#ifndef _DRM_P_H_
#define _DRM_P_H_
-/* If you want the memory alloc debug functionality, change define below */
-/* #define DEBUG_MEMORY */
-
#ifdef __KERNEL__
#ifdef __alpha__
/* add include of current.h so that "current" is defined
#include <linux/mm.h>
#include <linux/cdev.h>
#include <linux/mutex.h>
+#include <linux/slab.h>
#if defined(__alpha__) || defined(__powerpc__)
#include <asm/pgtable.h> /* For pte_wrprotect */
#endif
#include "drm_os_linux.h"
#include "drm_hashtab.h"
+#include "drm_mm.h"
+
+#define DRM_UT_CORE 0x01
+#define DRM_UT_DRIVER 0x02
+#define DRM_UT_KMS 0x04
+/*
+ * Three debug levels are defined.
+ * drm_core, drm_driver, drm_kms
+ * drm_core level can be used in the generic drm code. For example:
+ * drm_ioctl, drm_mm, drm_memory
+ * The macro definiton of DRM_DEBUG is used.
+ * DRM_DEBUG(fmt, args...)
+ * The debug info by using the DRM_DEBUG can be obtained by adding
+ * the boot option of "drm.debug=1".
+ *
+ * drm_driver level can be used in the specific drm driver. It is used
+ * to add the debug info related with the drm driver. For example:
+ * i915_drv, i915_dma, i915_gem, radeon_drv,
+ * The macro definition of DRM_DEBUG_DRIVER can be used.
+ * DRM_DEBUG_DRIVER(fmt, args...)
+ * The debug info by using the DRM_DEBUG_DRIVER can be obtained by
+ * adding the boot option of "drm.debug=0x02"
+ *
+ * drm_kms level can be used in the KMS code related with specific drm driver.
+ * It is used to add the debug info related with KMS mode. For example:
+ * the connector/crtc ,
+ * The macro definition of DRM_DEBUG_KMS can be used.
+ * DRM_DEBUG_KMS(fmt, args...)
+ * The debug info by using the DRM_DEBUG_KMS can be obtained by
+ * adding the boot option of "drm.debug=0x04"
+ *
+ * If we add the boot option of "drm.debug=0x06", we can get the debug info by
+ * using the DRM_DEBUG_KMS and DRM_DEBUG_DRIVER.
+ * If we add the boot option of "drm.debug=0x05", we can get the debug info by
+ * using the DRM_DEBUG_KMS and DRM_DEBUG.
+ */
+extern void drm_ut_debug_printk(unsigned int request_level,
+ const char *prefix,
+ const char *function_name,
+ const char *format, ...);
/***********************************************************************/
/** \name DRM template customization defaults */
/*@{*/
#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_MEM_MM 22
-#define DRM_MEM_HASHTAB 23
-
#define DRM_MAX_CTXBITMAP (PAGE_SIZE * 8)
#define DRM_MAP_HASH_OFFSET 0x10000000
* \param arg arguments
*/
#if DRM_DEBUG_CODE
-#define DRM_DEBUG(fmt, arg...) \
+#define DRM_DEBUG(fmt, args...) \
+ do { \
+ drm_ut_debug_printk(DRM_UT_CORE, DRM_NAME, \
+ __func__, fmt, ##args); \
+ } while (0)
+
+#define DRM_DEBUG_DRIVER(fmt, args...) \
+ do { \
+ drm_ut_debug_printk(DRM_UT_DRIVER, DRM_NAME, \
+ __func__, fmt, ##args); \
+ } while (0)
+#define DRM_DEBUG_KMS(fmt, args...) \
+ do { \
+ drm_ut_debug_printk(DRM_UT_KMS, DRM_NAME, \
+ __func__, fmt, ##args); \
+ } while (0)
+#define DRM_LOG(fmt, args...) \
+ do { \
+ drm_ut_debug_printk(DRM_UT_CORE, NULL, \
+ NULL, fmt, ##args); \
+ } while (0)
+#define DRM_LOG_KMS(fmt, args...) \
+ do { \
+ drm_ut_debug_printk(DRM_UT_KMS, NULL, \
+ NULL, fmt, ##args); \
+ } while (0)
+#define DRM_LOG_MODE(fmt, args...) \
+ do { \
+ drm_ut_debug_printk(DRM_UT_MODE, NULL, \
+ NULL, fmt, ##args); \
+ } while (0)
