diff options
Diffstat (limited to 'src/VBox/Additions/solaris/DRM/include/drmP.h')
| -rw-r--r-- | src/VBox/Additions/solaris/DRM/include/drmP.h | 906 |
1 files changed, 906 insertions, 0 deletions
diff --git a/src/VBox/Additions/solaris/DRM/include/drmP.h b/src/VBox/Additions/solaris/DRM/include/drmP.h new file mode 100644 index 00000000..3e9f5691 --- /dev/null +++ b/src/VBox/Additions/solaris/DRM/include/drmP.h @@ -0,0 +1,906 @@ +/* + * drmP.h -- Private header for Direct Rendering Manager -*- linux-c -*- + * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com + */ +/* + * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. + * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. + * 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, 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS 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. + * + * Authors: + * Rickard E. (Rik) Faith <faith@valinux.com> + * Gareth Hughes <gareth@valinux.com> + * + */ + +/* + * Copyright 2009-2010 Oracle Corporation + * All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _DRMP_H +#define _DRMP_H + +#include <sys/types.h> +#include <sys/conf.h> +#include <sys/modctl.h> +#include <sys/stat.h> +#include <sys/file.h> +#include <sys/cmn_err.h> +#include <sys/varargs.h> +#include <sys/pci.h> +#include <sys/ddi.h> +#include <sys/sunddi.h> +#include <sys/sunldi.h> +#include <sys/pmem.h> +#include <sys/agpgart.h> +#include <sys/time.h> +#include "drm_atomic.h" +#include "drm.h" +#include "queue.h" +#include "drm_linux_list.h" + +#ifndef __inline__ +#define __inline__ inline +#endif + +#if !defined(__FUNCTION__) +#if defined(C99) +#define __FUNCTION__ __func__ +#else +#define __FUNCTION__ " " +#endif +#endif + +/* DRM space units */ +#define DRM_PAGE_SHIFT PAGESHIFT +#define DRM_PAGE_SIZE (1 << DRM_PAGE_SHIFT) +#define DRM_PAGE_OFFSET (DRM_PAGE_SIZE - 1) +#define DRM_PAGE_MASK ~(DRM_PAGE_SIZE - 1) +#define DRM_MB2PAGES(x) ((x) << 8) +#define DRM_PAGES2BYTES(x) ((x) << DRM_PAGE_SHIFT) +#define DRM_BYTES2PAGES(x) ((x) >> DRM_PAGE_SHIFT) +#define DRM_PAGES2KB(x) ((x) << 2) +#define DRM_ALIGNED(offset) (((offset) & DRM_PAGE_OFFSET) == 0) + +#define PAGE_SHIFT DRM_PAGE_SHIFT +#define PAGE_SIZE DRM_PAGE_SIZE + +#define DRM_MAX_INSTANCES 8 +#define DRM_DEVNODE "drm" +#define DRM_UNOPENED 0 +#define DRM_OPENED 1 + +#define DRM_HASH_SIZE 16 /* Size of key hash table */ +#define DRM_KERNEL_CONTEXT 0 /* Change drm_resctx if changed */ +#define DRM_RESERVED_CONTEXTS 1 /* Change drm_resctx if changed */ + +#define DRM_MEM_DMA 0 +#define DRM_MEM_SAREA 1 +#define DRM_MEM_DRIVER 2 +#define DRM_MEM_MAGIC 3 +#define DRM_MEM_IOCTLS 4 +#define DRM_MEM_MAPS 5 +#define DRM_MEM_BUFS 6 +#define DRM_MEM_SEGS 7 +#define DRM_MEM_PAGES 8 +#define DRM_MEM_FILES 9 +#define DRM_MEM_QUEUES 10 +#define DRM_MEM_CMDS 11 +#define DRM_MEM_MAPPINGS 12 +#define DRM_MEM_BUFLISTS 13 +#define DRM_MEM_DRMLISTS 14 +#define DRM_MEM_TOTALDRM 15 +#define DRM_MEM_BOUNDDRM 16 +#define DRM_MEM_CTXBITMAP 17 +#define DRM_MEM_STUB 18 +#define DRM_MEM_SGLISTS 19 +#define DRM_MEM_AGPLISTS 20 +#define DRM_MEM_CTXLIST 21 +#define DRM_MEM_MM 22 +#define DRM_MEM_HASHTAB 23 +#define DRM_MEM_OBJECTS 24 + +#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) +#define DRM_MAP_HASH_OFFSET 0x10000000 +#define DRM_MAP_HASH_ORDER 12 +#define DRM_OBJECT_HASH_ORDER 12 +#define DRM_FILE_PAGE_OFFSET_START ((0xFFFFFFFFUL >> PAGE_SHIFT) + 