[linux-2.6-block.git] / drivers / gpu / drm / qxl / qxl_drv.h

/*
 * Copyright 2013 Red Hat Inc.
 *
 * 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, sublicense,
 * 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 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 NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
 *
 * Authors: Dave Airlie
 *          Alon Levy
 */

#ifndef QXL_DRV_H
#define QXL_DRV_H

/*
 * Definitions taken from spice-protocol, plus kernel driver specific bits.
 */

#include <linux/iosys-map.h>
#include <linux/dma-fence.h>
#include <linux/firmware.h>
#include <linux/platform_device.h>
#include <linux/workqueue.h>

#include <drm/drm_crtc.h>
#include <drm/drm_encoder.h>
#include <drm/drm_gem_ttm_helper.h>
#include <drm/drm_ioctl.h>
#include <drm/drm_gem.h>
#include <drm/qxl_drm.h>
#include <drm/ttm/ttm_bo_api.h>
#include <drm/ttm/ttm_bo_driver.h>
#include <drm/ttm/ttm_execbuf_util.h>
#include <drm/ttm/ttm_placement.h>

#include "qxl_dev.h"

struct iosys_map;

#define DRIVER_AUTHOR		"Dave Airlie"

#define DRIVER_NAME		"qxl"
#define DRIVER_DESC		"RH QXL"
#define DRIVER_DATE		"20120117"

#define DRIVER_MAJOR 0
#define DRIVER_MINOR 1
#define DRIVER_PATCHLEVEL 0

#define QXL_DEBUGFS_MAX_COMPONENTS		32

extern int qxl_num_crtc;

#define QXL_INTERRUPT_MASK (\
	QXL_INTERRUPT_DISPLAY |\
	QXL_INTERRUPT_CURSOR |\
	QXL_INTERRUPT_IO_CMD |\
	QXL_INTERRUPT_CLIENT_MONITORS_CONFIG)

struct qxl_bo {
	struct ttm_buffer_object	tbo;

	/* Protected by gem.mutex */
	struct list_head		list;
	/* Protected by tbo.reserved */
	struct ttm_place		placements[3];
	struct ttm_placement		placement;
	struct iosys_map		map;
	void				*kptr;
	unsigned int                    map_count;
	int                             type;

	/* Constant after initialization */
	unsigned int is_primary:1; /* is this now a primary surface */
	unsigned int is_dumb:1;
	struct qxl_bo *shadow;
	unsigned int hw_surf_alloc:1;
	struct qxl_surface surf;
	uint32_t surface_id;
	struct qxl_release *surf_create;
};
#define gem_to_qxl_bo(gobj) container_of((gobj), struct qxl_bo, tbo.base)
#define to_qxl_bo(tobj) container_of((tobj), struct qxl_bo, tbo)

struct qxl_gem {
	struct mutex		mutex;
	struct list_head	objects;
};

struct qxl_bo_list {
	struct ttm_validate_buffer tv;
};

struct qxl_crtc {
	struct drm_crtc base;
	int index;

	struct qxl_bo *cursor_bo;
};

struct qxl_output {
	int index;
	struct drm_connector base;
	struct drm_encoder enc;
};

#define to_qxl_crtc(x) container_of(x, struct qxl_crtc, base)
#define drm_connector_to_qxl_output(x) container_of(x, struct qxl_output, base)
#define drm_encoder_to_qxl_output(x) container_of(x, struct qxl_output, enc)

struct qxl_mman {
	struct ttm_device		bdev;
};

struct qxl_memslot {
	int             index;
	const char      *name;
	uint8_t		generation;
	uint64_t	start_phys_addr;
	uint64_t	size;
	uint64_t	high_bits;
};

enum {
	QXL_RELEASE_DRAWABLE,
	QXL_RELEASE_SURFACE_CMD,
	QXL_RELEASE_CURSOR_CMD,
};

/* drm_ prefix to differentiate from qxl_release_info in
 * spice-protocol/qxl_dev.h */
#define QXL_MAX_RES 96
struct qxl_release {
	struct dma_fence base;

	int id;
	int type;
	struct qxl_bo *release_bo;
	uint32_t release_offset;
	uint32_t surface_release_id;
	struct ww_acquire_ctx ticket;
	struct list_head bos;
};

struct qxl_drm_chunk {
	struct list_head head;
	struct qxl_bo *bo;
};

struct qxl_drm_image {
	struct qxl_bo *bo;
	struct list_head chunk_list;
};

/*
 * Debugfs
 */
struct qxl_debugfs {
	struct drm_info_list	*files;
	unsigned int num_files;
};

struct qxl_device {
	struct drm_device ddev;

	resource_size_t vram_base, vram_size;
	resource_size_t surfaceram_base, surfaceram_size;
	resource_size_t rom_base, rom_size;
	struct qxl_rom *rom;

	struct qxl_mode *modes;
	struct qxl_bo *monitors_config_bo;
	struct qxl_monitors_config *monitors_config;

