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linux_dsm_epyc7002/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
Jakob Bornecrantz d7e1958dbe drm/vmwgfx: Support older hardware. 
V2: Fix a couple of typos.

Signed-off-by: Jakob Bornecrantz <jakob@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2010-06-01 09:37:25 +10:00

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/**************************************************************************
*
* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* 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 "vmwgfx_reg.h"
#include "drmP.h"
#include "vmwgfx_drm.h"
#include "drm_hashtab.h"
#include "linux/suspend.h"
#include "ttm/ttm_bo_driver.h"
#include "ttm/ttm_object.h"
#include "ttm/ttm_lock.h"
#include "ttm/ttm_execbuf_util.h"
#include "ttm/ttm_module.h"
#define VMWGFX_DRIVER_DATE "20100209"
#define VMWGFX_DRIVER_MAJOR 1
#define VMWGFX_DRIVER_MINOR 1
#define VMWGFX_DRIVER_PATCHLEVEL 0
#define VMWGFX_FILE_PAGE_OFFSET 0x00100000
#define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
#define VMWGFX_MAX_RELOCATIONS 2048
#define VMWGFX_MAX_GMRS 2048
struct vmw_fpriv {
struct drm_master *locked_master;
struct ttm_object_file *tfile;
};
struct vmw_dma_buffer {
struct ttm_buffer_object base;
struct list_head validate_list;
struct list_head gmr_lru;
uint32_t gmr_id;
bool gmr_bound;
uint32_t cur_validate_node;
bool on_validate_list;
};
struct vmw_resource {
struct kref kref;
struct vmw_private *dev_priv;
struct idr *idr;
int id;
enum ttm_object_type res_type;
bool avail;
void (*hw_destroy) (struct vmw_resource *res);
void (*res_free) (struct vmw_resource *res);
/* TODO is a generic snooper needed? */
#if 0
void (*snoop)(struct vmw_resource *res,
struct ttm_object_file *tfile,
SVGA3dCmdHeader *header);
void *snoop_priv;
#endif
};
struct vmw_cursor_snooper {
struct drm_crtc *crtc;
size_t age;
uint32_t *image;
};
struct vmw_surface {
struct vmw_resource res;
uint32_t flags;
uint32_t format;
uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
struct drm_vmw_size *sizes;
uint32_t num_sizes;
bool scanout;
/* TODO so far just a extra pointer */
struct vmw_cursor_snooper snooper;
};
struct vmw_fence_queue {
struct list_head head;
struct timespec lag;
struct timespec lag_time;
spinlock_t lock;
};
struct vmw_fifo_state {
unsigned long reserved_size;
__le32 *dynamic_buffer;
__le32 *static_buffer;
__le32 *last_buffer;
uint32_t last_data_size;
uint32_t last_buffer_size;
bool last_buffer_add;
unsigned long static_buffer_size;
bool using_bounce_buffer;
uint32_t capabilities;
struct mutex fifo_mutex;
struct rw_semaphore rwsem;
struct vmw_fence_queue fence_queue;
};
struct vmw_relocation {
SVGAGuestPtr *location;
uint32_t index;
};
struct vmw_sw_context{
struct ida bo_list;
uint32_t last_cid;
bool cid_valid;
uint32_t last_sid;
uint32_t sid_translation;
bool sid_valid;
struct ttm_object_file *tfile;
struct list_head validate_nodes;
struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
uint32_t cur_reloc;
struct ttm_validate_buffer val_bufs[VMWGFX_MAX_GMRS];
uint32_t cur_val_buf;
};
struct vmw_legacy_display;
struct vmw_overlay;
struct vmw_master {
struct ttm_lock lock;
};
struct vmw_private {
struct ttm_bo_device bdev;
struct ttm_bo_global_ref bo_global_ref;
struct ttm_global_reference mem_global_ref;
struct vmw_fifo_state fifo;
struct drm_device *dev;
unsigned long vmw_chipset;
unsigned int io_start;
uint32_t vram_start;
uint32_t vram_size;
uint32_t mmio_start;
uint32_t mmio_size;
uint32_t fb_max_width;
uint32_t fb_max_height;
__le32 __iomem *mmio_virt;
int mmio_mtrr;
uint32_t capabilities;
uint32_t max_gmr_descriptors;
uint32_t max_gmr_ids;
struct mutex hw_mutex;
/*
* VGA registers.
*/
uint32_t vga_width;
uint32_t vga_height;
uint32_t vga_depth;
uint32_t vga_bpp;
uint32_t vga_pseudo;
uint32_t vga_red_mask;
uint32_t vga_blue_mask;
uint32_t vga_green_mask;
uint32_t vga_pitchlock;
/*
* Framebuffer info.
*/
void *fb_info;
struct vmw_legacy_display *ldu_priv;
struct vmw_overlay *overlay_priv;
/*
* Context and surface management.
*/
rwlock_t resource_lock;
struct idr context_idr;
struct idr surface_idr;
struct idr stream_idr;
/*
* Block lastclose from racing with firstopen.
*/
struct mutex init_mutex;
/*
* A resource manager for kernel-only surfaces and
* contexts.
*/
struct ttm_object_device *tdev;
/*
* Fencing and IRQs.
*/
atomic_t fence_seq;
wait_queue_head_t fence_queue;
wait_queue_head_t fifo_queue;
atomic_t fence_queue_waiters;
atomic_t fifo_queue_waiters;
uint32_t last_read_sequence;
spinlock_t irq_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;
uint32_t val_seq;
struct mutex cmdbuf_mutex;
/**
* GMR management. Protected by the lru spinlock.
*/
struct ida gmr_ida;
struct list_head gmr_lru;
/**
* Operating mode.
