diff options
Diffstat (limited to 'drivers/gpu/drm/xen/xen_drm_front_gem.c')
| -rw-r--r-- | drivers/gpu/drm/xen/xen_drm_front_gem.c | 29 |
1 files changed, 10 insertions, 19 deletions
diff --git a/drivers/gpu/drm/xen/xen_drm_front_gem.c b/drivers/gpu/drm/xen/xen_drm_front_gem.c index 53c376d55fcf..f0b85e094111 100644 --- a/drivers/gpu/drm/xen/xen_drm_front_gem.c +++ b/drivers/gpu/drm/xen/xen_drm_front_gem.c @@ -8,20 +8,19 @@ * Author: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com> */ -#include "xen_drm_front_gem.h" +#include <linux/dma-buf.h> +#include <linux/scatterlist.h> +#include <linux/shmem_fs.h> -#include <drm/drmP.h> #include <drm/drm_fb_helper.h> #include <drm/drm_gem.h> +#include <drm/drm_prime.h> #include <drm/drm_probe_helper.h> -#include <linux/dma-buf.h> -#include <linux/scatterlist.h> -#include <linux/shmem_fs.h> - #include <xen/balloon.h> #include "xen_drm_front.h" +#include "xen_drm_front_gem.h" struct xen_gem_object { struct drm_gem_object base; @@ -224,8 +223,7 @@ xen_drm_front_gem_import_sg_table(struct drm_device *dev, static int gem_mmap_obj(struct xen_gem_object *xen_obj, struct vm_area_struct *vma) { - unsigned long addr = vma->vm_start; - int i; + int ret; /* * clear the VM_PFNMAP flag that was set by drm_gem_mmap(), and set the @@ -252,18 +250,11 @@ static int gem_mmap_obj(struct xen_gem_object *xen_obj, * FIXME: as we insert all the pages now then no .fault handler must * be called, so don't provide one */ - for (i = 0; i < xen_obj->num_pages; i++) { - int ret; - - ret = vm_insert_page(vma, addr, xen_obj->pages[i]); - if (ret < 0) { - DRM_ERROR("Failed to insert pages into vma: %d\n", ret); - return ret; - } + ret = vm_map_pages(vma, xen_obj->pages, xen_obj->num_pages); + if (ret < 0) + DRM_ERROR("Failed to map pages into vma: %d\n", ret); - addr += PAGE_SIZE; - } - return 0; + return ret; } int xen_drm_front_gem_mmap(struct file *filp, struct vm_area_struct *vma) |