| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Thomas Hellstrom | 2735 | 47.43% | 89 | 50.28% |
| Jakob Bornecrantz | 1938 | 33.61% | 9 | 5.08% |
| Zack Rusin | 582 | 10.09% | 21 | 11.86% |
| Deepak Rawat | 187 | 3.24% | 13 | 7.34% |
| Martin Krastev | 72 | 1.25% | 2 | 1.13% |
| Sinclair Yeh | 72 | 1.25% | 8 | 4.52% |
| Dave Airlie | 64 | 1.11% | 8 | 4.52% |
| Christian König | 31 | 0.54% | 8 | 4.52% |
| Roland Scheidegger | 22 | 0.38% | 1 | 0.56% |
| Thomas Zimmermann | 18 | 0.31% | 3 | 1.69% |
| Sam Ravnborg | 9 | 0.16% | 1 | 0.56% |
| Maaz Mombasawala | 9 | 0.16% | 1 | 0.56% |
| Maarten Lankhorst | 6 | 0.10% | 1 | 0.56% |
| Gerd Hoffmann | 4 | 0.07% | 1 | 0.56% |
| Charmaine Lee | 3 | 0.05% | 1 | 0.56% |
| Neha Bhende | 3 | 0.05% | 1 | 0.56% |
| Michel Dänzer | 2 | 0.03% | 2 | 1.13% |
| Emil Velikov | 2 | 0.03% | 1 | 0.56% |
| David Howells | 2 | 0.03% | 1 | 0.56% |
| Masahiro Yamada | 1 | 0.02% | 1 | 0.56% |
| Jérôme Glisse | 1 | 0.02% | 1 | 0.56% |
| Mathias Krause | 1 | 0.02% | 1 | 0.56% |
| Dirk Hohndel | 1 | 0.02% | 1 | 0.56% |
| Guixiong Wei | 1 | 0.02% | 1 | 0.56% |
| Total | 5766 | 177 |
/* SPDX-License-Identifier: GPL-2.0 OR MIT */ /************************************************************************** * * Copyright 2009-2022 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 * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, 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 (including the * next paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS 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 _VMWGFX_DRV_H_ #define _VMWGFX_DRV_H_ #include <linux/suspend.h> #include <linux/sync_file.h> #include <linux/hashtable.h> #include <drm/drm_auth.h> #include <drm/drm_device.h> #include <drm/drm_file.h> #include <drm/drm_rect.h> #include <drm/ttm/ttm_execbuf_util.h> #include <drm/ttm/ttm_tt.h> #include <drm/ttm/ttm_placement.h> #include <drm/ttm/ttm_bo.h> #include "ttm_object.h" #include "vmwgfx_fence.h" #include "vmwgfx_reg.h" #include "vmwgfx_validation.h" /* * FIXME: vmwgfx_drm.h needs to be last due to dependencies. * uapi headers should not depend on header files outside uapi/. */ #include <drm/vmwgfx_drm.h> #define VMWGFX_DRIVER_NAME "vmwgfx" #define VMWGFX_DRIVER_DATE "20211206" #define VMWGFX_DRIVER_MAJOR 2 #define VMWGFX_DRIVER_MINOR 20 #define VMWGFX_DRIVER_PATCHLEVEL 0 #define VMWGFX_FIFO_STATIC_SIZE (1024*1024) #define VMWGFX_MAX_DISPLAYS 16 #define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768 #define VMWGFX_MIN_INITIAL_WIDTH 1280 #define VMWGFX_MIN_INITIAL_HEIGHT 800 #define VMWGFX_PCI_ID_SVGA2 0x0405 #define VMWGFX_PCI_ID_SVGA3 0x0406 /* * This has to match get_count_order(SVGA_IRQFLAG_MAX) */ #define VMWGFX_MAX_NUM_IRQS 6 /* * Perhaps we should have sysfs entries for these. */ #define VMWGFX_NUM_GB_CONTEXT 256 #define VMWGFX_NUM_GB_SHADER 20000 #define VMWGFX_NUM_GB_SURFACE 32768 #define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_MAX_DISPLAYS #define VMWGFX_NUM_DXCONTEXT 256 #define VMWGFX_NUM_DXQUERY 512 #define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\ VMWGFX_NUM_GB_SHADER +\ VMWGFX_NUM_GB_SURFACE +\ VMWGFX_NUM_GB_SCREEN_TARGET) #define VMW_PL_GMR (TTM_PL_PRIV + 0) #define VMW_PL_MOB (TTM_PL_PRIV + 1) #define VMW_PL_SYSTEM (TTM_PL_PRIV + 2) #define VMW_RES_CONTEXT ttm_driver_type0 #define VMW_RES_SURFACE ttm_driver_type1 #define VMW_RES_STREAM ttm_driver_type2 #define VMW_RES_FENCE ttm_driver_type3 #define VMW_RES_SHADER ttm_driver_type4 #define VMW_RES_HT_ORDER 12 #define VMW_CURSOR_SNOOP_FORMAT SVGA3D_A8R8G8B8 #define VMW_CURSOR_SNOOP_WIDTH 64 #define VMW_CURSOR_SNOOP_HEIGHT 64 #define MKSSTAT_CAPACITY_LOG2 5U #define MKSSTAT_CAPACITY (1U << MKSSTAT_CAPACITY_LOG2) struct vmw_fpriv { struct ttm_object_file *tfile; bool gb_aware; /* user-space is guest-backed aware */ }; struct vmwgfx_hash_item { struct hlist_node head; 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. * * @base: Validation info for TTM. * @hash: Hash entry for quick lookup of the TTM buffer object. * * This structure contains also driver private validation info * on top of the info needed by TTM. */ struct vmw_validate_buffer { struct ttm_validate_buffer base; struct vmwgfx_hash_item hash; bool validate_as_mob; }; struct vmw_res_func; /** * struct vmw-resource - base class for hardware resources * * @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. * 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. * @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. * @func: Method vtable for this resource. Immutable. * @mob_node; Node for the MOB backup rbtree. Protected by @backup 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 * @res_free: The resource destructor. * @hw_destroy: Callback to destroy the resource on the device, as part of * resource destruction. */ struct vmw_resource_dirty; struct vmw_resource { struct kref kref; struct vmw_private *dev_priv; int id; u32 used_prio; unsigned long backup_size; u32 