	/* last received client_monitors_config */
	struct qxl_monitors_config *client_monitors_config;

	int io_base;
	void *ram;
	struct qxl_mman		mman;
	struct qxl_gem		gem;

	void *ram_physical;

	struct qxl_ring *release_ring;
	struct qxl_ring *command_ring;
	struct qxl_ring *cursor_ring;

	struct qxl_ram_header *ram_header;

	struct qxl_bo *primary_bo;
	struct qxl_bo *dumb_shadow_bo;
	struct qxl_head *dumb_heads;

	struct qxl_memslot main_slot;
	struct qxl_memslot surfaces_slot;

	spinlock_t	release_lock;
	struct idr	release_idr;
	uint32_t	release_seqno;
	atomic_t	release_count;
	wait_queue_head_t release_event;
	spinlock_t release_idr_lock;
	struct mutex	async_io_mutex;
	unsigned int last_sent_io_cmd;

	/* interrupt handling */
	atomic_t irq_received;
	atomic_t irq_received_display;
	atomic_t irq_received_cursor;
	atomic_t irq_received_io_cmd;
	unsigned int irq_received_error;
	wait_queue_head_t display_event;
	wait_queue_head_t cursor_event;
	wait_queue_head_t io_cmd_event;
	struct work_struct client_monitors_config_work;

	/* debugfs */
	struct qxl_debugfs	debugfs[QXL_DEBUGFS_MAX_COMPONENTS];
	unsigned int debugfs_count;

	struct mutex		update_area_mutex;

	struct idr	surf_id_idr;
	spinlock_t surf_id_idr_lock;
	int last_alloced_surf_id;

	struct mutex surf_evict_mutex;
	struct io_mapping *vram_mapping;
	struct io_mapping *surface_mapping;

	/* */
	struct mutex release_mutex;
	struct qxl_bo *current_release_bo[3];
	int current_release_bo_offset[3];

	struct work_struct gc_work;

	struct drm_property *hotplug_mode_update_property;
	int monitors_config_width;
	int monitors_config_height;
};

#define to_qxl(dev) container_of(dev, struct qxl_device, ddev)

int qxl_debugfs_fence_init(struct qxl_device *rdev);

int qxl_device_init(struct qxl_device *qdev, struct pci_dev *pdev);
void qxl_device_fini(struct qxl_device *qdev);

int qxl_modeset_init(struct qxl_device *qdev);
void qxl_modeset_fini(struct qxl_device *qdev);

int qxl_bo_init(struct qxl_device *qdev);
void qxl_bo_fini(struct qxl_device *qdev);

void qxl_reinit_memslots(struct qxl_device *qdev);
int qxl_surf_evict(struct qxl_device *qdev);
int qxl_vram_evict(struct qxl_device *qdev);

struct qxl_ring *qxl_ring_create(struct qxl_ring_header *header,
				 int element_size,
				 int n_elements,
				 int prod_notify,
				 wait_queue_head_t *push_event);
void qxl_ring_free(struct qxl_ring *ring);
int qxl_check_idle(struct qxl_ring *ring);

static inline uint64_t
qxl_bo_physical_address(struct qxl_device *qdev, struct qxl_bo *bo,
			unsigned long offset)
{
	struct qxl_memslot *slot =
		(bo->tbo.resource->mem_type == TTM_PL_VRAM)
		? &qdev->main_slot : &qdev->surfaces_slot;

       /* TODO - need to hold one of the locks to read bo->tbo.resource->start */

	return slot->high_bits | ((bo->tbo.resource->start << PAGE_SHIFT) + offset);
}

/* qxl_display.c */
void qxl_display_read_client_monitors_config(struct qxl_device *qdev);
int qxl_create_monitors_object(struct qxl_device *qdev);
int qxl_destroy_monitors_object(struct qxl_device *qdev);

/* qxl_gem.c */
void qxl_gem_init(struct qxl_device *qdev);
void qxl_gem_fini(struct qxl_device *qdev);
int qxl_gem_object_create(struct qxl_device *qdev, int size,
			  int alignment, int initial_domain,
			  bool discardable, bool kernel,
			  struct qxl_surface *surf,
			  struct drm_gem_object **obj);
int qxl_gem_object_create_with_handle(struct qxl_device *qdev,
				      struct drm_file *file_priv,
				      u32 domain,
				      size_t size,
				      struct qxl_surface *surf,
				      struct qxl_bo **qobj,
				      uint32_t *handle);
void qxl_gem_object_free(struct drm_gem_object *gobj);
int qxl_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv);
void qxl_gem_object_close(struct drm_gem_object *obj,
			  struct drm_file *file_priv);
void qxl_bo_force_delete(struct qxl_device *qdev);