1) +#define DRM_FILE_PAGE_OFFSET_SIZE ((0xFFFFFFFFUL >> PAGE_SHIFT) * 16) +#define DRM_MM_INIT_MAX_PAGES 256 + + +/* Internal types and structures */ +#define DRM_ARRAY_SIZE(x) (sizeof (x) / sizeof (x[0])) +#define DRM_MIN(a, b) ((a) < (b) ? (a) : (b)) +#define DRM_MAX(a, b) ((a) > (b) ? (a) : (b)) + +#define DRM_IF_VERSION(maj, min) (maj << 16 | min) + +#define __OS_HAS_AGP 1 + +#define DRM_DEV_MOD (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP) +#define DRM_DEV_UID 0 +#define DRM_DEV_GID 0 + +#define DRM_CURRENTPID ddi_get_pid() +#define DRM_SPINLOCK(l) mutex_enter(l) +#define DRM_SPINUNLOCK(u) mutex_exit(u) +#define DRM_SPINLOCK_ASSERT(l) +#define DRM_LOCK() mutex_enter(&dev->dev_lock) +#define DRM_UNLOCK() mutex_exit(&dev->dev_lock) +#define DRM_LOCK_OWNED() ASSERT(mutex_owned(&dev->dev_lock)) +#define spin_lock_irqsave(l, flag) mutex_enter(l) +#define spin_unlock_irqrestore(u, flag) mutex_exit(u) +#define spin_lock(l) mutex_enter(l) +#define spin_unlock(u) mutex_exit(u) + +#define DRM_UDELAY(sec) delay(drv_usectohz(sec *1000)) +#define DRM_MEMORYBARRIER() + +typedef struct drm_file drm_file_t; +typedef struct drm_device drm_device_t; +typedef struct drm_driver_info drm_driver_t; + +#define DRM_DEVICE drm_device_t *dev = dev1 +#define DRM_IOCTL_ARGS \ + drm_device_t *dev1, intptr_t data, drm_file_t *fpriv, int mode + +#define DRM_COPYFROM_WITH_RETURN(dest, src, size) \ + if (ddi_copyin(src, dest, size, 0)) \ + return (EFAULT) + +#define DRM_COPYTO_WITH_RETURN(dest, src, size) \ + if (ddi_copyout((src), (dest), (size), 0)) \ + return (EFAULT) + +#define DRM_COPY_FROM_USER(dest, src, size) \ + ddi_copyin((src), (dest), (size), 0) /* flag for src */ + +#define DRM_COPY_TO_USER(dest, src, size) \ + ddi_copyout((src), (dest), (size), 0) /* flags for dest */ + +#define DRM_COPY_FROM_USER_UNCHECKED(arg1, arg2, arg3) \ + ddi_copyin((arg2), (arg1), (arg3), 0) + +#define DRM_COPY_TO_USER_UNCHECKED(arg1, arg2, arg3) \ + ddi_copyout((arg2), arg1, arg3, 0) + +#define DRM_READ8(map, offset) \ + *(uint8_t *)((uintptr_t)((map)->dev_addr) + (offset)) +#define DRM_READ16(map, offset) \ + *(uint16_t *)((uintptr_t)((map)->dev_addr) + (offset)) +#define DRM_READ32(map, offset) \ + *(uint32_t *)((uintptr_t)((map)->dev_addr) + (offset)) +#define DRM_WRITE8(map, offset, val) \ + *(uint8_t *)((uintptr_t)((map)->dev_addr) + (offset)) = (val) +#define DRM_WRITE16(map, offset, val) \ + *(uint16_t *)((uintptr_t)((map)->dev_addr) + (offset)) = (val) +#define DRM_WRITE32(map, offset, val) \ + *(uint32_t *)((uintptr_t)((map)->dev_addr) + (offset)) = (val) + +typedef struct drm_wait_queue { + kcondvar_t cv; + kmutex_t lock; +}wait_queue_head_t; + +#define DRM_INIT_WAITQUEUE(q, pri) \ +{ \ + mutex_init(&(q)->lock, NULL, MUTEX_DRIVER, pri); \ + cv_init(&(q)->cv, NULL, CV_DRIVER, NULL); \ +} + +#define DRM_FINI_WAITQUEUE(q) \ +{ \ + mutex_destroy(&(q)->lock); \ + cv_destroy(&(q)->cv); \ +} + +#define DRM_WAKEUP(q) \ +{ \ + mutex_enter(&(q)->lock); \ + cv_broadcast(&(q)->cv); \ + mutex_exit(&(q)->lock); \ +} + +#define jiffies ddi_get_lbolt() +#define DRM_WAIT_ON(ret, q, timeout, condition) \ +mutex_enter(&(q)->lock); \ +while (!