res_dirty : 1; u32 backup_dirty : 1; u32 coherent : 1; struct vmw_buffer_object *backup; unsigned long backup_offset; unsigned long pin_count; const struct vmw_res_func *func; struct rb_node mob_node; struct list_head lru_head; struct list_head binding_head; struct vmw_resource_dirty *dirty; void (*res_free) (struct vmw_resource *res); void (*hw_destroy) (struct vmw_resource *res); }; /* * Resources that are managed using ioctls. */ enum vmw_res_type { vmw_res_context, vmw_res_surface, vmw_res_stream, vmw_res_shader, vmw_res_dx_context, vmw_res_cotable, vmw_res_view, vmw_res_streamoutput, vmw_res_max }; /* * Resources that are managed using command streams. */ enum vmw_cmdbuf_res_type { vmw_cmdbuf_res_shader, vmw_cmdbuf_res_view, vmw_cmdbuf_res_streamoutput }; struct vmw_cmdbuf_res_manager; struct vmw_cursor_snooper { size_t age; uint32_t *image; }; struct vmw_framebuffer; struct vmw_surface_offset; /** * struct vmw_surface_metadata - Metadata describing a surface. * * @flags: Device flags. * @format: Surface SVGA3D_x format. * @mip_levels: Mip level for each face. For GB first index is used only. * @multisample_count: Sample count. * @multisample_pattern: Sample patterns. * @quality_level: Quality level. * @autogen_filter: Filter for automatically generated mipmaps. * @array_size: Number of array elements for a 1D/2D texture. For cubemap texture number of faces * array_size. This should be 0 for pre SM4 device. * @buffer_byte_stride: Buffer byte stride. * @num_sizes: Size of @sizes. For GB surface this should always be 1. * @base_size: Surface dimension. * @sizes: Array representing mip sizes. Legacy only. * @scanout: Whether this surface will be used for scanout. * * This tracks metadata for both legacy and guest backed surface. */ struct vmw_surface_metadata { u64 flags; u32 format; u32 mip_levels[DRM_VMW_MAX_SURFACE_FACES]; u32 multisample_count; u32 multisample_pattern; u32 quality_level; u32 autogen_filter; u32 array_size; u32 num_sizes; u32 buffer_byte_stride; struct drm_vmw_size base_size; struct drm_vmw_size *sizes; bool scanout; }; /** * struct vmw_surface: Resource structure for a surface. * * @res: The base resource for this surface. * @metadata: Metadata for this surface resource. * @snooper: Cursor data. Legacy surface only. * @offsets: Legacy surface only. * @view_list: List of views bound to this surface. */ struct vmw_surface { struct vmw_resource res; struct vmw_surface_metadata metadata; struct vmw_cursor_snooper snooper; struct vmw_surface_offset *offsets; struct list_head view_list; }; struct vmw_fifo_state { unsigned long reserved_size; u32 *dynamic_buffer; u32 *static_buffer; unsigned long static_buffer_size; bool using_bounce_buffer; uint32_t capabilities; struct mutex fifo_mutex; struct rw_semaphore rwsem; }; /** * struct vmw_res_cache_entry - resource information cache entry * @handle: User-space handle of a resource. * @res: Non-ref-counted pointer to the resource. * @valid_handle: Whether the @handle member is valid. * @valid: Whether the entry is valid, which also implies that the execbuf * code holds a reference to the resource, and it's placed on the * validation list. * * Used to avoid frequent repeated user-space handle lookups of the * same resource. */ struct vmw_res_cache_entry { uint32_t handle; struct vmw_resource *res; void *private; unsigned short valid_handle; unsigned short valid; }; /** * enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings. */ enum vmw_dma_map_mode { vmw_dma_alloc_coherent, /* Use TTM coherent pages */ vmw_dma_map_populate, /* Unmap from DMA just after unpopulate */ vmw_dma_map_bind, /* Unmap from DMA just before unbind */ vmw_dma_map_max }; /** * struct vmw_sg_table - Scatter/gather table for binding, with additional * device-specific information. * * @sgt: Pointer to a struct sg_table with binding information * @num_regions: Number of regions with device-address contiguous pages */ struct vmw_sg_table { enum vmw_dma_map_mode mode; struct page **pages; const dma_addr_t *addrs; struct sg_table *sgt; unsigned long num_pages; }; /** * struct vmw_piter - Page iterator that iterates over a list of pages * and DMA addresses that could be either a scatter-gather list or * arrays * * @pages: Array of page pointers to the pages. * @addrs: DMA addresses to the pages if coherent pages are used. * @iter: Scatter-gather page iterator. Current position in SG list. * @i: Current position in arrays. * @num_pages: Number of pages total. * @next: Function to advance the iterator. Returns false if past the list * of pages, true otherwise. * @dma_address: Function to return the DMA address of the current page. */ struct vmw_piter { struct page **pages; const dma_addr_t *addrs; struct sg_dma_page_iter iter; unsigned long i; unsigned long num_pages; bool (*next)(struct vmw_piter *); dma_addr_t (*dma_address)(struct vmw_piter *); }; struct vmw_ttm_tt { struct ttm_tt dma_ttm; struct vmw_private *dev_priv; int gmr_id; struct vmw_mob *mob; int