+#define DRM_LOG_DRIVER(fmt, args...) \
do { \
- if ( drm_debug ) \
- printk(KERN_DEBUG \
- "[" DRM_NAME ":%s] " fmt , \
- __func__ , ##arg); \
+ drm_ut_debug_printk(DRM_UT_DRIVER, NULL, \
+ NULL, fmt, ##args); \
} while (0)
#else
+#define DRM_DEBUG_DRIVER(fmt, args...) do { } while (0)
+#define DRM_DEBUG_KMS(fmt, args...) do { } while (0)
#define DRM_DEBUG(fmt, arg...) do { } while (0)
-#endif
-
-#define DRM_PROC_LIMIT (PAGE_SIZE-80)
+#define DRM_LOG(fmt, arg...) do { } while (0)
+#define DRM_LOG_KMS(fmt, args...) do { } while (0)
+#define DRM_LOG_MODE(fmt, arg...) do { } while (0)
+#define DRM_LOG_DRIVER(fmt, arg...) do { } while (0)
-#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; }
+#endif
/*@}*/
#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, file_priv ) \
-do { \
- if (!_DRM_LOCK_IS_HELD(file_priv->master->lock.hw_lock->lock) || \
- file_priv->master->lock.file_priv != file_priv) { \
+#define LOCK_TEST_WITH_RETURN( dev, _file_priv ) \
+do { \
+ if (!_DRM_LOCK_IS_HELD(_file_priv->master->lock.hw_lock->lock) || \
+ _file_priv->master->lock.file_priv != _file_priv) { \
DRM_ERROR( "%s called without lock held, held %d owner %p %p\n",\
- __func__, _DRM_LOCK_IS_HELD(file_priv->master->lock.hw_lock->lock),\
- file_priv->master->lock.file_priv, file_priv); \
- return -EINVAL; \
- } \
+ __func__, _DRM_LOCK_IS_HELD(_file_priv->master->lock.hw_lock->lock),\
+ _file_priv->master->lock.file_priv, _file_priv); \
+ 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.
typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd,
unsigned long arg);
+#define DRM_IOCTL_NR(n) _IOC_NR(n)
+#define DRM_MAJOR 226
+
#define DRM_AUTH 0x1
#define DRM_MASTER 0x2
#define DRM_ROOT_ONLY 0x4
#define DRM_CONTROL_ALLOW 0x8
+#define DRM_UNLOCKED 0x10
struct drm_ioctl_desc {
unsigned int cmd;
- drm_ioctl_t *func;
int flags;
+ drm_ioctl_t *func;
};
/**
* Creates a driver or general drm_ioctl_desc array entry for the given
* ioctl, for use by drm_ioctl().
*/
-#define DRM_IOCTL_DEF(ioctl, func, flags) \
- [DRM_IOCTL_NR(ioctl)] = {ioctl, func, flags}
+#define DRM_IOCTL_DEF(ioctl, _func, _flags) \
+ [DRM_IOCTL_NR(ioctl)] = {.cmd = ioctl, .func = _func, .flags = _flags}
struct drm_magic_entry {
struct list_head head;
struct drm_freelist freelist;
};
+/* Event queued up for userspace to read */
+struct drm_pending_event {
+ struct drm_event *event;
+ struct list_head link;
+ struct drm_file *file_priv;
+ void (*destroy)(struct drm_pending_event *event);
+};
+
/** File private data */
struct drm_file {
int authenticated;
struct drm_master *master; /* master this node is currently associated with
N.B. not always minor->master */
struct list_head fbs;
+
+ wait_queue_head_t event_wait;
+ struct list_head event_list;
+ int event_space;
};
/** Wait queue */
};
-/*
- * Generic memory manager structs
+/**
+ * Kernel side of a mapping
*/
-
-struct drm_mm_node {
- struct list_head fl_entry;
- struct list_head ml_entry;
- int free;
- unsigned long start;
- unsigned long size;
- struct drm_mm *mm;
- void *private;
-};
-
-struct drm_mm {
- struct list_head fl_entry;
- struct list_head ml_entry;
+struct drm_local_map {
+ resource_size_t offset; /**< Requested physical address (0 for SAREA)*/
+ unsigned long size; /**< Requested physical size (bytes) */
