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    Subject[PATCH 6/7] au1xmmc: wire up SDIO interrupt
    From 53260bd4727f9d809c23578e7cbf0d1df47bc236 Mon Sep 17 00:00:00 2001
    From: Manuel Lauss <mlau@msc-ge.com>
    Date: Wed, 7 May 2008 15:18:14 +0200
    Subject: [PATCH] au1xmmc: wire up SDIO interrupt


    Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
    ---
    drivers/mmc/host/au1xmmc.c | 16 +++++++++++++++-
    1 files changed, 15 insertions(+), 1 deletions(-)

    diff --git a/drivers/mmc/host/au1xmmc.c b/drivers/mmc/host/au1xmmc.c
    index d9e334f..8b60509 100644
    --- a/drivers/mmc/host/au1xmmc.c
    +++ b/drivers/mmc/host/au1xmmc.c
    @@ -817,6 +817,9 @@ static irqreturn_t au1xmmc_irq(int irq, void *dev_id)
    if (!(status & (1 << 15)))
    return IRQ_NONE; /* not ours */

    + if (status & 0x80000000) /* SDIO */
    + mmc_signal_sdio_irq(host->mmc);
    +
    if (host->mrq && (status & STATUS_TIMEOUT)) {
    if (status & SD_STATUS_RAT)
    host->mrq->cmd->error = -ETIMEDOUT;
    @@ -903,10 +906,21 @@ static int au1xmmc_init_dma(struct au1xmmc_host *host)
    return 0;
    }

    +static void au1xmmc_enable_sdio_irq(struct mmc_host *mmc, int en)
    +{
    + struct au1xmmc_host *host = mmc_priv(mmc);
    +
    + if (en)
    + IRQ_ON(host, (1 << 31));
    + else
    + IRQ_OFF(host, (1 << 31));
    +}
    +
    static const struct mmc_host_ops au1xmmc_ops = {
    .request = au1xmmc_request,
    .set_ios = au1xmmc_set_ios,
    .get_ro = au1xmmc_card_readonly,
    + .enable_sdio_irq = au1xmmc_enable_sdio_irq,
    };

    static void au1xmmc_poll_event(unsigned long arg)
    @@ -998,7 +1012,7 @@ static int __devinit au1xmmc_probe(struct platform_device *pdev)
    mmc->max_blk_count = 512;

    mmc->ocr_avail = AU1XMMC_OCR;
    - mmc->caps = MMC_CAP_4_BIT_DATA;
    + mmc->caps = MMC_CAP_4_BIT_DATA | MMC_CAP_SDIO_IRQ;

    host->id = pdev->id;
    host->status = HOST_S_IDLE;
    --
    1.5.5.1


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