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| author | Dave Airlie <airlied@redhat.com> | 2020-08-11 04:59:19 +0300 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2020-08-11 05:00:30 +0300 |
| commit | 15f9d8b8cf668f24c59322020d267500c48d7383 (patch) | |
| tree | 9b182d287ca0566d95b2e223122fe9dcdcf09e91 /drivers/gpu/drm/ttm/ttm_bo_vm.c | |
| parent | c44264f9f729fd63bd6a81a6ac5cd6cd49af09e5 (diff) | |
| parent | b5ac98cbb8e5e30c34ebc837d1e5a3982d2b5f5c (diff) | |
| download | linux-15f9d8b8cf668f24c59322020d267500c48d7383.tar.xz | |
Merge tag 'drm-misc-fixes-2020-08-04' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
* backmerge from drm-fixes at v5.8-rc7
* add orientation quirk for ASUS T103HAF
* drm/omap: force runtime PM suspend on system suspend
* drm/tidss: fix modeset init for DPI panels
* re-added docs for drm_gem_flink_ioctl()
* ttm: fix page-offset calculation within TTM
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20200804125510.GA29670@linux-uq9g
Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_bo_vm.c')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo_vm.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c index d7a6537dd6ee..dd60b96b7522 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c @@ -510,8 +510,10 @@ static int ttm_bo_vm_access_kmap(struct ttm_buffer_object *bo, int ttm_bo_vm_access(struct vm_area_struct *vma, unsigned long addr, void *buf, int len, int write) { - unsigned long offset = (addr) - vma->vm_start; struct ttm_buffer_object *bo = vma->vm_private_data; + unsigned long offset = (addr) - vma->vm_start + + ((vma->vm_pgoff - drm_vma_node_start(&bo->base.vma_node)) + << PAGE_SHIFT); int ret; if (len < 1 || (offset + len) >> PAGE_SHIFT > bo->num_pages) |