1 files changed, 0 insertions, 102 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_semaphore.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_semaphore.c
deleted file mode 100644
index 1caaf201b708..000000000000
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_semaphore.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Copyright 2011 Christian König.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- */
-/*
- * Authors:
- *    Christian König <deathsimple@vodafone.de>
- */
-#include <drm/drmP.h>
-#include "amdgpu.h"
-#include "amdgpu_trace.h"
-
-int amdgpu_semaphore_create(struct amdgpu_device *adev,
-			    struct amdgpu_semaphore **semaphore)
-{
-	int r;
-
-	*semaphore = kmalloc(sizeof(struct amdgpu_semaphore), GFP_KERNEL);
-	if (*semaphore == NULL) {
-		return -ENOMEM;
-	}
-	r = amdgpu_sa_bo_new(&adev->ring_tmp_bo,
-			     &(*semaphore)->sa_bo, 8, 8);
-	if (r) {
-		kfree(*semaphore);
-		*semaphore = NULL;
-		return r;
-	}
-	(*semaphore)->waiters = 0;
-	(*semaphore)->gpu_addr = amdgpu_sa_bo_gpu_addr((*semaphore)->sa_bo);
-
-	*((uint64_t *)amdgpu_sa_bo_cpu_addr((*semaphore)->sa_bo)) = 0;
-
-	return 0;
-}
-
-bool amdgpu_semaphore_emit_signal(struct amdgpu_ring *ring,
-				  struct amdgpu_semaphore *semaphore)
-{
-	trace_amdgpu_semaphore_signale(ring->idx, semaphore);
-
-	if (amdgpu_ring_emit_semaphore(ring, semaphore, false)) {
-		--semaphore->waiters;
-
-		/* for debugging lockup only, used by sysfs debug files */
-		ring->last_semaphore_signal_addr = semaphore->gpu_addr;
-		return true;
-	}
-	return false;
-}
-
-bool amdgpu_semaphore_emit_wait(struct amdgpu_ring *ring,
-				struct amdgpu_semaphore *semaphore)
-{
-	trace_amdgpu_semaphore_wait(ring->idx, semaphore);
-
-	if (amdgpu_ring_emit_semaphore(ring, semaphore, true)) {
-		++semaphore->waiters;
-
-		/* for debugging lockup only, used by sysfs debug files */
-		ring->last_semaphore_wait_addr = semaphore->gpu_addr;
-		return true;
-	}
-	return false;
-}
-
-void amdgpu_semaphore_free(struct amdgpu_device *adev,
-			   struct amdgpu_semaphore **semaphore,
-			   struct fence *fence)
-{
-	if (semaphore == NULL || *semaphore == NULL) {
-		return;
-	}
-	if ((*semaphore)->waiters > 0) {
-		dev_err(adev->dev, "semaphore %p has more waiters than signalers,"
-			" hardware lockup imminent!\n", *semaphore);
-	}
-	amdgpu_sa_bo_free(adev, &(*semaphore)->sa_bo, fence);
-	kfree(*semaphore);
-	*semaphore = NULL;
-}