mem_type; struct sg_table sgt; struct vmw_sg_table vsgt; bool mapped; bool bound; }; /* * enum vmw_display_unit_type - Describes the display unit */ enum vmw_display_unit_type { vmw_du_invalid = 0, vmw_du_legacy, vmw_du_screen_object, vmw_du_screen_target, vmw_du_max }; struct vmw_validation_context; struct vmw_ctx_validation_info; /** * struct vmw_sw_context - Command submission context * @res_ht: Pointer hash table used to find validation duplicates * @kernel: Whether the command buffer originates from kernel code rather * than from user-space * @fp: If @kernel is false, points to the file of the client. Otherwise * NULL * @cmd_bounce: Command bounce buffer used for command validation before * copying to fifo space * @cmd_bounce_size: Current command bounce buffer size * @cur_query_bo: Current buffer object used as query result buffer * @bo_relocations: List of buffer object relocations * @res_relocations: List of resource relocations * @buf_start: Pointer to start of memory where command validation takes * place * @res_cache: Cache of recently looked up resources * @last_query_ctx: Last context that submitted a query * @needs_post_query_barrier: Whether a query barrier is needed after * command submission * @staged_bindings: Cached per-context binding tracker * @staged_bindings_inuse: Whether the cached per-context binding tracker * is in use * @staged_cmd_res: List of staged command buffer managed resources in this * command buffer * @ctx_list: List of context resources referenced in this command buffer * @dx_ctx_node: Validation metadata of the current DX context * @dx_query_mob: The MOB used for DX queries * @dx_query_ctx: The DX context used for the last DX query * @man: Pointer to the command buffer managed resource manager * @ctx: The validation context */ struct vmw_sw_context{ DECLARE_HASHTABLE(res_ht, VMW_RES_HT_ORDER); bool kernel; struct vmw_fpriv *fp; struct drm_file *filp; uint32_t *cmd_bounce; uint32_t cmd_bounce_size; struct vmw_buffer_object *cur_query_bo; struct list_head bo_relocations; struct list_head res_relocations; uint32_t *buf_start; struct vmw_res_cache_entry res_cache[vmw_res_max]; struct vmw_resource *last_query_ctx; bool needs_post_query_barrier; struct vmw_ctx_binding_state *staged_bindings; bool staged_bindings_inuse; 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_resource *dx_query_ctx; struct vmw_cmdbuf_res_manager *man; struct vmw_validation_context *ctx; }; struct vmw_legacy_display; struct vmw_overlay; struct vmw_vga_topology_state { uint32_t width; uint32_t height; uint32_t primary; uint32_t pos_x; uint32_t pos_y; }; /* * struct vmw_otable - Guest Memory OBject table metadata * * @size: Size of the table (page-aligned). * @page_table: Pointer to a struct vmw_mob holding the page table. */ struct vmw_otable { unsigned long size; struct vmw_mob *page_table; bool enabled; }; struct vmw_otable_batch { unsigned num_otables; struct vmw_otable *otables; struct vmw_resource *context; struct ttm_buffer_object *otable_bo; }; enum { VMW_IRQTHREAD_FENCE, VMW_IRQTHREAD_CMDBUF, VMW_IRQTHREAD_MAX }; /** * enum vmw_sm_type - Graphics context capability supported by device. * @VMW_SM_LEGACY: Pre DX context. * @VMW_SM_4: Context support upto SM4. * @VMW_SM_4_1: Context support upto SM4_1. * @VMW_SM_5: Context support up to SM5. * @VMW_SM_5_1X: Adds support for sm5_1 and gl43 extensions. * @VMW_SM_MAX: Should be the last. */ enum vmw_sm_type { VMW_SM_LEGACY = 0, VMW_SM_4, VMW_SM_4_1, VMW_SM_5, VMW_SM_5_1X, VMW_SM_MAX }; struct vmw_private { struct drm_device drm; struct ttm_device bdev; struct drm_vma_offset_manager vma_manager; u32 pci_id; resource_size_t io_start; resource_size_t vram_start; resource_size_t vram_size; resource_size_t max_primary_mem; u32 __iomem *rmmio; u32 *fifo_mem; resource_size_t fifo_mem_size; uint32_t fb_max_width; uint32_t fb_max_height; uint32_t texture_max_width; uint32_t texture_max_height; uint32_t stdu_max_width; uint32_t stdu_max_height; uint32_t initial_width; uint32_t initial_height; uint32_t capabilities; uint32_t capabilities2; uint32_t max_gmr_ids; uint32_t max_gmr_pages; uint32_t max_mob_pages; uint32_t max_mob_size; uint32_t memory_size; bool has_gmr; bool has_mob; spinlock_t hw_lock; bool assume_16bpp; u32 irqs[VMWGFX_MAX_NUM_IRQS]; u32 num_irq_vectors; enum vmw_sm_type sm_type; /* * Framebuffer info. */ enum vmw_display_unit_type active_display_unit; struct vmw_legacy_display *ldu_priv; struct vmw_overlay *overlay_priv; struct drm_property *hotplug_mode_update_property; struct drm_property *implicit_placement_property; spinlock_t cursor_lock; struct drm_atomic_state *suspend_state; /* * Context and surface management. */ spinlock_t resource_lock; struct idr res_idr[vmw_res_max]; /* * A resource manager for kernel-only surfaces and * contexts. */ struct ttm_object_device *tdev; /* * Fencing and IRQs. */ atomic_t marker_seq; wait_queue_head_t fence_queue; wait_queue_head_t fifo_queue; spinlock_t waiter_lock; int