1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/os/linux/debug_clk_gm20b.c b/drivers/gpu/nvgpu/os/linux/debug_clk_gm20b.c
index 52eea83f..b8b95fd7 100644
--- a/drivers/gpu/nvgpu/os/linux/debug_clk_gm20b.c
+++ b/drivers/gpu/nvgpu/os/linux/debug_clk_gm20b.c
@@ -17,6 +17,7 @@
 #include <linux/seq_file.h>
 
 #include <nvgpu/io.h>
+#include <nvgpu/clk_arb.h>
 
 #include "gm20b/clk_gm20b.h"
 #include "os_linux.h"
@@ -33,6 +34,8 @@ static int rate_get(void *data, u64 *val)
 static int rate_set(void *data, u64 val)
 {
         struct gk20a *g = (struct gk20a *)data;
+        if (nvgpu_clk_arb_has_active_req(g))
+                return 0;
         return g->ops.clk.set_rate(g, CTRL_CLK_DOMAIN_GPCCLK, (u32)val);
 }
 DEFINE_SIMPLE_ATTRIBUTE(rate_fops, rate_get, rate_set, "%llu\n");