+ enum drm_map_type type; /**< Type of memory to map */
+ enum drm_map_flags flags; /**< Flags */
+ void *handle; /**< User-space: "Handle" to pass to mmap() */
+ /**< Kernel-space: kernel-virtual address */
+ int mtrr; /**< MTRR slot used */
};
+typedef struct drm_local_map drm_local_map_t;
/**
* Mappings list
struct drm_map_list {
struct list_head head; /**< list head */
struct drm_hash_item hash;
- struct drm_map *map; /**< mapping */
+ struct drm_local_map *map; /**< mapping */
uint64_t user_token;
struct drm_master *master;
struct drm_mm_node *file_offset_node; /**< fake offset */
};
-typedef struct drm_map drm_local_map_t;
-
/**
* Context handle list
*/
struct drm_file *tag; /**< associated fd private data */
};
-struct drm_vbl_sig {
- struct list_head head;
- unsigned int sequence;
- struct siginfo info;
- struct task_struct *task;
-};
-
/* location of GART table */
#define DRM_ATI_GART_MAIN 1
#define DRM_ATI_GART_FB 2
dma_addr_t bus_addr;
dma_addr_t table_mask;
struct drm_dma_handle *table_handle;
- drm_local_map_t mapping;
+ struct drm_local_map mapping;
int table_size;
};
int (*kernel_context_switch) (struct drm_device *dev, int old,
int new);
void (*kernel_context_switch_unlock) (struct drm_device *dev);
- int (*dri_library_name) (struct drm_device *dev, char *buf);
/**
* get_vblank_counter - get raw hardware vblank counter
struct drm_file *file_priv);
void (*reclaim_buffers_idlelocked) (struct drm_device *dev,
struct drm_file *file_priv);
- unsigned long (*get_map_ofs) (struct drm_map * map);
- unsigned long (*get_reg_ofs) (struct drm_device *dev);
+ resource_size_t (*get_map_ofs) (struct drm_local_map * map);
+ resource_size_t (*get_reg_ofs) (struct drm_device *dev);
void (*set_version) (struct drm_device *dev,
struct drm_set_version *sv);
/* Master routines */
int (*master_create)(struct drm_device *dev, struct drm_master *master);
void (*master_destroy)(struct drm_device *dev, struct drm_master *master);
+ /**
+ * master_set is called whenever the minor master is set.
+ * master_drop is called whenever the minor master is dropped.
+ */
+
+ int (*master_set)(struct drm_device *dev, struct drm_file *file_priv,
+ bool from_open);
+ void (*master_drop)(struct drm_device *dev, struct drm_file *file_priv,
+ bool from_release);
int (*proc_init)(struct drm_minor *minor);
void (*proc_cleanup)(struct drm_minor *minor);
+ int (*debugfs_init)(struct drm_minor *minor);
+ void (*debugfs_cleanup)(struct drm_minor *minor);
/**
* Driver-specific constructor for drm_gem_objects, to set up
*/
int (*gem_init_object) (struct drm_gem_object *obj);
void (*gem_free_object) (struct drm_gem_object *obj);
+ void (*gem_free_object_unlocked) (struct drm_gem_object *obj);
+
+ /* vga arb irq handler */
+ void (*vgaarb_irq)(struct drm_device *dev, bool state);
/* Driver private ops for this object */
struct vm_operations_struct *gem_vm_ops;
#define DRM_MINOR_CONTROL 2
#define DRM_MINOR_RENDER 3
+
+/**
+ * debugfs node list. This structure represents a debugfs file to
+ * be created by the drm core
+ */
+struct drm_debugfs_list {
+ const char *name; /** file name */
+ int (*show)(struct seq_file*, void*); /** show callback */
+ u32 driver_features; /**< Required driver features for this entry */
+};
+
+/**
+ * debugfs node structure. This structure represents a debugfs file.
