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author | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2015-02-02 15:02:49 +0100 |
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committer | Mike Gabriel <mike.gabriel@das-netzwerkteam.de> | 2015-02-02 15:02:49 +0100 |
commit | b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73 (patch) | |
tree | 4361edef0d42d5bf5ac984ef72b4fac35426eae7 /nx-X11/extras/drm/linux-core/drmP.h | |
parent | 0d5a83e986f39982c0924652a3662e60b1f23162 (diff) | |
download | nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.tar.gz nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.tar.bz2 nx-libs-b16b9e4656e7199c2aec74a4c8ebc7a875d3ba73.zip |
massive reduction of unneeded files
Diffstat (limited to 'nx-X11/extras/drm/linux-core/drmP.h')
-rw-r--r-- | nx-X11/extras/drm/linux-core/drmP.h | 1080 |
1 files changed, 0 insertions, 1080 deletions
diff --git a/nx-X11/extras/drm/linux-core/drmP.h b/nx-X11/extras/drm/linux-core/drmP.h deleted file mode 100644 index 7b344c7ab..000000000 --- a/nx-X11/extras/drm/linux-core/drmP.h +++ /dev/null @@ -1,1080 +0,0 @@ -/** - * \file drmP.h - * Private header for Direct Rendering Manager - * - * \author Rickard E. (Rik) Faith <faith@valinux.com> - * \author Gareth Hughes <gareth@valinux.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. - */ - -#ifndef _DRM_P_H_ -#define _DRM_P_H_ - -#ifdef __KERNEL__ -#ifdef __alpha__ -/* add include of current.h so that "current" is defined - * before static inline funcs in wait.h. Doing this so we - * can build the DRM (part of PI DRI). 4/21/2000 S + B */ -#include <asm/current.h> -#endif /* __alpha__ */ -#include <linux/config.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/miscdevice.h> -#include <linux/fs.h> -#include <linux/proc_fs.h> -#include <linux/init.h> -#include <linux/file.h> -#include <linux/pci.h> -#include <linux/version.h> -#include <linux/sched.h> -#include <linux/smp_lock.h> /* For (un)lock_kernel */ -#include <linux/mm.h> -#include <linux/pagemap.h> -#if defined(__alpha__) || defined(__powerpc__) -#include <asm/pgtable.h> /* For pte_wrprotect */ -#endif -#include <asm/io.h> -#include <asm/mman.h> -#include <asm/uaccess.h> -#ifdef CONFIG_MTRR -#include <asm/mtrr.h> -#endif -#if defined(CONFIG_AGP) || defined(CONFIG_AGP_MODULE) -#include <linux/types.h> -#include <linux/agp_backend.h> -#endif -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,41) -#define HAS_WORKQUEUE 0 -#else -#define HAS_WORKQUEUE 1 -#endif -#if !HAS_WORKQUEUE -#include <linux/tqueue.h> -#else -#include <linux/workqueue.h> -#endif -#include <linux/poll.h> -#include <asm/pgalloc.h> -#include "drm.h" - -#define __OS_HAS_AGP (defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && defined(MODULE))) -#define __OS_HAS_MTRR (defined(CONFIG_MTRR)) - -#include "drm_os_linux.h" - -/* If you want the memory alloc debug functionality, change define below */ -/* #define DEBUG_MEMORY */ - -/***********************************************************************/ -/** \name DRM template customization defaults */ -/*@{*/ - -/* driver capabilities and requirements mask */ -#define DRIVER_USE_AGP 0x1 -#define DRIVER_REQUIRE_AGP 0x2 -#define DRIVER_USE_MTRR 0x4 -#define DRIVER_PCI_DMA 0x8 -#define DRIVER_SG 0x10 -#define DRIVER_HAVE_DMA 0x20 -#define DRIVER_HAVE_IRQ 0x40 -#define DRIVER_IRQ_SHARED 0x80 -#define DRIVER_IRQ_VBL 0x100 -#define DRIVER_DMA_QUEUE 0x200 -#define DRIVER_FB_DMA 0x400 - - -/*@}*/ - -/***********************************************************************/ -/** \name Begin the DRM... */ -/*@{*/ - -#define DRM_DEBUG_CODE 2 /**< Include debugging code if > 1, then - also include looping detection. */ - -#define DRM_HASH_SIZE 16 /**< Size of key hash table. Must be power of 2. */ -#define DRM_KERNEL_CONTEXT 0 /**< Change drm_resctx if changed */ -#define DRM_RESERVED_CONTEXTS 1 /**< Change drm_resctx if changed */ -#define DRM_LOOPING_LIMIT 5000000 -#define DRM_TIME_SLICE (HZ/20) /**< Time slice for GLXContexts */ -#define DRM_LOCK_SLICE 1 /**< Time slice for lock, in jiffies */ - -#define DRM_FLAG_DEBUG 0x01 - -#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_VMAS 6 -#define DRM_MEM_BUFS 7 -#define DRM_MEM_SEGS 8 -#define DRM_MEM_PAGES 9 -#define DRM_MEM_FILES 10 -#define DRM_MEM_QUEUES 11 -#define DRM_MEM_CMDS 12 -#define DRM_MEM_MAPPINGS 13 -#define DRM_MEM_BUFLISTS 14 -#define DRM_MEM_AGPLISTS 15 -#define DRM_MEM_TOTALAGP 16 -#define DRM_MEM_BOUNDAGP 17 -#define DRM_MEM_CTXBITMAP 18 -#define DRM_MEM_STUB 19 -#define DRM_MEM_SGLISTS 20 -#define DRM_MEM_CTXLIST 21 - -#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8) - -/*@}*/ - -#include "drm_compat.h" - -/***********************************************************************/ -/** \name Macros to make printk easier */ -/*@{*/ - -/** - * Error output. - * - * \param fmt printf() like format string. - * \param arg arguments - */ -#define DRM_ERROR(fmt, arg...) \ - printk(KERN_ERR "[" DRM_NAME ":%s] *ERROR* " fmt , __FUNCTION__ , ##arg) - -/** - * Memory error output. - * - * \param area memory area where the error occurred. - * \param fmt printf() like format string. - * \param arg arguments - */ -#define DRM_MEM_ERROR(area, fmt, arg...) \ - printk(KERN_ERR "[" DRM_NAME ":%s:%s] *ERROR* " fmt , __FUNCTION__, \ - drm_mem_stats[area].name , ##arg) -#define DRM_INFO(fmt, arg...) printk(KERN_INFO "[" DRM_NAME "] " fmt , ##arg) - -/** - * Debug output. - * - * \param fmt printf() like format string. - * \param arg arguments - */ -#if DRM_DEBUG_CODE -#define DRM_DEBUG(fmt, arg...) \ - do { \ - if ( drm_debug ) \ - printk(KERN_DEBUG \ - "[" DRM_NAME ":%s] " fmt , \ - __FUNCTION__ , ##arg); \ - } while (0) -#else -#define DRM_DEBUG(fmt, arg...) do { } while (0) -#endif - -#define DRM_PROC_LIMIT (PAGE_SIZE-80) - -#define DRM_PROC_PRINT(fmt, arg...) \ - len += sprintf(&buf[len], fmt , ##arg); \ - if (len > DRM_PROC_LIMIT) { *eof = 1; return len - offset; } - -#define DRM_PROC_PRINT_RET(ret, fmt, arg...) \ - len += sprintf(&buf[len], fmt , ##arg); \ - if (len > DRM_PROC_LIMIT) { ret; *eof = 1; return len - offset; } - -/*@}*/ - -/***********************************************************************/ -/** \name Internal types and structures */ -/*@{*/ - -#define DRM_ARRAY_SIZE(x) ARRAY_SIZE(x) -#define DRM_MIN(a,b) min(a,b) -#define DRM_MAX(a,b) max(a,b) - -#define DRM_LEFTCOUNT(x) (((x)->rp + (x)->count - (x)->wp) % ((x)->count + 1)) -#define DRM_BUFCOUNT(x) ((x)->count - DRM_LEFTCOUNT(x)) -#define DRM_WAITCOUNT(dev,idx) DRM_BUFCOUNT(&dev->queuelist[idx]->waitlist) - -#define DRM_IF_VERSION(maj, min) (maj << 16 | min) -/** - * Get the private SAREA mapping. - * - * \param _dev DRM device. - * \param _ctx context number. - * \param _map output mapping. - */ -#define DRM_GET_PRIV_SAREA(_dev, _ctx, _map) do { \ - (_map) = (_dev)->context_sareas[_ctx]; \ -} while(0) - -/** - * Test that the hardware lock is held by the caller, returning otherwise. - * - * \param dev DRM device. - * \param filp file pointer of the caller. - */ -#define LOCK_TEST_WITH_RETURN( dev, filp ) \ -do { \ - if ( !_DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ) || \ - dev->lock.filp != filp ) { \ - DRM_ERROR( "%s called without lock held, held %d owner %p %p\n",\ - __FUNCTION__, _DRM_LOCK_IS_HELD( dev->lock.hw_lock->lock ),\ - dev->lock.filp, filp ); \ - return -EINVAL; \ - } \ -} while (0) - -/** - * Copy and IOCTL return string to user space - */ -#define DRM_COPY( name, value ) \ - len = strlen( value ); \ - if ( len > name##_len ) len = name##_len; \ - name##_len = strlen( value ); \ - if ( len && name ) { \ - if ( copy_to_user( name, value, len ) ) \ - return -EFAULT; \ - } - -/** - * Ioctl function type. - * - * \param inode device inode. - * \param filp file pointer. - * \param cmd command. - * \param arg argument. - */ -typedef int drm_ioctl_t(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - -typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, - unsigned long arg); - -#define DRM_AUTH 0x1 -#define DRM_MASTER 0x2 -#define DRM_ROOT_ONLY 0x4 - -typedef struct drm_ioctl_desc { - drm_ioctl_t *func; - int flags; -} drm_ioctl_desc_t; - -typedef