1 files changed, 4 insertions, 10 deletions

diff --git a/drivers/gpu/nvgpu/lpwr/lpwr.c b/drivers/gpu/nvgpu/lpwr/lpwr.c
index c80ddee0..b1189590 100644
--- a/drivers/gpu/nvgpu/lpwr/lpwr.c
+++ b/drivers/gpu/nvgpu/lpwr/lpwr.c
@@ -352,11 +352,8 @@ int nvgpu_lpwr_enable_pg(struct gk20a *g, bool pstate_lock)
         is_mscg_supported = nvgpu_lpwr_is_mscg_supported(g,
                         present_pstate);
         if (is_mscg_supported && g->mscg_enabled) {
-                if (!ACCESS_ONCE(pmu->mscg_stat)) {
-                        WRITE_ONCE(pmu->mscg_stat, PMU_MSCG_ENABLED);
-                        /* make status visible */
-                        smp_mb();
-                }
+                if (!pmu->mscg_stat)
+                        pmu->mscg_stat = PMU_MSCG_ENABLED;
         }
 
         is_rppg_supported = nvgpu_lpwr_is_rppg_supported(g,
@@ -402,11 +399,8 @@ int nvgpu_lpwr_disable_pg(struct gk20a *g, bool pstate_lock)
         is_mscg_supported = nvgpu_lpwr_is_mscg_supported(g,
                         present_pstate);
         if (is_mscg_supported && g->mscg_enabled) {
-                if (ACCESS_ONCE(pmu->mscg_stat)) {
-                        WRITE_ONCE(pmu->mscg_stat, PMU_MSCG_DISABLED);
-                        /* make status visible */
-                        smp_mb();
-                }
+                if (pmu->mscg_stat)
+                        pmu->mscg_stat = PMU_MSCG_DISABLED;
         }
 
 exit_unlock: