gpu: nvgpu: support multiple sm for t19x

Allocate memory for sm_to_cluster to support multiple sm

Bug 1951026

Change-Id: I48256f097fbc95e4432950a7e8de62577819a025
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1515778
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index 037f0df4..1fc57a56 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -3203,6 +3203,7 @@ static int gr_gk20a_init_gr_config(struct gk20a *g, struct gr_gk20a *gr)
         u32 gpc_new_skip_mask;
         u32 tmp;
         u32 gpc_stride = nvgpu_get_litter_value(g, GPU_LIT_GPC_STRIDE);
+        u32 sm_per_tpc = nvgpu_get_litter_value(g, GPU_LIT_NUM_SM_PER_TPC);
 
         tmp = gk20a_readl(g, pri_ringmaster_enum_fbp_r());
         gr->num_fbps = pri_ringmaster_enum_fbp_count_v(tmp);
@@ -3338,7 +3339,7 @@ static int gr_gk20a_init_gr_config(struct gk20a *g, struct gr_gk20a *gr)
         }
 
         gr->sm_to_cluster = nvgpu_kzalloc(g, gr->gpc_count * gr->tpc_count *
-                                          sizeof(struct sm_info));
+                                sm_per_tpc * sizeof(struct sm_info));
         gr->no_of_sm = 0;
 
         gk20a_dbg_info("fbps: %d", gr->num_fbps);