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drivers/video/backlight/adp88?0_bl.c: fix resume

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>
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1 parent 5a429bd commit 5eb02c01bd1f3ef195989ab05e835e2b0711b5a9 @larsclausen larsclausen committed with torvalds Feb 21, 2013
Showing with 2 additions and 2 deletions.
  1. +1 −1 drivers/video/backlight/adp8860_bl.c
  2. +1 −1 drivers/video/backlight/adp8870_bl.c
View
2 drivers/video/backlight/adp8860_bl.c
@@ -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;
}
View
2 drivers/video/backlight/adp8870_bl.c
@@ -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;
}

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