From a7d1a1ebd8f5858a812ac3d5fbbc178b4959a63b Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Tue, 1 May 2012 16:51:38 +0200 Subject: mmc: core: convert slot functions to managed allocation This prepares for the addition of further slot functions. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Chris Ball --- include/linux/mmc/host.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/linux') diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index c1a03eed1d17..65c64ee578a7 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -11,6 +11,7 @@ #define LINUX_MMC_HOST_H #include +#include #include #include #include @@ -154,6 +155,7 @@ struct mmc_async_req { * struct mmc_slot - MMC slot functions * * @cd_irq: MMC/SD-card slot hotplug detection IRQ or -EINVAL + * @lock: protect the @handler_priv pointer * @handler_priv: MMC/SD-card slot context * * Some MMC/SD host controllers implement slot-functions like card and @@ -163,6 +165,7 @@ struct mmc_async_req { */ struct mmc_slot { int cd_irq; + struct mutex lock; void *handler_priv; }; -- cgit v1.2.3