/* qxl_dumb.c */
int qxl_mode_dumb_create(struct drm_file *file_priv,
			 struct drm_device *dev,
			 struct drm_mode_create_dumb *args);

/* qxl ttm */
int qxl_ttm_init(struct qxl_device *qdev);
void qxl_ttm_fini(struct qxl_device *qdev);
int qxl_ttm_io_mem_reserve(struct ttm_device *bdev,
			   struct ttm_resource *mem);

/* qxl image */

int qxl_image_init(struct qxl_device *qdev,
		   struct qxl_release *release,
		   struct qxl_drm_image *dimage,
		   const uint8_t *data,
		   int x, int y, int width, int height,
		   int depth, int stride);
int
qxl_image_alloc_objects(struct qxl_device *qdev,
			struct qxl_release *release,
			struct qxl_drm_image **image_ptr,
			int height, int stride);
void qxl_image_free_objects(struct qxl_device *qdev, struct qxl_drm_image *dimage);

void qxl_update_screen(struct qxl_device *qxl);

/* qxl io operations (qxl_cmd.c) */

void qxl_io_create_primary(struct qxl_device *qdev,
			   struct qxl_bo *bo);
void qxl_io_destroy_primary(struct qxl_device *qdev);
void qxl_io_memslot_add(struct qxl_device *qdev, uint8_t id);
void qxl_io_notify_oom(struct qxl_device *qdev);

int qxl_io_update_area(struct qxl_device *qdev, struct qxl_bo *surf,
		       const struct qxl_rect *area);

void qxl_io_reset(struct qxl_device *qdev);
void qxl_io_monitors_config(struct qxl_device *qdev);
int qxl_ring_push(struct qxl_ring *ring, const void *new_elt, bool interruptible);
void qxl_io_flush_release(struct qxl_device *qdev);
void qxl_io_flush_surfaces(struct qxl_device *qdev);

union qxl_release_info *qxl_release_map(struct qxl_device *qdev,
					struct qxl_release *release);
void qxl_release_unmap(struct qxl_device *qdev,
		       struct qxl_release *release,
		       union qxl_release_info *info);
int qxl_release_list_add(struct qxl_release *release, struct qxl_bo *bo);
int qxl_release_reserve_list(struct qxl_release *release, bool no_intr);
void qxl_release_backoff_reserve_list(struct qxl_release *release);
void qxl_release_fence_buffer_objects(struct qxl_release *release);

int qxl_alloc_surface_release_reserved(struct qxl_device *qdev,
				       enum qxl_surface_cmd_type surface_cmd_type,
				       struct qxl_release *create_rel,
				       struct qxl_release **release);
int qxl_alloc_release_reserved(struct qxl_device *qdev, unsigned long size,
			       int type, struct qxl_release **release,
			       struct qxl_bo **rbo);

int
qxl_push_command_ring_release(struct qxl_device *qdev, struct qxl_release *release,
			      uint32_t type, bool interruptible);
int
qxl_push_cursor_ring_release(struct qxl_device *qdev, struct qxl_release *release,
			     uint32_t type, bool interruptible);
int qxl_alloc_bo_reserved(struct qxl_device *qdev,
			  struct qxl_release *release,
			  unsigned long size,
			  struct qxl_bo **_bo);
/* qxl drawing commands */

void qxl_draw_dirty_fb(struct qxl_device *qdev,
		       struct drm_framebuffer *fb,
		       struct qxl_bo *bo,
		       unsigned int flags, unsigned int color,
		       struct drm_clip_rect *clips,
		       unsigned int num_clips, int inc,
		       uint32_t dumb_shadow_offset);

void qxl_release_free(struct qxl_device *qdev,
		      struct qxl_release *release);

/* used by qxl_debugfs_release */
struct qxl_release *qxl_release_from_id_locked(struct qxl_device *qdev,
						   uint64_t id);

bool qxl_queue_garbage_collect(struct qxl_device *qdev, bool flush);
int qxl_garbage_collect(struct qxl_device *qdev);

/* debugfs */

void qxl_debugfs_init(struct drm_minor *minor);
void qxl_ttm_debugfs_init(struct qxl_device *qdev);

/* qxl_prime.c */
int qxl_gem_prime_pin(struct drm_gem_object *obj);
void qxl_gem_prime_unpin(struct drm_gem_object *obj);
struct sg_table *qxl_gem_prime_get_sg_table(struct drm_gem_object *obj);
struct drm_gem_object *qxl_gem_prime_import_sg_table(
	struct drm_device *dev, struct dma_buf_attachment *attach,
	struct sg_table *sgt);
int qxl_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map);
void qxl_gem_prime_vunmap(struct drm_gem_object *obj,
			  struct iosys_map *map);

/* qxl_irq.c */
int qxl_irq_init(struct qxl_device *qdev);

void qxl_debugfs_add_files(struct qxl_device *qdev,
			   struct drm_info_list *files,
			   unsigned int nfiles);

int qxl_surface_id_alloc(struct qxl_device *qdev,
			 struct qxl_bo *surf);
void qxl_surface_id_dealloc(struct qxl_device *qdev,
			    uint32_t surface_id);
int qxl_hw_surface_alloc(struct qxl_device *qdev,
			 struct qxl_bo *surf);
int qxl_hw_surface_dealloc(struct qxl_device *qdev,
			   struct qxl_bo *surf);

int qxl_bo_check_id(struct qxl_device *qdev, struct qxl_bo *bo);

struct qxl_drv_surface *
qxl_surface_lookup(struct drm_device *dev, int surface_id);
void qxl_surface_evict(struct qxl_device *qdev, struct qxl_bo *surf, bool freeing);

/* qxl_ioctl.c */
int qxl_alloc_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
int qxl_map_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
int qxl_execbuffer_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
int qxl_update_area_ioctl(struct drm_device *dev, void *data, struct drm_file *file);
int qxl_getparam_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
int qxl_clientcap_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv);
int qxl_alloc_surf_ioctl(struct drm_device *dev, void *data, struct drm_file *file);

#endif
Commit	Line	Data
f64122c1 DA	1	/*
	2	* Copyright 2013 Red Hat Inc.
	3	*
	4	* Permission is hereby granted, free of charge, to any person obtaining a
	5	* copy of this software and associated documentation files (the "Software"),
	6	* to deal in the Software without restriction, including without limitation
	7	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
	8	* and/or sell copies of the Software, and to permit persons to whom the
	9	* Software is furnished to do so, subject to the following conditions:
	10	*
	11	* The above copyright notice and this permission notice shall be included in
	12	* all copies or substantial portions of the Software.
	13	*
	14	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	15	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	16	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
	17	* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
	18	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
	19	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
	20	* OTHER DEALINGS IN THE SOFTWARE.
	21	*
	22	* Authors: Dave Airlie
	23	* Alon Levy
	24	*/
	25
f64122c1 DA	26	#ifndef QXL_DRV_H
	27	#define QXL_DRV_H
	28
	29	/*
	30	* Definitions taken from spice-protocol, plus kernel driver specific bits.
	31	*/
	32
7938f421	33	#include <linux/iosys-map.h>
f54d1867	34	#include <linux/dma-fence.h>
f64122c1 DA	35	#include <linux/firmware.h>
f64122c1 DA	36	#include <linux/platform_device.h>
c0f4b75c	37	#include <linux/workqueue.h>
f64122c1	38
edaf492c	39	#include <drm/drm_crtc.h>
9338203c	40	#include <drm/drm_encoder.h>
78d54f1f	41	#include <drm/drm_gem_ttm_helper.h>
c0f4b75c	42	#include <drm/drm_ioctl.h>
d9fc9413	43	#include <drm/drm_gem.h>
c0f4b75c	44	#include <drm/qxl_drm.h>
edaf492c MY	45	#include <drm/ttm/ttm_bo_api.h>
edaf492c MY	46	#include <drm/ttm/ttm_bo_driver.h>
edaf492c	47	#include <drm/ttm/ttm_execbuf_util.h>
edaf492c	48	#include <drm/ttm/ttm_placement.h>
edaf492c	49
f64122c1 DA	50	#include "qxl_dev.h"
f64122c1 DA	51
7938f421	52	struct iosys_map;
49a3f51d	53
f64122c1 DA	54	#define DRIVER_AUTHOR "Dave Airlie"
	55
	56	#define DRIVER_NAME "qxl"
	57	#define DRIVER_DESC "RH QXL"
	58	#define DRIVER_DATE "20120117"
	59
	60	#define DRIVER_MAJOR 0
	61	#define DRIVER_MINOR 1
	62	#define DRIVER_PATCHLEVEL 0
	63
f64122c1 DA	64	#define QXL_DEBUGFS_MAX_COMPONENTS 32
f64122c1 DA	65
07f8d9bd	66	extern int qxl_num_crtc;
f64122c1	67
f64122c1 DA	68	#define QXL_INTERRUPT_MASK (\
	69	QXL_INTERRUPT_DISPLAY \|\
	70	QXL_INTERRUPT_CURSOR \|\
	71	QXL_INTERRUPT_IO_CMD \|\
	72	QXL_INTERRUPT_CLIENT_MONITORS_CONFIG)
	73
f64122c1	74	struct qxl_bo {
e0828d54 GH	75	struct ttm_buffer_object tbo;
e0828d54 GH	76
f64122c1 DA	77	/* Protected by gem.mutex */
	78	struct list_head list;
	79	/* Protected by tbo.reserved */
f1217ed0	80	struct ttm_place placements[3];
f64122c1	81	struct ttm_placement placement;
7938f421	82	struct iosys_map map;
f64122c1	83	void *kptr;
9b369116	84	unsigned int map_count;
f64122c1	85	int type;
2f453ed4	86
f64122c1	87	/* Constant after initialization */
94feeaaf SLM	88	unsigned int is_primary:1; /* is this now a primary surface */
94feeaaf SLM	89	unsigned int is_dumb:1;
62676d10	90	struct qxl_bo *shadow;
94feeaaf	91	unsigned int hw_surf_alloc:1;
f64122c1 DA	92	struct qxl_surface surf;
f64122c1 DA	93	uint32_t surface_id;
f64122c1	94	struct qxl_release *surf_create;
f64122c1	95	};
e0828d54	96	#define gem_to_qxl_bo(gobj) container_of((gobj), struct qxl_bo, tbo.base)
8002db63	97	#define to_qxl_bo(tobj) container_of((tobj), struct qxl_bo, tbo)
f64122c1 DA	98
	99	struct qxl_gem {
	100	struct mutex mutex;
	101	struct list_head objects;
	102	};
	103
	104	struct qxl_bo_list {
8002db63	105	struct ttm_validate_buffer tv;
f64122c1 DA	106	};
	107
	108	struct qxl_crtc {
	109	struct drm_crtc base;
07f8d9bd	110	int index;
9428088c RS	111
9428088c RS	112	struct qxl_bo *cursor_bo;
f64122c1 DA	113	};
	114
	115	struct qxl_output {
	116	int index;
	117	struct drm_connector base;
	118	struct drm_encoder enc;
	119	};
	120
f64122c1 DA	121	#define to_qxl_crtc(x) container_of(x, struct qxl_crtc, base)
f64122c1 DA	122	#define drm_connector_to_qxl_output(x) container_of(x, struct qxl_output, base)
07f8d9bd	123	#define drm_encoder_to_qxl_output(x) container_of(x, struct qxl_output, enc)
f64122c1 DA	124
