diff options
| author | Johan Hovold <johan@kernel.org> | 2026-03-30 13:11:36 +0300 |
|---|---|---|
| committer | Hans Verkuil <hverkuil+cisco@kernel.org> | 2026-05-05 17:57:02 +0300 |
| commit | 99feb05904bf6ee58077f179fc3aa7c19ed891e2 (patch) | |
| tree | 536f24e2b65c6550ce3ff12402c21829590d2705 | |
| parent | 237b133817b99af32f5d698f1e45c3f029e41792 (diff) | |
| download | linux-99feb05904bf6ee58077f179fc3aa7c19ed891e2.tar.xz | |
media: si470x-usb: refactor endpoint lookup
Use the common USB helper for looking up interrupt-in endpoints instead
of open coding.
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Hans Verkuil <hverkuil+cisco@kernel.org>
| -rw-r--r-- | drivers/media/radio/si470x/radio-si470x-usb.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/media/radio/si470x/radio-si470x-usb.c b/drivers/media/radio/si470x/radio-si470x-usb.c index 318b5f6d4202..869b1e7e34b9 100644 --- a/drivers/media/radio/si470x/radio-si470x-usb.c +++ b/drivers/media/radio/si470x/radio-si470x-usb.c @@ -565,8 +565,7 @@ static int si470x_usb_driver_probe(struct usb_interface *intf, { struct si470x_device *radio; struct usb_host_interface *iface_desc; - struct usb_endpoint_descriptor *endpoint; - int i, int_end_size, retval; + int int_end_size, retval; unsigned char version_warning = 0; /* private data allocation and initialization */ @@ -595,12 +594,8 @@ static int si470x_usb_driver_probe(struct usb_interface *intf, iface_desc = intf->cur_altsetting; /* Set up interrupt endpoint information. */ - for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { - endpoint = &iface_desc->endpoint[i].desc; - if (usb_endpoint_is_int_in(endpoint)) - radio->int_in_endpoint = endpoint; - } - if (!radio->int_in_endpoint) { + retval = usb_find_int_in_endpoint(iface_desc, &radio->int_in_endpoint); + if (retval) { dev_info(&intf->dev, "could not find interrupt in endpoint\n"); retval = -EIO; goto err_usbbuf; |