(condition)) { \ + ret = cv_timedwait_sig(&(q)->cv, &(q)->lock, jiffies + timeout); \ + if (ret == -1) { \ + ret = EBUSY; \ + break; \ + } else if (ret == 0) { \ + ret = EINTR; \ + break; \ + } else { \ + ret = 0; \ + } \ +} \ +mutex_exit(&(q)->lock); + +#define DRM_GETSAREA() \ +{ \ + drm_local_map_t *map; \ + DRM_SPINLOCK_ASSERT(&dev->dev_lock); \ + TAILQ_FOREACH(map, &dev->maplist, link) { \ + if (map->type == _DRM_SHM && \ + map->flags & _DRM_CONTAINS_LOCK) { \ + dev_priv->sarea = map; \ + break; \ + } \ + } \ +} + +#define LOCK_TEST_WITH_RETURN(dev, fpriv) \ + if (!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) || \ + dev->lock.filp != fpriv) { \ + DRM_ERROR("called without lock held"); \ + return (EINVAL); \ + } + +#define DRM_IRQ_ARGS caddr_t arg +#define IRQ_HANDLED DDI_INTR_CLAIMED +#define IRQ_NONE DDI_INTR_UNCLAIMED + +enum { + DRM_IS_NOT_AGP, + DRM_IS_AGP, + DRM_MIGHT_BE_AGP +}; + +/* Capabilities taken from src/sys/dev/pci/pcireg.h. */ +#ifndef PCIY_AGP +#define PCIY_AGP 0x02 +#endif + +#ifndef PCIY_EXPRESS +#define PCIY_EXPRESS 0x10 +#endif + +#define PAGE_ALIGN(addr) (((addr) + DRM_PAGE_SIZE - 1) & DRM_PAGE_MASK) +#define DRM_SUSER(p) (crgetgid(p) == 0 || crgetuid(p) == 0) + +/* + * wait for 400 milliseconds + */ +#define DRM_HZ drv_usectohz(400000) + +typedef unsigned long dma_addr_t; +typedef uint64_t u64; +typedef uint32_t u32; +typedef uint16_t u16; +typedef uint8_t u8; +typedef uint_t irqreturn_t; + +#define DRM_SUPPORT 1 +#define DRM_UNSUPPORT 0 + +#define __OS_HAS_AGP 1 + +#define __offsetof(type, field) ((size_t)(&((type *)0)->field)) +#define offsetof(type, field) __offsetof(type, field) + +typedef struct drm_pci_id_list +{ + int vendor; + int device; + long driver_private; + char *name; +} drm_pci_id_list_t; + +#define DRM_AUTH 0x1 +#define DRM_MASTER 0x2 +#define DRM_ROOT_ONLY 0x4 +typedef int drm_ioctl_t(DRM_IOCTL_ARGS); +typedef struct drm_ioctl_desc { + int (*func)(DRM_IOCTL_ARGS); + int flags; +} drm_ioctl_desc_t; + +typedef struct drm_magic_entry { + drm_magic_t magic; + struct drm_file *priv; + struct drm_magic_entry *next; +} drm_magic_entry_t; + +typedef struct drm_magic_head { + struct drm_magic_entry *head; + struct drm_magic_entry *tail; +} drm_magic_head_t; + +typedef struct drm_buf { + int idx; /* Index into master buflist */ + int total; /* Buffer size */ + int order; /* log-base-2(total) */ + int used; /* Amount of buffer in use (for DMA) */ + unsigned long offset; /* Byte offset (used internally) */ + void *address; /* Address of buffer */ + unsigned long bus_address; /* Bus address of buffer */ + struct drm_buf *next; /* Kernel-only: used for free list */ + volatile int pending; /* On hardware DMA queue */ + drm_file_t *filp; + /* Uniq. identifier of holding process */ + int context; /* Kernel queue for this buffer */ + enum { + DRM_LIST_NONE = 0, + DRM_LIST_FREE = 1, + DRM_LIST_WAIT = 2, + DRM_LIST_PEND = 3, + DRM_LIST_PRIO = 4, + DRM_LIST_RECLAIM = 5 + } list; /* Which list we're on */ + + int dev_priv_size; /* Size of buffer private storage */ + void *dev_private; /* Per-buffer private storage */ +} drm_buf_t; + +typedef struct drm_freelist { + int initialized; /* Freelist in use */ + uint32_t count; /* Number of free buffers */ + drm_buf_t *next; /* End pointer */ + + int low_mark; /* Low water mark */ + int high_mark; /* High water mark */ +} drm_freelist_t; + +typedef struct drm_buf_entry { + int buf_size; + int buf_count; + drm_buf_t *buflist; + int seg_count; + int page_order; + + uint32_t *seglist; + unsigned long *seglist_bus; + + drm_freelist_t freelist; +} drm_buf_entry_t; + +typedef TAILQ_HEAD(drm_file_list, drm_file) drm_file_list_t; +struct