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Code Issues Releases Wiki Activity

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

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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>
This commit is contained in:
Lars-Peter Clausen 2013-02-21 16:44:04 -08:00 committed by Linus Torvalds
parent 5a429bdd6f
commit 5eb02c01bd
2 changed files with 2 additions and 2 deletions
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2
drivers/video/backlight/adp8860_bl.c
View 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;
}

2
drivers/video/backlight/adp8870_bl.c
View 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;
}