1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c b/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
index b989e6a4..9c565729 100644
--- a/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
+++ b/drivers/gpu/nvgpu/gp10b/pmu_gp10b.c
@@ -306,10 +306,10 @@ static int gp10b_init_pmu_setup_hw1(struct gk20a *g)
 
         gk20a_dbg_fn("");
 
-        mutex_lock(&pmu->isr_mutex);
+        nvgpu_mutex_acquire(&pmu->isr_mutex);
         pmu_reset(pmu);
         pmu->isr_enabled = true;
-        mutex_unlock(&pmu->isr_mutex);
+        nvgpu_mutex_release(&pmu->isr_mutex);
 
         /* setup apertures - virtual */
         gk20a_writel(g, pwr_fbif_transcfg_r(GK20A_PMU_DMAIDX_UCODE),