struct drm_devstate { - pid_t owner; /**< X server pid holding x_lock */ -} drm_devstate_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_vma_entry { - struct vm_area_struct *vma; - struct drm_vma_entry *next; - pid_t pid; -} drm_vma_entry_t; - -/** - * DMA buffer. - */ -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 waiting; /**< On kernel DMA queue */ - __volatile__ int pending; /**< On hardware DMA queue */ - wait_queue_head_t dma_wait; /**< Processes waiting */ - struct file *filp; /**< Pointer to holding file descr */ - int context; /**< Kernel queue for this buffer */ - int while_locked; /**< Dispatch this buffer while locked */ - 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; - -/** bufs is one longer than it has to be */ -typedef struct drm_waitlist { - int count; /**< Number of possible buffers */ - drm_buf_t **bufs; /**< List of pointers to buffers */ - drm_buf_t **rp; /**< Read pointer */ - drm_buf_t **wp; /**< Write pointer */ - drm_buf_t **end; /**< End pointer */ - spinlock_t read_lock; - spinlock_t write_lock; -} drm_waitlist_t; - -typedef struct drm_freelist { - int initialized; /**< Freelist in use */ - atomic_t count; /**< Number of free buffers */ - drm_buf_t *next; /**< End pointer */ - - wait_queue_head_t waiting; /**< Processes waiting on free bufs */ - int low_mark; /**< Low water mark */ - int high_mark; /**< High water mark */ - atomic_t wfh; /**< If waiting for high mark */ - spinlock_t lock; -} drm_freelist_t; - -/** - * Buffer entry. There is one of this for each buffer size order. - */ -typedef struct drm_buf_entry { - int buf_size; /**< size */ - int buf_count; /**< number of buffers */ - drm_buf_t *buflist; /**< buffer list */ - int seg_count; - int page_order; - unsigned long *seglist; - - drm_freelist_t freelist; -} drm_buf_entry_t; - -/** File private data */ -typedef struct drm_file { - int authenticated; - int master; - int minor; - pid_t pid; - uid_t uid; - drm_magic_t magic; - unsigned long ioctl_count; - struct drm_file *next; - struct drm_file *prev; - struct drm_head *head; - int remove_auth_on_close; - unsigned long lock_count; - void *driver_priv; -} drm_file_t; - -/** Wait queue */ -typedef struct drm_queue { - atomic_t use_count; /**< Outstanding uses (+1) */ - atomic_t finalization; /**< Finalization in progress */ - atomic_t block_count; /**< Count of processes waiting */ - atomic_t block_read; /**< Queue blocked for reads */ - wait_queue_head_t read_queue; /**< Processes waiting on block_read */ - atomic_t block_write; /**< Queue blocked for writes */ - wait_queue_head_t write_queue; /**< Processes waiting on block_write */ -#if 1 - atomic_t total_queued; /**< Total queued statistic */ - atomic_t total_flushed; /**< Total flushes statistic */ - atomic_t total_locks; /**< Total locks statistics */ -#endif - drm_ctx_flags_t flags; /**< Context preserving and 2D-only */ - drm_waitlist_t waitlist; /**< Pending buffers */ - wait_queue_head_t flush_queue; /**< Processes waiting until flush */ -} drm_queue_t; - -/** - * Lock data. - */ -typedef struct drm_lock_data { - drm_hw_lock_t *hw_lock; /**< Hardware lock */ - struct file *filp; /**< File descr of lock holder (0=kernel) */ - wait_queue_head_t lock_queue; /**< Queue of blocked processes */ - unsigned long lock_time; /**< Time of last lock in jiffies */ -} drm_lock_data_t; - -/** - * DMA data. - */ -typedef struct drm_device_dma { - - drm_buf_entry_t bufs[DRM_MAX_ORDER + 1]; /**< buffers, grouped by their size order */ - int buf_count; /**< total number of buffers */ - drm_buf_t **buflist; /**< Vector of pointers into drm_device_dma::bufs */ - int seg_count; - int page_count; /**< number of pages */ - unsigned long *pagelist; /**< page list */ - unsigned long byte_count; - enum { - _DRM_DMA_USE_AGP = 0x01, - _DRM_DMA_USE_SG = 0x02, - _DRM_DMA_USE_FB = 0x04 - } flags; - -} drm_device_dma_t; - -/** - * AGP memory entry. Stored as a doubly linked list. - */ -typedef struct drm_agp_mem { - unsigned long handle; /**< handle */ - DRM_AGP_MEM *memory; - unsigned long bound; /**< address */ - int pages; - struct drm_agp_mem *prev; /**< previous entry */ - struct drm_agp_mem *next; /**< next entry */ -} drm_agp_mem_t; - -/** - * AGP data. - * - * \sa drm_agp_init)() and drm_device::agp. - */ -typedef struct drm_agp_head { - DRM_AGP_KERN agp_info; /**< AGP device information */ - drm_agp_mem_t *memory; /**< memory entries */ - unsigned long mode; /**< AGP mode */ -#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,11) - struct agp_bridge_data *bridge; -#endif - int enabled; /**< whether the AGP bus as been enabled */ - int acquired; /**< whether the AGP device has been acquired */ - unsigned long base; - int agp_mtrr; - int cant_use_aperture; - unsigned long page_mask; -} drm_agp_head_t; - -/** - * Scatter-gather memory. - */ -typedef struct drm_sg_mem { - unsigned long handle; - void *virtual; - int pages; - struct page **pagelist; - dma_addr_t *busaddr; -} drm_sg_mem_t; - -typedef struct drm_sigdata { - int context; - drm_hw_lock_t *lock; -} drm_sigdata_t; - -typedef struct drm_dma_handle { - dma_addr_t busaddr; - void *vaddr; - size_t size; -} drm_dma_handle_t; - -/** - * Mappings list - */ -typedef struct drm_map_list { - struct list_head head; /**< list head */ - drm_map_t *map; /**< mapping */ - unsigned int user_token; -} drm_map_list_t; - -typedef drm_map_t drm_local_map_t; - -/** - * Context handle list - */ -typedef struct drm_ctx_list { - struct list_head head; /**< list head */ - drm_context_t handle; /**< context handle */ - drm_file_t *tag; /**< associated fd private data */ -} drm_ctx_list_t; - -typedef struct drm_vbl_sig { - struct list_head head; - unsigned int sequence; - struct siginfo info; - struct task_struct *task; -} drm_vbl_sig_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 driver structure. This structure represent the common code for - * a family of cards. There will one drm_device for each card present - * in this family - */ -struct drm_device; -struct drm_driver { - int (*load) (struct drm_device *, unsigned long flags); - int (*firstopen) (struct drm_device *); - int (*open) (struct drm_device *, drm_file_t *); - void (*preclose) (struct drm_device *, struct file * filp); - void (*postclose) (struct drm_device *, drm_file_t *); - void (*lastclose) (struct drm_device *); - int (*unload) (struct drm_device *); - int (*dma_ioctl) (DRM_IOCTL_ARGS); - void (*dma_ready) (struct drm_device *); - int (*dma_quiescent) (struct drm_device *); - int (*context_ctor) (struct drm_device * dev, int context); - int (*context_dtor) (struct drm_device * dev, int context); - int (*kernel_context_switch) (struct drm_device * dev, int old, - int new); - int (*kernel_context_switch_unlock) (struct drm_device * dev); - int (*vblank_wait) (struct drm_device * dev, unsigned int *sequence); - int (*dri_library_name) (struct drm_device * dev, char * buf); - - /** - * Called by \c drm_device_is_agp. Typically used to determine if a - * card is really attached to AGP or not. - * - * \param dev DRM device handle - * - * \returns - * One of three values is returned depending on whether or not the - * card is absolutely \b not AGP (return of 0), absolutely \b is AGP - * (return of 1), or may or may not be AGP (return of 2). - */ - int (*device_is_agp) (struct drm_device * dev); - -/* these have to be filled in */ - irqreturn_t(*irq_handler) (DRM_IRQ_ARGS); - void (*irq_preinstall) (struct drm_device * dev); - void (*irq_postinstall) (struct drm_device * dev); - void (*irq_uninstall) (struct drm_device * dev); - void (*reclaim_buffers) (struct drm_device *dev, struct file * filp); - void (*reclaim_buffers_locked) (struct drm_device *dev, - struct file * filp); - unsigned long (*get_map_ofs) (drm_map_t * map); - unsigned long (*get_reg_ofs) (struct drm_device * dev); - void (*set_version) (struct drm_device * dev, drm_set_version_t * sv); - - int major; - int minor; - int patchlevel; - char *name; - char *desc; - char *date; - -/* variables */ - u32 driver_features; - int dev_priv_size; - drm_ioctl_desc_t *ioctls; - int num_ioctls; - struct file_operations fops; - struct