diff options
| -rw-r--r-- | drivers/gpu/drm/drm_bufs.c | 46 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_context.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_drv.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_gem.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_memory.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_proc.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_vm.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/i810/i810_drv.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i830/i830_drv.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 2 | ||||
| -rw-r--r-- | include/drm/drmP.h | 47 |
11 files changed, 75 insertions, 56 deletions
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c index fab899e..1b8dbd5 100644 --- a/drivers/gpu/drm/drm_bufs.c +++ b/drivers/gpu/drm/drm_bufs.c @@ -50,7 +50,7 @@ resource_size_t drm_get_resource_len(struct drm_device *dev, unsigned int resour EXPORT_SYMBOL(drm_get_resource_len); static struct drm_map_list *drm_find_matching_map(struct drm_device *dev, - drm_local_map_t *map) + struct drm_local_map *map) { struct drm_map_list *entry; list_for_each_entry(entry, &dev->maplist, head) { @@ -89,13 +89,8 @@ static int drm_map_handle(struct drm_device *dev, struct drm_hash_item *hash, } /** - * Ioctl to specify a range of memory that is available for mapping by a non-root process. - * - * \param inode device inode. - * \param file_priv DRM file private. - * \param cmd command. - * \param arg pointer to a drm_map structure. - * \return zero on success or a negative value on error. + * Core function to create a range of memory available for mapping by a + * non-root process. * * Adjusts the memory offset to its absolute value according to the mapping * type. Adds the map to the map list drm_device::maplist. Adds MTRR's where @@ -106,7 +101,7 @@ static int drm_addmap_core(struct drm_device * dev, unsigned int offset, enum drm_map_flags flags, struct drm_map_list ** maplist) { - struct drm_map *map; + struct drm_local_map *map; struct drm_map_list *list; drm_dma_handle_t *dmah; unsigned long user_token; @@ -329,7 +324,7 @@ static int drm_addmap_core(struct drm_device * dev, unsigned int offset, int drm_addmap(struct drm_device * dev, unsigned int 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) { struct drm_map_list *list; int rc; @@ -342,6 +337,17 @@ int drm_addmap(struct drm_device * dev, unsigned int offset, EXPORT_SYMBOL(drm_addmap); +/** + * Ioctl to specify a range of memory that is available for mapping by a + * non-root process. + * + * \param inode device inode. + * \param file_priv DRM file private. + * \param cmd command. + * \param arg pointer to a drm_map structure. + * \return zero on success or a negative value on error. + * + */ int drm_addmap_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { @@ -367,19 +373,13 @@ int drm_addmap_ioctl(struct drm_device *dev, void *data, * Remove a map private from list and deallocate resources if the mapping * isn't in use. * - * \param inode device inode. - * \param file_priv DRM file private. - * \param cmd command. - * \param arg pointer to a struct drm_map structure. - * \return zero on success or a negative value on error. - * * Searches the map on drm_device::maplist, removes it from the list, see if * its being used, and free any associate resource (such as MTRR's) if it's not * being on use. * * \sa drm_addmap */ -int drm_rmmap_locked(struct drm_device *dev, drm_local_map_t *map) +int drm_rmmap_locked(struct drm_device *dev, struct drm_local_map *map) { struct drm_map_list *r_list = NULL, *list_t; drm_dma_handle_t dmah; @@ -442,7 +442,7 @@ int drm_rmmap_locked(struct drm_device *dev, drm_local_map_t *map) } EXPORT_SYMBOL(drm_rmmap_locked); -int drm_rmmap(struct drm_device *dev, drm_local_map_t *map) +int drm_rmmap(struct drm_device *dev, struct drm_local_map *map) { int ret; @@ -462,12 +462,18 @@ EXPORT_SYMBOL(drm_rmmap); * One use case might be after addmap is allowed for normal users for SHM and * gets used by drivers that the server doesn't need to care about. This seems * unlikely. + * + * \param inode device inode. + * \param file_priv DRM file private. + * \param cmd command. + * \param arg pointer