diff options
Diffstat (limited to 'drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c')
| -rw-r--r-- | drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c index da7d733e3fd0..bc5dc4c1f048 100644 --- a/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c +++ b/drivers/gpu/nvgpu/gk20a/dbg_gpu_gk20a.c @@ -555,7 +555,9 @@ static int dbg_set_powergate(struct dbg_session_gk20a *dbg_s, gk20a_dbg(gpu_dbg_gpu_dbg | gpu_dbg_fn, "module busy"); gk20a_busy(g->dev); - gk20a_channel_busy(dbg_s->pdev); + err = gk20a_channel_busy(dbg_s->pdev); + if (err) + return -EPERM; g->ops.clock_gating.slcg_gr_load_gating_prod(g, false); |