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 jason@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);