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    Subject[PATCH 1/6] ucb1x00: include linux/semaphore.h
    Date
    This fixes the following error:

    CC drivers/mfd/ucb1x00-core.o
    drivers/mfd/ucb1x00-core.c: In function 'ucb1x00_adc_enable':
    drivers/mfd/ucb1x00-core.c:138: error: implicit declaration of function 'down'
    drivers/mfd/ucb1x00-core.c: In function 'ucb1x00_adc_disable':
    drivers/mfd/ucb1x00-core.c:196: error: implicit declaration of function 'up'
    drivers/mfd/ucb1x00-core.c: In function 'ucb1x00_probe':
    drivers/mfd/ucb1x00-core.c:500: error: implicit declaration of function 'sema_init'

    Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
    Cc: Samuel Ortiz <sameo@linux.intel.com>
    Cc: Russell King <rmk+kernel@arm.linux.org.uk>
    Cc: Kay Sievers <kay.sievers@vrfy.org>
    Cc: Greg Kroah-Hartman <gregkh@suse.de>
    Cc: linux-kernel@vger.kernel.org
    ---
    Hello,

    should this better be converted to mutex_lock/mutex_unlock?

    Best regards
    Uwe
    ---
    drivers/mfd/ucb1x00-core.c | 1 +
    1 files changed, 1 insertions(+), 0 deletions(-)

    diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
    index fea9085..3c59c26 100644
    --- a/drivers/mfd/ucb1x00-core.c
    +++ b/drivers/mfd/ucb1x00-core.c
    @@ -24,6 +24,7 @@
    #include <linux/interrupt.h>
    #include <linux/device.h>
    #include <linux/mutex.h>
    +#include <linux/semaphore.h>

    #include <mach/dma.h>
    #include <mach/hardware.h>
    --
    1.6.3.3
    --
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