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gpu: nvgpu: fix return code in *_ltc_cbc_ctrl()

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Fix the return code for both gk20a_ and gm20b_ltc_cbc_ctrl()
functions. Before a positive return woudl always happen. Now,
if there's a timeout -EBUSY is returned.

Change-Id: Id76dc44af1376fceebf5043afb057c153cb0752e
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: http://git-master/r/729165
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
This commit is contained in:
Alex Waterman
2015-04-08 12:19:45 -07:00
committed by Ishan Mittal
parent 72b565452e
commit e3b62a54c9
2 changed files with 2 additions and 2 deletions
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2
drivers/gpu/nvgpu/gk20a/ltc_gk20a.c
View File

@@ -167,7 +167,7 @@ static int gk20a_ltc_cbc_ctrl(struct gk20a *g, enum gk20a_cbc_op op,
out:
trace_gk20a_ltc_cbc_ctrl_done(g->dev->name);
mutex_unlock(&g->mm.l2_op_lock);
return 0;
return err;
}

2
drivers/gpu/nvgpu/gm20b/ltc_gm20b.c
View File

@@ -165,7 +165,7 @@ int gm20b_ltc_cbc_ctrl(struct gk20a *g, enum gk20a_cbc_op op,
out:
trace_gk20a_ltc_cbc_ctrl_done(g->dev->name);
mutex_unlock(&g->mm.l2_op_lock);
return 0;
return err;
}
void gm20b_ltc_init_fs_state(struct gk20a *g)