| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.7 33/79] drm/nouveau/kms/tu102: wait for core update to complete when assigning windows | Date | Mon, 10 Aug 2020 17:20:52 +0200 |
| |
From: Ben Skeggs <bskeggs@redhat.com>
[ Upstream commit 705d9d022949e3cdae82d89db6a8fc773eb23dad ]
Fixes a race on Turing between the core cross-channel error checks and the following window update.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/drm/nouveau/dispnv50/disp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c index 2625ed84fc44d..5835d19e1c45f 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -2041,7 +2041,7 @@ nv50_disp_atomic_commit_tail(struct drm_atomic_state *state) */ if (core->assign_windows) { core->func->wndw.owner(core); - core->func->update(core, interlock, false); + nv50_disp_atomic_commit_core(state, interlock); core->assign_windows = false; interlock[NV50_DISP_INTERLOCK_CORE] = 0; } -- 2.25.1
|