drm/nouveau/kms/nv50-: fix case where notifier buffer is at offset 0
authorBen Skeggs <bskeggs@redhat.com>
Wed, 13 Jan 2021 07:12:52 +0000 (17:12 +1000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 27 Jan 2021 10:55:03 +0000 (11:55 +0100)
commitf3f906bb36ccc1ef8e8158b0f675dd0d74261214
treee46320a7cd17721d79dff7bfbb377915d331f751
parentbb2ee33ec396430b35039b10037ff2ed0e2ca5c2
drm/nouveau/kms/nv50-: fix case where notifier buffer is at offset 0

[ Upstream commit caeb6ab899c3d36a74cda6e299c6e1c9c4e2a22e ]

VRAM offset 0 is a valid address, triggered on GA102.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/nouveau/dispnv50/disp.c
drivers/gpu/drm/nouveau/dispnv50/disp.h
drivers/gpu/drm/nouveau/dispnv50/wimmc37b.c