[net-next-2.6.git] / drivers / gpu / drm / vmwgfx / vmwgfx_drv.h

/**************************************************************************
 *
 * 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 2
#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
#define VMWGFX_MAX_DISPLAYS 16

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_vga_topology_state {
	uint32_t width;
	uint32_t height;
	uint32_t primary;
	uint32_t pos_x;
	uint32_t pos_y;
};

struct vmw_private {
	struct ttm_bo_device bdev;
	struct ttm_bo_global_ref bo_global_ref;
	struct drm_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.
	 */

	struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
	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_green_mask;
	uint32_t vga_blue_mask;
	uint32_t vga_bpl;
	uint32_t vga_pitchlock;

	uint32_t num_displays;

	/*
	 * 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;
	bool enable_fb;

	/**
	 * Master management.
	 */

	struct vmw_master *active_master;
	struct vmw_master fbdev_master;
	struct notifier_block pm_nb;

	struct mutex release_mutex;
	uint32_t num_3d_resources;
};

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;
}

int vmw_3d_resource_inc(struct vmw_private *dev_priv);
void vmw_3d_resource_dec(struct vmw_private *dev_priv);

/**
 * 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);
int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
				struct drm_file *file_priv);
u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);

/**
 * 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
Commit	Line	Data
fb1d9738 JB	1	/**************************************************************************
	2	*
	3	* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
	4	* All Rights Reserved.
	5	*
	6	* Permission is hereby granted, free of charge, to any person obtaining a
	7	* copy of this software and associated documentation files (the
	8	* "Software"), to deal in the Software without restriction, including
	9	* without limitation the rights to use, copy, modify, merge, publish,
	10	* distribute, sub license, and/or sell copies of the Software, and to
	11	* permit persons to whom the Software is furnished to do so, subject to
	12	* the following conditions:
	13	*
	14	* The above copyright notice and this permission notice (including the
	15	* next paragraph) shall be included in all copies or substantial portions
	16	* of the Software.
	17	*
	18	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	19	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	20	* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
	21	* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
	22	* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
	23	* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
	24	* USE OR OTHER DEALINGS IN THE SOFTWARE.
	25	*
	26	**************************************************************************/
	27
	28	#ifndef _VMWGFX_DRV_H_
	29	#define _VMWGFX_DRV_H_
	30
	31	#include "vmwgfx_reg.h"
	32	#include "drmP.h"
	33	#include "vmwgfx_drm.h"
	34	#include "drm_hashtab.h"
d9f36a00	35	#include "linux/suspend.h"
fb1d9738 JB	36	#include "ttm/ttm_bo_driver.h"
	37	#include "ttm/ttm_object.h"
	38	#include "ttm/ttm_lock.h"
	39	#include "ttm/ttm_execbuf_util.h"
	40	#include "ttm/ttm_module.h"
	41
a87897ed JB	42	#define VMWGFX_DRIVER_DATE "20100209"
a87897ed JB	43	#define VMWGFX_DRIVER_MAJOR 1
