From: Adrian Hunter Date: Mon, 26 Jan 2009 11:17:25 +0000 (+0200) Subject: omap_hsmmc: Allow cover switch to cause rescan X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=e1a55f5eeae90de3f1113dea8cd40d54e1562abf;p=linux-2.6-omap-h63xx.git omap_hsmmc: Allow cover switch to cause rescan Allow a cover switch to be used to cause a rescan of the MMC slot. Signed-off-by: Adrian Hunter Signed-off-by: Pierre Ossman --- diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index fd1657ad2a7..f3e4e0fd665 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -571,7 +571,10 @@ static void mmc_omap_detect(struct work_struct *work) mmc_carddetect_work); struct omap_mmc_slot_data *slot = &mmc_slot(host); - host->carddetect = slot->card_detect(slot->card_detect_irq); + if (mmc_slot(host).card_detect) + host->carddetect = slot->card_detect(slot->card_detect_irq); + else + host->carddetect = -ENOSYS; sysfs_notify(&host->mmc->class_dev.kobj, NULL, "cover_switch"); if (host->carddetect) { @@ -1089,7 +1092,7 @@ static int __init omap_mmc_probe(struct platform_device *pdev) } /* Request IRQ for card detect */ - if ((mmc_slot(host).card_detect_irq) && (mmc_slot(host).card_detect)) { + if ((mmc_slot(host).card_detect_irq)) { ret = request_irq(mmc_slot(host).card_detect_irq, omap_mmc_cd_handler, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING @@ -1112,8 +1115,8 @@ static int __init omap_mmc_probe(struct platform_device *pdev) if (ret < 0) goto err_slot_name; } - if (mmc_slot(host).card_detect_irq && mmc_slot(host).card_detect && - host->pdata->slots[host->slot_id].get_cover_state) { + if (mmc_slot(host).card_detect_irq && + host->pdata->slots[host->slot_id].get_cover_state) { ret = device_create_file(&mmc->class_dev, &dev_attr_cover_switch); if (ret < 0)