pci_driver pci_driver; -}; - -/** - * DRM head structure. This structure represent a video head on a card - * that may contain multiple heads. Embed one per head of these in the - * private drm_device structure. - */ -typedef struct drm_head { - int minor; /**< Minor device number */ - struct drm_device *dev; - struct proc_dir_entry *dev_root; /**< proc directory entry */ - dev_t device; /**< Device number for mknod */ - struct class_device *dev_class; -} drm_head_t; - -/** - * DRM device structure. This structure represent a complete card that - * may contain multiple heads. - */ -typedef struct drm_device { - char *unique; /**< Unique identifier: e.g., busid */ - int unique_len; /**< Length of unique field */ - char *devname; /**< For /proc/interrupts */ - int if_version; /**< Highest interface version set */ - - int blocked; /**< Blocked due to VC switch? */ - - /** \name Locks */ - /*@{ */ - spinlock_t count_lock; /**< For inuse, drm_device::open_count, drm_device::buf_use */ - struct semaphore struct_sem; /**< For others */ - /*@} */ - - /** \name Usage Counters */ - /*@{ */ - int open_count; /**< Outstanding files open */ - atomic_t ioctl_count; /**< Outstanding IOCTLs pending */ - atomic_t vma_count; /**< Outstanding vma areas open */ - int buf_use; /**< Buffers in use -- cannot alloc */ - atomic_t buf_alloc; /**< Buffer allocation in progress */ - /*@} */ - - /** \name Performance counters */ - /*@{ */ - unsigned long counters; - drm_stat_type_t types[15]; - atomic_t counts[15]; - /*@} */ - - /** \name Authentication */ - /*@{ */ - drm_file_t *file_first; /**< file list head */ - drm_file_t *file_last; /**< file list tail */ - drm_magic_head_t magiclist[DRM_HASH_SIZE]; /**< magic hash table */ - /*@} */ - - /** \name Memory management */ - /*@{ */ - drm_map_list_t *maplist; /**< Linked list of regions */ - int map_count; /**< Number of mappable regions */ - - /** \name Context handle management */ - /*@{ */ - drm_ctx_list_t *ctxlist; /**< Linked list of context handles */ - int ctx_count; /**< Number of context handles */ - struct semaphore ctxlist_sem; /**< For ctxlist */ - - drm_map_t **context_sareas; /**< per-context SAREA's */ - int max_context; - - drm_vma_entry_t *vmalist; /**< List of vmas (for debugging) */ - drm_lock_data_t lock; /**< Information on hardware lock */ - /*@} */ - - /** \name DMA queues (contexts) */ - /*@{ */ - int queue_count; /**< Number of active DMA queues */ - int queue_reserved; /**< Number of reserved DMA queues */ - int queue_slots; /**< Actual length of queuelist */ - drm_queue_t **queuelist; /**< Vector of pointers to DMA queues */ - drm_device_dma_t *dma; /**< Optional pointer for DMA support */ - /*@} */ - - /** \name Context support */ - /*@{ */ - int irq; /**< Interrupt used by board */ - int irq_enabled; /**< True if irq handler is enabled */ - __volatile__ long context_flag; /**< Context swapping flag */ - __volatile__ long interrupt_flag; /**< Interruption handler flag */ - __volatile__ long dma_flag; /**< DMA dispatch flag */ - struct timer_list timer; /**< Timer for delaying ctx switch */ - wait_queue_head_t context_wait; /**< Processes waiting on ctx switch */ - int last_checked; /**< Last context checked for DMA */ - int last_context; /**< Last current context */ - unsigned long last_switch; /**< jiffies at last context switch */ - /*@} */ - -#if !HAS_WORKQUEUE - struct tq_struct tq; -#else - struct work_struct work; -#endif - /** \name VBLANK IRQ support */ - /*@{ */ - - wait_queue_head_t vbl_queue; /**< VBLANK wait queue */ - atomic_t vbl_received; - spinlock_t vbl_lock; - drm_vbl_sig_t vbl_sigs; /**< signal list to send on VBLANK */ - unsigned int vbl_pending; - - /*@} */ - cycles_t ctx_start; - cycles_t lck_start; - - struct fasync_struct *buf_async;/**< Processes waiting for SIGIO */ - wait_queue_head_t buf_readers; /**< Processes waiting to read */ - wait_queue_head_t buf_writers; /**< Processes waiting to ctx switch */ - - drm_agp_head_t *agp; /**< AGP data */ - - struct pci_dev *pdev; /**< PCI device structure */ - int pci_domain; /**< PCI bus