diff options
| author | Johan Hovold <johan@kernel.org> | 2026-03-30 13:18:16 +0300 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2026-04-01 10:27:58 +0300 |
| commit | 495fac90b8ec3d6de11539b2b05c55ba360586ab (patch) | |
| tree | 0dd6dec82cdfa48dba73b360cd7fe1170cb7a578 | |
| parent | 572a36d279d66487bedb55fc9fb5cce29df72905 (diff) | |
| download | linux-495fac90b8ec3d6de11539b2b05c55ba360586ab.tar.xz | |
can: kvaser_usb: leaf: refactor endpoint lookup
Use the common USB helper for looking up bulk and interrupt endpoints
instead of open coding.
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260330101817.1664787-2-johan@kernel.org
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
| -rw-r--r-- | drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c index fd191ec5738b..df737cfc5ea0 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c @@ -1957,27 +1957,18 @@ static int kvaser_usb_leaf_get_berr_counter(const struct net_device *netdev, static int kvaser_usb_leaf_setup_endpoints(struct kvaser_usb *dev) { - const struct usb_host_interface *iface_desc; - struct usb_endpoint_descriptor *endpoint; - int i; + struct usb_host_interface *iface_desc; + int ret; iface_desc = dev->intf->cur_altsetting; - for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { - endpoint = &iface_desc->endpoint[i].desc; - - if (!dev->bulk_in && usb_endpoint_is_bulk_in(endpoint)) - dev->bulk_in = endpoint; - - if (!dev->bulk_out && usb_endpoint_is_bulk_out(endpoint)) - dev->bulk_out = endpoint; + /* use first bulk endpoint for in and out */ + ret = usb_find_common_endpoints(iface_desc, &dev->bulk_in, &dev->bulk_out, + NULL, NULL); + if (ret) + return -ENODEV; - /* use first bulk endpoint for in and out */ - if (dev->bulk_in && dev->bulk_out) - return 0; - } - - return -ENODEV; + return 0; } const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops = { |