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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_cs.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_cs.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.h
new file mode 100644
index 000000000..f80adf906
--- /dev/null
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2022 Advanced Micro Devices, Inc.
+ *
+ * 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, sublicense,
+ * 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 above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
+ *
+ */
+#ifndef __AMDGPU_CS_H__
+#define __AMDGPU_CS_H__
+
+#include "amdgpu_job.h"
+#include "amdgpu_bo_list.h"
+#include "amdgpu_ring.h"
+
+#define AMDGPU_CS_GANG_SIZE 4
+
+struct amdgpu_bo_va_mapping;
+
+struct amdgpu_cs_chunk {
+ uint32_t chunk_id;
+ uint32_t length_dw;
+ void *kdata;
+};
+
+struct amdgpu_cs_post_dep {
+ struct drm_syncobj *syncobj;
+ struct dma_fence_chain *chain;
+ u64 point;
+};
+
+struct amdgpu_cs_parser {
+ struct amdgpu_device *adev;
+ struct drm_file *filp;
+ struct amdgpu_ctx *ctx;
+
+ /* chunks */
+ unsigned nchunks;
+ struct amdgpu_cs_chunk *chunks;
+
+ /* scheduler job objects */
+ unsigned int gang_size;
+ unsigned int gang_leader_idx;
+ struct drm_sched_entity *entities[AMDGPU_CS_GANG_SIZE];
+ struct amdgpu_job *jobs[AMDGPU_CS_GANG_SIZE];
+ struct amdgpu_job *gang_leader;
+
+ /* buffer objects */
+ struct ww_acquire_ctx ticket;
+ struct amdgpu_bo_list *bo_list;
+ struct amdgpu_mn *mn;
+ struct amdgpu_bo_list_entry vm_pd;
+ struct list_head validated;
+ struct dma_fence *fence;
+ uint64_t bytes_moved_threshold;
+ uint64_t bytes_moved_vis_threshold;
+ uint64_t bytes_moved;
+ uint64_t bytes_moved_vis;
+
+ /* user fence */
+ struct amdgpu_bo_list_entry uf_entry;
+
+ unsigned num_post_deps;
+ struct amdgpu_cs_post_dep *post_deps;
+};
+
+int amdgpu_cs_find_mapping(struct amdgpu_cs_parser *parser,
+ uint64_t addr, struct amdgpu_bo **bo,
+ struct amdgpu_bo_va_mapping **mapping);
+
+#endif