Hi Sasha,

please don't apply this patch to any older kernel.

The fix was only needed for a patch which went in with the 5.10 pull request.

Thanks, Christian.

Am 12.12.20 um 17:08 schrieb Sasha Levin:

From: Christian König christian.koenig@amd.com

[ Upstream commit aea656b0d05ec5b8ed5beb2f94c4dd42ea834e9d ]

This wasn't initialized for pre NV50 hardware.

Signed-off-by: Christian König christian.koenig@amd.com Reported-and-Tested-by: Mark Hounschell markh@compro.net Reviewed-by: Karol Herbst kherbst@redhat.com Link: https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpatchwork.... Signed-off-by: Sasha Levin sashal@kernel.org

---

drivers/gpu/drm/nouveau/nouveau_bo.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index e427f80344c4d..fddbe66935464 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -1375,6 +1375,7 @@ nouveau_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *reg) nvkm_vm_map(&mem->bar_vma, mem); reg->bus.offset = mem->bar_vma.offset; }

• ret = 0;
  

  break; default: return -EINVAL;