drm_file { + TAILQ_ENTRY(drm_file) link; + int authenticated; + int master; + int minor; + pid_t pid; + uid_t uid; + int refs; + drm_magic_t magic; + unsigned long ioctl_count; + void *driver_priv; +}; + +typedef struct drm_lock_data { + drm_hw_lock_t *hw_lock; /* Hardware lock */ + drm_file_t *filp; + /* Uniq. identifier of holding process */ + kcondvar_t lock_cv; /* lock queue - SOLARIS Specific */ + kmutex_t lock_mutex; /* lock - SOLARIS Specific */ + unsigned long lock_time; /* Time of last lock in jiffies */ +} drm_lock_data_t; + +/* + * This structure, in drm_device_t, is always initialized while the device + * is open. dev->dma_lock protects the incrementing of dev->buf_use, which + * when set marks that no further bufs may be allocated until device teardown + * occurs (when the last open of the device has closed). The high/low + * watermarks of bufs are only touched by the X Server, and thus not + * concurrently accessed, so no locking is needed. + */ +typedef struct drm_device_dma { + drm_buf_entry_t bufs[DRM_MAX_ORDER+1]; + int buf_count; + drm_buf_t **buflist; /* Vector of pointers info bufs */ + int seg_count; + int page_count; + unsigned long *pagelist; + unsigned long byte_count; + enum { + _DRM_DMA_USE_AGP = 0x01, + _DRM_DMA_USE_SG = 0x02 + } flags; +} drm_device_dma_t; + +typedef struct drm_agp_mem { + void *handle; + unsigned long bound; /* address */ + int pages; + caddr_t phys_addr; + struct drm_agp_mem *prev; + struct drm_agp_mem *next; +} drm_agp_mem_t; + +typedef struct drm_agp_head { + agp_info_t agp_info; + const char *chipset; + drm_agp_mem_t *memory; + unsigned long mode; + int enabled; + int acquired; + unsigned long base; + int mtrr; + int cant_use_aperture; + unsigned long page_mask; + ldi_ident_t agpgart_li; + ldi_handle_t agpgart_lh; +} drm_agp_head_t; + + +typedef struct drm_dma_handle { + ddi_dma_handle_t dma_hdl; + ddi_acc_handle_t acc_hdl; + ddi_dma_cookie_t cookie; + uint_t cookie_num; + uintptr_t vaddr; /* virtual addr */ + uintptr_t paddr; /* physical addr */ + size_t real_sz; /* real size of memory */ +} drm_dma_handle_t; + +typedef struct drm_sg_mem { + unsigned long handle; + void *virtual; + int pages; + dma_addr_t *busaddr; + ddi_umem_cookie_t *umem_cookie; + drm_dma_handle_t *dmah_sg; + drm_dma_handle_t *dmah_gart; /* Handle to PCI memory */ +} drm_sg_mem_t; + +typedef TAILQ_HEAD(drm_map_list, drm_local_map) drm_map_list_t; + +/* BEGIN CSTYLED */ +typedef struct drm_local_map { + unsigned long offset; /* Physical address (0 for SAREA) */ + unsigned long size; /* Physical size (bytes) */ + drm_map_type_t type; /* Type of memory mapped */ + drm_map_flags_t flags; /* Flags */ + void *handle; /* User-space: "Handle" to pass to mmap */ + /* Kernel-space: kernel-virtual address */ + int mtrr; /* Boolean: MTRR used */ + /* Private data */ + int rid; /* PCI resource ID for bus_space */ + int kernel_owned; /* Boolean: 1= initmapped, 0= addmapped */ + caddr_t dev_addr; /* base device address */ + ddi_acc_handle_t dev_handle; /* The data access handle */ + ddi_umem_cookie_t drm_umem_cookie; /* For SAREA alloc and free */ + TAILQ_ENTRY(drm_local_map) link; +} drm_local_map_t; +/* END CSTYLED */ + +typedef TAILQ_HEAD(drm_vbl_sig_list, drm_vbl_sig) drm_vbl_sig_list_t; +typedef struct drm_vbl_sig { + TAILQ_ENTRY(drm_vbl_sig) link; + unsigned int sequence; + int signo; + int pid; +} drm_vbl_sig_t; + + +/* used for clone device */ +typedef TAILQ_HEAD(drm_cminor_list, drm_cminor) drm_cminor_list_t; +typedef struct drm_cminor { + TAILQ_ENTRY(drm_cminor) link; + drm_file_t *fpriv; + int minor; +} drm_cminor_t; + +/* location of GART table */ +#define DRM_ATI_GART_MAIN 1 +#define DRM_ATI_GART_FB 2 + +typedef struct ati_pcigart_info { + int gart_table_location; + int is_pcie; + void *addr; + dma_addr_t bus_addr; + drm_local_map_t mapping; +} drm_ati_pcigart_info; + +/* DRM device structure */ +struct drm_device; +struct drm_driver_info { + int (*load)(struct drm_device *, unsigned long); + int (*firstopen)(struct drm_device *); + int (*open)(struct drm_device *, drm_file_t *); + void (*preclose)(struct drm_device *, drm_file_t *); + void (*postclose)(struct drm_device *, drm_file_t *); + void (*lastclose)(struct drm_device *); + int (*unload)(struct drm_device *); + void (*reclaim_buffers_locked)(struct drm_device *, drm_file_t *); + int (*presetup)(struct drm_device *); + int (*postsetup)(struct drm_device *); + int (*open_helper)(struct drm_device *, drm_file_t *); + void (*free_filp_priv)(struct drm_device *, drm_file_t *); + void (*release)(struct drm_device *, void *); + int (*dma_ioctl)(DRM_IOCTL_ARGS); + void (*dma_ready)(struct drm_device *); + int (*dma_quiescent)(struct drm_device *); + int (*dma_flush_block_and_flush)(struct drm_device *, + int, drm_lock_flags_t); + int (*dma_flush_unblock)(struct drm_device *, int, + drm_lock_flags_t); + int (*context_ctor)(struct drm_device *, int); + int (*context_dtor)(struct drm_device *, int); + int (*kernel_context_switch)(struct drm_device *, int, int); + int (*kernel_context_switch_unlock)(struct drm_device *); + int (*device_is_agp) (struct drm_device *); + int (*irq_preinstall)(struct drm_device *); + void (*irq_postinstall)(struct drm_device *); + void (*irq_uninstall)(struct drm_device *dev); + uint_t (*irq_handler)(DRM_IRQ_ARGS); + int (*vblank_wait)(struct drm_device *, unsigned int *); + int (*vblank_wait2)(struct drm_device *, unsigned int *); + /* added for intel minimized vblank */ + u32 (*get_vblank_counter)(struct drm_device *dev, int crtc); + int (*enable_vblank)(struct drm_device *dev, int crtc); + void (*disable_vblank)(struct drm_device *dev, int crtc); + + drm_ioctl_desc_t *driver_ioctls; + int max_driver_ioctl; + + int buf_priv_size; + int driver_major; + int driver_minor; + int driver_patchlevel; + const char *driver_name; /* Simple driver name */ + const char *driver_desc; /* Longer driver name */ + const char *driver_date; /* Date of last major changes. */ + + unsigned use_agp :1; + unsigned require_agp :1; + unsigned use_sg :1; + unsigned use_dma :1; + unsigned use_pci_dma :1; + unsigned use_dma_queue :1; + unsigned use_irq :1; + unsigned use_vbl_irq :1; + unsigned use_vbl_irq2 :1; + unsigned use_mtrr :1; +}; + +/* + * hardware-specific code needs to initialize mutexes which + * can be used in interrupt context, so they need to know + * the interrupt priority. Interrupt cookie in drm_device + * structure is the intr_block field. + */ +#define DRM_INTR_PRI(dev) \ + DDI_INTR_PRI((dev)->intr_block) + +struct drm_device { + drm_driver_t *driver; + drm_cminor_list_t minordevs; + dev_info_t *dip; + void *drm_handle; + int drm_supported; + const char *desc; /* current driver description */ + kmutex_t *irq_mutex; + kcondvar_t *irq_cv; + + ddi_iblock_cookie_t intr_block; + uint32_t pci_device; /* PCI device id */ + uint32_t