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path: root/drivers/gpu/nvgpu/common/ptimer/ptimer_gk20a.c
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Diffstat (limited to 'drivers/gpu/nvgpu/common/ptimer/ptimer_gk20a.c')
-rw-r--r--drivers/gpu/nvgpu/common/ptimer/ptimer_gk20a.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/nvgpu/common/ptimer/ptimer_gk20a.c b/drivers/gpu/nvgpu/common/ptimer/ptimer_gk20a.c
index 0b3188ee..a9c971df 100644
--- a/drivers/gpu/nvgpu/common/ptimer/ptimer_gk20a.c
+++ b/drivers/gpu/nvgpu/common/ptimer/ptimer_gk20a.c
@@ -54,9 +54,10 @@ void gk20a_ptimer_isr(struct gk20a *g)
54 54
55 if (fecs_errcode) { 55 if (fecs_errcode) {
56 nvgpu_err(g, "FECS_ERRCODE 0x%08x", fecs_errcode); 56 nvgpu_err(g, "FECS_ERRCODE 0x%08x", fecs_errcode);
57 if (g->ops.priv_ring.decode_error_code) 57 if (g->ops.priv_ring.decode_error_code) {
58 g->ops.priv_ring.decode_error_code(g, 58 g->ops.priv_ring.decode_error_code(g,
59 fecs_errcode); 59 fecs_errcode);
60 }
60 } 61 }
61} 62}
62 63
@@ -66,8 +67,9 @@ int gk20a_read_ptimer(struct gk20a *g, u64 *value)
66 unsigned int i = 0; 67 unsigned int i = 0;
67 u32 gpu_timestamp_hi_prev = 0; 68 u32 gpu_timestamp_hi_prev = 0;
68 69
69 if (!value) 70 if (!value) {
70 return -EINVAL; 71 return -EINVAL;
72 }
71 73
72 /* Note. The GPU nanosecond timer consists of two 32-bit 74 /* Note. The GPU nanosecond timer consists of two 32-bit
73 * registers (high & low). To detect a possible low register 75 * registers (high & low). To detect a possible low register