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-rw-r--r--drivers/gpu/drm/drm_bufs.c46
-rw-r--r--drivers/gpu/drm/drm_context.c4
-rw-r--r--drivers/gpu/drm/drm_drv.c2
-rw-r--r--drivers/gpu/drm/drm_gem.c2
-rw-r--r--drivers/gpu/drm/drm_memory.c6
-rw-r--r--drivers/gpu/drm/drm_proc.c2
-rw-r--r--drivers/gpu/drm/drm_vm.c12
-rw-r--r--drivers/gpu/drm/i810/i810_drv.h4
-rw-r--r--drivers/gpu/drm/i830/i830_drv.h4
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c2
-rw-r--r--include/drm/drmP.h47
11 files changed, 75 insertions, 56 deletions
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index fab899eec05..1b8dbd5961b 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 809ec0f0345..7d1e53c10d4 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 14c7a23dc15..6394c2b6765 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 88d3368ffdd..c1173d8c458 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 bcc869bc409..0c707f533ea 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 8df849f6683..c1959badf11 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 3ffae021d28..0d8bbd72ec5 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 0118849a567..21e2691f28f 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 b5bf8cc0fda..da82afe4ded 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 37427e4016c..592b24efeb4 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 34e1676b53d..03a7c11cb24 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)
{
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-02 03:15:23 +0000