to a struct drm_map structure. + * \return zero on success or a negative value on error. */ int drm_rmmap_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_map *request = data; - drm_local_map_t *map = NULL; + struct drm_local_map *map = NULL; struct drm_map_list *r_list; int ret; @@ -1534,7 +1540,7 @@ int drm_mapbufs(struct drm_device *dev, void *data, && (dma->flags & _DRM_DMA_USE_SG)) || (drm_core_check_feature(dev, DRIVER_FB_DMA) && (dma->flags & _DRM_DMA_USE_FB))) { - struct drm_map *map = dev->agp_buffer_map; + struct drm_local_map *map = dev->agp_buffer_map; unsigned long token = dev->agp_buffer_token; if (!map) { diff --git a/drivers/gpu/drm/drm_context.c b/drivers/gpu/drm/drm_context.c index 809ec0f..7d1e53c 100644 --- a/drivers/gpu/drm/drm_context.c +++ b/drivers/gpu/drm/drm_context.c @@ -143,7 +143,7 @@ int drm_getsareactx(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_ctx_priv_map *request = data; - struct drm_map *map; + struct drm_local_map *map; struct drm_map_list *_entry; mutex_lock(&dev->struct_mutex); @@ -186,7 +186,7 @@ int drm_setsareactx(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_ctx_priv_map *request = data; - struct drm_map *map = NULL; + struct drm_local_map *map = NULL; struct drm_map_list *r_list = NULL; mutex_lock(&dev->struct_mutex); diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 14c7a23..6394c2b 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -530,7 +530,7 @@ int drm_ioctl(struct inode *inode, struct file *filp, EXPORT_SYMBOL(drm_ioctl); -drm_local_map_t *drm_getsarea(struct drm_device *dev) +struct drm_local_map *drm_getsarea(struct drm_device *dev) { struct drm_map_list *entry; diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 88d3368..c1173d8 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -502,7 +502,7 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) struct drm_file *priv = filp->private_data; struct drm_device *dev = priv->minor->dev; struct drm_gem_mm *mm = dev->mm_private; - struct drm_map *map = NULL; + struct drm_local_map *map = NULL; struct drm_gem_object *obj; struct drm_hash_item *hash; unsigned long prot; diff --git a/drivers/gpu/drm/drm_memory.c b/drivers/gpu/drm/drm_memory.c index bcc869b..0c707f5 100644 --- a/drivers/gpu/drm/drm_memory.c +++ b/drivers/gpu/drm/drm_memory.c @@ -159,7 +159,7 @@ static inline void *agp_remap(unsigned long offset, unsigned long size, #endif /* debug_memory */ -void drm_core_ioremap(struct drm_map *map, struct drm_device *dev) +void drm_core_ioremap(struct drm_local_map *map, struct drm_device *dev) { if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP) @@ -169,7 +169,7 @@ void drm_core_ioremap(struct drm_map *map, struct drm_device *dev) } EXPORT_SYMBOL(drm_core_ioremap); -void drm_core_ioremap_wc(struct drm_map *map, struct drm_device *dev) +void drm_core_ioremap_wc(struct drm_local_map *map, struct drm_device *dev) { if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP) @@ -179,7 +179,7 @@ void drm_core_ioremap_wc(struct drm_map *map, struct drm_device *dev) } EXPORT_SYMBOL(drm_core_ioremap_wc); -void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev) +void drm_core_ioremapfree(struct drm_local_map *map, struct drm_device *dev) { if (!map->handle || !map->size) return; diff --git a/drivers/gpu/drm/drm_proc.c b/drivers/gpu/drm/drm_proc.c index 8df849f..c1959ba 100644 --- a/drivers/gpu/drm/drm_proc.c +++ b/drivers/gpu/drm/drm_proc.c @@ -247,7 +247,7 @@ static int drm__vm_info(char *buf, char **start, off_t offset, int request, struct drm_minor *minor = (struct drm_minor *) data; struct drm_device *dev = minor->dev; int len = 0; - struct drm_map *map; + struct drm_local_map *map; struct drm_map_list *r_list; /* Hardcoded from _DRM_FRAME_BUFFER, diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index 3ffae02..0d8bbd7 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -91,7 +91,7 @@ static int drm_do_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { struct drm_file *priv = vma->vm_file->private_data; struct drm_device *dev = priv->minor->dev; - struct drm_map *map = NULL; + struct drm_local_map *map = NULL; struct drm_map_list *r_list; struct drm_hash_item *hash; @@ -176,7 +176,7 @@ static int