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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: Xu Yang <xu.yang_2@nxp.com>
Fixes: 74494b3321 ("usb: chipidea: core: add controller resume support when controller is powered off")
Reported-by: Conor Dooley <conor.dooley@microchip.com>
Tested-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20221026121157.1491302-1-xu.yang_2@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Xu Yang 2022-10-26 20:11:57 +08:00 committed by Greg Kroah-Hartman
parent 77ece8123f
commit dced88922c
1 changed files with 19 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
drivers/usb/chipidea/core.c
View File

@ -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);