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- /* SPDX-License-Identifier: GPL-2.0 OR MIT */
- /**************************************************************************
- *
- * Copyright 2009-2015 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 <drm/drm_auth.h>
- #include <drm/drm_device.h>
- #include <drm/drm_file.h>
- #include <drm/drm_hashtab.h>
- #include <drm/drm_rect.h>
- #include <drm/ttm/ttm_bo_driver.h>
- #include <drm/ttm/ttm_execbuf_util.h>
- #include <drm/ttm/ttm_module.h>
- #include "ttm_lock.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 "20200114"
- #define VMWGFX_DRIVER_MAJOR 2
- #define VMWGFX_DRIVER_MINOR 18
- #define VMWGFX_DRIVER_PATCHLEVEL 0
- #define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
- #define VMWGFX_MAX_RELOCATIONS 2048
- #define VMWGFX_MAX_VALIDATIONS 2048
- #define VMWGFX_MAX_DISPLAYS 16
- #define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768
- #define VMWGFX_ENABLE_SCREEN_TARGET_OTABLE 1
- /*
- * 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_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
- struct vmw_fpriv {
- struct ttm_object_file *tfile;
- bool gb_aware; /* user-space is guest-backed aware */
- };
- /**
- * 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
- * @pin_count: pin depth
- * @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;
- s32 pin_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 drm_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_marker_queue {
- struct list_head head;
- u64 lag;
- u64 lag_time;
- spinlock_t lock;
- };
- 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_marker_queue marker_queue;
- bool dx;
- };
- /**
- * 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_phys, /* Use physical page addresses */
- 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_regions;
- 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 page *(*page)(struct vmw_piter *);
- };
- /*
- * 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
- };
- 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{
- struct drm_open_hash res_ht;
- bool res_ht_initialized;
- bool kernel;
- struct vmw_fpriv *fp;
- 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_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_MAX
- };
- struct vmw_private {
- struct ttm_bo_device bdev;
- struct vmw_fifo_state fifo;
- struct drm_device *dev;
- struct drm_vma_offset_manager vma_manager;
- unsigned long vmw_chipset;
- unsigned int io_start;
- uint32_t vram_start;
- uint32_t vram_size;
- uint32_t prim_bb_mem;
- uint32_t mmio_start;
- uint32_t mmio_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;
- u32 *mmio_virt;
- 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;
- spinlock_t cap_lock;
- bool assume_16bpp;
- enum vmw_sm_type sm_type;
- /*
- * Framebuffer info.
- */
- void *fb_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;
- struct mutex global_kms_state_mutex;
- 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;
- /**
- * Operating mode.
- */
- bool stealth;
- bool enable_fb;
- spinlock_t svga_lock;
- /**
- * PM management.
- */
- struct notifier_block pm_nb;
- bool refuse_hibernation;
- bool suspend_locked;
- struct mutex release_mutex;
- atomic_t num_fifo_resources;
- /*
- * Replace this with an rwsem as soon as we have down_xx_interruptible()
- */
- struct ttm_lock reservation_sem;
- /*
- * 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_cmdbuf_man *cman;
- DECLARE_BITMAP(irqthread_pending, VMW_IRQTHREAD_MAX);
- /* Validation memory reservation */
- struct vmw_validation_mem vvm;
- };
- 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;
- }
- /*
- * 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)
- {
- spin_lock(&dev_priv->hw_lock);
- outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
- outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
- spin_unlock(&dev_priv->hw_lock);
- }
- static inline uint32_t vmw_read(struct vmw_private *dev_priv,
- unsigned int offset)
- {
- u32 val;
- spin_lock(&dev_priv->hw_lock);
- outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
- val = inl(dev_priv->io_start + VMWGFX_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);
- }
