diff options
Diffstat (limited to 'drivers/gpu/drm/drm_vm.c')
| -rw-r--r-- | drivers/gpu/drm/drm_vm.c | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index c3301046dfaa..52e87e4869a5 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -1,4 +1,4 @@ -/** +/* * \file drm_vm.c * Memory mapping for DRM * @@ -33,15 +33,27 @@ * OTHER DEALINGS IN THE SOFTWARE. */ -#include <drm/drmP.h> #include <linux/export.h> +#include <linux/pci.h> #include <linux/seq_file.h> +#include <linux/vmalloc.h> + #if defined(__ia64__) #include <linux/efi.h> #include <linux/slab.h> #endif #include <linux/mem_encrypt.h> + #include <asm/pgtable.h> + +#include <drm/drm_agpsupport.h> +#include <drm/drm_device.h> +#include <drm/drm_drv.h> +#include <drm/drm_file.h> +#include <drm/drm_framebuffer.h> +#include <drm/drm_gem.h> +#include <drm/drm_print.h> + #include "drm_internal.h" #include "drm_legacy.h" @@ -62,7 +74,8 @@ static pgprot_t drm_io_prot(struct drm_local_map *map, /* We don't want graphics memory to be mapped encrypted */ tmp = pgprot_decrypted(tmp); -#if defined(__i386__) || defined(__x86_64__) || defined(__powerpc__) +#if defined(__i386__) || defined(__x86_64__) || defined(__powerpc__) || \ + defined(__mips__) if (map->type == _DRM_REGISTERS && !(map->flags & _DRM_WRITE_COMBINING)) tmp = pgprot_noncached(tmp); else @@ -73,7 +86,7 @@ static pgprot_t drm_io_prot(struct drm_local_map *map, tmp = pgprot_writecombine(tmp); else tmp = pgprot_noncached(tmp); -#elif defined(__sparc__) || defined(__arm__) || defined(__mips__) +#elif defined(__sparc__) || defined(__arm__) tmp = pgprot_noncached(tmp); #endif return tmp; @@ -584,8 +597,8 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma) vma->vm_ops = &drm_vm_ops; break; } - /* fall through to _DRM_FRAME_BUFFER... */ #endif + /* fall through - to _DRM_FRAME_BUFFER... */ case _DRM_FRAME_BUFFER: case _DRM_REGISTERS: offset = drm_core_get_reg_ofs(dev); @@ -610,7 +623,7 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma) vma->vm_end - vma->vm_start, vma->vm_page_prot)) return -EAGAIN; vma->vm_page_prot = drm_dma_prot(map->type, vma); - /* fall through to _DRM_SHM */ + /* fall through - to _DRM_SHM */ case _DRM_SHM: vma->vm_ops = &drm_vm_shm_ops; vma->vm_private_data = (void *)map; @@ -646,6 +659,7 @@ int drm_legacy_mmap(struct file *filp, struct vm_area_struct *vma) } EXPORT_SYMBOL(drm_legacy_mmap); +#if IS_ENABLED(CONFIG_DRM_LEGACY) void drm_legacy_vma_flush(struct drm_device *dev) { struct drm_vma_entry *vma, *vma_temp; @@ -656,3 +670,4 @@ void drm_legacy_vma_flush(struct drm_device *dev) kfree(vma); } } +#endif |