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-rw-r--r--drivers/char/drm/drmP.h886
1 files changed, 446 insertions, 440 deletions
diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index 121cc85..3dc3c9d 100644
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -1,7 +1,7 @@
/**
- * \file drmP.h
+ * \file drmP.h
* Private header for Direct Rendering Manager
- *
+ *
* \author Rickard E. (Rik) Faith <faith@valinux.com>
* \author Gareth Hughes <gareth@valinux.com>
*/
@@ -43,7 +43,7 @@
* 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__ */
+#endif /* __alpha__ */
#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
@@ -58,7 +58,7 @@
#include <linux/mm.h>
#include <linux/cdev.h>
#if defined(__alpha__) || defined(__powerpc__)
-#include <asm/pgtable.h> /* For pte_wrprotect */
+#include <asm/pgtable.h> /* For pte_wrprotect */
#endif
#include <asm/io.h>
#include <asm/mman.h>
@@ -108,7 +108,6 @@
#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_BSZ 1024 /**< Buffer size for /dev/drm? output */
#define DRM_TIME_SLICE (HZ/20) /**< Time slice for GLXContexts */
#define DRM_LOCK_SLICE 1 /**< Time slice for lock, in jiffies */
@@ -138,16 +137,15 @@
#define DRM_MEM_CTXLIST 21
#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8)
-
-/*@}*/
+/*@}*/
/***********************************************************************/
/** \name Backward compatibility section */
/*@{*/
#ifndef MODULE_LICENSE
-#define MODULE_LICENSE(x)
+#define MODULE_LICENSE(x)
#endif
#ifndef preempt_disable
@@ -155,7 +153,7 @@
#define preempt_enable()
#endif
-#ifndef pte_offset_map
+#ifndef pte_offset_map
#define pte_offset_map pte_offset
#define pte_unmap(pte)
#endif
@@ -166,7 +164,6 @@
/*@}*/
-
/***********************************************************************/
/** \name Macros to make printk easier */
/*@{*/
@@ -195,7 +192,7 @@
/**
* Debug output.
- *
+ *
* \param fmt printf() like format string.
* \param arg arguments
*/
@@ -223,14 +220,13 @@
/*@}*/
-
/***********************************************************************/
/** \name 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_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))
@@ -275,7 +271,7 @@ do { \
if ( copy_to_user( name, value, len ) ) \
return -EFAULT; \
}
-
+
/**
* Ioctl function type.
*
@@ -284,25 +280,25 @@ do { \
* \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_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);
typedef struct drm_ioctl_desc {
- drm_ioctl_t *func;
- int auth_needed;
- int root_only;
+ drm_ioctl_t *func;
+ int auth_needed;
+ int root_only;
} drm_ioctl_desc_t;
typedef struct drm_devstate {
- pid_t owner; /**< X server pid holding x_lock */
+ 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;
+ drm_magic_t magic;
+ struct drm_file *priv;
struct drm_magic_entry *next;
} drm_magic_entry_t;
@@ -313,111 +309,110 @@ typedef struct drm_magic_head {
typedef struct drm_vma_entry {
struct vm_area_struct *vma;
- struct drm_vma_entry *next;
- pid_t pid;
+ 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 */
+ 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 */
+ 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_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 */
+ } list; /**< Which list we're on */
- int dev_priv_size; /**< Size of buffer private storage */
- void *dev_private; /**< Per-buffer private storage */
+ 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;
+ 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 */
+ 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;
+ 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;
+ 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 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;
+ int authenticated;