- 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 ttm_object_file *tfile,
- 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 struct vmw_resource *
- vmw_user_resource_noref_lookup_handle(struct vmw_private *dev_priv,
- struct ttm_object_file *tfile,
- uint32_t handle,
- const struct vmw_user_resource_conv *
- converter);
- 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 *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);
- }
- /**
- * vmw_user_resource_noref_release - release a user resource pointer looked up
- * without reference
- */
- static inline void vmw_user_resource_noref_release(void)
- {
- ttm_base_object_noref_release();
- }
- /**
- * 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_init(struct vmw_private *dev_priv,
- struct vmw_buffer_object *vmw_bo,
- size_t size, struct ttm_placement *placement,
- bool interruptible,
- void (*bo_free)(struct ttm_buffer_object *bo));
- extern int vmw_user_bo_verify_access(struct ttm_buffer_object *bo,
- struct ttm_object_file *tfile);
- extern int vmw_user_bo_alloc(struct vmw_private *dev_priv,
- struct ttm_object_file *tfile,
- uint32_t size,
- bool shareable,
- uint32_t *handle,
- struct vmw_buffer_object **p_dma_buf,
- struct ttm_base_object **p_base);
- extern int vmw_user_bo_reference(struct ttm_object_file *tfile,
- struct vmw_buffer_object *dma_buf,
- uint32_t *handle);
- extern int vmw_bo_alloc_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
- 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 ttm_object_file *tfile,
- uint32_t id, struct vmw_buffer_object **out,
- struct ttm_base_object **base);
- 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);
- extern struct vmw_buffer_object *
- vmw_user_bo_noref_lookup(struct ttm_object_file *tfile, u32 handle);
- /**
- * vmw_user_bo_noref_release - release a buffer object pointer looked up
- * without reference
- */
- static inline void vmw_user_bo_noref_release(void)
- {
- ttm_base_object_noref_release();
- }
- /**
- * 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);
- }
- /**
- * 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);
- extern __poll_t vmw_fops_poll(struct file *filp,
- struct poll_table_struct *wait);
- extern ssize_t vmw_fops_read(struct file *filp, char __user *buffer,
- size_t count, loff_t *offset);
- /**
- * Fifo utilities - vmwgfx_fifo.c
- */
- extern int vmw_fifo_init(struct vmw_private *dev_priv,
- struct vmw_fifo_state *fifo);
- extern void vmw_fifo_release(struct vmw_private *dev_priv,
- struct vmw_fifo_state *fifo);
- extern void *
- vmw_fifo_reserve_dx(struct vmw_private *dev_priv, uint32_t bytes, int ctx_id);
- extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
- extern void vmw_fifo_commit_flush(struct vmw_private *dev_priv, uint32_t bytes);
- extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
- uint32_t *seqno);
- extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
- extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
- extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
- extern int vmw_fifo_emit_dummy_query(struct vmw_private *dev_priv,
- uint32_t cid);
- extern int vmw_fifo_flush(struct vmw_private *dev_priv,
- bool interruptible);
- #define VMW_FIFO_RESERVE_DX(__priv, __bytes, __ctx_id) \
- ({ \
- vmw_fifo_reserve_dx(__priv, __bytes, __ctx_id) ? : ({ \
- DRM_ERROR("FIFO reserve failed at %s for %u bytes\n", \
- __func__, (unsigned int) __bytes); \
- NULL; \
- }); \
- })
- #define VMW_FIFO_RESERVE(__priv, __bytes) \
- VMW_FIFO_RESERVE_DX(__priv, __bytes, SVGA3D_INVALID_ID)
- /**
- * TTM glue - vmwgfx_ttm_glue.c
- */
- extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
- extern void vmw_validation_mem_init_ttm(struct vmw_private *dev_priv,
- size_t gran);
- /**
- * 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_ne_placement;
- extern struct ttm_placement vmw_vram_sys_placement;
- extern struct ttm_placement vmw_vram_gmr_placement;
- extern struct ttm_placement vmw_vram_gmr_ne_placement;
- extern struct ttm_placement vmw_sys_placement;
- extern struct ttm_placement vmw_sys_ne_placement;
- extern struct ttm_placement vmw_evictable_placement;
- extern struct ttm_placement vmw_srf_placement;
- extern struct ttm_placement vmw_mob_placement;
- extern struct ttm_placement vmw_mob_ne_placement;
- extern struct ttm_placement vmw_nonfixed_placement;
- extern struct ttm_bo_driver 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->page(viter);
- }
- /**
- * 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_wait_seqno(struct vmw_private *dev_priv, bool lazy,
- uint32_t seqno, bool interruptible,
- unsigned long timeout);
- extern int vmw_irq_install(struct drm_device *dev, int irq);
- 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,
- struct vmw_fifo_state *fifo_state);
- 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);
- /**
- * Rudimentary fence-like objects currently used only for throttling -
- * vmwgfx_marker.c
- */
- extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
- extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
- extern int vmw_marker_push(struct vmw_marker_queue *queue,
- uint32_t seqno);
- extern int vmw_marker_pull(struct vmw_marker_queue *queue,
- uint32_t signaled_seqno);
- extern int vmw_wait_lag(struct vmw_private *dev_priv,
- struct vmw_marker_queue *queue, uint32_t us);
- /**
- * Kernel framebuffer - vmwgfx_fb.c
- */
- int vmw_fb_init(struct vmw_private *vmw_priv);
- int vmw_fb_close(struct vmw_private *dev_priv);
- int vmw_fb_off(struct vmw_private *vmw_priv);
- int vmw_fb_on(struct vmw_private *vmw_priv);
- /**
- * 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);
- u32 vmw_get_vblank_counter(struct drm_crtc *crtc);
- int vmw_enable_vblank(struct drm_crtc *crtc);
- void vmw_disable_vblank(struct drm_crtc *crtc);
- 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);
- int vmw_dumb_map_offset(struct drm_file *file_priv,
- struct drm_device *dev, uint32_t handle,
- uint64_t *offset);
- int vmw_dumb_destroy(struct drm_file *file_priv,
- struct drm_device *dev,
- uint32_t handle);
- 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);
- /**
- * 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);
- extern struct list_head *vmw_context_binding_list(struct vmw_resource *ctx);
- 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);
- int vmw_surface_gb_priv_define(struct drm_device *dev,
- uint32_t user_accounting_size,
- SVGA3dSurfaceAllFlags svga3d_flags,
- SVGA3dSurfaceFormat format,
- bool for_scanout,
- uint32_t num_mip_levels,
- uint32_t multisample_count,
- uint32_t array_size,
- struct drm_vmw_size size,
- SVGA3dMSPattern multisample_pattern,
- SVGA3dMSQualityLevel quality_level,
- struct vmw_surface **srf_out);
- 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,
- uint32_t user_accounting_size,
- 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 size_t vmw_cmdbuf_res_man_size(void);
- 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, size_t default_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);
- int vmw_host_log(const char *log);
- int vmw_msg_ioctl(struct drm_device *dev, void *data,
- struct drm_file *file_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);
- #ifdef CONFIG_TRANSPARENT_HUGEPAGE
- vm_fault_t vmw_bo_vm_huge_fault(struct vm_fault *vmf,
- enum page_entry_size pe_size);
- #endif
- /* Transparent hugepage support - vmwgfx_thp.c */
- #ifdef CONFIG_TRANSPARENT_HUGEPAGE
- extern int vmw_thp_init(struct vmw_private *dev_priv);
- void vmw_thp_fini(struct vmw_private *dev_priv);
- #endif
- /**
- * 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 struct ttm_mem_global *vmw_mem_glob(struct vmw_private *dev_priv)
- {
- return &ttm_mem_glob;
- }
- 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_mmio_read - Perform a MMIO read from volatile memory
- *
- * @addr: The address to read from
- *
- * This function is intended to be equivalent to ioread32() on
- * memremap'd memory, but without byteswapping.
- */
- static inline u32 vmw_mmio_read(u32 *addr)
- {
- return READ_ONCE(*addr);
- }
- /**
- * vmw_mmio_write - Perform a MMIO write to volatile memory
- *
- * @addr: The address to write to
- *
- * This function is intended to be equivalent to iowrite32 on
- * memremap'd memory, but without byteswapping.
- */
- static inline void vmw_mmio_write(u32 value, u32 *addr)
- {
- WRITE_ONCE(*addr, value);
- }
- #endif
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