The struct usb_endpoint_descriptor wMaxPacketSize field the struct
usb_ss_ep_comp_descriptor wBytesPerInterval field are stored in
little-endian format. Convert the values from CPU order to little endian
before storing the values.
Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
---
drivers/usb/gadget/function/f_uvc.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/usb/gadget/function/f_uvc.c
b/drivers/usb/gadget/function/f_uvc.c
index bf9abf4..e126439 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -596,19 +596,20 @@ uvc_function_bind(struct usb_configuration *c, struct
usb_function *f)
}
uvc_fs_streaming_ep.wMaxPacketSize =
- min(opts->streaming_maxpacket, 1023U);
+ cpu_to_le16(min(opts->streaming_maxpacket, 1023U));
uvc_fs_streaming_ep.bInterval = opts->streaming_interval;
- uvc_hs_streaming_ep.wMaxPacketSize = max_packet_size;
- uvc_hs_streaming_ep.wMaxPacketSize |= ((max_packet_mult - 1) << 11);
+ uvc_hs_streaming_ep.wMaxPacketSize =
+ cpu_to_le16(max_packet_size | ((max_packet_mult - 1) << 11));
uvc_hs_streaming_ep.bInterval = opts->streaming_interval;
- uvc_ss_streaming_ep.wMaxPacketSize = max_packet_size;
+ uvc_ss_streaming_ep.wMaxPacketSize = cpu_to_le16(max_packet_size);
uvc_ss_streaming_ep.bInterval = opts->streaming_interval;
uvc_ss_streaming_comp.bmAttributes = max_packet_mult - 1;
uvc_ss_streaming_comp.bMaxBurst = opts->streaming_maxburst;
uvc_ss_streaming_comp.wBytesPerInterval =
- max_packet_size * max_packet_mult * opts->streaming_maxburst;
+ cpu_to_le16(max_packet_size * max_packet_mult *
+ opts->streaming_maxburst);
/* Allocate endpoints. */
ep = usb_ep_autoconfig(cdev->gadget, &uvc_control_ep);
--
1.8.5.5
--
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