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path: root/drivers/usb/gadget/f_sourcesink.c
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Diffstat (limited to 'drivers/usb/gadget/f_sourcesink.c')
-rw-r--r--drivers/usb/gadget/f_sourcesink.c52
1 files changed, 1 insertions, 51 deletions
diff --git a/drivers/usb/gadget/f_sourcesink.c b/drivers/usb/gadget/f_sourcesink.c
index 6aca5c81414..bffe91d525f 100644
--- a/drivers/usb/gadget/f_sourcesink.c
+++ b/drivers/usb/gadget/f_sourcesink.c
@@ -59,7 +59,6 @@ struct f_sourcesink {
struct usb_ep *in_ep;
struct usb_ep *out_ep;
- struct timer_list resume;
};
static inline struct f_sourcesink *func_to_ss(struct usb_function *f)
@@ -67,10 +66,6 @@ static inline struct f_sourcesink *func_to_ss(struct usb_function *f)
return container_of(f, struct f_sourcesink, function);
}
-static unsigned autoresume;
-module_param(autoresume, uint, 0);
-MODULE_PARM_DESC(autoresume, "zero, or seconds before remote wakeup");
-
static unsigned pattern;
module_param(pattern, uint, 0);
MODULE_PARM_DESC(pattern, "0 = all zeroes, 1 = mod63 ");
@@ -155,21 +150,6 @@ static struct usb_gadget_strings *sourcesink_strings[] = {
/*-------------------------------------------------------------------------*/
-static void sourcesink_autoresume(unsigned long _c)
-{
- struct usb_composite_dev *cdev = (void *)_c;
- struct usb_gadget *g = cdev->gadget;
-
- /* Normally the host would be woken up for something
- * more significant than just a timer firing; likely
- * because of some direct user request.
- */
- if (g->speed != USB_SPEED_UNKNOWN) {
- int status = usb_gadget_wakeup(g);
- DBG(cdev, "%s --> %d\n", __func__, status);
- }
-}
-
static int __init
sourcesink_bind(struct usb_configuration *c, struct usb_function *f)
{
@@ -198,9 +178,6 @@ autoconf_fail:
goto autoconf_fail;
ss->out_ep->driver_data = cdev; /* claim */
- setup_timer(&ss->resume, sourcesink_autoresume,
- (unsigned long) c->cdev);
-
/* support high speed hardware */
if (gadget_is_dualspeed(c->cdev->gadget)) {
hs_source_desc.bEndpointAddress =
@@ -359,7 +336,6 @@ static void disable_source_sink(struct f_sourcesink *ss)
cdev = ss->function.config->cdev;
disable_endpoints(cdev, ss->in_ep, ss->out_ep);
- del_timer(&ss->resume);
VDBG(cdev, "%s disabled\n", ss->function.name);
}
@@ -426,30 +402,6 @@ static void sourcesink_disable(struct usb_function *f)
disable_source_sink(ss);
}
-static void sourcesink_suspend(struct usb_function *f)
-{
- struct f_sourcesink *ss = func_to_ss(f);
- struct usb_composite_dev *cdev = f->config->cdev;
-
- if (cdev->gadget->speed == USB_SPEED_UNKNOWN)
- return;
-
- if (autoresume) {
- mod_timer(&ss->resume, jiffies + (HZ * autoresume));
- DBG(cdev, "suspend, wakeup in %d seconds\n", autoresume);
- } else
- DBG(cdev, "%s\n", __func__);
-}
-
-static void sourcesink_resume(struct usb_function *f)
-{
- struct f_sourcesink *ss = func_to_ss(f);
- struct usb_composite_dev *cdev = f->config->cdev;
-
- DBG(cdev, "%s\n", __func__);
- del_timer(&ss->resume);
-}
-
/*-------------------------------------------------------------------------*/
static int __init sourcesink_bind_config(struct usb_configuration *c)
@@ -467,8 +419,6 @@ static int __init sourcesink_bind_config(struct usb_configuration *c)
ss->function.unbind = sourcesink_unbind;
ss->function.set_alt = sourcesink_set_alt;
ss->function.disable = sourcesink_disable;
- ss->function.suspend = sourcesink_suspend;
- ss->function.resume = sourcesink_resume;
status = usb_add_function(c, &ss->function);
if (status)
@@ -559,7 +509,7 @@ static struct usb_configuration sourcesink_driver = {
* sourcesink_add - add a source/sink testing configuration to a device
* @cdev: the device to support the configuration
*/
-int __init sourcesink_add(struct usb_composite_dev *cdev)
+int __init sourcesink_add(struct usb_composite_dev *cdev, bool autoresume)
{
int id;