geemili
/
drm
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge git://proxy01.pd.intel.com:9419/git/mesa/drm into crestline

main
Nian Wu 2007-03-19 17:00:31 +08:00
parent df73975980 1e77e52755
commit 8398b99d8d
17 changed files with 165 additions and 207 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
linux-core/drmP.h
View File

@ -1182,11 +1182,6 @@ static inline drm_mm_t *drm_get_mm(drm_mm_node_t *block)
return block->mm;
}
extern void drm_core_ioremap(struct drm_map *map, struct drm_device *dev);
extern void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev);

13
linux-core/drm_drv.c
View File

@ -442,7 +442,7 @@ void drm_exit(struct drm_driver *driver)
EXPORT_SYMBOL(drm_exit);
/** File operations structure */
static struct file_operations drm_stub_fops = {
static const struct file_operations drm_stub_fops = {
.owner = THIS_MODULE,
.open = drm_stub_open
};
@ -591,21 +591,20 @@ int drm_ioctl(struct inode *inode, struct file *filp,
current->pid, cmd, nr, (long)old_encode_dev(priv->head->device),
priv->authenticated);
if (nr >= DRIVER_IOCTL_COUNT &&
(nr < DRM_COMMAND_BASE || nr >= DRM_COMMAND_END))
if ((nr >= DRIVER_IOCTL_COUNT) &&
((nr < DRM_COMMAND_BASE) || (nr >= DRM_COMMAND_END)))
goto err_i1;
if ((nr >= DRM_COMMAND_BASE) && (nr < DRM_COMMAND_END)
&& (nr < DRM_COMMAND_BASE + dev->driver->num_ioctls))
ioctl = &dev->driver->ioctls[nr - DRM_COMMAND_BASE];
else if (nr >= DRM_COMMAND_END || nr < DRM_COMMAND_BASE)
else if ((nr >= DRM_COMMAND_END) || (nr < DRM_COMMAND_BASE))
ioctl = &drm_ioctls[nr];
else
goto err_i1;
func = ioctl->func;
if ((nr == DRM_IOCTL_NR(DRM_IOCTL_DMA)) && dev->driver->dma_ioctl) /* Local override? */
/* is there a local override? */
if ((nr == DRM_IOCTL_NR(DRM_IOCTL_DMA)) && dev->driver->dma_ioctl)
func = dev->driver->dma_ioctl;
if (!func) {

8
linux-core/drm_fops.c
View File

@ -379,19 +379,11 @@ static void drm_object_release(struct file *filp) {
head = &priv->user_objects;
}
for(i=0; i<_DRM_NO_REF_TYPES; ++i) {
drm_ht_remove(&priv->refd_object_hash[i]);
}
}
/**
* Release file.
*

10
linux-core/drm_ioctl.c
View File

@ -138,12 +138,12 @@ static int drm_set_busid(drm_device_t * dev)
{
int len;
if (dev->unique != NULL)
return EBUSY;
return -EBUSY;
dev->unique_len = 40;
dev->unique = drm_alloc(dev->unique_len + 1, DRM_MEM_DRIVER);
if (dev->unique == NULL)
return ENOMEM;
return -ENOMEM;
len = snprintf(dev->unique, dev->unique_len, "pci:%04x:%02x:%02x.%d",
drm_get_pci_domain(dev),
@ -156,7 +156,7 @@ static int drm_set_busid(drm_device_t * dev)
dev->devname = drm_alloc(strlen(dev->driver->pci_driver.name) + dev->unique_len + 2,
DRM_MEM_DRIVER);
if (dev->devname == NULL)
return ENOMEM;
return -ENOMEM;
sprintf(dev->devname, "%s@%s", dev->driver->pci_driver.name, dev->unique);
@ -343,7 +343,7 @@ int drm_setversion(DRM_IOCTL_ARGS)
if (sv.drm_di_major != -1) {
if (sv.drm_di_major != DRM_IF_MAJOR ||
sv.drm_di_minor < 0 || sv.drm_di_minor > DRM_IF_MINOR)
return EINVAL;
return -EINVAL;
if_version = DRM_IF_VERSION(sv.drm_di_major, sv.drm_di_minor);
dev->if_version = max(if_version, dev->if_version);
if (sv.drm_di_minor >= 1) {
@ -357,7 +357,7 @@ int drm_setversion(DRM_IOCTL_ARGS)
if (sv.drm_dd_major != -1) {
if (sv.drm_dd_major != dev->driver->major ||
sv.drm_dd_minor < 0 || sv.drm_dd_minor > dev->driver->minor)
return EINVAL;
return -EINVAL;
if (dev->driver->set_version)
dev->driver->set_version(dev, &sv);