+ */
+struct drm_debugfs_node {
+ struct list_head list;
+ struct drm_minor *minor;
+ struct drm_debugfs_list *debugfs_ent;
+ struct dentry *dent;
+};
+
+/**
+ * Info file list entry. This structure represents a debugfs or proc file to
+ * be created by the drm core
+ */
+struct drm_info_list {
+ const char *name; /** file name */
+ int (*show)(struct seq_file*, void*); /** show callback */
+ u32 driver_features; /**< Required driver features for this entry */
+ void *data;
+};
+
+/**
+ * debugfs node structure. This structure represents a debugfs file.
+ */
+struct drm_info_node {
+ struct list_head list;
+ struct drm_minor *minor;
+ struct drm_info_list *info_ent;
+ struct dentry *dent;
+};
+
/**
* DRM minor structure. This structure represents a drm minor number.
*/
dev_t device; /**< Device number for mknod */
struct device kdev; /**< Linux device */
struct drm_device *dev;
- struct proc_dir_entry *dev_root; /**< proc directory entry */
+
+ struct proc_dir_entry *proc_root; /**< proc directory entry */
+ struct drm_info_node proc_nodes;
+ struct dentry *debugfs_root;
+ struct drm_info_node debugfs_nodes;
+
struct drm_master *master; /* currently active master for this node */
struct list_head master_list;
struct drm_mode_group mode_group;
};
+struct drm_pending_vblank_event {
+ struct drm_pending_event base;
+ int pipe;
+ struct drm_event_vblank event;
+};
+
/**
* DRM device structure. This structure represent a complete card that
* may contain multiple heads.
wait_queue_head_t *vbl_queue; /**< VBLANK wait queue */
atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */
spinlock_t vbl_lock;
- struct list_head *vbl_sigs; /**< signal list to send on VBLANK */
- atomic_t vbl_signal_pending; /* number of signals pending on all crtcs*/
atomic_t *vblank_refcount; /* number of users of vblank interruptsper crtc */
u32 *last_vblank; /* protected by dev->vbl_lock, used */
/* for wraparound handling */
int *vblank_enabled; /* so we don't call enable more than
once per disable */
int *vblank_inmodeset; /* Display driver is setting mode */
+ u32 *last_vblank_wait; /* Last vblank seqno waited per CRTC */
struct timer_list vblank_disable_timer;
u32 max_vblank_count; /**< size of vblank counter register */
+ /**
+ * List of events
+ */
+ struct list_head vblank_event_list;
+ spinlock_t event_lock;
+
/*@} */
cycles_t ctx_start;
cycles_t lck_start;
sigset_t sigmask;
struct drm_driver *driver;
- drm_local_map_t *agp_buffer_map;
+ struct drm_local_map *agp_buffer_map;
unsigned int agp_buffer_token;
struct drm_minor *control; /**< Control node for card */
struct drm_minor *primary; /**< render type primary screen head */
/* 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_ioctl(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(struct drm_device *dev);
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 ssize_t drm_read(struct file *filp, char __user *buffer,
+ size_t count, loff_t *offset);
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 int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma);
extern void drm_vm_open_locked(struct vm_area_struct *vma);
-extern unsigned long drm_core_get_map_ofs(struct drm_map * map);
-extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev);
+extern resource_size_t drm_core_get_map_ofs(struct drm_local_map * map);
+extern resource_size_t drm_core_get_reg_ofs(struct drm_device *dev);
extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait);
/* Memory management support (drm_memory.h) */
/* Buffer management support (drm_bufs.h) */
extern int drm_addbufs_agp(struct drm_device *dev, struct drm_buf_desc * request);
extern int drm_addbufs_pci(struct drm_device *dev, struct drm_buf_desc * request);
-extern int drm_addmap(struct drm_device *dev, unsigned int offset,
+extern int drm_addmap(struct drm_device *dev, resource_size_t offset,
unsigned int size, enum drm_map_type type,
- enum drm_map_flags flags, drm_local_map_t ** map_ptr);
+ enum drm_map_flags flags, struct drm_local_map **map_ptr);
