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| author |   Fabrice Gasnier <fabrice.gasnier@st.com> | 2020-04-23 13:55:55 +0200 |
|---|---|---|
| committer |   Felipe Balbi <balbi@kernel.org> | 2020-05-25 11:09:39 +0300 |
| commit | e702a7c346344733824e27c943cbef59b74aef6f (patch) | |
| tree | 6951f2e1350b592ab7fa9b3ae6e99d987d1d700e /drivers/usb/gadget/function/f_serial.c | |
| parent | usb: gadget: u_serial: add suspend resume callbacks (diff) | |
| download | wireguard-linux-e702a7c346344733824e27c943cbef59b74aef6f.tar.xz wireguard-linux-e702a7c346344733824e27c943cbef59b74aef6f.zip | |
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>
Diffstat (limited to 'drivers/usb/gadget/function/f_serial.c')
| -rw-r--r-- | drivers/usb/gadget/function/f_serial.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/gadget/function/f_serial.c b/drivers/usb/gadget/function/f_serial.c index 1406255d0865..e62713846350 100644 --- a/drivers/usb/gadget/function/f_serial.c +++ b/drivers/usb/gadget/function/f_serial.c @@ -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; } |