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-rw-r--r--drivers/gpu/nvgpu/gk20a/gk20a.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.c b/drivers/gpu/nvgpu/gk20a/gk20a.c
index b921be7c..e314d6cd 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.c
@@ -39,7 +39,7 @@
39#include <linux/kthread.h> 39#include <linux/kthread.h>
40#include <linux/platform/tegra/common.h> 40#include <linux/platform/tegra/common.h>
41#include <linux/reset.h> 41#include <linux/reset.h>
42 42#include <linux/reboot.h>
43#include <linux/sched.h> 43#include <linux/sched.h>
44#include <linux/version.h> 44#include <linux/version.h>
45 45
@@ -266,8 +266,11 @@ void __nvgpu_check_gpu_state(struct gk20a *g)
266{ 266{
267 u32 boot_0 = readl(g->regs + mc_boot_0_r()); 267 u32 boot_0 = readl(g->regs + mc_boot_0_r());
268 268
269 if (boot_0 == 0xffffffff) 269 if (boot_0 == 0xffffffff) {
270 pr_err("nvgpu: GPU has disappeared from bus!!\n"); 270 pr_err("nvgpu: GPU has disappeared from bus!!\n");
271 pr_err("nvgpu: Rebooting system!!\n");
272 kernel_restart(NULL);
273 }
271} 274}
272 275
273static inline void sim_writel(struct gk20a *g, u32 r, u32 v) 276static inline void sim_writel(struct gk20a *g, u32 r, u32 v)