extern int drm_addmap_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
-extern int drm_rmmap(struct drm_device *dev, drm_local_map_t *map);
-extern int drm_rmmap_locked(struct drm_device *dev, drm_local_map_t *map);
+extern int drm_rmmap(struct drm_device *dev, struct drm_local_map *map);
+extern int drm_rmmap_locked(struct drm_device *dev, struct drm_local_map *map);
extern int drm_rmmap_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int drm_addbufs(struct drm_device *dev, void *data,
extern int drm_mapbufs(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int drm_order(unsigned long size);
-extern unsigned long drm_get_resource_start(struct drm_device *dev,
+extern resource_size_t drm_get_resource_start(struct drm_device *dev,
+ unsigned int resource);
+extern resource_size_t drm_get_resource_len(struct drm_device *dev,
unsigned int resource);
-extern unsigned long drm_get_resource_len(struct drm_device *dev,
- unsigned int resource);
/* DMA support (drm_dma.h) */
extern int drm_dma_setup(struct drm_device *dev);
extern void drm_handle_vblank(struct drm_device *dev, int crtc);
extern int drm_vblank_get(struct drm_device *dev, int crtc);
extern void drm_vblank_put(struct drm_device *dev, int crtc);
+extern void drm_vblank_off(struct drm_device *dev, int crtc);
extern void drm_vblank_cleanup(struct drm_device *dev);
/* Modesetting support */
extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc);
extern void drm_master_put(struct drm_master **master);
extern int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
struct drm_driver *driver);
-extern int drm_put_dev(struct drm_device *dev);
+extern void drm_put_dev(struct drm_device *dev);
extern int drm_put_minor(struct drm_minor **minor);
extern unsigned int drm_debug;
extern struct class *drm_class;
extern struct proc_dir_entry *drm_proc_root;
+extern struct dentry *drm_debugfs_root;
extern struct idr drm_minors_idr;
-extern drm_local_map_t *drm_getsarea(struct drm_device *dev);
+extern struct drm_local_map *drm_getsarea(struct drm_device *dev);
/* Proc support (drm_proc.h) */
extern int drm_proc_init(struct drm_minor *minor, int minor_id,
struct proc_dir_entry *root);
extern int drm_proc_cleanup(struct drm_minor *minor, struct proc_dir_entry *root);
+ /* Debugfs support */
+#if defined(CONFIG_DEBUG_FS)
+extern int drm_debugfs_init(struct drm_minor *minor, int minor_id,
+ struct dentry *root);
+extern int drm_debugfs_create_files(struct drm_info_list *files, int count,
+ struct dentry *root, struct drm_minor *minor);
+extern int drm_debugfs_remove_files(struct drm_info_list *files, int count,
+ struct drm_minor *minor);
+extern int drm_debugfs_cleanup(struct drm_minor *minor);
+#endif
+
+ /* Info file support */
+extern int drm_name_info(struct seq_file *m, void *data);
+extern int drm_vm_info(struct seq_file *m, void *data);
+extern int drm_queues_info(struct seq_file *m, void *data);
+extern int drm_bufs_info(struct seq_file *m, void *data);
+extern int drm_vblank_info(struct seq_file *m, void *data);
+extern int drm_clients_info(struct seq_file *m, void* data);
+extern int drm_gem_name_info(struct seq_file *m, void *data);
+extern int drm_gem_object_info(struct seq_file *m, void* data);
+
+#if DRM_DEBUG_CODE
+extern int drm_vma_info(struct seq_file *m, void *data);
+#endif
+
/* Scatter Gather Support (drm_scatter.h) */
extern void drm_sg_cleanup(struct drm_sg_mem * entry);
extern int drm_sg_alloc_ioctl(struct drm_device *dev, void *data,
struct drm_ati_pcigart_info * gart_info);
extern drm_dma_handle_t *drm_pci_alloc(struct drm_device *dev, size_t size,
- size_t align, dma_addr_t maxaddr);
+ size_t align);
extern void __drm_pci_free(struct drm_device *dev, drm_dma_handle_t * dmah);
extern void drm_pci_free(struct drm_device *dev, drm_dma_handle_t * dmah);
extern int drm_sysfs_connector_add(struct drm_connector *connector);
extern void drm_sysfs_connector_remove(struct drm_connector *connector);
-/*
- * Basic memory manager support (drm_mm.c)
- */
-extern struct drm_mm_node *drm_mm_get_block(struct drm_mm_node * parent,
