diff options
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_drv.h')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 247 |
1 files changed, 50 insertions, 197 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 203fa32cd4c1..3810a9984a7f 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0 OR MIT */ /************************************************************************** * - * Copyright 2009-2022 VMware, Inc., Palo Alto, CA., USA + * Copyright 2009-2023 VMware, Inc., Palo Alto, CA., USA * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the @@ -117,32 +117,6 @@ struct vmwgfx_hash_item { unsigned long key; }; -/** - * struct vmw_buffer_object - TTM buffer object with vmwgfx additions - * @base: The TTM buffer object - * @res_tree: RB tree of resources using this buffer object as a backing MOB - * @base_mapped_count: ttm BO mapping count; used by KMS atomic helpers. - * @cpu_writers: Number of synccpu write grabs. Protected by reservation when - * increased. May be decreased without reservation. - * @dx_query_ctx: DX context if this buffer object is used as a DX query MOB - * @map: Kmap object for semi-persistent mappings - * @res_prios: Eviction priority counts for attached resources - * @dirty: structure for user-space dirty-tracking - */ -struct vmw_buffer_object { - struct ttm_buffer_object base; - struct rb_root res_tree; - /* For KMS atomic helpers: ttm bo mapping count */ - atomic_t base_mapped_count; - - atomic_t cpu_writers; - /* Not ref-counted. Protected by binding_mutex */ - struct vmw_resource *dx_query_ctx; - /* Protected by reservation */ - struct ttm_bo_kmap_obj map; - u32 res_prios[TTM_MAX_BO_PRIORITY]; - struct vmw_bo_dirty *dirty; -}; /** * struct vmw_validate_buffer - Carries validation info about buffers. @@ -168,21 +142,23 @@ struct vmw_res_func; * @kref: For refcounting. * @dev_priv: Pointer to the device private for this resource. Immutable. * @id: Device id. Protected by @dev_priv::resource_lock. - * @backup_size: Backup buffer size. Immutable. - * @res_dirty: Resource contains data not yet in the backup buffer. Protected - * by resource reserved. - * @backup_dirty: Backup buffer contains data not yet in the HW resource. + * @guest_memory_size: Guest memory buffer size. Immutable. + * @res_dirty: Resource contains data not yet in the guest memory buffer. * Protected by resource reserved. + * @guest_memory_dirty: Guest memory buffer contains data not yet in the HW + * resource. Protected by resource reserved. * @coherent: Emulate coherency by tracking vm accesses. - * @backup: The backup buffer if any. Protected by resource reserved. - * @backup_offset: Offset into the backup buffer if any. Protected by resource - * reserved. Note that only a few resource types can have a @backup_offset - * different from zero. + * @guest_memory_bo: The guest memory buffer if any. Protected by resource + * reserved. + * @guest_memory_offset: Offset into the guest memory buffer if any. Protected + * by resource reserved. Note that only a few resource types can have a + * @guest_memory_offset different from zero. * @pin_count: The pin count for this resource. A pinned resource has a * pin-count greater than zero. It is not on the resource LRU lists and its - * backup buffer is pinned. Hence it can't be evicted. + * guest memory buffer is pinned. Hence it can't be evicted. * @func: Method vtable for this resource. Immutable. - * @mob_node; Node for the MOB backup rbtree. Protected by @backup reserved. + * @mob_node; Node for the MOB guest memory rbtree. Protected by + * @guest_memory_bo reserved. * @lru_head: List head for the LRU list. Protected by @dev_priv::resource_lock. * @binding_head: List head for the context binding list. Protected by * the @dev_priv::binding_mutex @@ -190,18 +166,20 @@ struct vmw_res_func; * @hw_destroy: Callback