diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_device.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_device.h | 55 |
1 files changed, 27 insertions, 28 deletions
diff --git a/drivers/gpu/drm/xe/xe_device.h b/drivers/gpu/drm/xe/xe_device.h index 0bc3bc8e6803..bc802e066a7d 100644 --- a/drivers/gpu/drm/xe/xe_device.h +++ b/drivers/gpu/drm/xe/xe_device.h @@ -60,35 +60,32 @@ static inline struct xe_tile *xe_device_get_root_tile(struct xe_device *xe) return &xe->tiles[0]; } +/* + * Highest GT/tile count for any platform. Used only for memory allocation + * sizing. Any logic looping over GTs or mapping userspace GT IDs into GT + * structures should use the per-platform xe->info.max_gt_per_tile instead. + */ #define XE_MAX_GT_PER_TILE 2 -static inline struct xe_gt *xe_tile_get_gt(struct xe_tile *tile, u8 gt_id) -{ - if (drm_WARN_ON(&tile_to_xe(tile)->drm, gt_id >= XE_MAX_GT_PER_TILE)) - gt_id = 0; - - return gt_id ? tile->media_gt : tile->primary_gt; -} - static inline struct xe_gt *xe_device_get_gt(struct xe_device *xe, u8 gt_id) { - struct xe_tile *root_tile = xe_device_get_root_tile(xe); + struct xe_tile *tile; struct xe_gt *gt; - /* - * FIXME: This only works for now because multi-tile and standalone - * media are mutually exclusive on the platforms we have today. - * - * id => GT mapping may change once we settle on how we want to handle - * our UAPI. - */ - if (MEDIA_VER(xe) >= 13) { - gt = xe_tile_get_gt(root_tile, gt_id); - } else { - if (drm_WARN_ON(&xe->drm, gt_id >= XE_MAX_TILES_PER_DEVICE)) - gt_id = 0; - - gt = xe->tiles[gt_id].primary_gt; + if (gt_id >= xe->info.tile_count * xe->info.max_gt_per_tile) + return NULL; + + tile = &xe->tiles[gt_id / xe->info.max_gt_per_tile]; + switch (gt_id % xe->info.max_gt_per_tile) { + default: + xe_assert(xe, false); + fallthrough; + case 0: + gt = tile->primary_gt; + break; + case 1: + gt = tile->media_gt; + break; } if (!gt) @@ -130,14 +127,14 @@ static inline bool xe_device_uc_enabled(struct xe_device *xe) for ((id__) = 1; (id__) < (xe__)->info.tile_count; (id__)++) \ for_each_if((tile__) = &(xe__)->tiles[(id__)]) -/* - * FIXME: This only works for now since multi-tile and standalone media - * happen to be mutually exclusive. Future platforms may change this... - */ #define for_each_gt(gt__, xe__, id__) \ - for ((id__) = 0; (id__) < (xe__)->info.gt_count; (id__)++) \ + for ((id__) = 0; (id__) < (xe__)->info.tile_count * (xe__)->info.max_gt_per_tile; (id__)++) \ for_each_if((gt__) = xe_device_get_gt((xe__), (id__))) +#define for_each_gt_on_tile(gt__, tile__, id__) \ + for_each_gt((gt__), (tile__)->xe, (id__)) \ + for_each_if((gt__)->tile == (tile__)) + static inline struct xe_force_wake *gt_to_fw(struct xe_gt *gt) { return >->pm.fw; @@ -195,6 +192,8 @@ void xe_device_declare_wedged(struct xe_device *xe); struct xe_file *xe_file_get(struct xe_file *xef); void xe_file_put(struct xe_file *xef); +int xe_is_injection_active(void); + /* * Occasionally it is seen that the G2H worker starts running after a delay of more than * a second even after being queued and activated by the Linux workqueue subsystem. This |