From 50fcbbbb79de4b95a765ea170677c9810fcb9cee Mon Sep 17 00:00:00 2001 From: Shawn Lin Date: Wed, 12 Oct 2016 10:50:37 +0800 Subject: mmc: core: expose the capability of gpio card detect Add new helper API mmc_can_gpio_cd for slot-gpio to make host drivers know whether it supports gpio card detect. Signed-off-by: Shawn Lin Signed-off-by: Jaehoon Chung Signed-off-by: Ulf Hansson --- include/linux/mmc/slot-gpio.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux/mmc/slot-gpio.h') diff --git a/include/linux/mmc/slot-gpio.h b/include/linux/mmc/slot-gpio.h index 3945a8c9d3cb..a7972cd3bc14 100644 --- a/include/linux/mmc/slot-gpio.h +++ b/include/linux/mmc/slot-gpio.h @@ -29,5 +29,6 @@ int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id, void mmc_gpio_set_cd_isr(struct mmc_host *host, irqreturn_t (*isr)(int irq, void *dev_id)); void mmc_gpiod_request_cd_irq(struct mmc_host *host); +bool mmc_can_gpio_cd(struct mmc_host *host); #endif -- cgit v1.2.1