gpu: nvgpu: Do not reset FB

The fields for resetting FB have been defunct since Maxwell, and
FB and related units are powered up by default. Remove accessing
the resets.

JIRA NVGPU-1063

Change-Id: I3de23134e56408cc32321717d55d23a4d7af3140
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1801414
Reviewed-by: svc-misra-checker <svc-misra-checker@nvidia.com>
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 0 insertions, 5 deletions

diff --git a/drivers/gpu/nvgpu/common/fb/fb_gk20a.c b/drivers/gpu/nvgpu/common/fb/fb_gk20a.c
index d7e1a8a7..78523965 100644
--- a/drivers/gpu/nvgpu/common/fb/fb_gk20a.c
+++ b/drivers/gpu/nvgpu/common/fb/fb_gk20a.c
@@ -41,11 +41,6 @@ void fb_gk20a_reset(struct gk20a *g)
 
         nvgpu_log_info(g, "reset gk20a fb");
 
-        g->ops.mc.reset(g, mc_enable_pfb_enabled_f() |
-                        mc_enable_l2_enabled_f() |
-                        mc_enable_xbar_enabled_f() |
-                        mc_enable_hub_enabled_f());
-
         val = gk20a_readl(g, mc_elpg_enable_r());
         val |= mc_elpg_enable_xbar_enabled_f()
                 | mc_elpg_enable_pfb_enabled_f()