fence_queue_waiters; /* Protected by waiter_lock */ int goal_queue_waiters; /* Protected by waiter_lock */ int cmdbuf_waiters; /* Protected by waiter_lock */ int error_waiters; /* Protected by waiter_lock */ int fifo_queue_waiters; /* Protected by waiter_lock */ uint32_t last_read_seqno; struct vmw_fence_manager *fman; uint32_t irq_mask; /* Updates protected by waiter_lock */ /* * Device state */ uint32_t traces_state; uint32_t enable_state; uint32_t config_done_state; /** * Execbuf */ /** * Protected by the cmdbuf mutex. */ struct vmw_sw_context ctx; struct mutex cmdbuf_mutex; struct mutex binding_mutex; /** * PM management. */ struct notifier_block pm_nb; bool refuse_hibernation; bool suspend_locked; atomic_t num_fifo_resources; /* * Query processing. These members * are protected by the cmdbuf mutex. */ struct vmw_buffer_object *dummy_query_bo; struct vmw_buffer_object *pinned_bo; uint32_t query_cid; uint32_t query_cid_valid; bool dummy_query_bo_pinned; /* * Surface swapping. The "surface_lru" list is protected by the * resource lock in order to be able to destroy a surface and take * it off the lru atomically. "used_memory_size" is currently * protected by the cmdbuf mutex for simplicity. */ struct list_head res_lru[vmw_res_max]; uint32_t used_memory_size; /* * DMA mapping stuff. */ enum vmw_dma_map_mode map_mode; /* * Guest Backed stuff */ struct vmw_otable_batch otable_batch; struct vmw_fifo_state *fifo; struct vmw_cmdbuf_man *cman; DECLARE_BITMAP(irqthread_pending, VMW_IRQTHREAD_MAX); uint32 *devcaps; /* * mksGuestStat instance-descriptor and pid arrays */ struct page *mksstat_user_pages[MKSSTAT_CAPACITY]; atomic_t mksstat_user_pids[MKSSTAT_CAPACITY]; #if IS_ENABLED(CONFIG_DRM_VMWGFX_MKSSTATS) struct page *mksstat_kern_pages[MKSSTAT_CAPACITY]; u8 mksstat_kern_top_timer[MKSSTAT_CAPACITY]; atomic_t mksstat_kern_pids[MKSSTAT_CAPACITY]; #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); } static inline struct vmw_private *vmw_priv(struct drm_device *dev) { return (struct vmw_private *)dev->dev_private; } static inline struct vmw_fpriv *vmw_fpriv(struct drm_file *file_priv) { return (struct vmw_fpriv *)file_priv->driver_priv; } /* * SVGA v3 has mmio register access and lacks fifo cmds */ static inline bool vmw_is_svga_v3(const struct vmw_private *dev) { return dev->pci_id == VMWGFX_PCI_ID_SVGA3; } /* * The locking here is fine-grained, so that it is performed once * for every read- and write operation. This is of course costly, but we * don't perform much register access in the timing critical paths anyway. * Instead we have the extra benefit of being sure that we don't forget * the hw lock around register accesses. */ static inline void vmw_write(struct vmw_private *dev_priv, unsigned int offset, uint32_t value) { if (vmw_is_svga_v3(dev_priv)) { iowrite32(value, dev_priv->rmmio + offset); } else { spin_lock(&dev_priv->hw_lock); outl(offset, dev_priv->io_start + SVGA_INDEX_PORT); outl(value, dev_priv->io_start + SVGA_VALUE_PORT); spin_unlock(&dev_priv->hw_lock); } } static inline uint32_t vmw_read(struct vmw_private *dev_priv, unsigned int offset) { u32 val; if (vmw_is_svga_v3(dev_priv)) { val = ioread32(dev_priv->rmmio + offset); } else { spin_lock(&dev_priv->hw_lock); outl(offset, dev_priv->io_start + SVGA_INDEX_PORT); val = inl(dev_priv->io_start + SVGA_VALUE_PORT); spin_unlock(&dev_priv->hw_lock); } return val; } /** * has_sm4_context - Does the device support SM4 context. * @dev_priv: Device private. * * Return: Bool value if device support SM4 context or not. */ static inline bool has_sm4_context(const struct vmw_private *dev_priv) { return (dev_priv->sm_type >= VMW_SM_4); } /** * has_sm4_1_context - Does the device support SM4_1 context. * @dev_priv: Device private. * * Return: Bool value if device support SM4_1 context or not. */ static inline bool has_sm4_1_context(const struct vmw_private *dev_priv) { return (dev_priv->sm_type >= VMW_SM_4_1); } /** * has_sm5_context - Does the device support SM5 context. * @dev_priv: Device private. * * Return: Bool value if device support SM5 context or not. */ static inline bool has_sm5_context(const struct vmw_private *dev_priv) { return (dev_priv->sm_type >= VMW_SM_5); } /** * has_gl43_context - Does the device support GL43 context. * @dev_priv: Device private. * * Return: Bool value if device support SM5 context or not. */ static inline bool has_gl43_context(const struct vmw_private *dev_priv) { return (dev_priv->sm_type >= VMW_SM_5_1X); } static inline u32 vmw_max_num_uavs(struct vmw_private *dev_priv) { return (has_gl43_context(dev_priv) ? SVGA3D_DX11_1_MAX_UAVIEWS : SVGA3D_MAX_UAVIEWS); } extern void vmw_svga_enable(struct vmw_private *dev_priv); extern void vmw_svga_disable(struct vmw_private *dev_priv); /** * GMR utilities - vmwgfx_gmr.c */ extern int vmw_gmr_bind(struct vmw_private *dev_priv, const struct vmw_sg_table *vsgt, unsigned long num_pages, int gmr_id); extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id); /** * Resource