domain number */ - int pci_bus; /**< PCI bus number */ - int pci_slot; /**< PCI slot number */ - int pci_func; /**< PCI function number */ -#ifdef __alpha__ -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,3) - struct pci_controler *hose; -#else - struct pci_controller *hose; -#endif -#endif - drm_sg_mem_t *sg; /**< Scatter gather memory */ - unsigned long *ctx_bitmap; /**< context bitmap */ - void *dev_private; /**< device private data */ - drm_sigdata_t sigdata; /**< For block_all_signals */ - sigset_t sigmask; - - struct drm_driver *driver; - drm_local_map_t *agp_buffer_map; - unsigned int agp_buffer_token; - drm_head_t primary; /**< primary screen head */ -} drm_device_t; - -static __inline__ int drm_core_check_feature(struct drm_device *dev, - int feature) -{ - return ((dev->driver->driver_features & feature) ? 1 : 0); -} - -#if __OS_HAS_AGP -static inline int drm_core_has_AGP(struct drm_device *dev) -{ - return drm_core_check_feature(dev, DRIVER_USE_AGP); -} -#else -#define drm_core_has_AGP(dev) (0) -#endif - -#if __OS_HAS_MTRR -static inline int drm_core_has_MTRR(struct drm_device *dev) -{ - return drm_core_check_feature(dev, DRIVER_USE_MTRR); -} -#else -#define drm_core_has_MTRR(dev) (0) -#endif - -/******************************************************************/ -/** \name Internal function definitions */ -/*@{*/ - - /* Driver support (drm_drv.h) */ -extern int drm_fb_loaded; -extern int __devinit drm_init(struct drm_driver *driver, - struct pci_device_id *pciidlist); -extern void __exit drm_exit(struct drm_driver *driver); -extern void __exit drm_cleanup_pci(struct pci_dev *pdev); -extern int drm_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern long drm_compat_ioctl(struct file *filp, - unsigned int cmd, unsigned long arg); - -extern int drm_lastclose(drm_device_t * dev); - - /* Device support (drm_fops.h) */ -extern int drm_open(struct inode *inode, struct file *filp); -extern int drm_stub_open(struct inode *inode, struct file *filp); -extern int drm_fasync(int fd, struct file *filp, int on); -extern int drm_release(struct inode *inode, struct file *filp); -unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); - - /* Mapping support (drm_vm.h) */ -extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); -extern unsigned long drm_core_get_map_ofs(drm_map_t * map); -extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev); - - /* Memory management support (drm_memory.h) */ -#include "drm_memory.h" -extern void drm_mem_init(void); -extern int drm_mem_info(char *buf, char **start, off_t offset, - int request, int *eof, void *data); -extern void *drm_calloc(size_t nmemb, size_t size, int area); -extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area); -extern unsigned long drm_alloc_pages(int order, int area); -extern void drm_free_pages(unsigned long address, int order, int area); -extern DRM_AGP_MEM *drm_alloc_agp(drm_device_t *dev, int pages, u32 type); -extern int drm_free_agp(DRM_AGP_MEM * handle, int pages); -extern int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start); -extern int drm_unbind_agp(DRM_AGP_MEM * handle); - - /* Misc. IOCTL support (drm_ioctl.h) */ -extern int drm_irq_by_busid(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_setunique(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getmap(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getclient(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getstats(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_setversion(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_noop(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - - /* Context IOCTL support (drm_context.h) */ -extern int drm_resctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_addctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_modctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_switchctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_newctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_rmctx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - -extern int