drm_do_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) */ static int drm_do_vm_shm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { - struct drm_map *map = (struct drm_map *) vma->vm_private_data; + struct drm_local_map *map = vma->vm_private_data; unsigned long offset; unsigned long i; struct page *page; @@ -209,7 +209,7 @@ static void drm_vm_shm_close(struct vm_area_struct *vma) struct drm_file *priv = vma->vm_file->private_data; struct drm_device *dev = priv->minor->dev; struct drm_vma_entry *pt, *temp; - struct drm_map *map; + struct drm_local_map *map; struct drm_map_list *r_list; int found_maps = 0; @@ -322,7 +322,7 @@ static int drm_do_vm_dma_fault(struct vm_area_struct *vma, struct vm_fault *vmf) */ static int drm_do_vm_sg_fault(struct vm_area_struct *vma, struct vm_fault *vmf) { - struct drm_map *map = (struct drm_map *) vma->vm_private_data; + struct drm_local_map *map = vma->vm_private_data; struct drm_file *priv = vma->vm_file->private_data; struct drm_device *dev = priv->minor->dev; struct drm_sg_mem *entry = dev->sg; @@ -512,7 +512,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma) return 0; } -unsigned long drm_core_get_map_ofs(struct drm_map * map) +unsigned long drm_core_get_map_ofs(struct drm_local_map * map) { return map->offset; } @@ -547,7 +547,7 @@ int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma) { struct drm_file *priv = filp->private_data; struct drm_device *dev = priv->minor->dev; - struct drm_map *map = NULL; + struct drm_local_map *map = NULL; unsigned long offset = 0; struct drm_hash_item *hash; diff --git a/drivers/gpu/drm/i810/i810_drv.h b/drivers/gpu/drm/i810/i810_drv.h index 0118849..21e2691 100644 --- a/drivers/gpu/drm/i810/i810_drv.h +++ b/drivers/gpu/drm/i810/i810_drv.h @@ -77,8 +77,8 @@ typedef struct _drm_i810_ring_buffer { } drm_i810_ring_buffer_t; typedef struct drm_i810_private { - struct drm_map *sarea_map; - struct drm_map *mmio_map; + struct drm_local_map *sarea_map; + struct drm_local_map *mmio_map; drm_i810_sarea_t *sarea_priv; drm_i810_ring_buffer_t ring; diff --git a/drivers/gpu/drm/i830/i830_drv.h b/drivers/gpu/drm/i830/i830_drv.h index b5bf8cc..da82afe 100644 --- a/drivers/gpu/drm/i830/i830_drv.h +++ b/drivers/gpu/drm/i830/i830_drv.h @@ -84,8 +84,8 @@ typedef struct _drm_i830_ring_buffer { } drm_i830_ring_buffer_t; typedef struct drm_i830_private { - struct drm_map *sarea_map; - struct drm_map *mmio_map; + struct drm_local_map *sarea_map; + struct drm_local_map *mmio_map; drm_i830_sarea_t *sarea_priv; drm_i830_ring_buffer_t ring; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 37427e4..592b24e 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -627,7 +627,7 @@ i915_gem_create_mmap_offset(struct drm_gem_object *obj) struct drm_gem_mm *mm = dev->mm_private; struct drm_i915_gem_object *obj_priv = obj->driver_private; struct drm_map_list *list; - struct drm_map *map; + struct drm_local_map *map; int ret = 0; /* Set the object up for mmap'ing */ diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 34e1676..03a7c11 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -523,19 +523,32 @@ struct drm_mm { /** + * Kernel side of a mapping + */ +struct drm_local_map { + unsigned long 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; }; @@ -747,7 +760,7 @@ 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_map_ofs) (struct drm_local_map * map); unsigned long (*get_reg_ofs) (struct drm_device *dev); void (*set_version) (struct drm_device *dev, struct drm_set_version *sv); @@ -932,7 +945,7 @@ 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 */ @@ -1049,7 +1062,7 @@ 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_map_ofs(struct drm_local_map * map); extern unsigned long drm_core_get_reg_ofs(struct drm_device *dev); extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); @@ -1155,11 +1168,11 @@ 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, 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, @@ -1261,7 +1274,7 @@ extern struct proc_dir_entry *drm_proc_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, @@ -1378,12 +1391,12 @@ 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 +1423,7 @@ 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) { } |
