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media: s2255: refactor endpoint lookup

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

Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
This commit is contained in:
Johan Hovold
2026-03-30 12:11:41 +02:00
committed by Hans Verkuil
parent b8b6b2bf0e
commit fe90217607
1 changed files with 4 additions and 8 deletions
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12
drivers/media/usb/s2255/s2255drv.c
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@@ -2240,18 +2240,14 @@ static int s2255_probe(struct usb_interface *interface,
iface_desc = interface->cur_altsetting;
dev_dbg(&interface->dev, "num EP: %d\n",
iface_desc->desc.bNumEndpoints);
for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
endpoint = &iface_desc->endpoint[i].desc;
if (!dev->read_endpoint && usb_endpoint_is_bulk_in(endpoint)) {
/* we found the bulk in endpoint */
dev->read_endpoint = endpoint->bEndpointAddress;
}
}
if (!dev->read_endpoint) {
if (usb_find_bulk_in_endpoint(iface_desc, &endpoint)) {
dev_err(&interface->dev, "Could not find bulk-in endpoint\n");
goto errorEP;
}
dev->read_endpoint = endpoint->bEndpointAddress;
timer_setup(&dev->timer, s2255_timer, 0);
init_waitqueue_head(&dev->fw_data->wait_fw);
for (i = 0; i < MAX_CHANNELS; i++) {