drivers/video/backlight/adp88?0_bl.c: fix resume
authorLars-Peter Clausen <lars@metafoo.de>
Fri, 22 Feb 2013 00:44:04 +0000 (16:44 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 22 Feb 2013 01:22:25 +0000 (17:22 -0800)
Clearing the NSTBY bit in the control register also automatically clears
the BLEN bit.  So we need to make sure to set it again during resume,
otherwise the backlight will stay off.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/video/backlight/adp8860_bl.c
drivers/video/backlight/adp8870_bl.c

index 6bb72c0cb803239577cceb512d408e776ca6a066..a77c9cad33208478c98fc48600e41bb095022d7f 100644 (file)
@@ -783,7 +783,7 @@ static int adp8860_i2c_suspend(struct i2c_client *client, pm_message_t message)
 
 static int adp8860_i2c_resume(struct i2c_client *client)
 {
-       adp8860_set_bits(client, ADP8860_MDCR, NSTBY);
+       adp8860_set_bits(client, ADP8860_MDCR, NSTBY | BLEN);
 
        return 0;
 }
index 63c882b8177af879525a0717adc9857e857a6716..712c25a0d8fedc9ff26138a2224b488b037828f3 100644 (file)
@@ -957,7 +957,7 @@ static int adp8870_i2c_suspend(struct i2c_client *client, pm_message_t message)
 
 static int adp8870_i2c_resume(struct i2c_client *client)
 {
-       adp8870_set_bits(client, ADP8870_MDCR, NSTBY);
+       adp8870_set_bits(client, ADP8870_MDCR, NSTBY | BLEN);
 
        return 0;
 }