d8bd19d2	44	#define VMWGFX_DRIVER_MINOR 2
f77cef3d	45	#define VMWGFX_DRIVER_PATCHLEVEL 0
fb1d9738 JB	46	#define VMWGFX_FILE_PAGE_OFFSET 0x00100000
	47	#define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
	48	#define VMWGFX_MAX_RELOCATIONS 2048
	49	#define VMWGFX_MAX_GMRS 2048
7c4f7780	50	#define VMWGFX_MAX_DISPLAYS 16
fb1d9738 JB	51
	52	struct vmw_fpriv {
	53	struct drm_master *locked_master;
	54	struct ttm_object_file *tfile;
	55	};
	56
	57	struct vmw_dma_buffer {
	58	struct ttm_buffer_object base;
	59	struct list_head validate_list;
	60	struct list_head gmr_lru;
	61	uint32_t gmr_id;
	62	bool gmr_bound;
	63	uint32_t cur_validate_node;
	64	bool on_validate_list;
	65	};
	66
	67	struct vmw_resource {
	68	struct kref kref;
	69	struct vmw_private *dev_priv;
	70	struct idr *idr;
	71	int id;
	72	enum ttm_object_type res_type;
	73	bool avail;
	74	void (hw_destroy) (struct vmw_resource res);
	75	void (res_free) (struct vmw_resource res);
	76
	77	/* TODO is a generic snooper needed? */
	78	#if 0
	79	void (snoop)(struct vmw_resource res,
	80	struct ttm_object_file *tfile,
	81	SVGA3dCmdHeader *header);
	82	void *snoop_priv;
	83	#endif
	84	};
	85
	86	struct vmw_cursor_snooper {
	87	struct drm_crtc *crtc;
	88	size_t age;
	89	uint32_t *image;
	90	};
	91
	92	struct vmw_surface {
	93	struct vmw_resource res;
	94	uint32_t flags;
	95	uint32_t format;
	96	uint32_t mip_levels[DRM_VMW_MAX_SURFACE_FACES];
	97	struct drm_vmw_size *sizes;
	98	uint32_t num_sizes;
	99
5ffdb658 JB	100	bool scanout;
5ffdb658 JB	101
fb1d9738 JB	102	/* TODO so far just a extra pointer */
	103	struct vmw_cursor_snooper snooper;
	104	};
	105
1925d456 TH	106	struct vmw_fence_queue {
	107	struct list_head head;
	108	struct timespec lag;
	109	struct timespec lag_time;
	110	spinlock_t lock;
	111	};
	112
fb1d9738 JB	113	struct vmw_fifo_state {
	114	unsigned long reserved_size;
	115	__le32 *dynamic_buffer;
	116	__le32 *static_buffer;
	117	__le32 *last_buffer;
	118	uint32_t last_data_size;
	119	uint32_t last_buffer_size;
	120	bool last_buffer_add;
	121	unsigned long static_buffer_size;
	122	bool using_bounce_buffer;
	123	uint32_t capabilities;
85b9e487	124	struct mutex fifo_mutex;
fb1d9738	125	struct rw_semaphore rwsem;
1925d456	126	struct vmw_fence_queue fence_queue;
fb1d9738 JB	127	};
	128
	129	struct vmw_relocation {
	130	SVGAGuestPtr *location;
	131	uint32_t index;
	132	};
	133
	134	struct vmw_sw_context{
	135	struct ida bo_list;
	136	uint32_t last_cid;
	137	bool cid_valid;
	138	uint32_t last_sid;
7a73ba74	139	uint32_t sid_translation;
fb1d9738 JB	140	bool sid_valid;
	141	struct ttm_object_file *tfile;
	142	struct list_head validate_nodes;
	143	struct vmw_relocation relocs[VMWGFX_MAX_RELOCATIONS];
	144	uint32_t cur_reloc;
	145	struct ttm_validate_buffer val_bufs[VMWGFX_MAX_GMRS];
	146	uint32_t cur_val_buf;
	147	};
	148
	149	struct vmw_legacy_display;
	150	struct vmw_overlay;
	151
	152	struct vmw_master {
	153	struct ttm_lock lock;
	154	};
	155
7c4f7780 TH	156	struct vmw_vga_topology_state {
	157	uint32_t width;
	158	uint32_t height;
	159	uint32_t primary;
	160	uint32_t pos_x;
	161	uint32_t pos_y;
	162	};
	163
fb1d9738 JB	164	struct vmw_private {
	165	struct ttm_bo_device bdev;
	166	struct ttm_bo_global_ref bo_global_ref;
ba4420c2	167	struct drm_global_reference mem_global_ref;
fb1d9738 JB	168
	169	struct vmw_fifo_state fifo;
	170
	171	struct drm_device *dev;