f64122c1 DA	125	struct qxl_mman {
8af8a109	126	struct ttm_device bdev;
f64122c1 DA	127	};
f64122c1 DA	128
f64122c1	129	struct qxl_memslot {
2ec6bd67 GH	130	int index;
2ec6bd67 GH	131	const char *name;
f64122c1 DA	132	uint8_t generation;
f64122c1 DA	133	uint64_t start_phys_addr;
2ec6bd67	134	uint64_t size;
f64122c1 DA	135	uint64_t high_bits;
	136	};
	137
	138	enum {
	139	QXL_RELEASE_DRAWABLE,
	140	QXL_RELEASE_SURFACE_CMD,
	141	QXL_RELEASE_CURSOR_CMD,
	142	};
	143
	144	/* drm_ prefix to differentiate from qxl_release_info in
	145	* spice-protocol/qxl_dev.h */
	146	#define QXL_MAX_RES 96
	147	struct qxl_release {
f54d1867	148	struct dma_fence base;
2f453ed4	149
f64122c1 DA	150	int id;
f64122c1 DA	151	int type;
7a31805b	152	struct qxl_bo *release_bo;
f64122c1 DA	153	uint32_t release_offset;
f64122c1 DA	154	uint32_t surface_release_id;
8002db63 DA	155	struct ww_acquire_ctx ticket;
	156	struct list_head bos;
	157	};
	158
	159	struct qxl_drm_chunk {
	160	struct list_head head;
	161	struct qxl_bo *bo;
	162	};
	163
	164	struct qxl_drm_image {
	165	struct qxl_bo *bo;
	166	struct list_head chunk_list;
f64122c1 DA	167	};
f64122c1 DA	168
f64122c1 DA	169	/*
	170	* Debugfs
	171	*/
	172	struct qxl_debugfs {
	173	struct drm_info_list *files;
1b000494	174	unsigned int num_files;
f64122c1 DA	175	};
f64122c1 DA	176
f64122c1	177	struct qxl_device {
cbdded7f	178	struct drm_device ddev;
f64122c1 DA	179
	180	resource_size_t vram_base, vram_size;
	181	resource_size_t surfaceram_base, surfaceram_size;
	182	resource_size_t rom_base, rom_size;
	183	struct qxl_rom *rom;
	184
	185	struct qxl_mode *modes;
	186	struct qxl_bo *monitors_config_bo;
	187	struct qxl_monitors_config *monitors_config;
	188
	189	/* last received client_monitors_config */
	190	struct qxl_monitors_config *client_monitors_config;
	191
	192	int io_base;
	193	void *ram;
	194	struct qxl_mman mman;
	195	struct qxl_gem gem;
f64122c1	196
f64122c1 DA	197	void *ram_physical;
	198
	199	struct qxl_ring *release_ring;
	200	struct qxl_ring *command_ring;
	201	struct qxl_ring *cursor_ring;
	202
	203	struct qxl_ram_header *ram_header;
f64122c1	204
16620544	205	struct qxl_bo *primary_bo;
90adda2c GH	206	struct qxl_bo *dumb_shadow_bo;
90adda2c GH	207	struct qxl_head *dumb_heads;
f64122c1	208
2ec6bd67 GH	209	struct qxl_memslot main_slot;
2ec6bd67 GH	210	struct qxl_memslot surfaces_slot;
f64122c1	211
2f453ed4	212	spinlock_t release_lock;
f64122c1	213	struct idr release_idr;
2f453ed4	214	uint32_t release_seqno;
5f6c871f GH	215	atomic_t release_count;
5f6c871f GH	216	wait_queue_head_t release_event;
f64122c1 DA	217	spinlock_t release_idr_lock;
	218	struct mutex async_io_mutex;
	219	unsigned int last_sent_io_cmd;
	220
	221	/* interrupt handling */
	222	atomic_t irq_received;
	223	atomic_t irq_received_display;
	224	atomic_t irq_received_cursor;
	225	atomic_t irq_received_io_cmd;
1b000494	226	unsigned int irq_received_error;
f64122c1 DA	227	wait_queue_head_t display_event;
	228	wait_queue_head_t cursor_event;
	229	wait_queue_head_t io_cmd_event;
	230	struct work_struct client_monitors_config_work;
	231
	232	/* debugfs */
	233	struct qxl_debugfs debugfs[QXL_DEBUGFS_MAX_COMPONENTS];
1b000494	234	unsigned int debugfs_count;
f64122c1 DA	235
	236	struct mutex update_area_mutex;
	237
	238	struct idr surf_id_idr;
	239	spinlock_t surf_id_idr_lock;
	240	int last_alloced_surf_id;
	241
	242	struct mutex surf_evict_mutex;
	243	struct io_mapping *vram_mapping;
	244	struct io_mapping *surface_mapping;
	245
	246	/* */
	247	struct mutex release_mutex;
	248	struct qxl_bo *current_release_bo[3];
	249	int current_release_bo_offset[3];
	250
f64122c1 DA	251	struct work_struct gc_work;
f64122c1 DA	252
4695b039	253	struct drm_property *hotplug_mode_update_property;
bd3e1c7c JJ	254	int monitors_config_width;
bd3e1c7c JJ	255	int monitors_config_height;
f64122c1 DA	256	};
f64122c1 DA	257
e304f8a0 DV	258	#define to_qxl(dev) container_of(dev, struct qxl_device, ddev)
e304f8a0 DV	259
96fb3cbe DV	260	int qxl_debugfs_fence_init(struct qxl_device *rdev);
96fb3cbe DV	261
a9b0b24a	262	int qxl_device_init(struct qxl_device qdev, struct pci_dev pdev);
2b65d567 GKB	263	void qxl_device_fini(struct qxl_device *qdev);
2b65d567 GKB	264
f64122c1 DA	265	int qxl_modeset_init(struct qxl_device *qdev);
	266	void qxl_modeset_fini(struct qxl_device *qdev);
