usb: gadget: f_serial: add suspend resume callbacks

Add suspend resume callbacks to notify u_serial of the bus suspend/resume
state.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
This commit is contained in:
Fabrice Gasnier 2020-04-23 13:55:55 +02:00 committed by Felipe Balbi
parent aba3a8d01d
commit e702a7c346

View File

@ -348,6 +348,20 @@ static void gser_unbind(struct usb_configuration *c, struct usb_function *f)
usb_free_all_descriptors(f);
}
static void gser_resume(struct usb_function *f)
{
struct f_gser *gser = func_to_gser(f);
gserial_resume(&gser->port);
}
static void gser_suspend(struct usb_function *f)
{
struct f_gser *gser = func_to_gser(f);
gserial_suspend(&gser->port);
}
static struct usb_function *gser_alloc(struct usb_function_instance *fi)
{
struct f_gser *gser;
@ -369,6 +383,8 @@ static struct usb_function *gser_alloc(struct usb_function_instance *fi)
gser->port.func.set_alt = gser_set_alt;
gser->port.func.disable = gser_disable;
gser->port.func.free_func = gser_free;
gser->port.func.resume = gser_resume;
gser->port.func.suspend = gser_suspend;
return &gser->port.func;
}