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| author | Manuel Lauss <mano@roarinelk.homelinux.net> | 2008-06-09 08:38:03 +0200 |
|---|---|---|
| committer | Pierre Ossman <drzeus@drzeus.cx> | 2008-07-15 14:14:43 +0200 |
| commit | 20f522ff5583a818922b3f650f6f7ef0e3e1aa68 (patch) | |
| tree | d8cbc986daff29529665f493331bbf11111018ed /drivers/mmc | |
| parent | 281dd23ea03e9893c02d237d9e35a7d20d412452 (diff) | |
| download | lwn-20f522ff5583a818922b3f650f6f7ef0e3e1aa68.tar.gz lwn-20f522ff5583a818922b3f650f6f7ef0e3e1aa68.zip | |
au1xmmc: SDIO IRQ support.
Wire up the SD controllers' SDIO IRQ capability.
Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | 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 2bd4cf427093..16b5640d826e 100644 --- a/drivers/mmc/host/au1xmmc.c +++ b/drivers/mmc/host/au1xmmc.c @@ -736,6 +736,9 @@ static irqreturn_t au1xmmc_irq(int irq, void *dev_id) if (!(status & SD_STATUS_I)) return IRQ_NONE; /* not ours */ + if (status & SD_STATUS_SI) /* SDIO */ + mmc_signal_sdio_irq(host->mmc); + if (host->mrq && (status & STATUS_TIMEOUT)) { if (status & SD_STATUS_RAT) host->mrq->cmd->error = -ETIMEDOUT; @@ -862,10 +865,21 @@ static void au1xmmc_dbdma_shutdown(struct au1xmmc_host *host) } #endif +static void au1xmmc_enable_sdio_irq(struct mmc_host *mmc, int en) +{ + struct au1xmmc_host *host = mmc_priv(mmc); + + if (en) + IRQ_ON(host, SD_CONFIG_SI); + else + IRQ_OFF(host, SD_CONFIG_SI); +} + 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) @@ -964,7 +978,7 @@ 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->status = HOST_S_IDLE; |