51
linux-core/drm_memory.c
View File

@ -213,6 +213,49 @@ void drm_free_pages(unsigned long address, int order, int area)
}
#if __OS_HAS_AGP
static void *agp_remap(unsigned long offset, unsigned long size,
drm_device_t * dev)
{
unsigned long *phys_addr_map, i, num_pages =
PAGE_ALIGN(size) / PAGE_SIZE;
struct drm_agp_mem *agpmem;
struct page **page_map;
void *addr;
size = PAGE_ALIGN(size);
#ifdef __alpha__
offset -= dev->hose->mem_space->start;
#endif
for (agpmem = dev->agp->memory; agpmem; agpmem = agpmem->next)
if (agpmem->bound <= offset
&& (agpmem->bound + (agpmem->pages << PAGE_SHIFT)) >=
(offset + size))
break;
if (!agpmem)
return NULL;
/*
* OK, we're mapping AGP space on a chipset/platform on which memory accesses by
* the CPU do not get remapped by the GART. We fix this by using the kernel's
* page-table instead (that's probably faster anyhow...).
*/
/* note: use vmalloc() because num_pages could be large... */
page_map = vmalloc(num_pages * sizeof(struct page *));
if (!page_map)
return NULL;
phys_addr_map =
agpmem->memory->memory + (offset - agpmem->bound) / PAGE_SIZE;
for (i = 0; i < num_pages; ++i)
page_map[i] = pfn_to_page(phys_addr_map[i] >> PAGE_SHIFT);
addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP);
vfree(page_map);
return addr;
}
/** Wrapper around agp_allocate_memory() */
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,11)
DRM_AGP_MEM *drm_alloc_agp(drm_device_t *dev, int pages, u32 type)
@ -243,7 +286,15 @@ int drm_unbind_agp(DRM_AGP_MEM * handle)
{
return drm_agp_unbind_memory(handle);
}
#else /* __OS_HAS_AGP*/
static void *agp_remap(unsigned long offset, unsigned long size,
drm_device_t * dev)
{
return NULL;
}
#endif /* agp */
#endif /* debug_memory */
void drm_core_ioremap(struct drm_map *map, struct drm_device *dev)

77
linux-core/drm_memory.h
View File

@ -57,83 +57,6 @@
# endif
#endif
/*
* Find the drm_map that covers the range [offset, offset+size).
*/
static inline drm_map_t *drm_lookup_map(unsigned long offset,
unsigned long size, drm_device_t * dev)
{
struct list_head *list;
drm_map_list_t *r_list;
drm_map_t *map;
list_for_each(list, &dev->maplist->head) {
r_list = (drm_map_list_t *) list;
map = r_list->map;
if (!map)
continue;
if (map->offset <= offset
&& (offset + size) <= (map->offset + map->size))
return map;
}
return NULL;
}
static inline void *agp_remap(unsigned long offset, unsigned long size,
drm_device_t * dev)
{
unsigned long *phys_addr_map, i, num_pages =
PAGE_ALIGN(size) / PAGE_SIZE;
struct drm_agp_mem *agpmem;
struct page **page_map;
void *addr;
size = PAGE_ALIGN(size);
#ifdef __alpha__
offset -= dev->hose->mem_space->start;
#endif
for (agpmem = dev->agp->memory; agpmem; agpmem = agpmem->next)
if (agpmem->bound <= offset
&& (agpmem->bound + (agpmem->pages << PAGE_SHIFT)) >=
(offset + size))
break;
if (!agpmem)
return NULL;
/*
* OK, we're mapping AGP space on a chipset/platform on which memory accesses by
* the CPU do not get remapped by the GART. We fix this by using the kernel's
* page-table instead (that's probably faster anyhow...).
*/
/* note: use vmalloc() because num_pages could be large... */
page_map = vmalloc(num_pages * sizeof(struct page *));
if (!page_map)
return NULL;
phys_addr_map =
agpmem->memory->memory + (offset - agpmem->bound) / PAGE_SIZE;
for (i = 0; i < num_pages; ++i)
page_map[i] = pfn_to_page(phys_addr_map[i] >> PAGE_SHIFT);
addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP);
vfree(page_map);
return addr;
}
#else /* __OS_HAS_AGP */
static inline drm_map_t *drm_lookup_map(unsigned long offset,
unsigned long size, drm_device_t * dev)
{
return NULL;
}
static inline void *agp_remap(unsigned long offset, unsigned long size,
drm_device_t * dev)
{
return NULL;
}
#endif

2
linux-core/drm_mm.c
View File

@ -137,8 +137,6 @@ static drm_mm_node_t *drm_mm_split_at_start(drm_mm_node_t *parent,
return child;
}
drm_mm_node_t *drm_mm_get_block(drm_mm_node_t * parent,
unsigned long size, unsigned alignment)
{

2
linux-core/drm_proc.c
View File

@ -75,7 +75,7 @@ static struct drm_proc_list {
#endif
};
#define DRM_PROC_ENTRIES (sizeof(drm_proc_list)/sizeof(drm_proc_list[0]))
#define DRM_PROC_ENTRIES ARRAY_SIZE(drm_proc_list)
/**
* Initialize the DRI proc filesystem for a device.

2
linux-core/i810_dma.c
View File

@ -131,7 +131,7 @@ static int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
return 0;
}
static struct file_operations i810_buffer_fops = {
static const struct file_operations i810_buffer_fops = {
.open = drm_open,
.release = drm_release,
.ioctl = drm_ioctl,

2
linux-core/i830_dma.c
View File

@ -117,7 +117,7 @@ static int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
return 0;
}
static struct file_operations i830_buffer_fops = {
static const struct file_operations i830_buffer_fops = {
.open = drm_open,
.release = drm_release,
.ioctl = drm_ioctl,