gpu: nvgpu: Move programming FB phys access to FB

FB physical access register for simulation was programmed in GR
implementation. Move it to FB where it belongs.

JIRA NVGPU-714

Change-Id: Ic5146a61c7d45eadffdb4f3b6b08906bfcdbc224
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1772915
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/fb_gm20b.c b/drivers/gpu/nvgpu/gm20b/fb_gm20b.c
index b2a815fb..2ca8d86c 100644
--- a/drivers/gpu/nvgpu/gm20b/fb_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/fb_gm20b.c
@@ -42,6 +42,12 @@ void fb_gm20b_init_fs_state(struct gk20a *g)
 
         gk20a_writel(g, fb_fbhub_num_active_ltcs_r(),
                         g->ltc_count);
+
+        if (!nvgpu_is_enabled(g, NVGPU_SEC_PRIVSECURITY)) {
+                /* Bypass MMU check for non-secure boot. For
+                 * secure-boot,this register write has no-effect */
+                gk20a_writel(g, fb_priv_mmu_phy_secure_r(), 0xffffffffU);
+        }
 }
 
 void gm20b_fb_set_mmu_page_size(struct gk20a *g)