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SubjectRe: [PATCH v2 4/6] iio: magnetometer: mmc35240: Use a smaller sleep value
On 05/06/15 12:03, Daniel Baluta wrote:
> According to datasheet, Page 8, minimum wait time to complete
> measurement is 10ms. Adjusting this value will increase the
> userspace polling rate.
>
> Fixes: abeb6b1e7b ("iio: magnetometer: Add support for MEMSIC MMC35240")
> Signed-off-by: Daniel Baluta <daniel.baluta@intel.com>
Applied to the togreg branch of iio.git.

Thanks,
> ---
> drivers/iio/magnetometer/mmc35240.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/iio/magnetometer/mmc35240.c b/drivers/iio/magnetometer/mmc35240.c
> index 7fff38e..7bc72b3 100644
> --- a/drivers/iio/magnetometer/mmc35240.c
> +++ b/drivers/iio/magnetometer/mmc35240.c
> @@ -219,7 +219,8 @@ static int mmc35240_take_measurement(struct mmc35240_data *data)
> return ret;
> if (reg_status & MMC35240_STATUS_MEAS_DONE_BIT)
> break;
> - msleep(20);
> + /* minimum wait time to complete measurement is 10 ms */
> + usleep_range(10000, 11000);
> }
>
> if (tries < 0) {
>



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