Re: [PATCH] mfd: tps65910: Handle clear-mask correctly

From: Samuel Ortiz
Date: Mon Dec 12 2011 - 09:25:38 EST


Hi Marcus,

On Tue, Nov 22, 2011 at 02:39:51PM +0100, Marcus Folkesson wrote:
> The function is not actually cleaing the bitmask.

This looks like a valid fix, and all the tps65910_clear_bits() callers seem to
expect that behaviour. Graeme, I'm going to try to push this one for 3.2,
unless you object to it.

Cheers,
Samuel.

> Signed-off-by: Marcus Folkesson <marcus.folkesson@xxxxxxxxx>
> ---
> drivers/mfd/tps65910.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c
> index 6f5b8cf..c1da84b 100644
> --- a/drivers/mfd/tps65910.c
> +++ b/drivers/mfd/tps65910.c
> @@ -120,7 +120,7 @@ int tps65910_clear_bits(struct tps65910 *tps65910, u8 reg, u8 mask)
> goto out;
> }
>
> - data &= mask;
> + data &= ~mask;
> err = tps65910_i2c_write(tps65910, reg, 1, &data);
> if (err)
> dev_err(tps65910->dev, "write to reg %x failed\n", reg);
> --
> 1.7.5.4
>

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