	172	unsigned long vmw_chipset;
	173	unsigned int io_start;
	174	uint32_t vram_start;
	175	uint32_t vram_size;
	176	uint32_t mmio_start;
	177	uint32_t mmio_size;
	178	uint32_t fb_max_width;
	179	uint32_t fb_max_height;
	180	__le32 __iomem *mmio_virt;
	181	int mmio_mtrr;
	182	uint32_t capabilities;
	183	uint32_t max_gmr_descriptors;
	184	uint32_t max_gmr_ids;
	185	struct mutex hw_mutex;
	186
	187	/*
	188	* VGA registers.
	189	*/
	190
7c4f7780	191	struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
fb1d9738 JB	192	uint32_t vga_width;
	193	uint32_t vga_height;
	194	uint32_t vga_depth;
	195	uint32_t vga_bpp;
	196	uint32_t vga_pseudo;
	197	uint32_t vga_red_mask;
fb1d9738	198	uint32_t vga_green_mask;
7c4f7780 TH	199	uint32_t vga_blue_mask;
7c4f7780 TH	200	uint32_t vga_bpl;
d7e1958d	201	uint32_t vga_pitchlock;
fb1d9738	202
7c4f7780 TH	203	uint32_t num_displays;
7c4f7780 TH	204
fb1d9738 JB	205	/*
	206	* Framebuffer info.
	207	*/
	208
	209	void *fb_info;
	210	struct vmw_legacy_display *ldu_priv;
	211	struct vmw_overlay *overlay_priv;
	212
	213	/*
	214	* Context and surface management.
	215	*/
	216
	217	rwlock_t resource_lock;
	218	struct idr context_idr;
	219	struct idr surface_idr;
	220	struct idr stream_idr;
	221
	222	/*
	223	* Block lastclose from racing with firstopen.
	224	*/
	225
	226	struct mutex init_mutex;
	227
	228	/*
	229	* A resource manager for kernel-only surfaces and
	230	* contexts.
	231	*/
	232
	233	struct ttm_object_device *tdev;
	234
	235	/*
	236	* Fencing and IRQs.
	237	*/
	238
85b9e487	239	atomic_t fence_seq;
fb1d9738 JB	240	wait_queue_head_t fence_queue;
	241	wait_queue_head_t fifo_queue;
	242	atomic_t fence_queue_waiters;
	243	atomic_t fifo_queue_waiters;
	244	uint32_t last_read_sequence;
	245	spinlock_t irq_lock;
	246
	247	/*
	248	* Device state
	249	*/
	250
	251	uint32_t traces_state;
	252	uint32_t enable_state;
	253	uint32_t config_done_state;
	254
	255	/**
	256	* Execbuf
	257	*/
	258	/**
	259	* Protected by the cmdbuf mutex.
	260	*/
	261
	262	struct vmw_sw_context ctx;
	263	uint32_t val_seq;
	264	struct mutex cmdbuf_mutex;
	265
	266	/**
	267	* GMR management. Protected by the lru spinlock.
	268	*/
	269
	270	struct ida gmr_ida;
	271	struct list_head gmr_lru;
	272
	273
	274	/**
	275	* Operating mode.
	276	*/
	277
	278	bool stealth;
	279	bool is_opened;
30c78bb8	280	bool enable_fb;
fb1d9738 JB	281
	282	/**
	283	* Master management.
	284	*/
	285
	286	struct vmw_master *active_master;
	287	struct vmw_master fbdev_master;
d9f36a00	288	struct notifier_block pm_nb;
30c78bb8 TH	289
	290	struct mutex release_mutex;
	291	uint32_t num_3d_resources;
fb1d9738 JB	292	};
	293
	294	static inline struct vmw_private vmw_priv(struct drm_device dev)
	295	{
	296	return (struct vmw_private *)dev->dev_private;
	297	}
	298
	299	static inline struct vmw_fpriv vmw_fpriv(struct drm_file file_priv)
	300	{
	301	return (struct vmw_fpriv *)file_priv->driver_priv;
	302	}
	303
	304	static inline struct vmw_master vmw_master(struct drm_master master)
	305	{
	306	return (struct vmw_master *) master->driver_priv;
	307	}
	308
	309	static inline void vmw_write(struct vmw_private *dev_priv,
	310	unsigned int offset, uint32_t value)
	311	{
	312	outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
	313	outl(value, dev_priv->io_start + VMWGFX_VALUE_PORT);
	314	}
	315
	316	static inline uint32_t vmw_read(struct vmw_private *dev_priv,
