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    SubjectRe: [PATCH] iio: st_pressure: st_accel: Initialise sensor platform data properly
    On Wed, Apr 19, 2017 at 4:05 PM, Shrirang Bagul
    <shrirang.bagul@canonical.com> wrote:

    > This patch fixes the sensor platform data initialisation for st_pressure
    > and st_accel device drivers. Without this patch, the driver fails to
    > register the sensors when the user removes and re-loads the driver.
    >
    > 1. Unload the kernel modules for st_pressure
    > $ sudo rmmod st_pressure_i2c
    > $ sudo rmmod st_pressure
    >
    > 2. Re-load the driver
    > $ sudo insmod st_pressure
    > $ sudo insmod st_pressure_i2c
    > --- OR ---
    > $ sudo modprobe st_pressure_i2c
    >
    > dmesg errors:
    >
    > [ 160.935707] iio iio:device2: DRDY on pdata not valid.
    > [ 160.941505] st-press-i2c: probe of i2c-SMO9210:00 failed with error -22
    >
    > The driver fails to register the pressure sensor device. Devices
    > supported by st_accel driver also suffer from the same bug.
    >
    > Signed-off-by: Shrirang Bagul <shrirang.bagul@canonical.com>

    Looks OK
    Acked-by: Linus Walleij <linus.walleij@linaro.org>

    Yours,
    Linus Walleij

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