to destroy the resource on the device, as part of * resource destruction. */ +struct vmw_bo; +struct vmw_bo; struct vmw_resource_dirty; struct vmw_resource { struct kref kref; struct vmw_private *dev_priv; int id; u32 used_prio; - unsigned long backup_size; + unsigned long guest_memory_size; u32 res_dirty : 1; - u32 backup_dirty : 1; + u32 guest_memory_dirty : 1; u32 coherent : 1; - struct vmw_buffer_object *backup; - unsigned long backup_offset; + struct vmw_bo *guest_memory_bo; + unsigned long guest_memory_offset; unsigned long pin_count; const struct vmw_res_func *func; struct rb_node mob_node; @@ -446,7 +424,7 @@ struct vmw_sw_context{ struct drm_file *filp; uint32_t *cmd_bounce; uint32_t cmd_bounce_size; - struct vmw_buffer_object *cur_query_bo; + struct vmw_bo *cur_query_bo; struct list_head bo_relocations; struct list_head res_relocations; uint32_t *buf_start; @@ -458,7 +436,7 @@ struct vmw_sw_context{ struct list_head staged_cmd_res; struct list_head ctx_list; struct vmw_ctx_validation_info *dx_ctx_node; - struct vmw_buffer_object *dx_query_mob; + struct vmw_bo *dx_query_mob; struct vmw_resource *dx_query_ctx; struct vmw_cmdbuf_res_manager *man; struct vmw_validation_context *ctx; @@ -492,7 +470,7 @@ struct vmw_otable_batch { unsigned num_otables; struct vmw_otable *otables; struct vmw_resource *context; - struct ttm_buffer_object *otable_bo; + struct vmw_bo *otable_bo; }; enum { @@ -632,8 +610,8 @@ struct vmw_private { * are protected by the cmdbuf mutex. */ - struct vmw_buffer_object *dummy_query_bo; - struct vmw_buffer_object *pinned_bo; + struct vmw_bo *dummy_query_bo; + struct vmw_bo *pinned_bo; uint32_t query_cid; uint32_t query_cid_valid; bool dummy_query_bo_pinned; @@ -677,11 +655,6 @@ struct vmw_private { #endif }; -static inline struct vmw_buffer_object *gem_to_vmw_bo(struct drm_gem_object *gobj) -{ - return container_of((gobj), struct vmw_buffer_object, base.base); -} - static inline struct vmw_surface *vmw_res_to_srf(struct vmw_resource *res) { return container_of(res, struct vmw_surface, res); @@ -692,6 +665,11 @@ static inline struct vmw_private *vmw_priv(struct drm_device *dev) return (struct vmw_private *)dev->dev_private; } +static inline struct vmw_private *vmw_priv_from_ttm(struct ttm_device *bdev) +{ + return container_of(bdev, struct vmw_private, bdev); +} + static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv) { return (struct vmw_fpriv *)file_priv->driver_priv; @@ -795,6 +773,7 @@ static inline u32 vmw_max_num_uavs(struct vmw_private *dev_priv) extern void vmw_svga_enable(struct vmw_private *dev_priv); extern void vmw_svga_disable(struct vmw_private *dev_priv); +bool vmwgfx_supported(struct vmw_private *vmw); /** @@ -825,7 +804,7 @@ extern int vmw_user_lookup_handle(struct vmw_private *dev_priv, struct drm_file *filp, uint32_t handle, struct vmw_surface **out_surf, - struct vmw_buffer_object **out_buf); + struct vmw_bo **out_buf); extern int vmw_user_resource_lookup_handle( struct vmw_private *dev_priv, struct ttm_object_file *tfile, @@ -844,20 +823,20 @@ extern int vmw_user_stream_lookup(struct vmw_private *dev_priv, extern void vmw_resource_unreserve(struct vmw_resource *res, bool dirty_set, bool dirty, - bool switch_backup, - struct vmw_buffer_object *new_backup, - unsigned long new_backup_offset); + bool switch_guest_memory, + struct vmw_bo *new_guest_memory, + unsigned long new_guest_memory_offset); extern void vmw_query_move_notify(struct ttm_buffer_object *bo, struct ttm_resource *old_mem, struct ttm_resource *new_mem); -extern int vmw_query_readback_all(struct vmw_buffer_object *dx_query_mob); -extern void vmw_resource_evict_all(struct vmw_private *dev_priv); -extern void vmw_resource_unbind_list(struct vmw_buffer_object *vbo); +int vmw_query_readback_all(struct vmw_bo *dx_query_mob); +void vmw_resource_evict_all(struct