utilities - vmwgfx_resource.c */ struct vmw_user_resource_conv; extern void vmw_resource_unreference(struct vmw_resource **p_res); extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res); extern struct vmw_resource * vmw_resource_reference_unless_doomed(struct vmw_resource *res); extern int vmw_resource_validate(struct vmw_resource *res, bool intr, bool dirtying); extern int vmw_resource_reserve(struct vmw_resource *res, bool interruptible, bool no_backup); extern bool vmw_resource_needs_backup(const struct vmw_resource *res); 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); extern int vmw_user_resource_lookup_handle( struct vmw_private *dev_priv, struct ttm_object_file *tfile, uint32_t handle, const struct vmw_user_resource_conv *converter, struct vmw_resource **p_res); extern int vmw_stream_claim_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_stream_unref_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_user_stream_lookup(struct vmw_private *dev_priv, struct ttm_object_file *tfile, uint32_t *inout_id, struct vmw_resource **out); 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); 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); 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, pgoff_t end, pgoff_t *num_prefault); /** * vmw_resource_mob_attached - Whether a resource currently has a mob attached * @res: The resource * * Return: true if the resource has a mob attached, false otherwise. */ static inline bool vmw_resource_mob_attached(const struct vmw_resource *res) { return !RB_EMPTY_NODE(&res->mob_node); } /** * 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); 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); /** * Misc Ioctl functionality - vmwgfx_ioctl.c */ extern int vmw_getparam_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_get_cap_3d_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_present_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_present_readback_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); /** * Fifo utilities - vmwgfx_fifo.c */ extern struct vmw_fifo_state *vmw_fifo_create(struct vmw_private *dev_priv); extern void vmw_fifo_destroy(struct vmw_private *dev_priv); extern bool vmw_cmd_supported(struct vmw_private *vmw); extern void * vmw_cmd_ctx_reserve(struct vmw_private *dev_priv, uint32_t bytes, int ctx_id); extern void vmw_cmd_commit(struct vmw_private *dev_priv, uint32_t bytes); extern void vmw_cmd_commit_flush(struct vmw_private *dev_priv, uint32_t bytes); extern int vmw_cmd_send_fence(struct vmw_private *dev_priv, uint32_t *seqno); extern bool vmw_supports_3d(struct vmw_private *dev_priv); extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason); extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv); extern int vmw_cmd_emit_dummy_query(struct vmw_private *dev_priv, uint32_t cid); extern int vmw_cmd_flush(struct vmw_private *dev_priv, bool interruptible); #define VMW_CMD_CTX_RESERVE(__priv, __bytes, __ctx_id) \ ({ \ vmw_cmd_ctx_reserve(__priv, __bytes, __ctx_id) ? : ({ \ DRM_ERROR("FIFO reserve failed at %s for %u bytes\n", \ __func__, (unsigned int) __bytes); \ NULL; \ }); \ }) #define VMW_CMD_RESERVE(__priv, __bytes) \ VMW_CMD_CTX_RESERVE(__priv, __bytes, SVGA3D_INVALID_ID) /** * vmw_fifo_caps - Returns the capabilities of the FIFO command * queue or 0 if fifo memory isn't present. * @dev_priv: The device private context */ static inline uint32_t vmw_fifo_caps(const struct vmw_private *dev_priv) { if (!dev_priv->fifo_mem || !dev_priv->fifo) return 0; return dev_priv->fifo->capabilities; } /** * vmw_is_cursor_bypass3_enabled - Returns TRUE iff Cursor Bypass 3 * is enabled in the FIFO. * @dev_priv: The device private context */ static inline bool vmw_is_cursor_bypass3_enabled(const struct vmw_private *dev_priv) { return (vmw_fifo_caps(dev_priv) & SVGA_FIFO_CAP_CURSOR_BYPASS_3) != 0; } /** * 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); extern void vmw_piter_start(struct vmw_piter *viter, const struct vmw_sg_table *vsgt, unsigned long p_offs); /** * vmw_piter_next - Advance the iterator one page. * * @viter: Pointer to the iterator to advance. * * Returns false if past the list of pages, true otherwise. */ static inline bool vmw_piter_next(struct vmw_piter *viter) { return viter->next(viter); } /** * vmw_piter_dma_addr - Return the DMA address of the current page. * * @viter: Pointer to the iterator * * Returns the DMA address of the page pointed to by @viter. */ static inline dma_addr_t vmw_piter_dma_addr(struct vmw_piter *viter) { return viter->dma_address(viter); } /** * vmw_piter_page - Return a pointer to the current page. * * @viter: Pointer to the iterator * * Returns the DMA address of the page pointed to by @viter. */ static inline struct page *vmw_piter_page(struct vmw_piter *viter) { return viter->pages[viter->i]; } /** * Command submission - vmwgfx_execbuf.c */ extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_execbuf_process(struct