1 /* SPDX-License-Identifier: MIT */
3 * Copyright © 2021 Intel Corporation
12 #include <drm/drm_util.h>
14 #include "regs/xe_gpu_commands.h"
15 #include "xe_device_types.h"
16 #include "xe_force_wake.h"
17 #include "xe_macros.h"
20 extern struct lockdep_map xe_device_mem_access_lockdep_map;
23 static inline struct xe_device *to_xe_device(const struct drm_device *dev)
25 return container_of(dev, struct xe_device, drm);
28 static inline struct xe_device *pdev_to_xe_device(struct pci_dev *pdev)
30 return pci_get_drvdata(pdev);
33 static inline struct xe_device *ttm_to_xe_device(struct ttm_device *ttm)
35 return container_of(ttm, struct xe_device, ttm);
38 struct xe_device *xe_device_create(struct pci_dev *pdev,
39 const struct pci_device_id *ent);
40 int xe_device_probe_early(struct xe_device *xe);
41 int xe_device_probe(struct xe_device *xe);
42 void xe_device_remove(struct xe_device *xe);
43 void xe_device_shutdown(struct xe_device *xe);
45 void xe_device_add_persistent_exec_queues(struct xe_device *xe, struct xe_exec_queue *q);
46 void xe_device_remove_persistent_exec_queues(struct xe_device *xe,
47 struct xe_exec_queue *q);
49 void xe_device_wmb(struct xe_device *xe);
51 static inline struct xe_file *to_xe_file(const struct drm_file *file)
53 return file->driver_priv;
56 static inline struct xe_tile *xe_device_get_root_tile(struct xe_device *xe)
61 #define XE_MAX_GT_PER_TILE 2
63 static inline struct xe_gt *xe_tile_get_gt(struct xe_tile *tile, u8 gt_id)
65 if (drm_WARN_ON(&tile_to_xe(tile)->drm, gt_id > XE_MAX_GT_PER_TILE))
68 return gt_id ? tile->media_gt : tile->primary_gt;
71 static inline struct xe_gt *xe_device_get_gt(struct xe_device *xe, u8 gt_id)
73 struct xe_tile *root_tile = xe_device_get_root_tile(xe);
77 * FIXME: This only works for now because multi-tile and standalone
78 * media are mutually exclusive on the platforms we have today.
80 * id => GT mapping may change once we settle on how we want to handle
83 if (MEDIA_VER(xe) >= 13) {
84 gt = xe_tile_get_gt(root_tile, gt_id);
86 if (drm_WARN_ON(&xe->drm, gt_id > XE_MAX_TILES_PER_DEVICE))
89 gt = xe->tiles[gt_id].primary_gt;
95 drm_WARN_ON(&xe->drm, gt->info.id != gt_id);
96 drm_WARN_ON(&xe->drm, gt->info.type == XE_GT_TYPE_UNINITIALIZED);
102 * Provide a GT structure suitable for performing non-GT MMIO operations against
103 * the primary tile. Primarily intended for early tile initialization, display
104 * handling, top-most interrupt enable/disable, etc. Since anything using the
105 * MMIO handle returned by this function doesn't need GSI offset translation,
106 * we'll return the primary GT from the root tile.
108 * FIXME: Fix the driver design so that 'gt' isn't the target of all MMIO
111 * Returns the primary gt of the root tile.
113 static inline struct xe_gt *xe_root_mmio_gt(struct xe_device *xe)
115 return xe_device_get_root_tile(xe)->primary_gt;
118 static inline bool xe_device_uc_enabled(struct xe_device *xe)
120 return !xe->info.force_execlist;
123 #define for_each_tile(tile__, xe__, id__) \
124 for ((id__) = 0; (id__) < (xe__)->info.tile_count; (id__)++) \
125 for_each_if((tile__) = &(xe__)->tiles[(id__)])
127 #define for_each_remote_tile(tile__, xe__, id__) \
128 for ((id__) = 1; (id__) < (xe__)->info.tile_count; (id__)++) \
129 for_each_if((tile__) = &(xe__)->tiles[(id__)])
132 * FIXME: This only works for now since multi-tile and standalone media
133 * happen to be mutually exclusive. Future platforms may change this...
135 #define for_each_gt(gt__, xe__, id__) \
136 for ((id__) = 0; (id__) < (xe__)->info.gt_count; (id__)++) \
137 for_each_if((gt__) = xe_device_get_gt((xe__), (id__)))
139 static inline struct xe_force_wake *gt_to_fw(struct xe_gt *gt)
144 void xe_device_mem_access_get(struct xe_device *xe);
145 bool xe_device_mem_access_get_if_ongoing(struct xe_device *xe);
146 void xe_device_mem_access_put(struct xe_device *xe);
148 void xe_device_assert_mem_access(struct xe_device *xe);
149 bool xe_device_mem_access_ongoing(struct xe_device *xe);
151 static inline bool xe_device_in_fault_mode(struct xe_device *xe)
153 return xe->usm.num_vm_in_fault_mode != 0;
156 static inline bool xe_device_in_non_fault_mode(struct xe_device *xe)
158 return xe->usm.num_vm_in_non_fault_mode != 0;
161 static inline bool xe_device_has_flat_ccs(struct xe_device *xe)
163 return xe->info.has_flat_ccs;
166 static inline bool xe_device_has_sriov(struct xe_device *xe)
168 return xe->info.has_sriov;
171 u32 xe_device_ccs_bytes(struct xe_device *xe, u64 size);