vmw_private *dev_priv); +void vmw_resource_unbind_list(struct vmw_bo *vbo); void vmw_resource_mob_attach(struct vmw_resource *res); void vmw_resource_mob_detach(struct vmw_resource *res); void vmw_resource_dirty_update(struct vmw_resource *res, pgoff_t start, pgoff_t end); -int vmw_resources_clean(struct vmw_buffer_object *vbo, pgoff_t start, +int vmw_resources_clean(struct vmw_bo *vbo, pgoff_t start, pgoff_t end, pgoff_t *num_prefault); /** @@ -872,117 +851,15 @@ static inline bool vmw_resource_mob_attached(const struct vmw_resource *res) } /** - * Buffer object helper functions - vmwgfx_bo.c - */ -extern int vmw_bo_pin_in_placement(struct vmw_private *vmw_priv, - struct vmw_buffer_object *bo, - struct ttm_placement *placement, - bool interruptible); -extern int vmw_bo_pin_in_vram(struct vmw_private *dev_priv, - struct vmw_buffer_object *buf, - bool interruptible); -extern int vmw_bo_pin_in_vram_or_gmr(struct vmw_private *dev_priv, - struct vmw_buffer_object *buf, - bool interruptible); -extern int vmw_bo_pin_in_start_of_vram(struct vmw_private *vmw_priv, - struct vmw_buffer_object *bo, - bool interruptible); -extern int vmw_bo_unpin(struct vmw_private *vmw_priv, - struct vmw_buffer_object *bo, - bool interruptible); -extern void vmw_bo_get_guest_ptr(const struct ttm_buffer_object *buf, - SVGAGuestPtr *ptr); -extern void vmw_bo_pin_reserved(struct vmw_buffer_object *bo, bool pin); -extern void vmw_bo_bo_free(struct ttm_buffer_object *bo); -extern int vmw_bo_create_kernel(struct vmw_private *dev_priv, - unsigned long size, - struct ttm_placement *placement, - struct ttm_buffer_object **p_bo); -extern int vmw_bo_create(struct vmw_private *dev_priv, - size_t size, struct ttm_placement *placement, - bool interruptible, bool pin, - void (*bo_free)(struct ttm_buffer_object *bo), - struct vmw_buffer_object **p_bo); -extern int vmw_bo_init(struct vmw_private *dev_priv, - struct vmw_buffer_object *vmw_bo, - size_t size, struct ttm_placement *placement, - bool interruptible, bool pin, - void (*bo_free)(struct ttm_buffer_object *bo)); -extern int vmw_bo_unref_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int vmw_user_bo_synccpu_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int vmw_user_bo_lookup(struct drm_file *filp, - uint32_t handle, - struct vmw_buffer_object **out); -extern void vmw_bo_fence_single(struct ttm_buffer_object *bo, - struct vmw_fence_obj *fence); -extern void *vmw_bo_map_and_cache(struct vmw_buffer_object *vbo); -extern void vmw_bo_unmap(struct vmw_buffer_object *vbo); -extern void vmw_bo_move_notify(struct ttm_buffer_object *bo, - struct ttm_resource *mem); -extern void vmw_bo_swap_notify(struct ttm_buffer_object *bo); - -/** - * vmw_bo_adjust_prio - Adjust the buffer object eviction priority - * according to attached resources - * @vbo: The struct vmw_buffer_object - */ -static inline void vmw_bo_prio_adjust(struct vmw_buffer_object *vbo) -{ - int i = ARRAY_SIZE(vbo->res_prios); - - while (i--) { - if (vbo->res_prios[i]) { - vbo->base.priority = i; - return; - } - } - - vbo->base.priority = 3; -} - -/** - * vmw_bo_prio_add - Notify a buffer object of a newly attached resource - * eviction priority - * @vbo: The struct vmw_buffer_object - * @prio: The resource priority - * - * After being notified, the code assigns the highest resource eviction priority - * to the backing buffer object (mob). - */ -static inline void vmw_bo_prio_add(struct vmw_buffer_object *vbo, int prio) -{ - if (vbo->res_prios[prio]++ == 0) - vmw_bo_prio_adjust(vbo); -} - -/** - * vmw_bo_prio_del - Notify a buffer object of a resource with a certain - * priority being removed - * @vbo: The struct vmw_buffer_object - * @prio: The resource priority - * - * After being notified, the code assigns the highest resource eviction priority - * to the backing buffer object (mob). - */ -static inline void vmw_bo_prio_del(struct vmw_buffer_object *vbo, int prio) -{ - if (--vbo->res_prios[prio] == 0) - vmw_bo_prio_adjust(vbo); -} - -/** * GEM related functionality - vmwgfx_gem.c */ extern int vmw_gem_object_create_with_handle(struct vmw_private *dev_priv, struct drm_file *filp, uint32_t size, uint32_t *handle, - struct vmw_buffer_object **p_vbo); + struct vmw_bo **p_vbo); extern int vmw_gem_object_create_ioctl(struct drm_device *dev, void *data, struct drm_file *filp); -extern void vmw_gem_destroy(struct ttm_buffer_object *bo); extern void vmw_debugfs_gem_init(struct vmw_private *vdev); /** @@ -1056,29 +933,20 @@ vmw_is_cursor_bypass3_enabled(const struct vmw_private *dev_priv) } /** - * TTM glue - vmwgfx_ttm_glue.c - */ - -extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma); - -/** * TTM buffer object driver - vmwgfx_ttm_buffer.c */ extern const size_t vmw_tt_size; extern struct ttm_placement vmw_vram_placement; -extern struct ttm_placement vmw_vram_sys_placement; extern struct ttm_placement vmw_vram_gmr_placement; extern struct ttm_placement vmw_sys_placement; -extern struct ttm_placement vmw_srf_placement; -extern struct ttm_placement vmw_mob_placement; -extern struct ttm_placement vmw_nonfixed_placement; extern struct ttm_device_funcs vmw_bo_driver; extern const struct vmw_sg_table * vmw_bo_sg_table(struct ttm_buffer_object *bo); -extern int vmw_bo_create_and_populate(struct vmw_private *dev_priv, - unsigned long bo_size, - struct ttm_buffer_object **bo_p); +int vmw_bo_create_and_populate(struct vmw_private *dev_priv, + size_t bo_size, + u32 domain, + struct vmw_bo **bo_p); extern void vmw_piter_start(struct vmw_piter *viter, const struct vmw_sg_table *vsgt, @@ -1297,8 +1165,8 @@ vmw_context_binding_state(struct vmw_resource *ctx); extern void vmw_dx_context_scrub_cotables(struct vmw_resource *ctx, bool readback); extern int vmw_context_bind_dx_query(struct vmw_resource *ctx_res, - struct vmw_buffer_object *mob); -extern struct vmw_buffer_object * + struct vmw_bo *mob); +extern struct vmw_bo * vmw_context_get_dx_query_mob(struct vmw_resource *ctx_res); @@ -1491,6 +1359,7 @@ int vmw_bo_cpu_blit(struct ttm_buffer_object *dst, struct vmw_diff_cpy *diff); /* Host messaging -vmwgfx_msg.c: */ +void vmw_disable_backdoor(void); int vmw_host_get_guestinfo(const char *guest_info_param, char *buffer, size_t *length); __printf(1, 2) int vmw_host_printf(const char *fmt, ...); @@ -1523,12 +1392,12 @@ int vmw_mksstat_remove_all(struct vmw_private *dev_priv); DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /* Resource dirtying - vmwgfx_page_dirty.c */ -void vmw_bo_dirty_scan(struct vmw_buffer_object *vbo); -int vmw_bo_dirty_add(struct vmw_buffer_object *vbo); +void vmw_bo_dirty_scan(struct vmw_bo *vbo); +int vmw_bo_dirty_add(struct vmw_bo *vbo); void vmw_bo_dirty_transfer_to_res(struct vmw_resource *res); void vmw_bo_dirty_clear_res(struct vmw_resource *res); -void vmw_bo_dirty_release(struct vmw_buffer_object *vbo); -void vmw_bo_dirty_unmap(struct vmw_buffer_object *vbo, +void vmw_bo_dirty_release(struct vmw_bo *vbo); +void vmw_bo_dirty_unmap(struct vmw_bo *vbo, pgoff_t start, pgoff_t end); vm_fault_t vmw_bo_vm_fault(struct vm_fault *vmf); vm_fault_t vmw_bo_vm_mkwrite(struct vm_fault *vmf); @@ -1561,22 +1430,6 @@ static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf) return srf; } -static inline void vmw_bo_unreference(struct vmw_buffer_object **buf) -{ - struct vmw_buffer_object *tmp_buf = *buf; - - *buf = NULL; - if (tmp_buf != NULL) - ttm_bo_put(&tmp_buf->base); -} - -static inline struct vmw_buffer_object * -vmw_bo_reference(struct vmw_buffer_object *buf) -{ - ttm_bo_get(&buf->base); - return buf; -} - static inline void vmw_fifo_resource_inc(struct vmw_private *dev_priv) { atomic_inc(&dev_priv->num_fifo_resources); |