- unsigned long size,
- unsigned alignment);
-extern void drm_mm_put_block(struct drm_mm_node * cur);
-extern struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, unsigned long size,
- unsigned alignment, int best_match);
-extern int drm_mm_init(struct drm_mm *mm, unsigned long start, unsigned long size);
-extern void drm_mm_takedown(struct drm_mm *mm);
-extern int drm_mm_clean(struct drm_mm *mm);
-extern unsigned long drm_mm_tail_space(struct drm_mm *mm);
-extern int drm_mm_remove_space_from_tail(struct drm_mm *mm, unsigned long size);
-extern int drm_mm_add_space_to_tail(struct drm_mm *mm, unsigned long size);
-
/* Graphics Execution Manager library functions (drm_gem.c) */
int drm_gem_init(struct drm_device *dev);
void drm_gem_destroy(struct drm_device *dev);
+void drm_gem_object_release(struct drm_gem_object *obj);
void drm_gem_object_free(struct kref *kref);
+void drm_gem_object_free_unlocked(struct kref *kref);
struct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev,
size_t size);
+int drm_gem_object_init(struct drm_device *dev,
+ struct drm_gem_object *obj, size_t size);
void drm_gem_object_handle_free(struct kref *kref);
+void drm_gem_vm_open(struct vm_area_struct *vma);
+void drm_gem_vm_close(struct vm_area_struct *vma);
int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma);
static inline void
static inline void
drm_gem_object_unreference(struct drm_gem_object *obj)
{
- if (obj == NULL)
- return;
+ if (obj != NULL)
+ kref_put(&obj->refcount, drm_gem_object_free);
+}
- kref_put(&obj->refcount, drm_gem_object_free);
+static inline void
+drm_gem_object_unreference_unlocked(struct drm_gem_object *obj)
+{
+ if (obj != NULL)
+ kref_put(&obj->refcount, drm_gem_object_free_unlocked);
}
int drm_gem_handle_create(struct drm_file *file_priv,
struct drm_gem_object *obj,
- int *handlep);
+ u32 *handlep);
static inline void
drm_gem_object_handle_reference(struct drm_gem_object *obj)
drm_gem_object_unreference(obj);
}
+static inline void
+drm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj)
+{
+ if (obj == NULL)
+ return;
+
+ /*
+ * Must bump handle count first as this may be the last
+ * ref, in which case the object would disappear before we
+ * checked for a name
+ */
+ kref_put(&obj->handlecount, drm_gem_object_handle_free);
+ drm_gem_object_unreference_unlocked(obj);
+}
+
struct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev,
struct drm_file *filp,
- int handle);
+ u32 handle);
int drm_gem_close_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
void drm_gem_open(struct drm_device *dev, struct drm_file *file_private);
void drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
-extern void drm_core_ioremap(struct drm_map *map, struct drm_device *dev);
-extern void drm_core_ioremap_wc(struct drm_map *map, struct drm_device *dev);
-extern void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev);
+extern void drm_core_ioremap(struct drm_local_map *map, struct drm_device *dev);
+extern void drm_core_ioremap_wc(struct drm_local_map *map, struct drm_device *dev);
+extern void drm_core_ioremapfree(struct drm_local_map *map, struct drm_device *dev);
-static __inline__ struct drm_map *drm_core_findmap(struct drm_device *dev,
- unsigned int token)
+static __inline__ struct drm_local_map *drm_core_findmap(struct drm_device *dev,
+ unsigned int token)
{
struct drm_map_list *_entry;
list_for_each_entry(_entry, &dev->maplist, head)
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)
+static __inline__ void drm_core_dropmap(struct drm_local_map *map)
{
- kfree(pt);
}
-/** Wrapper around kcalloc() */
-static __inline__ void *drm_calloc(size_t nmemb, size_t size, int area)
-{
- return kcalloc(nmemb, size, GFP_KERNEL);
-}
-#else
-extern void *drm_alloc(size_t size, int area);
-extern void drm_free(void *pt, size_t size, int area);
-extern void *drm_calloc(size_t nmemb, size_t size, int area);
-#endif
-
+#include "drm_mem_util.h"
/*@}*/
#endif /* __KERNEL__ */
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff