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Commit 20f522ff authored by Manuel Lauss's avatar Manuel Lauss Committed by Pierre Ossman
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au1xmmc: SDIO IRQ support. 



Wire up the SD controllers' SDIO IRQ capability.

Signed-off-by: default avatarManuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: default avatarPierre Ossman <drzeus@drzeus.cx>
parent 281dd23e

drivers/mmc/host/au1xmmc.c

+15 −1
Original line number Diff line number Diff line
@@ -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;