1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index 97649b19..0dc0dca5 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -1625,6 +1625,11 @@ static u32 gk20a_determine_L2_size_bytes(struct gk20a *g)
                 bytes_per_line = 128;
                 break;
 
+        case GK20A_GPUID_GM20B:
+                lts_per_ltc = 2;
+                bytes_per_line = 128;
+                break;
+
         default:
                 dev_err(dev_from_gk20a(g), "Unknown GPU id 0x%02x\n",
                         (unsigned)gpuid);