pci_vendor; + char *unique; /* Unique identifier: e.g., busid */ + int unique_len; /* Length of unique field */ + int if_version; /* Highest interface version set */ + int flags; /* Flags to open(2) */ + + /* Locks */ + kmutex_t vbl_lock; /* protects vblank operations */ + kmutex_t dma_lock; /* protects dev->dma */ + kmutex_t irq_lock; /* protects irq condition checks */ + kmutex_t dev_lock; /* protects everything else */ + drm_lock_data_t lock; /* Information on hardware lock */ + + /* Usage Counters */ + int open_count; /* Outstanding files open */ + int buf_use; /* Buffers in use -- cannot alloc */ + + /* Performance counters */ + unsigned long counters; + drm_stat_type_t types[15]; + uint32_t counts[15]; + + /* Authentication */ + drm_file_list_t files; + drm_magic_head_t magiclist[DRM_HASH_SIZE]; + + /* Linked list of mappable regions. Protected by dev_lock */ + drm_map_list_t maplist; + + drm_local_map_t **context_sareas; + int max_context; + + /* DMA queues (contexts) */ + drm_device_dma_t *dma; /* Optional pointer for DMA support */ + + /* Context support */ + int irq; /* Interrupt used by board */ + int irq_enabled; /* True if the irq handler is enabled */ + int pci_domain; + int pci_bus; + int pci_slot; + int pci_func; + atomic_t context_flag; /* Context swapping flag */ + int last_context; /* Last current context */ + + /* Only used for Radeon */ + atomic_t vbl_received; + atomic_t vbl_received2; + + drm_vbl_sig_list_t vbl_sig_list; + drm_vbl_sig_list_t vbl_sig_list2; + + wait_queue_head_t vbl_queue; /* vbl wait channel */ + /* vbl wait channel array */ + wait_queue_head_t *vbl_queues; + + /* number of VBLANK interrupts */ + /* (driver must alloc the right number of counters) */ + atomic_t *_vblank_count; + /* signal list to send on VBLANK */ + struct drm_vbl_sig_list *vbl_sigs; + + /* number of signals pending on all crtcs */ + atomic_t vbl_signal_pending; + /* number of users of vblank interrupts per crtc */ + atomic_t *vblank_refcount; + /* protected by dev->vbl_lock, used for wraparound handling */ + u32 *last_vblank; + /* so we don't call enable more than */ + atomic_t *vblank_enabled; + /* for compensation of spurious wraparounds */ + u32 *vblank_premodeset; + /* Don't wait while crtc is likely disabled */ + int *vblank_suspend; + /* size of vblank counter register */ + u32 max_vblank_count; + int num_crtcs; + kmutex_t tasklet_lock; + void (*locked_tasklet_func)(struct drm_device *dev); + + pid_t buf_pgid; + drm_agp_head_t *agp; + drm_sg_mem_t *sg; /* Scatter gather memory */ + uint32_t *ctx_bitmap; + void *dev_private; + unsigned int agp_buffer_token; + drm_local_map_t *agp_buffer_map; + + kstat_t *asoft_ksp; /* kstat support */ + + /* name Drawable information */ + kmutex_t drw_lock; + unsigned int drw_bitfield_length; + u32 *drw_bitfield; + unsigned int drw_info_length; + drm_drawable_info_t **drw_info; + /* + * Saving S3 context + */ + void *s3_private; +}; + +/* Memory management support (drm_memory.c) */ +void drm_mem_init(void); +void drm_mem_uninit(void); +void *drm_alloc(size_t, int); +void *drm_calloc(size_t, size_t, int); +void *drm_realloc(void *, size_t, size_t, int); +void drm_free(void *, size_t, int); +int drm_ioremap(drm_device_t *, drm_local_map_t *); +void drm_ioremapfree(drm_local_map_t *); + +void drm_core_ioremap(struct drm_local_map *, struct drm_device *); +void drm_core_ioremapfree(struct drm_local_map *, struct