Improve ti_bandgap_power by returning an error code in case
the device does not support controlling its power state.
Signed-off-by: Eduardo Valentin <eduardo.valentin@xxxxxx>
---
drivers/staging/ti-soc-thermal/ti-bandgap.c | 8 +++++---
1 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/ti-soc-thermal/ti-bandgap.c b/drivers/staging/ti-soc-thermal/ti-bandgap.c
index d479e50..a6aa75f 100644
--- a/drivers/staging/ti-soc-thermal/ti-bandgap.c
+++ b/drivers/staging/ti-soc-thermal/ti-bandgap.c
@@ -100,17 +100,19 @@ do { \
*/
static int ti_bandgap_power(struct ti_bandgap *bgp, bool on)
{
- int i;
+ int i, ret = 0;
- if (!TI_BANDGAP_HAS(bgp, POWER_SWITCH))
+ if (!TI_BANDGAP_HAS(bgp, POWER_SWITCH)) {
+ ret = -ENOTSUPP;
goto exit;
+ }
for (i = 0; i < bgp->conf->sensor_count; i++)
/* active on 0 */
RMW_BITS(bgp, i, temp_sensor_ctrl, bgap_tempsoff_mask, !on);
exit:
- return 0;
+ return ret;
}
/**
--
1.7.7.1.488.ge8e1c
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