1664 lines
51 KiB
C
1664 lines
51 KiB
C
/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/**************************************************************************
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*
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* Copyright 2009-2022 VMware, Inc., Palo Alto, CA., USA
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef _VMWGFX_DRV_H_
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#define _VMWGFX_DRV_H_
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#include <linux/suspend.h>
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#include <linux/sync_file.h>
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#include <linux/hashtable.h>
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#include <drm/drm_auth.h>
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#include <drm/drm_device.h>
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#include <drm/drm_file.h>
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#include <drm/drm_rect.h>
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#include <drm/ttm/ttm_execbuf_util.h>
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#include <drm/ttm/ttm_tt.h>
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#include <drm/ttm/ttm_placement.h>
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#include <drm/ttm/ttm_bo.h>
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#include "ttm_object.h"
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#include "vmwgfx_fence.h"
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#include "vmwgfx_reg.h"
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#include "vmwgfx_validation.h"
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/*
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* FIXME: vmwgfx_drm.h needs to be last due to dependencies.
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* uapi headers should not depend on header files outside uapi/.
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*/
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#include <drm/vmwgfx_drm.h>
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#define VMWGFX_DRIVER_NAME "vmwgfx"
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#define VMWGFX_DRIVER_DATE "20211206"
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#define VMWGFX_DRIVER_MAJOR 2
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#define VMWGFX_DRIVER_MINOR 20
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#define VMWGFX_DRIVER_PATCHLEVEL 0
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#define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
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#define VMWGFX_MAX_DISPLAYS 16
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#define VMWGFX_CMD_BOUNCE_INIT_SIZE 32768
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#define VMWGFX_MIN_INITIAL_WIDTH 1280
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#define VMWGFX_MIN_INITIAL_HEIGHT 800
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#define VMWGFX_PCI_ID_SVGA2 0x0405
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#define VMWGFX_PCI_ID_SVGA3 0x0406
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/*
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* This has to match get_count_order(SVGA_IRQFLAG_MAX)
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*/
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#define VMWGFX_MAX_NUM_IRQS 6
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/*
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* Perhaps we should have sysfs entries for these.
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*/
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#define VMWGFX_NUM_GB_CONTEXT 256
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#define VMWGFX_NUM_GB_SHADER 20000
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#define VMWGFX_NUM_GB_SURFACE 32768
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#define VMWGFX_NUM_GB_SCREEN_TARGET VMWGFX_MAX_DISPLAYS
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#define VMWGFX_NUM_DXCONTEXT 256
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#define VMWGFX_NUM_DXQUERY 512
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#define VMWGFX_NUM_MOB (VMWGFX_NUM_GB_CONTEXT +\
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VMWGFX_NUM_GB_SHADER +\
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VMWGFX_NUM_GB_SURFACE +\
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VMWGFX_NUM_GB_SCREEN_TARGET)
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#define VMW_PL_GMR (TTM_PL_PRIV + 0)
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#define VMW_PL_MOB (TTM_PL_PRIV + 1)
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#define VMW_PL_SYSTEM (TTM_PL_PRIV + 2)
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#define VMW_RES_CONTEXT ttm_driver_type0
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#define VMW_RES_SURFACE ttm_driver_type1
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#define VMW_RES_STREAM ttm_driver_type2
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#define VMW_RES_FENCE ttm_driver_type3
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#define VMW_RES_SHADER ttm_driver_type4
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#define VMW_RES_HT_ORDER 12
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#define VMW_CURSOR_SNOOP_FORMAT SVGA3D_A8R8G8B8
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#define VMW_CURSOR_SNOOP_WIDTH 64
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#define VMW_CURSOR_SNOOP_HEIGHT 64
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#define MKSSTAT_CAPACITY_LOG2 5U
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#define MKSSTAT_CAPACITY (1U << MKSSTAT_CAPACITY_LOG2)
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struct vmw_fpriv {
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struct ttm_object_file *tfile;
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bool gb_aware; /* user-space is guest-backed aware */
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};
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struct vmwgfx_hash_item {
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struct hlist_node head;
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unsigned long key;
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};
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/**
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* struct vmw_buffer_object - TTM buffer object with vmwgfx additions
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* @base: The TTM buffer object
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* @res_tree: RB tree of resources using this buffer object as a backing MOB
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* @base_mapped_count: ttm BO mapping count; used by KMS atomic helpers.
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* @cpu_writers: Number of synccpu write grabs. Protected by reservation when
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* increased. May be decreased without reservation.
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* @dx_query_ctx: DX context if this buffer object is used as a DX query MOB
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* @map: Kmap object for semi-persistent mappings
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* @res_prios: Eviction priority counts for attached resources
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* @dirty: structure for user-space dirty-tracking
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*/
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struct vmw_buffer_object {
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struct ttm_buffer_object base;
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struct rb_root res_tree;
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/* For KMS atomic helpers: ttm bo mapping count */
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atomic_t base_mapped_count;
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atomic_t cpu_writers;
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/* Not ref-counted. Protected by binding_mutex */
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struct vmw_resource *dx_query_ctx;
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/* Protected by reservation */
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struct ttm_bo_kmap_obj map;
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u32 res_prios[TTM_MAX_BO_PRIORITY];
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struct vmw_bo_dirty *dirty;
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};
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/**
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* struct vmw_validate_buffer - Carries validation info about buffers.
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*
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* @base: Validation info for TTM.
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* @hash: Hash entry for quick lookup of the TTM buffer object.
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*
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* This structure contains also driver private validation info
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* on top of the info needed by TTM.
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*/
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struct vmw_validate_buffer {
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struct ttm_validate_buffer base;
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struct vmwgfx_hash_item hash;
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bool validate_as_mob;
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};
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struct vmw_res_func;
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/**
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* struct vmw-resource - base class for hardware resources
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*
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* @kref: For refcounting.
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* @dev_priv: Pointer to the device private for this resource. Immutable.
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* @id: Device id. Protected by @dev_priv::resource_lock.
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* @backup_size: Backup buffer size. Immutable.
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* @res_dirty: Resource contains data not yet in the backup buffer. Protected
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* by resource reserved.
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* @backup_dirty: Backup buffer contains data not yet in the HW resource.
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* Protected by resource reserved.
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* @coherent: Emulate coherency by tracking vm accesses.
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* @backup: The backup buffer if any. Protected by resource reserved.
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* @backup_offset: Offset into the backup buffer if any. Protected by resource
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* reserved. Note that only a few resource types can have a @backup_offset
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* different from zero.
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* @pin_count: The pin count for this resource. A pinned resource has a
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* pin-count greater than zero. It is not on the resource LRU lists and its
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* backup buffer is pinned. Hence it can't be evicted.
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* @func: Method vtable for this resource. Immutable.
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* @mob_node; Node for the MOB backup rbtree. Protected by @backup reserved.
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* @lru_head: List head for the LRU list. Protected by @dev_priv::resource_lock.
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* @binding_head: List head for the context binding list. Protected by
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* the @dev_priv::binding_mutex
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* @res_free: The resource destructor.
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* @hw_destroy: Callback to destroy the resource on the device, as part of
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* resource destruction.
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*/
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struct vmw_resource_dirty;
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struct vmw_resource {
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struct kref kref;
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struct vmw_private *dev_priv;
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int id;
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u32 used_prio;
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unsigned long backup_size;
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u32 res_dirty : 1;
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u32 backup_dirty : 1;
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u32 coherent : 1;
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struct vmw_buffer_object *backup;
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unsigned long backup_offset;
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unsigned long pin_count;
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const struct vmw_res_func *func;
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struct rb_node mob_node;
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struct list_head lru_head;
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struct list_head binding_head;
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struct vmw_resource_dirty *dirty;
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void (*res_free) (struct vmw_resource *res);
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void (*hw_destroy) (struct vmw_resource *res);
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};
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/*
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* Resources that are managed using ioctls.
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*/
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enum vmw_res_type {
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vmw_res_context,
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vmw_res_surface,
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vmw_res_stream,
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vmw_res_shader,
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vmw_res_dx_context,
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vmw_res_cotable,
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vmw_res_view,
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vmw_res_streamoutput,
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vmw_res_max
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};
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/*
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* Resources that are managed using command streams.
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*/
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enum vmw_cmdbuf_res_type {
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vmw_cmdbuf_res_shader,
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vmw_cmdbuf_res_view,
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vmw_cmdbuf_res_streamoutput
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};
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struct vmw_cmdbuf_res_manager;
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struct vmw_cursor_snooper {
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size_t age;
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uint32_t *image;
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};
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struct vmw_framebuffer;
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struct vmw_surface_offset;
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/**
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* struct vmw_surface_metadata - Metadata describing a surface.
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*
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* @flags: Device flags.
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* @format: Surface SVGA3D_x format.
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* @mip_levels: Mip level for each face. For GB first index is used only.
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* @multisample_count: Sample count.
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* @multisample_pattern: Sample patterns.
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* @quality_level: Quality level.
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* @autogen_filter: Filter for automatically generated mipmaps.
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* @array_size: Number of array elements for a 1D/2D texture. For cubemap
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texture number of faces * array_size. This should be 0 for pre
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SM4 device.
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* @buffer_byte_stride: Buffer byte stride.
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* @num_sizes: Size of @sizes. For GB surface this should always be 1.
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* @base_size: Surface dimension.
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* @sizes: Array representing mip sizes. Legacy only.
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* @scanout: Whether this surface will be used for scanout.
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*
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* This tracks metadata for both legacy and guest backed surface.
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*/
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struct vmw_surface_metadata {
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u64 flags;
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u32 format;
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u32 mip_levels[DRM_VMW_MAX_SURFACE_FACES];
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u32 multisample_count;
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u32 multisample_pattern;
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u32 quality_level;
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u32 autogen_filter;
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u32 array_size;
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u32 num_sizes;
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u32 buffer_byte_stride;
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struct drm_vmw_size base_size;
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struct drm_vmw_size *sizes;
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bool scanout;
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};
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/**
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* struct vmw_surface: Resource structure for a surface.
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*
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* @res: The base resource for this surface.
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* @metadata: Metadata for this surface resource.
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* @snooper: Cursor data. Legacy surface only.
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* @offsets: Legacy surface only.
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* @view_list: List of views bound to this surface.
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*/
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struct vmw_surface {
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struct vmw_resource res;
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struct vmw_surface_metadata metadata;
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struct vmw_cursor_snooper snooper;
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struct vmw_surface_offset *offsets;
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struct list_head view_list;
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};
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struct vmw_fifo_state {
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unsigned long reserved_size;
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u32 *dynamic_buffer;
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u32 *static_buffer;
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unsigned long static_buffer_size;
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bool using_bounce_buffer;
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uint32_t capabilities;
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struct mutex fifo_mutex;
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struct rw_semaphore rwsem;
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};
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/**
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* struct vmw_res_cache_entry - resource information cache entry
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* @handle: User-space handle of a resource.
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* @res: Non-ref-counted pointer to the resource.
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* @valid_handle: Whether the @handle member is valid.
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* @valid: Whether the entry is valid, which also implies that the execbuf
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* code holds a reference to the resource, and it's placed on the
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* validation list.
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*
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* Used to avoid frequent repeated user-space handle lookups of the
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* same resource.
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*/
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struct vmw_res_cache_entry {
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uint32_t handle;
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struct vmw_resource *res;
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void *private;
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unsigned short valid_handle;
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unsigned short valid;
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};
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/**
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* enum vmw_dma_map_mode - indicate how to perform TTM page dma mappings.
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*/
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enum vmw_dma_map_mode {
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vmw_dma_alloc_coherent, /* Use TTM coherent pages */
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vmw_dma_map_populate, /* Unmap from DMA just after unpopulate */
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vmw_dma_map_bind, /* Unmap from DMA just before unbind */
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vmw_dma_map_max
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};
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/**
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* struct vmw_sg_table - Scatter/gather table for binding, with additional
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* device-specific information.
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*
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* @sgt: Pointer to a struct sg_table with binding information
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* @num_regions: Number of regions with device-address contiguous pages
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*/
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struct vmw_sg_table {
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enum vmw_dma_map_mode mode;
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struct page **pages;
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const dma_addr_t *addrs;
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struct sg_table *sgt;
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unsigned long num_pages;
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};
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/**
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* struct vmw_piter - Page iterator that iterates over a list of pages
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* and DMA addresses that could be either a scatter-gather list or
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* arrays
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*
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* @pages: Array of page pointers to the pages.
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* @addrs: DMA addresses to the pages if coherent pages are used.