+ 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 */
+ 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 */
+ 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 */
+ 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 */
+ 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;
@@ -425,10 +420,10 @@ typedef struct drm_queue {
* 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) */
+ 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 */
+ unsigned long lock_time; /**< Time of last lock in jiffies */
} drm_lock_data_t;
/**
@@ -436,29 +431,29 @@ typedef struct drm_lock_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;
+ 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
+ _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;
+ 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;
@@ -469,31 +464,31 @@ typedef struct drm_agp_mem {
* \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 */
- struct agp_bridge_data *bridge;
- 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_KERN agp_info; /**< AGP device information */
+ drm_agp_mem_t *memory; /**< memory entries */
+ unsigned long mode; /**< AGP mode */
+ struct agp_bridge_data *bridge;
+ 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;
+ unsigned long handle;
+ void *virtual;
+ int pages;
+ struct page **pagelist;
+ dma_addr_t *busaddr;
} drm_sg_mem_t;
typedef struct drm_sigdata {
- int context;
+ int context;
drm_hw_lock_t *lock;
} drm_sigdata_t;
@@ -507,8 +502,8 @@ typedef struct drm_dma_handle {
* Mappings list
*/
typedef struct drm_map_list {
- struct list_head head; /**< list head */
- drm_map_t *map; /**< mapping */
+ struct list_head head; /**< list head */
+ drm_map_t *map; /**< mapping */
unsigned int user_token;
} drm_map_list_t;
@@ -518,19 +513,28 @@ 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 */
+ 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;
+ 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;
+ unsigned long addr;
+ dma_addr_t bus_addr;
+} drm_ati_pcigart_info;
/**
* DRM driver structure. This structure represent the common code for
@@ -540,24 +544,26 @@ typedef struct drm_vbl_sig {
struct drm_device;
struct drm_driver {
- int (*preinit)(struct drm_device *, unsigned long flags);
- void (*prerelease)(struct drm_device *, struct file *filp);
- void (*pretakedown)(struct drm_device *);
- int (*postcleanup)(struct drm_device *);
- int (*presetup)(struct drm_device *);
- int (*postsetup)(struct drm_device *);
- int (*dma_ioctl)( DRM_IOCTL_ARGS );
- int (*open_helper)(struct drm_device *, drm_file_t *);
- void (*free_filp_priv)(struct drm_device *, drm_file_t *);
- void (*release)(struct drm_device *, struct file *filp);
- 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);
- void (*kernel_context_switch_unlock)(struct drm_device *dev, drm_lock_t *lock);
- int (*vblank_wait)(struct drm_device *dev, unsigned int *sequence);
-
+ int (*preinit) (struct drm_device *, unsigned long flags);
+ void (*prerelease) (struct drm_device *, struct file * filp);
+ void (*pretakedown) (struct drm_device *);
+ int (*postcleanup) (struct drm_device *);
+ int (*presetup) (struct drm_device *);
+ int (*postsetup) (struct drm_device *);
+ int (*dma_ioctl) (DRM_IOCTL_ARGS);
+ int (*open_helper) (struct drm_device *, drm_file_t *);
+ void (*free_filp_priv) (struct drm_device *, drm_file_t *);
+ void (*release) (struct drm_device *, struct file * filp);
+ 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);
+ void (*kernel_context_switch_unlock) (struct drm_device * dev,
+ drm_lock_t * lock);
+ int (*vblank_wait) (struct drm_device * dev, unsigned int *sequence);
+
/**
* Called by \c drm_device_is_agp. Typically used to determine if a
* card is really attached to AGP or not.
