RealTek PCI-E Card Reader rts_pstor driver causes CPU wakeup very
frequently, thatt's bad for power consumption.
Signed-off-by: Cho, Yu-Chen <acho@xxxxxxxxxx>
---
drivers/staging/rts_pstor/rtsx.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/rts_pstor/rtsx.c b/drivers/staging/rts_pstor/rtsx.c
index 02525d5..5ff59f2 100644
--- a/drivers/staging/rts_pstor/rtsx.c
+++ b/drivers/staging/rts_pstor/rtsx.c
@@ -594,7 +594,9 @@ static int rtsx_polling_thread(void *__dev)
wait_timeout((delay_use + 5) * 1000);
for (;;) {
- wait_timeout(POLLING_INTERVAL);
+
+ set_current_state(TASK_INTERRUPTIBLE);
+ schedule_timeout(POLLING_INTERVAL);
/* lock the device pointers */
mutex_lock(&(dev->dev_mutex));
--
1.7.1
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