	317	unsigned int offset)
	318	{
	319	uint32_t val;
	320
	321	outl(offset, dev_priv->io_start + VMWGFX_INDEX_PORT);
	322	val = inl(dev_priv->io_start + VMWGFX_VALUE_PORT);
	323	return val;
	324	}
	325
30c78bb8 TH	326	int vmw_3d_resource_inc(struct vmw_private *dev_priv);
	327	void vmw_3d_resource_dec(struct vmw_private *dev_priv);
	328
fb1d9738 JB	329	/**
	330	* GMR utilities - vmwgfx_gmr.c
	331	*/
	332
	333	extern int vmw_gmr_bind(struct vmw_private *dev_priv,
	334	struct ttm_buffer_object *bo);
	335	extern void vmw_gmr_unbind(struct vmw_private *dev_priv, int gmr_id);
	336
	337	/**
	338	* Resource utilities - vmwgfx_resource.c
	339	*/
	340
	341	extern struct vmw_resource vmw_context_alloc(struct vmw_private dev_priv);
	342	extern void vmw_resource_unreference(struct vmw_resource **p_res);
	343	extern struct vmw_resource vmw_resource_reference(struct vmw_resource res);
	344	extern int vmw_context_destroy_ioctl(struct drm_device dev, void data,
	345	struct drm_file *file_priv);
	346	extern int vmw_context_define_ioctl(struct drm_device dev, void data,
	347	struct drm_file *file_priv);
	348	extern int vmw_context_check(struct vmw_private *dev_priv,
	349	struct ttm_object_file *tfile,
	350	int id);
	351	extern void vmw_surface_res_free(struct vmw_resource *res);
	352	extern int vmw_surface_init(struct vmw_private *dev_priv,
	353	struct vmw_surface *srf,
	354	void (res_free) (struct vmw_resource res));
7a73ba74 TH	355	extern int vmw_user_surface_lookup_handle(struct vmw_private *dev_priv,
	356	struct ttm_object_file *tfile,
	357	uint32_t handle,
	358	struct vmw_surface **out);
fb1d9738 JB	359	extern int vmw_surface_destroy_ioctl(struct drm_device dev, void data,
	360	struct drm_file *file_priv);
	361	extern int vmw_surface_define_ioctl(struct drm_device dev, void data,
	362	struct drm_file *file_priv);
	363	extern int vmw_surface_reference_ioctl(struct drm_device dev, void data,
	364	struct drm_file *file_priv);
	365	extern int vmw_surface_check(struct vmw_private *dev_priv,
	366	struct ttm_object_file *tfile,
7a73ba74	367	uint32_t handle, int *id);
fb1d9738 JB	368	extern void vmw_dmabuf_bo_free(struct ttm_buffer_object *bo);
	369	extern int vmw_dmabuf_init(struct vmw_private *dev_priv,
	370	struct vmw_dma_buffer *vmw_bo,
	371	size_t size, struct ttm_placement *placement,
	372	bool interuptable,
	373	void (bo_free) (struct ttm_buffer_object bo));
	374	extern int vmw_dmabuf_alloc_ioctl(struct drm_device dev, void data,
	375	struct drm_file *file_priv);
	376	extern int vmw_dmabuf_unref_ioctl(struct drm_device dev, void data,
	377	struct drm_file *file_priv);
	378	extern uint32_t vmw_dmabuf_validate_node(struct ttm_buffer_object *bo,
	379	uint32_t cur_validate_node);
	380	extern void vmw_dmabuf_validate_clear(struct ttm_buffer_object *bo);
	381	extern int vmw_user_dmabuf_lookup(struct ttm_object_file *tfile,
	382	uint32_t id, struct vmw_dma_buffer **out);
	383	extern uint32_t vmw_dmabuf_gmr(struct ttm_buffer_object *bo);
	384	extern void vmw_dmabuf_set_gmr(struct ttm_buffer_object *bo, uint32_t id);
	385	extern int vmw_gmr_id_alloc(struct vmw_private dev_priv, uint32_t p_id);
	386	extern int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
	387	struct vmw_dma_buffer *bo);
	388	extern int vmw_dmabuf_from_vram(struct vmw_private *vmw_priv,
	389	struct vmw_dma_buffer *bo);
effe1105	390	extern void vmw_dmabuf_gmr_unbind(struct ttm_buffer_object *bo);
