Add the rt linux 4.1.3-rt3 as base
[kvmfornfv.git] / kernel / drivers / gpu / drm / amd / amdkfd / kfd_topology.h
diff --git a/kernel/drivers/gpu/drm/amd/amdkfd/kfd_topology.h b/kernel/drivers/gpu/drm/amd/amdkfd/kfd_topology.h
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+/*
+ * Copyright 2014 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 __KFD_TOPOLOGY_H__
+#define __KFD_TOPOLOGY_H__
+
+#include <linux/types.h>
+#include <linux/list.h>
+#include "kfd_priv.h"
+
+#define KFD_TOPOLOGY_PUBLIC_NAME_SIZE 128
+
+#define HSA_CAP_HOT_PLUGGABLE                  0x00000001
+#define HSA_CAP_ATS_PRESENT                    0x00000002
+#define HSA_CAP_SHARED_WITH_GRAPHICS           0x00000004
+#define HSA_CAP_QUEUE_SIZE_POW2                        0x00000008
+#define HSA_CAP_QUEUE_SIZE_32BIT               0x00000010
+#define HSA_CAP_QUEUE_IDLE_EVENT               0x00000020
+#define HSA_CAP_VA_LIMIT                       0x00000040
+#define HSA_CAP_WATCH_POINTS_SUPPORTED         0x00000080
+#define HSA_CAP_WATCH_POINTS_TOTALBITS_MASK    0x00000f00
+#define HSA_CAP_WATCH_POINTS_TOTALBITS_SHIFT   8
+#define HSA_CAP_RESERVED                       0xfffff000
+
+struct kfd_node_properties {
+       uint32_t cpu_cores_count;
+       uint32_t simd_count;
+       uint32_t mem_banks_count;
+       uint32_t caches_count;
+       uint32_t io_links_count;
+       uint32_t cpu_core_id_base;
+       uint32_t simd_id_base;
+       uint32_t capability;
+       uint32_t max_waves_per_simd;
+       uint32_t lds_size_in_kb;
+       uint32_t gds_size_in_kb;
+       uint32_t wave_front_size;
+       uint32_t array_count;
+       uint32_t simd_arrays_per_engine;
+       uint32_t cu_per_simd_array;
+       uint32_t simd_per_cu;
+       uint32_t max_slots_scratch_cu;
+       uint32_t engine_id;
+       uint32_t vendor_id;
+       uint32_t device_id;
+       uint32_t location_id;
+       uint32_t max_engine_clk_fcompute;
+       uint32_t max_engine_clk_ccompute;
+       uint16_t marketing_name[KFD_TOPOLOGY_PUBLIC_NAME_SIZE];
+};
+
+#define HSA_MEM_HEAP_TYPE_SYSTEM       0
+#define HSA_MEM_HEAP_TYPE_FB_PUBLIC    1
+#define HSA_MEM_HEAP_TYPE_FB_PRIVATE   2
+#define HSA_MEM_HEAP_TYPE_GPU_GDS      3
+#define HSA_MEM_HEAP_TYPE_GPU_LDS      4
+#define HSA_MEM_HEAP_TYPE_GPU_SCRATCH  5
+
+#define HSA_MEM_FLAGS_HOT_PLUGGABLE    0x00000001
+#define HSA_MEM_FLAGS_NON_VOLATILE     0x00000002
+#define HSA_MEM_FLAGS_RESERVED         0xfffffffc
+
+struct kfd_mem_properties {
+       struct list_head        list;
+       uint32_t                heap_type;
+       uint64_t                size_in_bytes;
+       uint32_t                flags;
+       uint32_t                width;
+       uint32_t                mem_clk_max;
+       struct kobject          *kobj;
+       struct attribute        attr;
+};
+
+#define KFD_TOPOLOGY_CPU_SIBLINGS 256
+
+#define HSA_CACHE_TYPE_DATA            0x00000001
+#define HSA_CACHE_TYPE_INSTRUCTION     0x00000002
+#define HSA_CACHE_TYPE_CPU             0x00000004
+#define HSA_CACHE_TYPE_HSACU           0x00000008
+#define HSA_CACHE_TYPE_RESERVED                0xfffffff0
+
+struct kfd_cache_properties {
+       struct list_head        list;
+       uint32_t                processor_id_low;
+       uint32_t                cache_level;
+       uint32_t                cache_size;
+       uint32_t                cacheline_size;
+       uint32_t                cachelines_per_tag;
+       uint32_t                cache_assoc;
+       uint32_t                cache_latency;
+       uint32_t                cache_type;
+       uint8_t                 sibling_map[KFD_TOPOLOGY_CPU_SIBLINGS];
+       struct kobject          *kobj;
+       struct attribute        attr;
+};
+
+struct kfd_iolink_properties {
+       struct list_head        list;
+       uint32_t                iolink_type;
+       uint32_t                ver_maj;
+       uint32_t                ver_min;
+       uint32_t                node_from;
+       uint32_t                node_to;
+       uint32_t                weight;
+       uint32_t                min_latency;
+       uint32_t                max_latency;
+       uint32_t                min_bandwidth;
+       uint32_t                max_bandwidth;
+       uint32_t                rec_transfer_size;
+       uint32_t                flags;
+       struct kobject          *kobj;
+       struct attribute        attr;
+};
+
+struct kfd_topology_device {
+       struct list_head                list;
+       uint32_t                        gpu_id;
+       struct kfd_node_properties      node_props;
+       uint32_t                        mem_bank_count;
+       struct list_head                mem_props;
+       uint32_t                        cache_count;
+       struct list_head                cache_props;
+       uint32_t                        io_link_count;
+       struct list_head                io_link_props;
+       struct kfd_dev                  *gpu;
+       struct kobject                  *kobj_node;
+       struct kobject                  *kobj_mem;
+       struct kobject                  *kobj_cache;
+       struct kobject                  *kobj_iolink;
+       struct attribute                attr_gpuid;
+       struct attribute                attr_name;
+       struct attribute                attr_props;
+};
+
+struct kfd_system_properties {
+       uint32_t                num_devices;     /* Number of H-NUMA nodes */
+       uint32_t                generation_count;
+       uint64_t                platform_oem;
+       uint64_t                platform_id;
+       uint64_t                platform_rev;
+       struct kobject          *kobj_topology;
+       struct kobject          *kobj_nodes;
+       struct attribute        attr_genid;
+       struct attribute        attr_props;
+};
+
+
+
+#endif /* __KFD_TOPOLOGY_H__ */