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Commit 9f538144 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "mfd: wcd9xxx-core: Add API to support slimbus clock bandwidth request"

parents 5f9d0792 6d1514aa

drivers/mfd/wcd9xxx-core.c

+21 −0
Original line number Diff line number Diff line
@@ -373,6 +373,27 @@ int wcd9xxx_slim_write_repeat(struct wcd9xxx *wcd9xxx, unsigned short reg, 
}

EXPORT_SYMBOL(wcd9xxx_slim_write_repeat);



/*

 * wcd9xxx_slim_reserve_bw: API to reserve the slimbus bandwidth

 * @wcd9xxx: Handle to the wcd9xxx core

 * @bw_ops: value of the bandwidth that is requested

 * @commit: Flag to indicate if bandwidth change is to be commited

 *	    right away

 */

int wcd9xxx_slim_reserve_bw(struct wcd9xxx *wcd9xxx,

		u32 bw_ops, bool commit)

{

	if (!wcd9xxx || !wcd9xxx->slim) {

		pr_err("%s: Invalid handle to %s\n",

			__func__,

			(!wcd9xxx) ? "wcd9xxx" : "slim_device");

		return -EINVAL;

	}



	return slim_reservemsg_bw(wcd9xxx->slim, bw_ops, commit);

}

EXPORT_SYMBOL(wcd9xxx_slim_reserve_bw);



/* Interface specifies whether the write is to the interface or general

 * registers.

 */

include/linux/mfd/wcd9xxx/core.h

+2 −0
Original line number Diff line number Diff line
@@ -224,6 +224,8 @@ int wcd9xxx_interface_reg_write(struct wcd9xxx *wcd9xxx, unsigned short reg, 
int wcd9xxx_get_logical_addresses(u8 *pgd_la, u8 *inf_la);

int wcd9xxx_slim_write_repeat(struct wcd9xxx *wcd9xxx, unsigned short reg,

			     int bytes, void *src);

int wcd9xxx_slim_reserve_bw(struct wcd9xxx *wcd9xxx,

			    u32 bw_ops, bool commit);



#if defined(CONFIG_WCD9310_CODEC) || \

	defined(CONFIG_WCD9304_CODEC) || \