, irq_execute_cb);
- if (hook) {
- cb->hook = hook;
- cb->signal = i915_request_get(signal);
- cb->work.func = irq_execute_cb_hook;
- }
-
/*
* Register the callback first, then see if the signaler is already
* active. This ensures that if we race with the
@@ -1253,7 +1230,7 @@ emit_semaphore_wait(struct i915_request *to,
goto await_fence;
/* Only submit our spinner after the signaler is running! */
- if (__await_execution(to, from, NULL, gfp))
+ if (__await_execution(to, from, gfp))
goto await_fence;
if (__emit_semaphore_wait(to, from, from->fence.seqno))
@@ -1284,16 +1261,14 @@ static int intel_timeline_sync_set_start(struct
intel_timeline *tl,
static int
__i915_request_await_execution(struct i915_request *to,
- struct i915_request *from,
- void (*hook)(struct i915_request *rq,
- struct dma_fence *signal))
+ struct i915_request *from)
{
int err;
GEM_BUG_ON(intel_context_is_barrier(from->context));
/* Submit both requests at the same time */
- err = __await_execution(to, from, hook, I915_FENCE_GFP);
+ err = __await_execution(to, from, I915_FENCE_GFP);
if (err)
return err;
@@ -1406,9 +1381,7 @@ i915_request_await_external(struct i915_request *rq,
struct dma_fence *fence)
int
i915_request_await_execution(struct i915_request *rq,
- struct dma_fence *fence,
- void (*hook)(struct i915_request *rq,
- struct dma_fence *signal))
+ struct dma_fence *fence)
{
struct dma_fence **child = &fence;
unsigned int nchild = 1;
@@ -1441,8 +1414,7 @@ i915_request_await_execution(struct i915_request *rq,
if (dma_fence_is_i915(fence))
ret = __i915_request_await_execution(rq,
- to_request(fence),
- hook);
+ to_request(fence));
else
ret = i915_request_await_external(rq, fence);
if (ret < 0)
@@ -1468,7 +1440,7 @@ await_request_submit(struct i915_request *to, struct
i915_request *from)
&from->submit,
I915_FENCE_GFP);
else
- return __i915_request_await_execution(to, from, NULL);
+ return __i915_request_await_execution(to, from);
}
static int
diff --git a/drivers/gpu/drm/i915/i915_request.h
b/drivers/gpu/drm/i915/i915_request.h
index 270f6cd37650c..63b087a7f5707 100644
--- a/drivers/gpu/drm/i915/i915_request.h
+++ b/drivers/gpu/drm/i915/i915_request.h
@@ -352,9 +352,7 @@ int i915_request_await_object(struct i915_request *to,
int i915_request_await_dma_fence(struct i915_request *rq,
struct dma_fence *fence);
int i915_request_await_execution(struct i915_request *rq,
- struct dma_fence *fence,
- void (*hook)(struct i915_request *rq,
- struct dma_fence *signal));
+ struct dma_fence *fence);
void i915_request_add(struct i915_request *rq);
--
2.31.1
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