1 files changed, 9 insertions, 13 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/vgpu/gm20b/vgpu_hal_gm20b.c b/drivers/gpu/nvgpu/common/linux/vgpu/gm20b/vgpu_hal_gm20b.c
index b9d3f734..0e560981 100644
--- a/drivers/gpu/nvgpu/common/linux/vgpu/gm20b/vgpu_hal_gm20b.c
+++ b/drivers/gpu/nvgpu/common/linux/vgpu/gm20b/vgpu_hal_gm20b.c
@@ -24,6 +24,7 @@
 #include "common/linux/vgpu/fecs_trace_vgpu.h"
 #include "common/linux/vgpu/css_vgpu.h"
 #include "vgpu_gr_gm20b.h"
+#include "vgpu_fuse_gm20b.h"
 
 #include "gk20a/bus_gk20a.h"
 #include "gk20a/flcn_gk20a.h"
@@ -456,6 +457,9 @@ static const struct gpu_ops vgpu_gm20b_ops = {
         .priv_ring = {
                 .isr = gk20a_priv_ring_isr,
         },
+        .fuse = {
+                .check_priv_security = vgpu_gm20b_fuse_check_priv_security,
+        },
         .chip_init_gpu_characteristics = vgpu_init_gpu_characteristics,
         .get_litter_value = gm20b_get_litter_value,
 };
@@ -463,7 +467,6 @@ static const struct gpu_ops vgpu_gm20b_ops = {
 int vgpu_gm20b_init_hal(struct gk20a *g)
 {
         struct gpu_ops *gops = &g->ops;
-        u32 val;
 
         gops->ltc = vgpu_gm20b_ops.ltc;
         gops->ce2 = vgpu_gm20b_ops.ce2;
@@ -499,26 +502,19 @@ int vgpu_gm20b_init_hal(struct gk20a *g)
 
         gops->priv_ring = vgpu_gm20b_ops.priv_ring;
 
+        gops->fuse = vgpu_gm20b_ops.fuse;
+
         /* Lone functions */
         gops->chip_init_gpu_characteristics =
                 vgpu_gm20b_ops.chip_init_gpu_characteristics;
         gops->get_litter_value = vgpu_gm20b_ops.get_litter_value;
 
         __nvgpu_set_enabled(g, NVGPU_GR_USE_DMA_FOR_FW_BOOTSTRAP, true);
-        __nvgpu_set_enabled(g, NVGPU_SEC_SECUREGPCCS, false);
         __nvgpu_set_enabled(g, NVGPU_PMU_PSTATE, false);
 
-        if (nvgpu_is_enabled(g, NVGPU_IS_FMODEL)) {
-                __nvgpu_set_enabled(g, NVGPU_SEC_PRIVSECURITY, true);
-        } else {
-                val = gk20a_readl(g, fuse_opt_priv_sec_en_r());
-                if (!val) {
-                        gk20a_dbg_info("priv security is disabled in HW");
-                        __nvgpu_set_enabled(g, NVGPU_SEC_PRIVSECURITY, false);
-                } else {
-                        __nvgpu_set_enabled(g, NVGPU_SEC_PRIVSECURITY, true);
-                }
-        }
+        /* Read fuses to check if gpu needs to boot in secure/non-secure mode */
+        if (gops->fuse.check_priv_security(g))
+                return -EINVAL; /* Do not boot gpu */
 
         /* priv security dependent ops */
         if (nvgpu_is_enabled(g, NVGPU_SEC_PRIVSECURITY)) {