drm_context_switch_complete(drm_device_t * dev, int new); - -extern int drm_ctxbitmap_init(drm_device_t * dev); -extern void drm_ctxbitmap_cleanup(drm_device_t * dev); -extern void drm_ctxbitmap_free(drm_device_t * dev, int ctx_handle); - -extern int drm_setsareactx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_getsareactx(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - - /* Drawable IOCTL support (drm_drawable.h) */ -extern int drm_adddraw(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_rmdraw(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - - /* Authentication IOCTL support (drm_auth.h) */ -extern int drm_getmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_authmagic(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - - /* Locking IOCTL support (drm_lock.h) */ -extern int drm_lock(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_unlock(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context); -extern int drm_lock_free(drm_device_t * dev, - __volatile__ unsigned int *lock, unsigned int context); - - /* Buffer management support (drm_bufs.h) */ -extern int drm_addbufs_agp(drm_device_t * dev, drm_buf_desc_t * request); -extern int drm_addbufs_pci(drm_device_t * dev, drm_buf_desc_t * request); -extern int drm_addbufs_fb (drm_device_t * dev, drm_buf_desc_t * request); -extern int drm_addmap(drm_device_t * dev, unsigned int offset, - unsigned int size, drm_map_type_t type, - drm_map_flags_t flags, drm_local_map_t ** map_ptr); -extern int drm_addmap_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_rmmap(drm_device_t *dev, drm_local_map_t *map); -extern int drm_rmmap_locked(drm_device_t *dev, drm_local_map_t *map); -extern int drm_rmmap_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_addbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_infobufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_markbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_freebufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_mapbufs(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_order(unsigned long size); -extern unsigned long drm_get_resource_start(drm_device_t *dev, - unsigned int resource); -extern unsigned long drm_get_resource_len(drm_device_t *dev, - unsigned int resource); - - /* DMA support (drm_dma.h) */ -extern int drm_dma_setup(drm_device_t * dev); -extern void drm_dma_takedown(drm_device_t * dev); -extern void drm_free_buffer(drm_device_t * dev, drm_buf_t * buf); -extern void drm_core_reclaim_buffers(drm_device_t *dev, struct file *filp); - - /* IRQ support (drm_irq.h) */ -extern int drm_control(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern irqreturn_t drm_irq_handler(DRM_IRQ_ARGS); -extern int drm_irq_uninstall(drm_device_t *dev); -extern void drm_driver_irq_preinstall(drm_device_t * dev); -extern void drm_driver_irq_postinstall(drm_device_t * dev); -extern void drm_driver_irq_uninstall(drm_device_t * dev); - -extern int drm_wait_vblank(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_vblank_wait(drm_device_t * dev, unsigned int *vbl_seq); -extern void drm_vbl_send_signals(drm_device_t * dev); - - /* AGP/GART support (drm_agpsupport.h) */ -extern drm_agp_head_t *drm_agp_init(drm_device_t *dev); -extern int drm_agp_acquire(drm_device_t * dev); -extern int drm_agp_acquire_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_release(drm_device_t *dev); -extern int drm_agp_release_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_enable(drm_device_t *dev, drm_agp_mode_t mode); -extern int drm_agp_enable_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_info(drm_device_t * dev, drm_agp_info_t *info); -extern int drm_agp_info_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_alloc(drm_device_t *dev, drm_agp_buffer_t *request); -extern int drm_agp_alloc_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_free(drm_device_t *dev, drm_agp_buffer_t *request); -extern int drm_agp_free_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_unbind(drm_device_t *dev, drm_agp_binding_t *request); -extern int