	267
	268	int qxl_bo_init(struct qxl_device *qdev);
	269	void qxl_bo_fini(struct qxl_device *qdev);
	270
c9fdda2a	271	void qxl_reinit_memslots(struct qxl_device *qdev);
b86487a6	272	int qxl_surf_evict(struct qxl_device *qdev);
d84300bf	273	int qxl_vram_evict(struct qxl_device *qdev);
c9fdda2a	274
f64122c1 DA	275	struct qxl_ring qxl_ring_create(struct qxl_ring_header header,
	276	int element_size,
	277	int n_elements,
	278	int prod_notify,
f64122c1 DA	279	wait_queue_head_t *push_event);
f64122c1 DA	280	void qxl_ring_free(struct qxl_ring *ring);
1e209117	281	int qxl_check_idle(struct qxl_ring *ring);
f64122c1	282
f64122c1 DA	283	static inline uint64_t
	284	qxl_bo_physical_address(struct qxl_device qdev, struct qxl_bo bo,
	285	unsigned long offset)
	286	{
a8dc4214	287	struct qxl_memslot *slot =
d3116756	288	(bo->tbo.resource->mem_type == TTM_PL_VRAM)
2ec6bd67	289	? &qdev->main_slot : &qdev->surfaces_slot;
f64122c1	290
d3116756	291	/* TODO - need to hold one of the locks to read bo->tbo.resource->start */
96e8f153	292
d3116756	293	return slot->high_bits \| ((bo->tbo.resource->start << PAGE_SHIFT) + offset);
f64122c1 DA	294	}
f64122c1 DA	295
f64122c1	296	/* qxl_display.c */
f64122c1	297	void qxl_display_read_client_monitors_config(struct qxl_device *qdev);
2bd6ce84 DA	298	int qxl_create_monitors_object(struct qxl_device *qdev);
2bd6ce84 DA	299	int qxl_destroy_monitors_object(struct qxl_device *qdev);
f64122c1	300
f64122c1	301	/* qxl_gem.c */
ae4b9a09	302	void qxl_gem_init(struct qxl_device *qdev);
f64122c1 DA	303	void qxl_gem_fini(struct qxl_device *qdev);
	304	int qxl_gem_object_create(struct qxl_device *qdev, int size,
	305	int alignment, int initial_domain,
	306	bool discardable, bool kernel,
	307	struct qxl_surface *surf,
	308	struct drm_gem_object **obj);
f64122c1 DA	309	int qxl_gem_object_create_with_handle(struct qxl_device *qdev,
	310	struct drm_file *file_priv,
	311	u32 domain,
	312	size_t size,
	313	struct qxl_surface *surf,
	314	struct qxl_bo **qobj,
	315	uint32_t *handle);
f64122c1 DA	316	void qxl_gem_object_free(struct drm_gem_object *gobj);
	317	int qxl_gem_object_open(struct drm_gem_object obj, struct drm_file file_priv);
	318	void qxl_gem_object_close(struct drm_gem_object *obj,
	319	struct drm_file *file_priv);
	320	void qxl_bo_force_delete(struct qxl_device *qdev);
f64122c1 DA	321
	322	/* qxl_dumb.c */
	323	int qxl_mode_dumb_create(struct drm_file *file_priv,
	324	struct drm_device *dev,
	325	struct drm_mode_create_dumb *args);
f64122c1	326
f64122c1 DA	327	/* qxl ttm */
	328	int qxl_ttm_init(struct qxl_device *qdev);
	329	void qxl_ttm_fini(struct qxl_device *qdev);
8af8a109	330	int qxl_ttm_io_mem_reserve(struct ttm_device *bdev,
2966141a	331	struct ttm_resource *mem);
f64122c1 DA	332
	333	/* qxl image */
	334
8002db63 DA	335	int qxl_image_init(struct qxl_device *qdev,
	336	struct qxl_release *release,
	337	struct qxl_drm_image *dimage,
	338	const uint8_t *data,
	339	int x, int y, int width, int height,
	340	int depth, int stride);
	341	int
	342	qxl_image_alloc_objects(struct qxl_device *qdev,
	343	struct qxl_release *release,
	344	struct qxl_drm_image **image_ptr,
	345	int height, int stride);
	346	void qxl_image_free_objects(struct qxl_device qdev, struct qxl_drm_image dimage);
	347
f64122c1 DA	348	void qxl_update_screen(struct qxl_device *qxl);
	349
	350	/* qxl io operations (qxl_cmd.c) */
	351
	352	void qxl_io_create_primary(struct qxl_device *qdev,
f64122c1 DA	353	struct qxl_bo *bo);
	354	void qxl_io_destroy_primary(struct qxl_device *qdev);
	355	void qxl_io_memslot_add(struct qxl_device *qdev, uint8_t id);
	356	void qxl_io_notify_oom(struct qxl_device *qdev);
	357
	358	int qxl_io_update_area(struct qxl_device qdev, struct qxl_bo surf,
	359	const struct qxl_rect *area);
	360
	361	void qxl_io_reset(struct qxl_device *qdev);
	362	void qxl_io_monitors_config(struct qxl_device *qdev);
	363	int qxl_ring_push(struct qxl_ring ring, const void new_elt, bool interruptible);
	364	void qxl_io_flush_release(struct qxl_device *qdev);
	365	void qxl_io_flush_surfaces(struct qxl_device *qdev);
	366
f64122c1 DA	367	union qxl_release_info qxl_release_map(struct qxl_device qdev,
	368	struct qxl_release *release);
	369	void qxl_release_unmap(struct qxl_device *qdev,
	370	struct qxl_release *release,