@@ -572,17 +578,17 @@ struct drm_driver {
int (*device_is_agp) (struct drm_device * dev);
/* these have to be filled in */
-
- int (*postinit)(struct drm_device *, unsigned long flags);
- 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);
- 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 (*version)(drm_version_t *version);
+
+ int (*postinit) (struct drm_device *, unsigned long flags);
+ 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);
+ 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 (*version) (drm_version_t * version);
u32 driver_features;
int dev_priv_size;
drm_ioctl_desc_t *ioctls;
@@ -609,128 +615,125 @@ typedef struct drm_head {
* 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 */
+ 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? */
+ 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 */
- /*@}*/
+ /*@{ */
+ 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 */
- /*@}*/
+ /*@{ */
+ 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];
- /*@}*/
+ /*@{ */
+ 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 */
- /*@}*/
+ /*@{ */
+ 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 */
+ /*@{ */
+ 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_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_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 */
- /*@}*/
+ 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 */
- /*@}*/
+ /*@{ */
+ 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 */
+ /*@{ */
+ 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 */
- /*@}*/
-
- struct work_struct work;
+ 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 */
+ /*@} */
+
+ struct work_struct work;
/** \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;
-
- char buf[DRM_BSZ]; /**< Output buffer */
- char *buf_rp; /**< Read pointer */
- char *buf_wp; /**< Write pointer */
- char *buf_end; /**< End pointer */
+ /*@{ */
+
+ 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 */
+ 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 */
+ 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__
struct pci_controller *hose;
#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;
+ 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)
+static __inline__ int drm_core_check_feature(struct drm_device *dev,
+ int feature)
{
return ((dev->driver->driver_features & feature) ? 1 : 0);
}
@@ -738,7 +741,7 @@ static __inline__ int drm_core_check_feature(struct drm_device *dev, int feature
#if __OS_HAS_AGP
static inline int drm_core_has_AGP(struct drm_device *dev)
{
- return drm_core_check_feature(dev, DRIVER_USE_AGP);
+ return drm_core_check_feature(dev, DRIVER_USE_AGP);
}
#else
#define drm_core_has_AGP(dev) (0)
@@ -747,7 +750,7 @@ static inline int drm_core_has_AGP(struct drm_device *dev)
#if __OS_HAS_MTRR
static inline int drm_core_has_MTRR(struct drm_device *dev)
{
- return drm_core_check_feature(dev, DRIVER_USE_MTRR);
+ return drm_core_check_feature(dev, DRIVER_USE_MTRR);
}
#else
#define drm_core_has_MTRR(dev) (0)
@@ -758,234 +761,229 @@ static inline int drm_core_has_MTRR(struct drm_device *dev)
/*@{*/
/* Misc. support (drm_init.h) */
-extern int drm_flags;
-extern void drm_parse_options( char *s );
-extern int drm_cpu_valid( void );
+extern int drm_flags;
+extern void drm_parse_options(char *s);
+extern int drm_cpu_valid(void);
/* Driver support (drm_drv.h) */
-extern int drm_init(struct drm_driver *driver);
-extern void drm_exit(struct drm_driver *driver);
-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_takedown(drm_device_t * dev);
+extern int drm_init(struct drm_driver *driver);
+extern void drm_exit(struct drm_driver *driver);
+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_takedown(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_flush(struct file *filp);
-extern int drm_fasync(int fd, struct file *filp, int on);
-extern int drm_release(struct inode *inode, struct file *filp);
+extern int drm_open(struct inode *inode, struct file *filp);
+extern int drm_stub_open(struct inode *inode, struct file *filp);
+extern int drm_flush(struct file *filp);
+extern int drm_fasync(int fd, struct file *filp, int on);
+extern int drm_release(struct inode *inode, struct file *filp);
/* Mapping support (drm_vm.h) */
-extern int drm_mmap(struct file *filp, struct vm_area_struct *vma);
-extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait);
+extern int drm_mmap(struct file *filp, struct vm_area_struct *vma);
+extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait);
/* 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_realloc(void *oldpt, size_t oldsize, size_t size,
- int area);
+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_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 void *drm_ioremap(unsigned long offset, unsigned long size, drm_device_t *dev);
-extern void *drm_ioremap_nocache(unsigned long offset, unsigned long size,
- drm_device_t *dev);
-extern void drm_ioremapfree(void *pt, unsigned long size, drm_device_t *dev);
-
-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);
+extern void drm_free_pages(unsigned long address, int order, int area);
+extern void *drm_ioremap(unsigned long offset, unsigned long size,
+ drm_device_t * dev);
+extern void *drm_ioremap_nocache(unsigned long offset, unsigned long size,
+ drm_device_t * dev);
