mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

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>
This commit is contained in:
Manuel Lauss 2008-06-09 08:38:03 +02:00 committed by Pierre Ossman
parent 281dd23ea0
commit 20f522ff55
1 changed files with 15 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/mmc/host/au1xmmc.c
View File

@ -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;