4.20-stable review patch. If anyone has any objections, please let me know.
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[ Upstream commit a5176a4cb85bb6213daadf691097cf411da35df2 ]
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=108980 Signed-off-by: Ilia Mirkin imirkin@alum.mit.edu Signed-off-by: Ben Skeggs bskeggs@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/nouveau/nvkm/engine/falcon.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c b/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c index 816ccaedfc73..8675613e142b 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/falcon.c @@ -22,6 +22,7 @@ #include <engine/falcon.h>
#include <core/gpuobj.h> +#include <subdev/mc.h> #include <subdev/timer.h> #include <engine/fifo.h>
@@ -107,8 +108,10 @@ nvkm_falcon_fini(struct nvkm_engine *engine, bool suspend) } }
- nvkm_mask(device, base + 0x048, 0x00000003, 0x00000000); - nvkm_wr32(device, base + 0x014, 0xffffffff); + if (nvkm_mc_enabled(device, engine->subdev.index)) { + nvkm_mask(device, base + 0x048, 0x00000003, 0x00000000); + nvkm_wr32(device, base + 0x014, 0xffffffff); + } return 0; }