From: Ben Skeggs <bskeggs@xxxxxxxxxx>
- disable LTC completely when GSP-RM detected
Signed-off-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
---
drivers/gpu/drm/nouveau/nvkm/subdev/ltc/ga102.c | 5 +++++
drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp102.c | 5 +++++
2 files changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/ga102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/ga102.c
index 159d9f8c95f3..951f01e3032a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/ga102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/ga102.c
@@ -21,6 +21,8 @@
*/
#include "priv.h"
+#include <subdev/gsp.h>
+
static void
ga102_ltc_zbc_clear_color(struct nvkm_ltc *ltc, int i, const u32 color[4])
{
@@ -53,5 +55,8 @@ int
ga102_ltc_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_ltc **pltc)
{
+ if (nvkm_gsp_rm(device->gsp))
+ return -ENODEV;
+
return nvkm_ltc_new_(&ga102_ltc, device, type, inst, pltc);
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp102.c
index 265a05fd5f6b..053302ecb0a5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ltc/gp102.c
@@ -21,6 +21,8 @@
*/
#include "priv.h"
+#include <subdev/gsp.h>
+
void
gp102_ltc_zbc_clear_stencil(struct nvkm_ltc *ltc, int i, const u32 stencil)
{
@@ -49,5 +51,8 @@ int
gp102_ltc_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_ltc **pltc)
{
+ if (nvkm_gsp_rm(device->gsp))
+ return -ENODEV;
+
return nvkm_ltc_new_(&gp102_ltc, device, type, inst, pltc);
}
--
2.41.0
