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mmc: add led trigger

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Add a led trigger for each host controller that indicates if there
is a request active on the controller.

Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Pierre Ossman 2007-09-24 07:15:48 +02:00
parent 15a0580ced
commit af8350c756
3 changed files with 16 additions and 0 deletions
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6
include/linux/mmc/host.h
View file

@ -10,6 +10,8 @@
#ifndef LINUX_MMC_HOST_H
#define LINUX_MMC_HOST_H
#include <linux/leds.h>
#include <linux/mmc/core.h>
struct mmc_ios {
@ -133,6 +135,10 @@ struct mmc_host {
struct task_struct *sdio_irq_thread;
atomic_t sdio_irq_thread_abort;
#ifdef CONFIG_LEDS_TRIGGERS
struct led_trigger *led; /* activity led */
#endif
unsigned long private[0] ____cacheline_aligned;
};