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-rw-r--r--drivers/gpu/nvgpu/gk20a/channel_gk20a.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
index a7f8005b..d94e12a2 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
@@ -1871,6 +1871,11 @@ static void gk20a_channel_clean_up_jobs(struct work_struct *work)
1871 if (!c) 1871 if (!c)
1872 return; 1872 return;
1873 1873
1874 if (!c->g->power_on) { /* shutdown case */
1875 gk20a_channel_put(c);
1876 return;
1877 }
1878
1874 vm = c->vm; 1879 vm = c->vm;
1875 g = c->g; 1880 g = c->g;
1876 platform = gk20a_get_platform(g->dev); 1881 platform = gk20a_get_platform(g->dev);
@@ -1951,6 +1956,11 @@ void gk20a_channel_update(struct channel_gk20a *c, int nr_completed)
1951 if (!c) 1956 if (!c)
1952 return; 1957 return;
1953 1958
1959 if (!c->g->power_on) { /* shutdown case */
1960 gk20a_channel_put(c);
1961 return;
1962 }
1963
1954 update_gp_get(c->g, c); 1964 update_gp_get(c->g, c);
1955 wake_up(&c->submit_wq); 1965 wake_up(&c->submit_wq);
1956 1966