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    Subject[PATCH 5/8] Blackfin RTC Driver: disable the write complete irq upon close
    Date
    From: Mike Frysinger <vapier.adi@gmail.com>

    Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
    Signed-off-by: Bryan Wu <cooloney@kernel.org>
    ---
    drivers/rtc/rtc-bfin.c | 8 ++++----
    1 files changed, 4 insertions(+), 4 deletions(-)

    diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c
    index 56656dd..d53772f 100644
    --- a/drivers/rtc/rtc-bfin.c
    +++ b/drivers/rtc/rtc-bfin.c
    @@ -144,13 +144,13 @@ static void bfin_rtc_sync_pending(struct device *dev)
    * Initialize the RTC. Enable pre-scaler to scale RTC clock
    * to 1Hz and clear interrupt/status registers.
    */
    -static void bfin_rtc_reset(struct device *dev)
    +static void bfin_rtc_reset(struct device *dev, u16 rtc_ictl)
    {
    struct bfin_rtc *rtc = dev_get_drvdata(dev);
    dev_dbg_stamp(dev);
    bfin_rtc_sync_pending(dev);
    bfin_write_RTC_PREN(0x1);
    - bfin_write_RTC_ICTL(RTC_ISTAT_WRITE_COMPLETE);
    + bfin_write_RTC_ICTL(rtc_ictl);
    bfin_write_RTC_SWCNT(0);
    bfin_write_RTC_ALARM(0);
    bfin_write_RTC_ISTAT(0xFFFF);
    @@ -226,7 +226,7 @@ static int bfin_rtc_open(struct device *dev)

    ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, IRQF_SHARED, to_platform_device(dev)->name, dev);
    if (!ret)
    - bfin_rtc_reset(dev);
    + bfin_rtc_reset(dev, RTC_ISTAT_WRITE_COMPLETE);

    return ret;
    }
    @@ -234,7 +234,7 @@ static int bfin_rtc_open(struct device *dev)
    static void bfin_rtc_release(struct device *dev)
    {
    dev_dbg_stamp(dev);
    - bfin_rtc_reset(dev);
    + bfin_rtc_reset(dev, 0);
    free_irq(IRQ_RTC, dev);
    }

    --
    1.5.6


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