gpu: nvgpu: update gv11b_get_litter_value

Update gv11b_get_litter_value:
  - add PPC_IN_GPC_BASE
  - set all FBPA values to 0, since gv11b does not have an FBPA unit
  - error/bug if we fall through to default, for easier debugging

JIRA EVLR-1712

Change-Id: I9a388d6f525e101d4742ade07f972410ec3b2591
Signed-off-by: Peter Daifuku <pdaifuku@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1533192
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>

1 files changed, 15 insertions, 6 deletions

diff --git a/drivers/gpu/nvgpu/gv11b/hal_gv11b.c b/drivers/gpu/nvgpu/gv11b/hal_gv11b.c
index 12ec4841..282aa228 100644
--- a/drivers/gpu/nvgpu/gv11b/hal_gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/hal_gv11b.c
@@ -105,6 +105,9 @@ static int gv11b_get_litter_value(struct gk20a *g, int value)
         case GPU_LIT_TPC_IN_GPC_SHARED_BASE:
                 ret = proj_tpc_in_gpc_shared_base_v();
                 break;
+        case GPU_LIT_PPC_IN_GPC_BASE:
+                ret = proj_ppc_in_gpc_base_v();
+                break;
         case GPU_LIT_PPC_IN_GPC_STRIDE:
                 ret = proj_ppc_in_gpc_stride_v();
                 break;
@@ -129,17 +132,23 @@ static int gv11b_get_litter_value(struct gk20a *g, int value)
         case GPU_LIT_LTS_STRIDE:
                 ret = proj_lts_stride_v();
                 break;
-        case GPU_LIT_NUM_FBPAS:
-                ret = proj_scal_litter_num_fbpas_v();
-                break;
-        case GPU_LIT_FBPA_STRIDE:
-                ret = proj_fbpa_stride_v();
-                break;
         case GPU_LIT_SM_PRI_STRIDE:
                 ret = proj_sm_stride_v();
                 break;
+        /* GV11B does not have a FBPA unit, despite what's listed in the
+         * hw headers or read back through NV_PTOP_SCAL_NUM_FBPAS,
+         * so hardcode all values to 0.
+         */
+        case GPU_LIT_NUM_FBPAS:
+        case GPU_LIT_FBPA_STRIDE:
+        case GPU_LIT_FBPA_BASE:
+        case GPU_LIT_FBPA_SHARED_BASE:
+                ret = 0;
+                break;
 
         default:
+                nvgpu_err(g, "Missing definition %d", value);
+                BUG();
                 break;
         }