fb1d9738 JB	391	extern int vmw_stream_claim_ioctl(struct drm_device dev, void data,
	392	struct drm_file *file_priv);
	393	extern int vmw_stream_unref_ioctl(struct drm_device dev, void data,
	394	struct drm_file *file_priv);
	395	extern int vmw_user_stream_lookup(struct vmw_private *dev_priv,
	396	struct ttm_object_file *tfile,
	397	uint32_t *inout_id,
	398	struct vmw_resource **out);
	399
	400
	401	/**
	402	* Misc Ioctl functionality - vmwgfx_ioctl.c
	403	*/
	404
	405	extern int vmw_getparam_ioctl(struct drm_device dev, void data,
	406	struct drm_file *file_priv);
	407	extern int vmw_fifo_debug_ioctl(struct drm_device dev, void data,
	408	struct drm_file *file_priv);
	409
	410	/**
	411	* Fifo utilities - vmwgfx_fifo.c
	412	*/
	413
	414	extern int vmw_fifo_init(struct vmw_private *dev_priv,
	415	struct vmw_fifo_state *fifo);
	416	extern void vmw_fifo_release(struct vmw_private *dev_priv,
	417	struct vmw_fifo_state *fifo);
	418	extern void vmw_fifo_reserve(struct vmw_private dev_priv, uint32_t bytes);
	419	extern void vmw_fifo_commit(struct vmw_private *dev_priv, uint32_t bytes);
	420	extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
	421	uint32_t *sequence);
	422	extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
	423	extern int vmw_fifo_mmap(struct file filp, struct vm_area_struct vma);
8e19a951	424	extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
d7e1958d	425	extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
fb1d9738 JB	426
	427	/**
	428	* TTM glue - vmwgfx_ttm_glue.c
	429	*/
	430
	431	extern int vmw_ttm_global_init(struct vmw_private *dev_priv);
	432	extern void vmw_ttm_global_release(struct vmw_private *dev_priv);
	433	extern int vmw_mmap(struct file filp, struct vm_area_struct vma);
	434
	435	/**
	436	* TTM buffer object driver - vmwgfx_buffer.c
	437	*/
	438
	439	extern struct ttm_placement vmw_vram_placement;
	440	extern struct ttm_placement vmw_vram_ne_placement;
8ba5152a	441	extern struct ttm_placement vmw_vram_sys_placement;
fb1d9738 JB	442	extern struct ttm_placement vmw_sys_placement;
	443	extern struct ttm_bo_driver vmw_bo_driver;
	444	extern int vmw_dma_quiescent(struct drm_device *dev);
	445
	446	/**
	447	* Command submission - vmwgfx_execbuf.c
	448	*/
	449
	450	extern int vmw_execbuf_ioctl(struct drm_device dev, void data,
	451	struct drm_file *file_priv);
	452
	453	/**
	454	* IRQs and wating - vmwgfx_irq.c
	455	*/
	456
	457	extern irqreturn_t vmw_irq_handler(DRM_IRQ_ARGS);
	458	extern int vmw_wait_fence(struct vmw_private *dev_priv, bool lazy,
	459	uint32_t sequence, bool interruptible,
	460	unsigned long timeout);
	461	extern void vmw_irq_preinstall(struct drm_device *dev);
	462	extern int vmw_irq_postinstall(struct drm_device *dev);
	463	extern void vmw_irq_uninstall(struct drm_device *dev);
	464	extern bool vmw_fence_signaled(struct vmw_private *dev_priv,
	465	uint32_t sequence);
	466	extern int vmw_fence_wait_ioctl(struct drm_device dev, void data,
	467	struct drm_file *file_priv);
	468	extern int vmw_fallback_wait(struct vmw_private *dev_priv,
	469	bool lazy,
	470	bool fifo_idle,
	471	uint32_t sequence,
	472	bool interruptible,
	473	unsigned long timeout);
1925d456 TH	474	extern void vmw_update_sequence(struct vmw_private *dev_priv,
	475	struct vmw_fifo_state *fifo_state);
	476
	477
	478	/**
	479	* Rudimentary fence objects currently used only for throttling -
	480	* vmwgfx_fence.c
	481	*/
	482
	483	extern void vmw_fence_queue_init(struct vmw_fence_queue *queue);
	484	extern void vmw_fence_queue_takedown(struct vmw_fence_queue *queue);
	485	extern int vmw_fence_push(struct vmw_fence_queue *queue,
	486	uint32_t sequence);
	487	extern int vmw_fence_pull(struct vmw_fence_queue *queue,
	488	uint32_t signaled_sequence);
	489	extern int vmw_wait_lag(struct vmw_private *dev_priv,
	490	struct vmw_fence_queue *queue, uint32_t us);
fb1d9738 JB	491
	492	/**
	493	* Kernel framebuffer - vmwgfx_fb.c
	494	*/
	495
	496	int vmw_fb_init(struct vmw_private *vmw_priv);
	497	int vmw_fb_close(struct vmw_private *dev_priv);
	498	int vmw_fb_off(struct vmw_private *vmw_priv);
	499	int vmw_fb_on(struct vmw_private *vmw_priv);
	500
	501	/**
	502	* Kernel modesetting - vmwgfx_kms.c
	503	*/
	504
	505	int vmw_kms_init(struct vmw_private *dev_priv);
	506	int vmw_kms_close(struct vmw_private *dev_priv);
	507	int vmw_kms_save_vga(struct vmw_private *vmw_priv);
	508	int vmw_kms_restore_vga(struct vmw_private *vmw_priv);
	509	int vmw_kms_cursor_bypass_ioctl(struct drm_device dev, void data,
	510	struct drm_file *file_priv);
	511	void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv);
	512	void vmw_kms_cursor_snoop(struct vmw_surface *srf,
	513	struct ttm_object_file *tfile,
	514	struct ttm_buffer_object *bo,
	515	SVGA3dCmdHeader *header);
d7e1958d JB	516	void vmw_kms_write_svga(struct vmw_private *vmw_priv,
	517	unsigned width, unsigned height, unsigned pitch,
	518	unsigned bbp, unsigned depth);
d8bd19d2 JB	519	int vmw_kms_update_layout_ioctl(struct drm_device dev, void data,
d8bd19d2 JB	520	struct drm_file *file_priv);
7a1c2f6c	521	u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc);
fb1d9738 JB	522
	523	/**
	524	* Overlay control - vmwgfx_overlay.c
	525	*/
	526
	527	int vmw_overlay_init(struct vmw_private *dev_priv);
	528	int vmw_overlay_close(struct vmw_private *dev_priv);
	529	int vmw_overlay_ioctl(struct drm_device dev, void data,
	530	struct drm_file *file_priv);
	531	int vmw_overlay_stop_all(struct vmw_private *dev_priv);
	532	int vmw_overlay_resume_all(struct vmw_private *dev_priv);
	533	int vmw_overlay_pause_all(struct vmw_private *dev_priv);
	534	int vmw_overlay_claim(struct vmw_private dev_priv, uint32_t out);
	535	int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id);
	536	int vmw_overlay_num_overlays(struct vmw_private *dev_priv);
	537	int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv);
	538
	539	/**
	540	* Inline helper functions
	541	*/
	542
	543	static inline void vmw_surface_unreference(struct vmw_surface **srf)
	544	{
	545	struct vmw_surface tmp_srf = srf;
	546	struct vmw_resource *res = &tmp_srf->res;
	547	*srf = NULL;
	548
	549	vmw_resource_unreference(&res);
	550	}
	551
	552	static inline struct vmw_surface vmw_surface_reference(struct vmw_surface srf)
	553	{
	554	(void) vmw_resource_reference(&srf->res);
	555	return srf;
	556	}
	557
	558	static inline void vmw_dmabuf_unreference(struct vmw_dma_buffer **buf)
	559	{
	560	struct vmw_dma_buffer tmp_buf = buf;
	561	struct ttm_buffer_object *bo = &tmp_buf->base;
	562	*buf = NULL;
	563
	564	ttm_bo_unref(&bo);
	565	}
	566
	567	static inline struct vmw_dma_buffer vmw_dmabuf_reference(struct vmw_dma_buffer buf)
	568	{
	569	if (ttm_bo_reference(&buf->base))
	570	return buf;
	571	return NULL;
	572	}
	573
	574	#endif