diff options
Diffstat (limited to 'include/drm/drmP.h')
| -rw-r--r-- | include/drm/drmP.h | 169 |
1 files changed, 140 insertions, 29 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index e5f4ae989ab..b84d8ae35e6 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -281,16 +281,16 @@ typedef int drm_ioctl_compat_t(struct file *filp, unsigned int cmd, 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; @@ -523,19 +523,32 @@ struct drm_mm { /** + * Kernel side of a mapping + */ +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 */ @@ -560,7 +573,7 @@ struct drm_ati_pcigart_info { 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; }; @@ -675,7 +688,6 @@ struct drm_driver { 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 @@ -747,8 +759,8 @@ struct drm_driver { 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); @@ -758,6 +770,8 @@ struct drm_driver { 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 @@ -793,6 +807,48 @@ struct drm_driver { #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. */ @@ -802,7 +858,12 @@ struct drm_minor { 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; @@ -932,7 +993,7 @@ struct drm_device { 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 */ @@ -1049,8 +1110,8 @@ extern int drm_release(struct inode *inode, struct file *filp); 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) */ @@ -1153,13 +1214,13 @@ extern int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv /* 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, @@ -1173,10 +1234,10 @@ extern int drm_freebufs(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); @@ -1252,22 +1313,48 @@ extern struct drm_master *drm_master_get(struct drm_master *master); 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, @@ -1378,12 +1465,12 @@ int drm_gem_open_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) @@ -1410,7 +1497,7 @@ static __inline__ int drm_device_is_pcie(struct drm_device *dev) return pci_find_capability(dev->pdev, PCI_CAP_ID_EXP); } -static __inline__ void drm_core_dropmap(struct drm_map *map) +static __inline__ void drm_core_dropmap(struct drm_local_map *map) { } @@ -1432,6 +1519,30 @@ static __inline__ void *drm_calloc(size_t nmemb, size_t size, int area) { return kcalloc(nmemb, size, GFP_KERNEL); } + +static __inline__ void *drm_calloc_large(size_t nmemb, size_t size) +{ + u8 *addr; + + if (size <= PAGE_SIZE) + return kcalloc(nmemb, size, GFP_KERNEL); + + addr = vmalloc(nmemb * size); + if (!addr) + return NULL; + + memset(addr, 0, nmemb * size); + + return addr; +} + +static __inline void drm_free_large(void *ptr) +{ + if (!is_vmalloc_addr(ptr)) + return kfree(ptr); + + vfree(ptr); +} #else extern void *drm_alloc(size_t size, int area); extern void drm_free(void *pt, size_t size, int area); |