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* @iter: Scatter-gather page iterator. Current position in SG list.
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* @i: Current position in arrays.
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* @num_pages: Number of pages total.
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* @next: Function to advance the iterator. Returns false if past the list
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* of pages, true otherwise.
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* @dma_address: Function to return the DMA address of the current page.
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*/
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struct vmw_piter {
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struct page **pages;
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const dma_addr_t *addrs;
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struct sg_dma_page_iter iter;
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unsigned long i;
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unsigned long num_pages;
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bool (*next)(struct vmw_piter *);
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dma_addr_t (*dma_address)(struct vmw_piter *);
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};
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struct vmw_ttm_tt {
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struct ttm_tt dma_ttm;
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struct vmw_private *dev_priv;
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int gmr_id;
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struct vmw_mob *mob;
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int mem_type;
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struct sg_table sgt;
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struct vmw_sg_table vsgt;
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bool mapped;
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bool bound;
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};
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/*
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* enum vmw_display_unit_type - Describes the display unit
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*/
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enum vmw_display_unit_type {
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vmw_du_invalid = 0,
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vmw_du_legacy,
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vmw_du_screen_object,
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vmw_du_screen_target,
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vmw_du_max
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};
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struct vmw_validation_context;
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struct vmw_ctx_validation_info;
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/**
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* struct vmw_sw_context - Command submission context
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* @res_ht: Pointer hash table used to find validation duplicates
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* @kernel: Whether the command buffer originates from kernel code rather
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* than from user-space
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* @fp: If @kernel is false, points to the file of the client. Otherwise
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* NULL
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* @cmd_bounce: Command bounce buffer used for command validation before
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* copying to fifo space
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* @cmd_bounce_size: Current command bounce buffer size
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* @cur_query_bo: Current buffer object used as query result buffer
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* @bo_relocations: List of buffer object relocations
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* @res_relocations: List of resource relocations
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* @buf_start: Pointer to start of memory where command validation takes
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* place
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* @res_cache: Cache of recently looked up resources
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* @last_query_ctx: Last context that submitted a query
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* @needs_post_query_barrier: Whether a query barrier is needed after
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* command submission
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* @staged_bindings: Cached per-context binding tracker
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* @staged_bindings_inuse: Whether the cached per-context binding tracker
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* is in use
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* @staged_cmd_res: List of staged command buffer managed resources in this
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* command buffer
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* @ctx_list: List of context resources referenced in this command buffer
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* @dx_ctx_node: Validation metadata of the current DX context
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* @dx_query_mob: The MOB used for DX queries
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* @dx_query_ctx: The DX context used for the last DX query
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* @man: Pointer to the command buffer managed resource manager
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* @ctx: The validation context
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*/
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struct vmw_sw_context{
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DECLARE_HASHTABLE(res_ht, VMW_RES_HT_ORDER);
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bool kernel;
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struct vmw_fpriv *fp;
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struct drm_file *filp;
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uint32_t *cmd_bounce;
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uint32_t cmd_bounce_size;
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struct vmw_buffer_object *cur_query_bo;
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struct list_head bo_relocations;
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struct list_head res_relocations;
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uint32_t *buf_start;
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struct vmw_res_cache_entry res_cache[vmw_res_max];
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struct vmw_resource *last_query_ctx;
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bool needs_post_query_barrier;
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struct vmw_ctx_binding_state *staged_bindings;
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bool staged_bindings_inuse;
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struct list_head staged_cmd_res;
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struct list_head ctx_list;
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struct vmw_ctx_validation_info *dx_ctx_node;
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struct vmw_buffer_object *dx_query_mob;
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struct vmw_resource *dx_query_ctx;
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struct vmw_cmdbuf_res_manager *man;
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struct vmw_validation_context *ctx;
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};
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struct vmw_legacy_display;
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struct vmw_overlay;
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struct vmw_vga_topology_state {
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uint32_t width;
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uint32_t height;
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uint32_t primary;
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uint32_t pos_x;
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uint32_t pos_y;
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};
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/*
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* struct vmw_otable - Guest Memory OBject table metadata
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*
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* @size: Size of the table (page-aligned).
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* @page_table: Pointer to a struct vmw_mob holding the page table.
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*/
|
|
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
|