diff options
Diffstat (limited to 'include/linux/mmc/host.h')
| -rw-r--r-- | include/linux/mmc/host.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 4a351cb7f20f..4704b77259ee 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -128,6 +128,7 @@ struct mmc_host_ops { int (*get_cd)(struct mmc_host *host); void (*enable_sdio_irq)(struct mmc_host *host, int enable); + /* Mandatory callback when using MMC_CAP2_SDIO_IRQ_NOTHREAD. */ void (*ack_sdio_irq)(struct mmc_host *host); /* optional callback for HC quirks */ @@ -493,6 +494,15 @@ void mmc_command_done(struct mmc_host *host, struct mmc_request *mrq); void mmc_cqe_request_done(struct mmc_host *host, struct mmc_request *mrq); +/* + * May be called from host driver's system/runtime suspend/resume callbacks, + * to know if SDIO IRQs has been claimed. + */ +static inline bool sdio_irq_claimed(struct mmc_host *host) +{ + return host->sdio_irqs > 0; +} + static inline void mmc_signal_sdio_irq(struct mmc_host *host) { host->ops->enable_sdio_irq(host, 0); |