gpu: nvgpu: gv11b: add scg support info in gpu characteristics

Indicated support for Simultaneous Compute and Graphics(SCG)
in gpu characteristics for gv11b.

Bug 2053932

Change-Id: I788e22242083dff775dd4cc5b9aa73c938028536
Signed-off-by: seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1649805
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

5 files changed, 9 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c b/drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c
index b751a337..398823f3 100644
--- a/drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c
+++ b/drivers/gpu/nvgpu/common/linux/ioctl_ctrl.c
@@ -172,6 +172,8 @@ static struct nvgpu_flags_mapping flags_mapping[] = {
                 NVGPU_ECC_ENABLED_LTC},
         {NVGPU_GPU_FLAGS_SUPPORT_TSG_SUBCONTEXTS,
                 NVGPU_SUPPORT_TSG_SUBCONTEXTS},
+        {NVGPU_GPU_FLAGS_SUPPORT_SCG,
+                NVGPU_SUPPORT_SCG},
 };
 
 static u64 nvgpu_ctrl_ioctl_gpu_characteristics_flags(struct gk20a *g)
diff --git a/drivers/gpu/nvgpu/common/linux/vgpu/gv11b/vgpu_gv11b.c b/drivers/gpu/nvgpu/common/linux/vgpu/gv11b/vgpu_gv11b.c
index 749e9e81..285268a6 100644
--- a/drivers/gpu/nvgpu/common/linux/vgpu/gv11b/vgpu_gv11b.c
+++ b/drivers/gpu/nvgpu/common/linux/vgpu/gv11b/vgpu_gv11b.c
@@ -35,6 +35,7 @@ int vgpu_gv11b_init_gpu_characteristics(struct gk20a *g)
 
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_TSG_SUBCONTEXTS, true);
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_IO_COHERENCE, true);
+        __nvgpu_set_enabled(g, NVGPU_SUPPORT_SCG, true);
 
         return 0;
 }
diff --git a/drivers/gpu/nvgpu/gv11b/gv11b.c b/drivers/gpu/nvgpu/gv11b/gv11b.c
index 709f18df..ab4b7fcd 100644
--- a/drivers/gpu/nvgpu/gv11b/gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/gv11b.c
@@ -153,5 +153,6 @@ int gv11b_init_gpu_characteristics(struct gk20a *g)
         gk20a_init_gpu_characteristics(g);
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_TSG_SUBCONTEXTS, true);
         __nvgpu_set_enabled(g, NVGPU_SUPPORT_IO_COHERENCE, true);
+        __nvgpu_set_enabled(g, NVGPU_SUPPORT_SCG, true);
         return 0;
 }
diff --git a/drivers/gpu/nvgpu/include/nvgpu/enabled.h b/drivers/gpu/nvgpu/include/nvgpu/enabled.h
index 4d8dbb08..edf38a6a 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/enabled.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/enabled.h
@@ -150,10 +150,12 @@ struct gk20a;
 #define NVGPU_SUPPORT_ASPM                      62
 /* subcontexts are available */
 #define NVGPU_SUPPORT_TSG_SUBCONTEXTS           63
+/* Simultaneous Compute and Graphics (SCG) is available */
+#define NVGPU_SUPPORT_SCG                       64
 /*
  * Must be greater than the largest bit offset in the above list.
  */
-#define NVGPU_MAX_ENABLED_BITS                  64
+#define NVGPU_MAX_ENABLED_BITS                  65
 
 /**
  * nvgpu_is_enabled - Check if the passed flag is enabled.
diff --git a/include/uapi/linux/nvgpu.h b/include/uapi/linux/nvgpu.h
index 4ee6a459..95acc63c 100644
--- a/include/uapi/linux/nvgpu.h
+++ b/include/uapi/linux/nvgpu.h
@@ -152,6 +152,8 @@ struct nvgpu_gpu_zbc_query_table_args {
 #define NVGPU_GPU_FLAGS_SUPPORT_MAP_DIRECT_KIND_CTRL    (1ULL << 23)
 /* NVGPU_GPU_IOCTL_SET_DETERMINISTIC_OPTS is available */
 #define NVGPU_GPU_FLAGS_SUPPORT_DETERMINISTIC_OPTS      (1ULL << 24)
+/* SCG support is available */
+#define NVGPU_GPU_FLAGS_SUPPORT_SCG                     (1ULL << 25)
 /* SM LRF ECC is enabled */
 #define NVGPU_GPU_FLAGS_ECC_ENABLED_SM_LRF      (1ULL << 60)
 /* SM SHM ECC is enabled */