*/
bool stealth;
bool is_opened;
/**
* Master management.
*/
struct vmw_master *active_master;
struct vmw_master fbdev_master;
struct notifier_block pm_nb;
};
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;
}
static inline struct vmw_master *vmw_master(struct drm_master *master)
{
return (struct vmw_master *) master->driver_priv;
}
static inline void vmw_write(struct vmw_private *dev_priv,
unsigned int offset, uint32_t value)
{
outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
}
static inline uint32_t vmw_read(struct vmw_private *dev_priv,
unsigned int offset)
{
uint32_t val;
outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
return val;
}
/**
* GMR utilities - vmwgfx_gmr.c
*/
extern int vmw_gmr_bind(struct vmw_private *dev_priv,
struct ttm_buffer_object *bo);
extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
/**
* Resource utilities - vmwgfx_resource.c
*/
extern struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv);
extern void vmw_resource_unreference(struct vmw_resource **p_res);
extern struct vmw_resource *vmw_resource_reference(struct vmw_resource *res);
extern int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int vmw_context_define_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int vmw_context_check(struct vmw_private *dev_priv,
struct ttm_object_file *tfile,
int id);
extern void vmw_surface_res_free(struct vmw_resource *res);
extern int vmw_surface_init(struct vmw_private *dev_priv,
struct vmw_surface *srf,
void (*res_free) (struct vmw_resource *res));
extern int vmw_user_surface_lookup_handle(struct vmw_private *dev_priv,
struct ttm_object_file *tfile,
uint32_t handle,
struct vmw_surface **out);
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_surface_check(struct vmw_private *dev_priv,
struct ttm_object_file *tfile,
uint32_t handle, int *id);
extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
struct vmw_dma_buffer *vmw_bo,
size_t size, struct ttm_placement *placement,
bool interuptable,
void (*bo_free) (struct ttm_buffer_object *bo));
extern int vmw_dmabuf_alloc_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int vmw_dmabuf_unref_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
uint32_t cur_validate_node);
extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
uint32_t id, struct vmw_dma_buffer **out);
extern uint32_t vmw_dmabuf_gmr(struct ttm_buffer_object *bo);
extern void vmw_dmabuf_set_gmr(struct ttm_buffer_object *bo, uint32_t id);
extern int vmw_gmr_id_alloc(struct vmw_private *dev_priv, uint32_t *p_id);
extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
struct vmw_dma_buffer *bo);
extern int vmw_dmabuf_from_vram(struct vmw_private *vmw_priv,
struct vmw_dma_buffer *bo);
extern void vmw_dmabuf_gmr_unbind(struct ttm_buffer_object *bo);
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);
/**
* 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_fifo_debug_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
/**
* 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(struct vmw_private *dev_priv, uint32_t bytes);
extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
uint32_t *sequence);
extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
extern int vmw_fifo_mmap(struct file *filp, struct vm_area_struct *vma);
extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
/**
* TTM glue - vmwgfx_ttm_glue.c
*/
extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
extern int vmw_mmap(struct file *filp, struct vm_area_struct *vma);
/**
* TTM buffer object driver - vmwgfx_buffer.c
*/
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_sys_placement;
extern struct ttm_bo_driver vmw_bo_driver;
extern int vmw_dma_quiescent(struct drm_device *dev);
/**
* Command submission - vmwgfx_execbuf.c
*/
extern int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
/**
* IRQs and wating - vmwgfx_irq.c
*/
extern irqreturn_t vmw_irq_handler(DRM_IRQ_ARGS);
extern int vmw_wait_fence(struct vmw_private *dev_priv, bool lazy,
uint32_t sequence, bool interruptible,
unsigned long timeout);
extern void vmw_irq_preinstall(struct drm_device *dev);
extern int vmw_irq_postinstall(struct drm_device *dev);
extern void vmw_irq_uninstall(struct drm_device *dev);
extern bool vmw_fence_signaled(struct vmw_private *dev_priv,
uint32_t sequence);
extern int vmw_fence_wait_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int vmw_fallback_wait(struct vmw_private *dev_priv,
bool lazy,
bool fifo_idle,
uint32_t sequence,
bool interruptible,
unsigned long timeout);
extern void vmw_update_sequence(struct vmw_private *dev_priv,
struct vmw_fifo_state *fifo_state);
/**
* Rudimentary fence objects currently used only for throttling -
* vmwgfx_fence.c
*/
extern void vmw_fence_queue_init(struct vmw_fence_queue *queue);
extern void vmw_fence_queue_takedown(struct vmw_fence_queue *queue);
extern int vmw_fence_push(struct vmw_fence_queue *queue,
uint32_t sequence);
extern int vmw_fence_pull(struct vmw_fence_queue *queue,
uint32_t signaled_sequence);
extern int vmw_wait_lag(struct vmw_private *dev_priv,
struct vmw_fence_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_save_vga(struct vmw_private *vmw_priv);
int vmw_kms_restore_vga(struct vmw_private *vmw_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);
void vmw_kms_write_svga(struct vmw_private *vmw_priv,
unsigned width, unsigned height, unsigned pitch,
unsigned bbp, unsigned depth);
/**
* 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_stop_all(struct vmw_private *dev_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);
/**
* 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_dmabuf_unreference(struct vmw_dma_buffer **buf)
{
struct vmw_dma_buffer *tmp_buf = *buf;
struct ttm_buffer_object *bo = &tmp_buf->base;
*buf = NULL;
ttm_bo_unref(&bo);
}
static inline struct vmw_dma_buffer *vmw_dmabuf_reference(struct vmw_dma_buffer *buf)
{
if (ttm_bo_reference(&buf->base))
return buf;
return NULL;
}
#endif
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