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Merge branch 'drm-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/airlied/drm-2.6

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This commit is contained in:
Linus Torvalds 2005-09-07 17:29:07 -07:00
commit db400b3c4e
4 changed files with 46 additions and 37 deletions
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66
drivers/char/drm/drm_bufs.c
View File

@ -48,8 +48,8 @@ unsigned long drm_get_resource_len(drm_device_t *dev, unsigned int resource)
} }
EXPORT_SYMBOL(drm_get_resource_len); EXPORT_SYMBOL(drm_get_resource_len);
static drm_local_map_t *drm_find_matching_map(drm_device_t *dev, static drm_map_list_t *drm_find_matching_map(drm_device_t *dev,
drm_local_map_t *map) drm_local_map_t *map)
{ {
struct list_head *list; struct list_head *list;
@ -57,7 +57,7 @@ static drm_local_map_t *drm_find_matching_map(drm_device_t *dev,
drm_map_list_t *entry = list_entry(list, drm_map_list_t, head); drm_map_list_t *entry = list_entry(list, drm_map_list_t, head);
if (entry->map && map->type == entry->map->type && if (entry->map && map->type == entry->map->type &&
entry->map->offset == map->offset) { entry->map->offset == map->offset) {
return entry->map; return entry;
} }
} }
@ -114,14 +114,13 @@ static __inline__ unsigned int HandleID(unsigned long lhandle, drm_device_t *dev
* type. Adds the map to the map list drm_device::maplist. Adds MTRR's where * type. Adds the map to the map list drm_device::maplist. Adds MTRR's where
* applicable and if supported by the kernel. * applicable and if supported by the kernel.
*/ */
int drm_addmap(drm_device_t * dev, unsigned int offset, int drm_addmap_core(drm_device_t * dev, unsigned int offset,
unsigned int size, drm_map_type_t type, 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_map_list_t **maplist)
{ {
drm_map_t *map; drm_map_t *map;
drm_map_list_t *list; drm_map_list_t *list;
drm_dma_handle_t *dmah; drm_dma_handle_t *dmah;
drm_local_map_t *found_map;
map = drm_alloc( sizeof(*map), DRM_MEM_MAPS ); map = drm_alloc( sizeof(*map), DRM_MEM_MAPS );
if ( !map ) if ( !map )
@ -166,17 +165,17 @@ int drm_addmap(drm_device_t * dev, unsigned int offset,
* needing to be aware of it. Therefore, we just return success * needing to be aware of it. Therefore, we just return success
* when the server tries to create a duplicate map. * when the server tries to create a duplicate map.
*/ */
found_map = drm_find_matching_map(dev, map); list = drm_find_matching_map(dev, map);
if (found_map != NULL) { if (list != NULL) {
if (found_map->size != map->size) { if (list->map->size != map->size) {
DRM_DEBUG("Matching maps of type %d with " DRM_DEBUG("Matching maps of type %d with "
"mismatched sizes, (%ld vs %ld)\n", "mismatched sizes, (%ld vs %ld)\n",
map->type, map->size, found_map->size); map->type, map->size, list->map->size);
found_map->size = map->size; list->map->size = map->size;
} }
drm_free(map, sizeof(*map), DRM_MEM_MAPS); drm_free(map, sizeof(*map), DRM_MEM_MAPS);
*map_ptr = found_map; *maplist = list;
return 0; return 0;
} }
@ -264,9 +263,22 @@ int drm_addmap(drm_device_t * dev, unsigned int offset,
: map->offset, dev); : map->offset, dev);
up(&dev->struct_sem); up(&dev->struct_sem);
*map_ptr = map; *maplist = list;
return 0; return 0;
} }
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_list_t *list;
int rc;
rc = drm_addmap_core(dev, offset, size, type, flags, &list);
if (!rc)
*map_ptr = list->map;
return rc;
}
EXPORT_SYMBOL(drm_addmap); EXPORT_SYMBOL(drm_addmap);
int drm_addmap_ioctl(struct inode *inode, struct file *filp, int drm_addmap_ioctl(struct inode *inode, struct file *filp,
@ -275,10 +287,9 @@ int drm_addmap_ioctl(struct inode *inode, struct file *filp,
drm_file_t *priv = filp->private_data; drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev; drm_device_t *dev = priv->head->dev;
drm_map_t map; drm_map_t map;
drm_map_t *map_ptr; drm_map_list_t *maplist;
drm_map_t __user *argp = (void __user *)arg; drm_map_t __user *argp = (void __user *)arg;
int err; int err;
unsigned long handle = 0;
if (!(filp->f_mode & 3)) if (!(filp->f_mode & 3))
return -EACCES; /* Require read/write */ return -EACCES; /* Require read/write */
@ -287,26 +298,15 @@ int drm_addmap_ioctl(struct inode *inode, struct file *filp,
return -EFAULT; return -EFAULT;
} }
err = drm_addmap(dev, map.offset, map.size, map.type, map.flags, err = drm_addmap_core(dev, map.offset, map.size, map.type, map.flags,
&map_ptr); &maplist);
if (err) { if (err)
return err; return err;
}
{ if (copy_to_user(argp, maplist->map, sizeof(drm_map_t)))
drm_map_list_t *_entry;
list_for_each_entry(_entry, &dev->maplist->head, head) {
if (_entry->map == map_ptr)
handle = _entry->user_token;
}
if (!handle)
return -EFAULT;
}
if (copy_to_user(argp, map_ptr, sizeof(*map_ptr)))
return -EFAULT; return -EFAULT;
if (put_user(handle, &argp->handle)) if (put_user(maplist->user_token, &argp->handle))
return -EFAULT; return -EFAULT;
return 0; return 0;
} }
@ -1041,7 +1041,7 @@ static int drm_addbufs_sg(drm_device_t *dev, drm_buf_desc_t *request)
return 0; return 0;
} }
int drm_addbufs_fb(drm_device_t *dev, drm_buf_desc_t *request) static int drm_addbufs_fb(drm_device_t *dev, drm_buf_desc_t *request)
{ {
drm_device_dma_t *dma = dev->dma; drm_device_dma_t *dma = dev->dma;
drm_buf_entry_t *entry; drm_buf_entry_t *entry;

