From: Ben Skeggs <bskeggs@xxxxxxxxxx>
- disable BUS completely when GSP-RM detected
Signed-off-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nvkm/subdev/bus/gf100.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bus/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bus/gf100.c
index 80b5aaceeaad..8e1e0b057a0b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bus/gf100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bus/gf100.c
@@ -24,6 +24,8 @@
*/
#include "priv.h"
+#include <subdev/gsp.h>
+
static void
gf100_bus_intr(struct nvkm_bus *bus)
{
@@ -72,5 +74,8 @@ int
gf100_bus_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_bus **pbus)
{
+ if (nvkm_gsp_rm(device->gsp))
+ return -ENODEV;
+
return nvkm_bus_new_(&gf100_bus, device, type, inst, pbus);
}
--
2.41.0
