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Input: synaptics_usb - refactor endpoint lookup

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Use the common USB helper for looking up interrupt-in endpoints instead
of open coding.

Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260330095948.1663141-4-johan@kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Johan Hovold
2026-03-30 16:54:41 -07:00
committed by Dmitry Torokhov
parent 5bb3ab0daa
commit 4decd8f4ae
1 changed files with 2 additions and 21 deletions
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drivers/input/mouse/synaptics_usb.c
+2 -21
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@@ -220,25 +220,6 @@ resubmit:
__func__, error);
}
static struct usb_endpoint_descriptor *
synusb_get_in_endpoint(struct usb_host_interface *iface)
{
struct usb_endpoint_descriptor *endpoint;
int i;
for (i = 0; i < iface->desc.bNumEndpoints; ++i) {
endpoint = &iface->endpoint[i].desc;
if (usb_endpoint_is_int_in(endpoint)) {
/* we found our interrupt in endpoint */
return endpoint;
}
}
return NULL;
}
static int synusb_open(struct input_dev *dev)
{
struct synusb *synusb = input_get_drvdata(dev);
@@ -307,8 +288,8 @@ static int synusb_probe(struct usb_interface *intf,
return error;
}
ep = synusb_get_in_endpoint(intf->cur_altsetting);
if (!ep)
error = usb_find_int_in_endpoint(intf->cur_altsetting, &ep);
if (error)
return -ENODEV;
synusb = kzalloc_obj(*synusb);