From: Laurent Pinchart Date: Fri, 1 Mar 2013 19:46:22 +0000 (+0100) Subject: usb: gadget: uvc: clarify comment about string descriptors X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f9e612002fc50b3ae7cd1349eb2387e5430b44d9;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git usb: gadget: uvc: clarify comment about string descriptors The comment that describes string descriptors allocation isn't clear, fix it. Signed-off-by: Laurent Pinchart Tested-by: Bhupesh Sharma Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/gadget/f_uvc.c b/drivers/usb/gadget/f_uvc.c index 92efd6ec48af..dd372ce9f3e2 100644 --- a/drivers/usb/gadget/f_uvc.c +++ b/drivers/usb/gadget/f_uvc.c @@ -800,7 +800,10 @@ uvc_bind_config(struct usb_configuration *c, uvc->desc.hs_streaming = hs_streaming; uvc->desc.ss_streaming = ss_streaming; - /* Allocate string descriptor numbers. */ + /* String descriptors are global, we only need to allocate string IDs + * for the first UVC function. UVC functions beyond the first (if any) + * will reuse the same IDs. + */ if (uvc_en_us_strings[UVC_STRING_ASSOCIATION_IDX].id == 0) { ret = usb_string_ids_tab(c->cdev, uvc_en_us_strings); if (ret)