2
drivers/char/drm/drm_context.c
View File

@ -308,7 +308,7 @@ found:
* *
* Attempt to set drm_device::context_flag. * Attempt to set drm_device::context_flag.
*/ */
int drm_context_switch( drm_device_t *dev, int old, int new ) static int drm_context_switch( drm_device_t *dev, int old, int new )
{ {
if ( test_and_set_bit( 0, &dev->context_flag ) ) { if ( test_and_set_bit( 0, &dev->context_flag ) ) {
DRM_ERROR( "Reentering -- FIXME\n" ); DRM_ERROR( "Reentering -- FIXME\n" );

1
drivers/char/drm/drm_sysfs.c
View File

@ -17,6 +17,7 @@
#include <linux/err.h> #include <linux/err.h>
#include "drm_core.h" #include "drm_core.h"
#include "drmP.h"
struct drm_sysfs_class { struct drm_sysfs_class {
struct class_device_attribute attr; struct class_device_attribute attr;

14
drivers/char/drm/mga_dma.c
View File

@ -417,6 +417,7 @@ int mga_driver_preinit(drm_device_t *dev, unsigned long flags)
return 0; return 0;
} }
#if __OS_HAS_AGP
/** /**
* Bootstrap the driver for AGP DMA. * Bootstrap the driver for AGP DMA.
* *
@ -560,6 +561,13 @@ static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
DRM_INFO("Initialized card for AGP DMA.\n"); DRM_INFO("Initialized card for AGP DMA.\n");
return 0; return 0;
} }
#else
static int mga_do_agp_dma_bootstrap(drm_device_t * dev,
drm_mga_dma_bootstrap_t * dma_bs)
{
return -EINVAL;
}
#endif
/** /**
* Bootstrap the driver for PCI DMA. * Bootstrap the driver for PCI DMA.
@ -697,7 +705,6 @@ static int mga_do_dma_bootstrap(drm_device_t * dev,
* carve off portions of it for internal uses. The remaining memory * carve off portions of it for internal uses. The remaining memory
* is returned to user-mode to be used for AGP textures. * is returned to user-mode to be used for AGP textures.
*/ */
if (is_agp) { if (is_agp) {
err = mga_do_agp_dma_bootstrap(dev, dma_bs); err = mga_do_agp_dma_bootstrap(dev, dma_bs);
} }
@ -932,6 +939,7 @@ static int mga_do_cleanup_dma( drm_device_t *dev )
drm_core_ioremapfree(dev->agp_buffer_map, dev); drm_core_ioremapfree(dev->agp_buffer_map, dev);
if (dev_priv->used_new_dma_init) { if (dev_priv->used_new_dma_init) {
#if __OS_HAS_AGP
if (dev_priv->agp_mem != NULL) { if (dev_priv->agp_mem != NULL) {
dev_priv->agp_textures = NULL; dev_priv->agp_textures = NULL;
drm_unbind_agp(dev_priv->agp_mem); drm_unbind_agp(dev_priv->agp_mem);
@ -944,7 +952,7 @@ static int mga_do_cleanup_dma( drm_device_t *dev )
if ((dev->agp != NULL) && dev->agp->acquired) { if ((dev->agp != NULL) && dev->agp->acquired) {
err = drm_agp_release(dev); err = drm_agp_release(dev);
} }
#endif
dev_priv->used_new_dma_init = 0; dev_priv->used_new_dma_init = 0;
} }
@ -965,7 +973,7 @@ static int mga_do_cleanup_dma( drm_device_t *dev )
} }
} }
return 0; return err;
} }
int mga_dma_init( DRM_IOCTL_ARGS ) int mga_dma_init( DRM_IOCTL_ARGS )