Commit dced8892 authored by Xu Yang's avatar Xu Yang Committed by Greg Kroah-Hartman
Browse files

usb: chipidea: core: wrap ci_handle_power_lost() with CONFIG_PM_SLEEP 



If CONFIG_PM_SLEEP is not set, the following error will be shown up
when build kernel:
    error: 'ci_handle_power_lost' defined but not used.

This will move ci_handle_power_lost() to an area wrapped by
CONFIG_PM_SLEEP.

Signed-off-by: default avatarXu Yang <xu.yang_2@nxp.com>
Fixes: 74494b33 ("usb: chipidea: core: add controller resume support when controller is powered off")
Reported-by: default avatarConor Dooley <conor.dooley@microchip.com>
Tested-by: default avatarConor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20221026121157.1491302-1-xu.yang_2@nxp.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 77ece812

drivers/usb/chipidea/core.c

+19 −19
Original line number Diff line number Diff line
@@ -661,25 +661,6 @@ static enum ci_role ci_get_role(struct ci_hdrc *ci) 
	return role;

}



static void ci_handle_power_lost(struct ci_hdrc *ci)

{

	enum ci_role role;



	disable_irq_nosync(ci->irq);

	if (!ci_otg_is_fsm_mode(ci)) {

		role = ci_get_role(ci);



		if (ci->role != role) {

			ci_handle_id_switch(ci);

		} else if (role == CI_ROLE_GADGET) {

			if (ci->is_otg && hw_read_otgsc(ci, OTGSC_BSV))

				usb_gadget_vbus_connect(&ci->gadget);

		}

	}



	enable_irq(ci->irq);

}



static struct usb_role_switch_desc ci_role_switch = {

	.set = ci_usb_role_switch_set,

	.get = ci_usb_role_switch_get,
@@ -1400,6 +1381,25 @@ static int ci_suspend(struct device *dev) 
	return 0;

}



static void ci_handle_power_lost(struct ci_hdrc *ci)

{

	enum ci_role role;



	disable_irq_nosync(ci->irq);

	if (!ci_otg_is_fsm_mode(ci)) {

		role = ci_get_role(ci);



		if (ci->role != role) {

			ci_handle_id_switch(ci);

		} else if (role == CI_ROLE_GADGET) {

			if (ci->is_otg && hw_read_otgsc(ci, OTGSC_BSV))

				usb_gadget_vbus_connect(&ci->gadget);

		}

	}



	enable_irq(ci->irq);

}



static int ci_resume(struct device *dev)

{

	struct ci_hdrc *ci = dev_get_drvdata(dev);