+extern void drm_ioremapfree(void *pt, unsigned long size, drm_device_t * dev);
+
+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_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);
/* 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_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 );
+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_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);
-
+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);
+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);
- /* Placeholder for ioctls past */
-extern int drm_noop(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
+ /* Placeholder for ioctls past */
+extern int drm_noop(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);
+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_addmap(drm_device_t *dev, unsigned int offset,
+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_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);
+ 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(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_order( unsigned long size );
-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 unsigned long drm_get_resource_start(drm_device_t *dev,
+extern int drm_order(unsigned long size);
+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 unsigned long drm_get_resource_start(drm_device_t * dev,
unsigned int resource);
-extern unsigned long drm_get_resource_len(drm_device_t *dev,
+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);
+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 int drm_irq_uninstall( drm_device_t *dev );
-extern irqreturn_t drm_irq_handler( DRM_IRQ_ARGS );
-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 );
+extern int drm_control(struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg);
+extern int drm_irq_uninstall(drm_device_t * dev);
+extern irqreturn_t drm_irq_handler(DRM_IRQ_ARGS);
+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 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);
+ 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);
+ 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);
+ 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(struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg);
+extern int drm_agp_free(struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg);
+extern int drm_agp_unbind(struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg);
+extern int drm_agp_bind(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
-extern int drm_agp_alloc(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-extern int drm_agp_free(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-extern int drm_agp_unbind(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-extern int drm_agp_bind(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-extern DRM_AGP_MEM *drm_agp_allocate_memory(struct agp_bridge_data *bridge, size_t pages, u32 type);
-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);
+extern DRM_AGP_MEM *drm_agp_allocate_memory(struct agp_bridge_data *bridge,
+ size_t pages, u32 type);
+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);
+ 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;
-extern unsigned int drm_cards_limit;
+extern unsigned int drm_debug;
+extern unsigned int drm_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);
+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,
- unsigned long *addr,
- dma_addr_t *bus_addr);
-extern int drm_ati_pcigart_cleanup(drm_device_t *dev,
- unsigned long addr,
- dma_addr_t bus_addr);
-
-extern drm_dma_handle_t *drm_pci_alloc(drm_device_t *dev, size_t size,
+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);
+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;
@@ -998,38 +996,41 @@ extern struct class_device *drm_sysfs_device_add(struct drm_sysfs_class *cs,
const char *fmt, ...);
extern void drm_sysfs_device_remove(dev_t dev);
-
/* Inline replacements for DRM_IOREMAP macros */
-static __inline__ void drm_core_ioremap(struct drm_map *map, struct drm_device *dev)
+static __inline__ void drm_core_ioremap(struct drm_map *map,
+ struct drm_device *dev)
{
- map->handle = drm_ioremap( map->offset, map->size, 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)
+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)
+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 );
+ 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)
+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;
+ if (_entry->user_token == token)
+ return _entry->map;
return NULL;
}
-static __inline__ int drm_device_is_agp(drm_device_t *dev)
+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 (dev->driver->device_is_agp != NULL) {
+ int err = (*dev->driver->device_is_agp) (dev);
+
if (err != 2) {
return err;
}
@@ -1038,6 +1039,11 @@ static __inline__ int drm_device_is_agp(drm_device_t *dev)
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)
{
}
@@ -1068,12 +1074,12 @@ extern void *drm_calloc(size_t nmemb, size_t size, int area);
/*@}*/
-extern unsigned long drm_core_get_map_ofs(drm_map_t *map);
+extern unsigned long drm_core_get_map_ofs(drm_map_t * map);
extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev);
#ifndef pci_pretty_name
#define pci_pretty_name(dev) ""
#endif
-#endif /* __KERNEL__ */
+#endif /* __KERNEL__ */
#endif
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