drm_file *file_priv, struct vmw_private *dev_priv, void __user *user_commands, void *kernel_commands, uint32_t command_size, uint64_t throttle_us, uint32_t dx_context_handle, struct drm_vmw_fence_rep __user *user_fence_rep, struct vmw_fence_obj **out_fence, uint32_t flags); extern void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv, struct vmw_fence_obj *fence); extern void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv); extern int vmw_execbuf_fence_commands(struct drm_file *file_priv, struct vmw_private *dev_priv, struct vmw_fence_obj **p_fence, uint32_t *p_handle); extern int vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, struct vmw_fpriv *vmw_fp, int ret, struct drm_vmw_fence_rep __user *user_fence_rep, struct vmw_fence_obj *fence, uint32_t fence_handle, int32_t out_fence_fd); bool vmw_cmd_describe(const void *buf, u32 *size, char const **cmd); /** * IRQs and wating - vmwgfx_irq.c */ extern int vmw_irq_install(struct vmw_private *dev_priv); extern void vmw_irq_uninstall(struct drm_device *dev); extern bool vmw_seqno_passed(struct vmw_private *dev_priv, uint32_t seqno); extern int vmw_fallback_wait(struct vmw_private *dev_priv, bool lazy, bool fifo_idle, uint32_t seqno, bool interruptible, unsigned long timeout); extern void vmw_update_seqno(struct vmw_private *dev_priv); extern void vmw_seqno_waiter_add(struct vmw_private *dev_priv); extern void vmw_seqno_waiter_remove(struct vmw_private *dev_priv); extern void vmw_goal_waiter_add(struct vmw_private *dev_priv); extern void vmw_goal_waiter_remove(struct vmw_private *dev_priv); extern void vmw_generic_waiter_add(struct vmw_private *dev_priv, u32 flag, int *waiter_count); extern void vmw_generic_waiter_remove(struct vmw_private *dev_priv, u32 flag, int *waiter_count); /** * Kernel modesetting - vmwgfx_kms.c */ int vmw_kms_init(struct vmw_private *dev_priv); int vmw_kms_close(struct vmw_private *dev_priv); int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv); void vmw_kms_cursor_snoop(struct vmw_surface *srf, struct ttm_object_file *tfile, struct ttm_buffer_object *bo, SVGA3dCmdHeader *header); int vmw_kms_write_svga(struct vmw_private *vmw_priv, unsigned width, unsigned height, unsigned pitch, unsigned bpp, unsigned depth); bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv, uint32_t pitch, uint32_t height); int vmw_kms_present(struct vmw_private *dev_priv, struct drm_file *file_priv, struct vmw_framebuffer *vfb, struct vmw_surface *surface, uint32_t sid, int32_t destX, int32_t destY, struct drm_vmw_rect *clips, uint32_t num_clips); int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); void vmw_kms_legacy_hotspot_clear(struct vmw_private *dev_priv); int vmw_kms_suspend(struct drm_device *dev); int vmw_kms_resume(struct drm_device *dev); void vmw_kms_lost_device(struct drm_device *dev); int vmw_dumb_create(struct drm_file *file_priv, struct drm_device *dev, struct drm_mode_create_dumb *args); extern int vmw_resource_pin(struct vmw_resource *res, bool interruptible); extern void vmw_resource_unpin(struct vmw_resource *res); extern enum vmw_res_type vmw_res_type(const struct vmw_resource *res); /** * Overlay control - vmwgfx_overlay.c */ int vmw_overlay_init(struct vmw_private *dev_priv); int vmw_overlay_close(struct vmw_private *dev_priv); int vmw_overlay_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int vmw_overlay_resume_all(struct vmw_private *dev_priv); int vmw_overlay_pause_all(struct vmw_private *dev_priv); int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out); int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id); int vmw_overlay_num_overlays(struct vmw_private *dev_priv); int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv); /** * GMR Id manager */ int vmw_gmrid_man_init(struct vmw_private *dev_priv, int type); void vmw_gmrid_man_fini(struct vmw_private *dev_priv, int type); /** * System memory manager */ int vmw_sys_man_init(struct vmw_private *dev_priv); void vmw_sys_man_fini(struct vmw_private *dev_priv); /** * Prime - vmwgfx_prime.c */ extern const struct dma_buf_ops vmw_prime_dmabuf_ops; extern int vmw_prime_fd_to_handle(struct drm_device *dev, struct drm_file *file_priv, int fd, u32 *handle); extern int vmw_prime_handle_to_fd(struct drm_device *dev, struct drm_file *file_priv, uint32_t handle, uint32_t flags, int *prime_fd); /* * MemoryOBject management - vmwgfx_mob.c */ struct vmw_mob; extern int vmw_mob_bind(struct vmw_private *dev_priv, struct vmw_mob *mob, const struct vmw_sg_table *vsgt, unsigned long num_data_pages, int32_t mob_id); extern void vmw_mob_unbind(struct vmw_private *dev_priv, struct vmw_mob *mob); extern void vmw_mob_destroy(struct vmw_mob *mob); extern struct vmw_mob *vmw_mob_create(unsigned long data_pages); extern int vmw_otables_setup(struct vmw_private *dev_priv); extern void vmw_otables_takedown(struct vmw_private *dev_priv); /* * Context management - vmwgfx_context.c */ extern const struct vmw_user_resource_conv *user_context_converter; extern int vmw_context_define_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_extended_context_define_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern struct list_head *vmw_context_binding_list(struct vmw_resource *ctx); extern struct vmw_cmdbuf_res_manager * vmw_context_res_man(struct vmw_resource *ctx); extern struct vmw_resource *vmw_context_cotable(struct vmw_resource *ctx, SVGACOTableType cotable_type); struct vmw_ctx_binding_state; extern struct vmw_ctx_binding_state * 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 * vmw_context_get_dx_query_mob(struct vmw_resource *ctx_res); /* * Surface management - vmwgfx_surface.c */ extern const struct vmw_user_resource_conv *user_surface_converter; extern int vmw_surface_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_surface_define_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_surface_reference_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_gb_surface_define_ext_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_gb_surface_reference_ext_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int vmw_gb_surface_define(struct vmw_private *dev_priv, const struct vmw_surface_metadata *req, struct vmw_surface **srf_out); /* * Shader management - vmwgfx_shader.c */ extern const struct vmw_user_resource_conv *user_shader_converter; extern int vmw_shader_define_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_shader_destroy_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int vmw_compat_shader_add(struct vmw_private *dev_priv, struct vmw_cmdbuf_res_manager *man, u32 user_key, const void *bytecode, SVGA3dShaderType shader_type, size_t size, struct list_head *list); extern int vmw_shader_remove(struct vmw_cmdbuf_res_manager *man, u32 user_key, SVGA3dShaderType shader_type, struct list_head *list); extern int vmw_dx_shader_add(struct vmw_cmdbuf_res_manager *man, struct vmw_resource *ctx, u32 user_key, SVGA3dShaderType shader_type, struct list_head *list); extern void vmw_dx_shader_cotable_list_scrub(struct vmw_private *dev_priv, struct list_head *list, bool readback); extern struct vmw_resource * vmw_shader_lookup(struct vmw_cmdbuf_res_manager *man, u32 user_key, SVGA3dShaderType shader_type); /* * Streamoutput management */ struct vmw_resource * vmw_dx_streamoutput_lookup(struct vmw_cmdbuf_res_manager *man, u32 user_key); int vmw_dx_streamoutput_add(struct vmw_cmdbuf_res_manager *man, struct vmw_resource *ctx, SVGA3dStreamOutputId user_key, struct list_head *list); void vmw_dx_streamoutput_set_size(struct vmw_resource *res, u32 size); int vmw_dx_streamoutput_remove(struct vmw_cmdbuf_res_manager *man, SVGA3dStreamOutputId user_key, struct list_head *list); void vmw_dx_streamoutput_cotable_list_scrub(struct vmw_private *dev_priv, struct list_head *list, bool readback); /* * Command buffer managed resources - vmwgfx_cmdbuf_res.c */ extern struct vmw_cmdbuf_res_manager * vmw_cmdbuf_res_man_create(struct vmw_private *dev_priv); extern void vmw_cmdbuf_res_man_destroy(struct vmw_cmdbuf_res_manager *man); extern struct vmw_resource * vmw_cmdbuf_res_lookup(struct vmw_cmdbuf_res_manager *man, enum vmw_cmdbuf_res_type res_type, u32 user_key); extern void vmw_cmdbuf_res_revert(struct list_head *list); extern void vmw_cmdbuf_res_commit(struct list_head *list); extern int vmw_cmdbuf_res_add(struct vmw_cmdbuf_res_manager *man, enum vmw_cmdbuf_res_type res_type, u32 user_key, struct vmw_resource *res, struct list_head *list); extern int vmw_cmdbuf_res_remove(struct vmw_cmdbuf_res_manager *man, enum vmw_cmdbuf_res_type res_type, u32 user_key, struct list_head *list, struct vmw_resource **res); /* * COTable management - vmwgfx_cotable.c */ extern const SVGACOTableType vmw_cotable_scrub_order[]; extern struct vmw_resource *vmw_cotable_alloc(struct vmw_private *dev_priv, struct vmw_resource *ctx, u32 type); extern int vmw_cotable_notify(struct vmw_resource *res, int id); extern int vmw_cotable_scrub(struct vmw_resource *res, bool readback); extern void vmw_cotable_add_resource(struct vmw_resource *ctx, struct list_head *head); /* * Command buffer managerment vmwgfx_cmdbuf.c */ struct vmw_cmdbuf_man; struct vmw_cmdbuf_header; extern struct vmw_cmdbuf_man * vmw_cmdbuf_man_create(struct vmw_private *dev_priv); extern int vmw_cmdbuf_set_pool_size(struct vmw_cmdbuf_man *man, size_t size); extern void vmw_cmdbuf_remove_pool(struct vmw_cmdbuf_man *man); extern void vmw_cmdbuf_man_destroy(struct vmw_cmdbuf_man *man); extern int vmw_cmdbuf_idle(struct vmw_cmdbuf_man *man, bool interruptible, unsigned long timeout); extern void *vmw_cmdbuf_reserve(struct vmw_cmdbuf_man *man, size_t size, int ctx_id, bool interruptible, struct vmw_cmdbuf_header *header); extern void vmw_cmdbuf_commit(struct vmw_cmdbuf_man *man, size_t size, struct vmw_cmdbuf_header *header, bool flush); extern void *vmw_cmdbuf_alloc(struct vmw_cmdbuf_man *man, size_t size, bool interruptible, struct vmw_cmdbuf_header **p_header); extern void