drm_device *); + +void drm_pci_free(drm_device_t *, drm_dma_handle_t *); +void *drm_pci_alloc(drm_device_t *, size_t, size_t, dma_addr_t, int); + +struct drm_local_map *drm_core_findmap(struct drm_device *, unsigned long); + +int drm_context_switch(drm_device_t *, int, int); +int drm_context_switch_complete(drm_device_t *, int); +int drm_ctxbitmap_init(drm_device_t *); +void drm_ctxbitmap_cleanup(drm_device_t *); +void drm_ctxbitmap_free(drm_device_t *, int); +int drm_ctxbitmap_next(drm_device_t *); + +/* Locking IOCTL support (drm_lock.c) */ +int drm_lock_take(drm_lock_data_t *, unsigned int); +int drm_lock_transfer(drm_device_t *, + drm_lock_data_t *, unsigned int); +int drm_lock_free(drm_device_t *, + volatile unsigned int *, unsigned int); + +/* Buffer management support (drm_bufs.c) */ +unsigned long drm_get_resource_start(drm_device_t *, unsigned int); +unsigned long drm_get_resource_len(drm_device_t *, unsigned int); +int drm_initmap(drm_device_t *, unsigned long, unsigned long, + unsigned int, int, int); +void drm_rmmap(drm_device_t *, drm_local_map_t *); +int drm_addmap(drm_device_t *, unsigned long, unsigned long, + drm_map_type_t, drm_map_flags_t, drm_local_map_t **); +int drm_order(unsigned long); + +/* DMA support (drm_dma.c) */ +int drm_dma_setup(drm_device_t *); +void drm_dma_takedown(drm_device_t *); +void drm_free_buffer(drm_device_t *, drm_buf_t *); +void drm_reclaim_buffers(drm_device_t *, drm_file_t *); +#define drm_core_reclaim_buffers drm_reclaim_buffers + +/* IRQ support (drm_irq.c) */ +int drm_irq_install(drm_device_t *); +int drm_irq_uninstall(drm_device_t *); +uint_t drm_irq_handler(DRM_IRQ_ARGS); +void drm_driver_irq_preinstall(drm_device_t *); +void drm_driver_irq_postinstall(drm_device_t *); +void drm_driver_irq_uninstall(drm_device_t *); +int drm_vblank_wait(drm_device_t *, unsigned int *); +void drm_vbl_send_signals(drm_device_t *); +void drm_handle_vblank(struct drm_device *dev, int crtc); +u32 drm_vblank_count(struct drm_device *dev, int crtc); +int drm_vblank_get(struct drm_device *dev, int crtc); +void drm_vblank_put(struct drm_device *dev, int crtc); +int drm_vblank_init(struct drm_device *dev, int num_crtcs); +void drm_locked_tasklet(drm_device_t *, void(*func)(drm_device_t *)); + +/* AGP/GART support (drm_agpsupport.c) */ +int drm_device_is_agp(drm_device_t *); +int drm_device_is_pcie(drm_device_t *); +drm_agp_head_t *drm_agp_init(drm_device_t *); +void drm_agp_fini(drm_device_t *); +int drm_agp_do_release(drm_device_t *); +void *drm_agp_allocate_memory(size_t, uint32_t); +int drm_agp_free_memory(void *); +int drm_agp_bind_memory(unsigned int, uint32_t, drm_device_t *); +int drm_agp_unbind_memory(unsigned long, drm_device_t *); + +/* kstat support (drm_kstats.c) */ +int drm_init_kstats(drm_device_t *); +void drm_fini_kstats(drm_device_t *); + +/* Scatter Gather Support (drm_scatter.c) */ +void drm_sg_cleanup(drm_device_t *, drm_sg_mem_t *); + +/* ATI PCIGART support (ati_pcigart.c) */ +int drm_ati_pcigart_init(drm_device_t *, drm_ati_pcigart_info *); +int drm_ati_pcigart_cleanup(drm_device_t *, drm_ati_pcigart_info *); + +/* Locking IOCTL support (drm_drv.c) */ +int drm_lock(DRM_IOCTL_ARGS); +int drm_unlock(DRM_IOCTL_ARGS); +int drm_version(DRM_IOCTL_ARGS); +int drm_setversion(DRM_IOCTL_ARGS); + +/* Misc. IOCTL support (drm_ioctl.c) */ +int drm_irq_by_busid(DRM_IOCTL_ARGS); +int drm_getunique(DRM_IOCTL_ARGS); +int