	371	union qxl_release_info *info);
8002db63 DA	372	int qxl_release_list_add(struct qxl_release release, struct qxl_bo bo);
	373	int qxl_release_reserve_list(struct qxl_release *release, bool no_intr);
	374	void qxl_release_backoff_reserve_list(struct qxl_release *release);
	375	void qxl_release_fence_buffer_objects(struct qxl_release *release);
f64122c1 DA	376
	377	int qxl_alloc_surface_release_reserved(struct qxl_device *qdev,
	378	enum qxl_surface_cmd_type surface_cmd_type,
	379	struct qxl_release *create_rel,
	380	struct qxl_release **release);
	381	int qxl_alloc_release_reserved(struct qxl_device *qdev, unsigned long size,
	382	int type, struct qxl_release **release,
	383	struct qxl_bo **rbo);
8002db63	384
f64122c1 DA	385	int
	386	qxl_push_command_ring_release(struct qxl_device qdev, struct qxl_release release,
	387	uint32_t type, bool interruptible);
	388	int
	389	qxl_push_cursor_ring_release(struct qxl_device qdev, struct qxl_release release,
	390	uint32_t type, bool interruptible);
8002db63 DA	391	int qxl_alloc_bo_reserved(struct qxl_device *qdev,
	392	struct qxl_release *release,
	393	unsigned long size,
f64122c1 DA	394	struct qxl_bo **_bo);
	395	/* qxl drawing commands */
	396
f64122c1	397	void qxl_draw_dirty_fb(struct qxl_device *qdev,
bf8744e4	398	struct drm_framebuffer *fb,
f64122c1	399	struct qxl_bo *bo,
1b000494	400	unsigned int flags, unsigned int color,
f64122c1	401	struct drm_clip_rect *clips,
90adda2c GH	402	unsigned int num_clips, int inc,
90adda2c GH	403	uint32_t dumb_shadow_offset);
f64122c1	404
f64122c1 DA	405	void qxl_release_free(struct qxl_device *qdev,
f64122c1 DA	406	struct qxl_release *release);
8002db63	407
f64122c1 DA	408	/* used by qxl_debugfs_release */
	409	struct qxl_release qxl_release_from_id_locked(struct qxl_device qdev,
	410	uint64_t id);
	411
	412	bool qxl_queue_garbage_collect(struct qxl_device *qdev, bool flush);
	413	int qxl_garbage_collect(struct qxl_device *qdev);
	414
	415	/* debugfs */
	416
7ce84471 WK	417	void qxl_debugfs_init(struct drm_minor *minor);
7ce84471 WK	418	void qxl_ttm_debugfs_init(struct qxl_device *qdev);
f64122c1	419
47c12968 AP	420	/* qxl_prime.c */
	421	int qxl_gem_prime_pin(struct drm_gem_object *obj);
	422	void qxl_gem_prime_unpin(struct drm_gem_object *obj);
	423	struct sg_table qxl_gem_prime_get_sg_table(struct drm_gem_object obj);
	424	struct drm_gem_object *qxl_gem_prime_import_sg_table(
b5e9c1a2	425	struct drm_device dev, struct dma_buf_attachment attach,
47c12968	426	struct sg_table *sgt);
7938f421	427	int qxl_gem_prime_vmap(struct drm_gem_object obj, struct iosys_map map);
49a3f51d	428	void qxl_gem_prime_vunmap(struct drm_gem_object *obj,
7938f421	429	struct iosys_map *map);
47c12968	430
f64122c1 DA	431	/* qxl_irq.c */
f64122c1 DA	432	int qxl_irq_init(struct qxl_device *qdev);
f64122c1	433
7ce84471 WK	434	void qxl_debugfs_add_files(struct qxl_device *qdev,
	435	struct drm_info_list *files,
	436	unsigned int nfiles);
f64122c1 DA	437
	438	int qxl_surface_id_alloc(struct qxl_device *qdev,
	439	struct qxl_bo *surf);
	440	void qxl_surface_id_dealloc(struct qxl_device *qdev,
	441	uint32_t surface_id);
	442	int qxl_hw_surface_alloc(struct qxl_device *qdev,
edd38a1e	443	struct qxl_bo *surf);
f64122c1 DA	444	int qxl_hw_surface_dealloc(struct qxl_device *qdev,
	445	struct qxl_bo *surf);
	446
	447	int qxl_bo_check_id(struct qxl_device qdev, struct qxl_bo bo);
	448
	449	struct qxl_drv_surface *
	450	qxl_surface_lookup(struct drm_device *dev, int surface_id);
	451	void qxl_surface_evict(struct qxl_device qdev, struct qxl_bo surf, bool freeing);
f64122c1	452
66755b48 TZ	453	/* qxl_ioctl.c */
	454	int qxl_alloc_ioctl(struct drm_device dev, void data, struct drm_file *file_priv);
	455	int qxl_map_ioctl(struct drm_device dev, void data, struct drm_file *file_priv);
	456	int qxl_execbuffer_ioctl(struct drm_device dev, void data, struct drm_file *file_priv);
	457	int qxl_update_area_ioctl(struct drm_device dev, void data, struct drm_file *file);
	458	int qxl_getparam_ioctl(struct drm_device dev, void data, struct drm_file *file_priv);
	459	int qxl_clientcap_ioctl(struct drm_device dev, void data, struct drm_file *file_priv);
	460	int qxl_alloc_surf_ioctl(struct drm_device dev, void data, struct drm_file *file);
	461
f64122c1	462	#endif