vmw_cmdbuf_header_free(struct vmw_cmdbuf_header *header); extern int vmw_cmdbuf_cur_flush(struct vmw_cmdbuf_man *man, bool interruptible); extern void vmw_cmdbuf_irqthread(struct vmw_cmdbuf_man *man); /* CPU blit utilities - vmwgfx_blit.c */ /** * struct vmw_diff_cpy - CPU blit information structure * * @rect: The output bounding box rectangle. * @line: The current line of the blit. * @line_offset: Offset of the current line segment. * @cpp: Bytes per pixel (granularity information). * @memcpy: Which memcpy function to use. */ struct vmw_diff_cpy { struct drm_rect rect; size_t line; size_t line_offset; int cpp; void (*do_cpy)(struct vmw_diff_cpy *diff, u8 *dest, const u8 *src, size_t n); }; #define VMW_CPU_BLIT_INITIALIZER { \ .do_cpy = vmw_memcpy, \ } #define VMW_CPU_BLIT_DIFF_INITIALIZER(_cpp) { \ .line = 0, \ .line_offset = 0, \ .rect = { .x1 = INT_MAX/2, \ .y1 = INT_MAX/2, \ .x2 = INT_MIN/2, \ .y2 = INT_MIN/2 \ }, \ .cpp = _cpp, \ .do_cpy = vmw_diff_memcpy, \ } void vmw_diff_memcpy(struct vmw_diff_cpy *diff, u8 *dest, const u8 *src, size_t n); void vmw_memcpy(struct vmw_diff_cpy *diff, u8 *dest, const u8 *src, size_t n); int vmw_bo_cpu_blit(struct ttm_buffer_object *dst, u32 dst_offset, u32 dst_stride, struct ttm_buffer_object *src, u32 src_offset, u32 src_stride, u32 w, u32 h, struct vmw_diff_cpy *diff); /* Host messaging -vmwgfx_msg.c: */ 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, ...); int vmw_msg_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); /* Host mksGuestStats -vmwgfx_msg.c: */ int vmw_mksstat_get_kern_slot(pid_t pid, struct vmw_private *dev_priv); int vmw_mksstat_reset_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int vmw_mksstat_add_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int vmw_mksstat_remove_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int vmw_mksstat_remove_all(struct vmw_private *dev_priv); /* VMW logging */ /** * VMW_DEBUG_USER - Debug output for user-space debugging. * * @fmt: printf() like format string. * * This macro is for logging user-space error and debugging messages for e.g. * command buffer execution errors due to malformed commands, invalid context, * etc. */ #define VMW_DEBUG_USER(fmt, ...) \ 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_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, 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); /** * VMW_DEBUG_KMS - Debug output for kernel mode-setting * * This macro is for debugging vmwgfx mode-setting code. */ #define VMW_DEBUG_KMS(fmt, ...) \ DRM_DEBUG_DRIVER(fmt, ##__VA_ARGS__) /** * Inline helper functions */ static inline void vmw_surface_unreference(struct vmw_surface **srf) { struct vmw_surface *tmp_srf = *srf; struct vmw_resource *res = &tmp_srf->res; *srf = NULL; vmw_resource_unreference(&res); } static inline struct vmw_surface *vmw_surface_reference(struct vmw_surface *srf) { (void) vmw_resource_reference(&srf->res); 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); } static inline void vmw_fifo_resource_dec(struct vmw_private *dev_priv) { atomic_dec(&dev_priv->num_fifo_resources); } /** * vmw_fifo_mem_read - Perform a MMIO read from the fifo memory * * @fifo_reg: The fifo register to read from * * This function is intended to be equivalent to ioread32() on * memremap'd memory, but without byteswapping. */ static inline u32 vmw_fifo_mem_read(struct vmw_private *vmw, uint32 fifo_reg) { BUG_ON(vmw_is_svga_v3(vmw)); return READ_ONCE(*(vmw->fifo_mem + fifo_reg)); } /** * vmw_fifo_mem_write - Perform a MMIO write to volatile memory * * @addr: The fifo register to write to * * This function is intended to be equivalent to iowrite32 on * memremap'd memory, but without byteswapping. */ static inline void vmw_fifo_mem_write(struct vmw_private *vmw, u32 fifo_reg, u32 value) { BUG_ON(vmw_is_svga_v3(vmw)); WRITE_ONCE(*(vmw->fifo_mem + fifo_reg), value); } static inline u32 vmw_fence_read(struct vmw_private *dev_priv) { u32 fence; if (vmw_is_svga_v3(dev_priv)) fence = vmw_read(dev_priv, SVGA_REG_FENCE); else fence = vmw_fifo_mem_read(dev_priv, SVGA_FIFO_FENCE); return fence; } static inline void vmw_fence_write(struct vmw_private *dev_priv, u32 fence) { BUG_ON(vmw_is_svga_v3(dev_priv)); vmw_fifo_mem_write(dev_priv, SVGA_FIFO_FENCE, fence); } static inline u32 vmw_irq_status_read(struct vmw_private *vmw) { u32 status; if (vmw_is_svga_v3(vmw)) status = vmw_read(vmw, SVGA_REG_IRQ_STATUS); else status = inl(vmw->io_start + SVGA_IRQSTATUS_PORT); return status; } static inline void vmw_irq_status_write(struct vmw_private *vmw, uint32 status) { if (vmw_is_svga_v3(vmw)) vmw_write(vmw, SVGA_REG_IRQ_STATUS, status); else outl(status, vmw->io_start + SVGA_IRQSTATUS_PORT); } static inline bool vmw_has_fences(struct vmw_private *vmw) { if ((vmw->capabilities & (SVGA_CAP_COMMAND_BUFFERS | SVGA_CAP_CMD_BUFFERS_2)) != 0) return true; return (vmw_fifo_caps(vmw) & SVGA_FIFO_CAP_FENCE) != 0; } #endif
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