drm_setunique(DRM_IOCTL_ARGS); +int drm_getmap(DRM_IOCTL_ARGS); +int drm_getclient(DRM_IOCTL_ARGS); +int drm_getstats(DRM_IOCTL_ARGS); +int drm_noop(DRM_IOCTL_ARGS); + +/* Context IOCTL support (drm_context.c) */ +int drm_resctx(DRM_IOCTL_ARGS); +int drm_addctx(DRM_IOCTL_ARGS); +int drm_modctx(DRM_IOCTL_ARGS); +int drm_getctx(DRM_IOCTL_ARGS); +int drm_switchctx(DRM_IOCTL_ARGS); +int drm_newctx(DRM_IOCTL_ARGS); +int drm_rmctx(DRM_IOCTL_ARGS); +int drm_setsareactx(DRM_IOCTL_ARGS); +int drm_getsareactx(DRM_IOCTL_ARGS); + +/* Drawable IOCTL support (drm_drawable.c) */ +int drm_adddraw(DRM_IOCTL_ARGS); +int drm_rmdraw(DRM_IOCTL_ARGS); +int drm_update_draw(DRM_IOCTL_ARGS); + +/* Authentication IOCTL support (drm_auth.c) */ +int drm_getmagic(DRM_IOCTL_ARGS); +int drm_authmagic(DRM_IOCTL_ARGS); +int drm_remove_magic(drm_device_t *, drm_magic_t); +drm_file_t *drm_find_file(drm_device_t *, drm_magic_t); +/* Buffer management support (drm_bufs.c) */ +int drm_addmap_ioctl(DRM_IOCTL_ARGS); +int drm_rmmap_ioctl(DRM_IOCTL_ARGS); +int drm_addbufs_ioctl(DRM_IOCTL_ARGS); +int drm_infobufs(DRM_IOCTL_ARGS); +int drm_markbufs(DRM_IOCTL_ARGS); +int drm_freebufs(DRM_IOCTL_ARGS); +int drm_mapbufs(DRM_IOCTL_ARGS); + +/* DMA support (drm_dma.c) */ +int drm_dma(DRM_IOCTL_ARGS); + +/* IRQ support (drm_irq.c) */ +int drm_control(DRM_IOCTL_ARGS); +int drm_wait_vblank(DRM_IOCTL_ARGS); + +/* AGP/GART support (drm_agpsupport.c) */ +int drm_agp_acquire(DRM_IOCTL_ARGS); +int drm_agp_release(DRM_IOCTL_ARGS); +int drm_agp_enable(DRM_IOCTL_ARGS); +int drm_agp_info(DRM_IOCTL_ARGS); +int drm_agp_alloc(DRM_IOCTL_ARGS); +int drm_agp_free(DRM_IOCTL_ARGS); +int drm_agp_unbind(DRM_IOCTL_ARGS); +int drm_agp_bind(DRM_IOCTL_ARGS); + +/* Scatter Gather Support (drm_scatter.c) */ +int drm_sg_alloc(DRM_IOCTL_ARGS); +int drm_sg_free(DRM_IOCTL_ARGS); + +extern int drm_debug_flag; + + +/* We add function to support DRM_DEBUG,DRM_ERROR,DRM_INFO */ +extern void drm_debug(const char *fmt, ...); +extern void drm_error(const char *fmt, ...); +extern void drm_info(const char *fmt, ...); + +#ifdef DEBUG +#define DRM_DEBUG if (drm_debug_flag >= 2) drm_debug +#define DRM_INFO if (drm_debug_flag >= 1) drm_info +#else +#define DRM_DEBUG(...) +#define DRM_INFO(...) +#endif + +#define DRM_ERROR drm_error + + +#define MAX_INSTNUMS 16 + +extern int drm_dev_to_instance(dev_t); +extern int drm_dev_to_minor(dev_t); +extern void *drm_supp_register(dev_info_t *, drm_device_t *); +extern int drm_supp_unregister(void *); + +extern int drm_open(drm_device_t *, drm_cminor_t *, int, int, cred_t *); +extern int drm_close(drm_device_t *, int, int, int, cred_t *); +extern int drm_attach(drm_device_t *); +extern int drm_detach(drm_device_t *); +extern int drm_probe(drm_device_t *, drm_pci_id_list_t *); + +extern int drm_pci_init(drm_device_t *); +extern void drm_pci_end(drm_device_t *); +extern int pci_get_info(drm_device_t *, int *, int *, int *); +extern int pci_get_irq(drm_device_t *); +extern int pci_get_vendor(drm_device_t *); +extern int pci_get_device(drm_device_t *); + +extern struct drm_drawable_info *drm_get_drawable_info(drm_device_t *, + drm_drawable_t); +/* File Operations helpers (drm_fops.c) */ +extern drm_file_t *drm_find_file_by_proc(drm_device_t *, cred_t *); +extern drm_cminor_t *drm_find_file_by_minor(drm_device_t *, int); +extern int drm_open_helper(drm_device_t *, drm_cminor_t *, int, int, + cred_t *); + +#endif /* _DRMP_H */ |