drm_agp_unbind_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_agp_bind(drm_device_t *dev, drm_agp_binding_t *request); -extern int drm_agp_bind_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,11) -extern DRM_AGP_MEM *drm_agp_allocate_memory(size_t pages, u32 type); -#else -extern DRM_AGP_MEM *drm_agp_allocate_memory(struct agp_bridge_data *bridge, size_t pages, u32 type); -#endif -extern int drm_agp_free_memory(DRM_AGP_MEM * handle); -extern int drm_agp_bind_memory(DRM_AGP_MEM * handle, off_t start); -extern int drm_agp_unbind_memory(DRM_AGP_MEM * handle); - - /* Stub support (drm_stub.h) */ -extern int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent, - struct drm_driver *driver); -extern int drm_put_dev(drm_device_t * dev); -extern int drm_put_head(drm_head_t * head); -extern unsigned int drm_debug; /* 1 to enable debug output */ -extern unsigned int cards_limit; -extern drm_head_t **drm_heads; -extern struct drm_sysfs_class *drm_class; -extern struct proc_dir_entry *drm_proc_root; - - /* Proc support (drm_proc.h) */ -extern int drm_proc_init(drm_device_t * dev, - int minor, - struct proc_dir_entry *root, - struct proc_dir_entry **dev_root); -extern int drm_proc_cleanup(int minor, - struct proc_dir_entry *root, - struct proc_dir_entry *dev_root); - - /* Scatter Gather Support (drm_scatter.h) */ -extern void drm_sg_cleanup(drm_sg_mem_t * entry); -extern int drm_sg_alloc(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); -extern int drm_sg_free(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg); - - /* ATI PCIGART support (ati_pcigart.h) */ -extern int drm_ati_pcigart_init(drm_device_t * dev, drm_ati_pcigart_info *gart_info); -extern int drm_ati_pcigart_cleanup(drm_device_t * dev, drm_ati_pcigart_info *gart_info); - -extern drm_dma_handle_t *drm_pci_alloc(drm_device_t * dev, size_t size, - size_t align, dma_addr_t maxaddr); -extern void __drm_pci_free(drm_device_t * dev, drm_dma_handle_t *dmah); -extern void drm_pci_free(drm_device_t * dev, drm_dma_handle_t *dmah); - - /* sysfs support (drm_sysfs.c) */ -struct drm_sysfs_class; -extern struct drm_sysfs_class *drm_sysfs_create(struct module *owner, - char *name); -extern void drm_sysfs_destroy(struct drm_sysfs_class *cs); -extern struct class_device *drm_sysfs_device_add(struct drm_sysfs_class *cs, - drm_head_t * head); -extern void drm_sysfs_device_remove(struct class_device *class_dev); - -/* Inline replacements for DRM_IOREMAP macros */ -static __inline__ void drm_core_ioremap(struct drm_map *map, - struct drm_device *dev) -{ - map->handle = drm_ioremap(map->offset, map->size, dev); -} - -static __inline__ void drm_core_ioremap_nocache(struct drm_map *map, - struct drm_device *dev) -{ - map->handle = drm_ioremap_nocache(map->offset, map->size, dev); -} - -static __inline__ void drm_core_ioremapfree(struct drm_map *map, - struct drm_device *dev) -{ - if (map->handle && map->size) - drm_ioremapfree(map->handle, map->size, dev); -} - -static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev, - unsigned int token) -{ - drm_map_list_t *_entry; - list_for_each_entry(_entry, &dev->maplist->head, head) - if (_entry->user_token == token) - return _entry->map; - return NULL; -} - -static __inline__ int drm_device_is_agp(drm_device_t *dev) -{ - if ( dev->driver->device_is_agp != NULL ) { - int err = (*dev->driver->device_is_agp)( dev ); - - if (err != 2) { - return err; - } - } - - return pci_find_capability(dev->pdev, PCI_CAP_ID_AGP); -} - -static __inline__ int drm_device_is_pcie(drm_device_t *dev) -{ - return pci_find_capability(dev->pdev, PCI_CAP_ID_EXP); -} - -static __inline__ void drm_core_dropmap(struct drm_map *map) -{ -} - -#ifndef DEBUG_MEMORY -/** Wrapper around kmalloc() */ -static __inline__ void *drm_alloc(size_t size, int area) -{ - return kmalloc(size, GFP_KERNEL); -} - -/** Wrapper around kfree() */ -static __inline__ void drm_free(void *pt, size_t size, int area) -{ - kfree(pt); -} -#else -extern void *drm_alloc(size_t size, int area); -extern void drm_free(void *pt, size_t size, int area); -#endif - -/*@}*/ - -#endif /* __KERNEL__ */ -#endif |