WLAN: WCN1314: Add API to enable/disable interrupts from chip.

Add an API to enable/disable interrupts from the chip.
This API uses func0 SDIO_CCCR_IENx register to enable/disable
interrupts from the chip.

Change-Id: I2da8d569511aeff0409744a90e7daf4704fff91d
Signed-off-by: Pavan kumar <pavan@codeaurora.org>
diff --git a/include/linux/libra_sdioif.h b/include/linux/libra_sdioif.h
index 965e2b5..08be83a 100644
--- a/include/linux/libra_sdioif.h
+++ b/include/linux/libra_sdioif.h
@@ -35,6 +35,7 @@
 typedef int (suspend_handler_t)(struct sdio_func *);
 typedef void (resume_handler_t)(struct sdio_func *);
 
+int libra_enable_sdio_irq_in_chip(struct sdio_func *func, u8 enable);
 int    libra_sdio_configure(sdio_irq_handler_t libra_sdio_rxhandler,
 		void (*func_drv_fn)(int *status),
 		u32 funcdrv_timeout, u32 blksize);