#include <linux/err.h>
#include <linux/idr.h>
#include <linux/pagemap.h>
+#include <linux/leds.h>
#include <linux/mmc/host.h>
{
int err;
+ WARN_ON((host->caps & MMC_CAP_SDIO_IRQ) &&
+ !host->ops->enable_sdio_irq);
+
if (!idr_pre_get(&mmc_host_idr, GFP_KERNEL))
return -ENOMEM;
snprintf(host->class_dev.bus_id, BUS_ID_SIZE,
"mmc%d", host->index);
+ led_trigger_register_simple(host->class_dev.bus_id, &host->led);
+
err = device_add(&host->class_dev);
if (err)
return err;
device_del(&host->class_dev);
+ led_trigger_unregister_simple(host->led);
+
spin_lock(&mmc_host_lock);
idr_remove(&mmc_host_idr, host->index);
spin_unlock(&mmc_host_lock);