diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-07-25 00:22:18 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-07-25 00:22:18 (GMT) |
commit | b7545b79a1698b4cbcb5da94c105523b85ee7c90 (patch) | |
tree | 6a0de6b494b21957006d2f7e2c3c7638484a9dc8 /drivers/net | |
parent | 721413aff218118548b84b18cb5b49660e6e2940 (diff) | |
parent | cb42b63d893d8d22d1739ddea0d86b10fd921aac (diff) | |
download | linux-b7545b79a1698b4cbcb5da94c105523b85ee7c90.tar.xz |
Merge tag 'usb-4.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB updates from Greg KH:
"Here's the big USB driver update for 4.8-rc1. Lots of the normal
stuff in here, musb, gadget, xhci, and other updates and fixes. All
of the details are in the shortlog.
All of these have been in linux-next for a while with no reported
issues"
* tag 'usb-4.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (169 commits)
cdc-acm: beautify probe()
cdc-wdm: use the common CDC parser
cdc-acm: cleanup error handling
cdc-acm: use the common parser
usbnet: move the CDC parser into USB core
usb: musb: sunxi: Simplify dr_mode handling
usb: musb: sunxi: make unexported symbols static
usb: musb: cppi41: add dma channel tracepoints
usb: musb: cppi41: move struct cppi41_dma_channel to header
usb: musb: cleanup cppi_dma header
usb: musb: gadget: add usb-request tracepoints
usb: musb: host: add urb tracepoints
usb: musb: add tracepoints to dump interrupt events
usb: musb: add tracepoints for register access
usb: musb: dsps: use musb register read/write wrappers instead
usb: musb: switch dev_dbg to tracepoints
usb: musb: add tracepoints support for debugging
usb: quirks: Add no-lpm quirk for Elan
phy: rcar-gen3-usb2: fix mutex_lock calling in interrupt
phy: rockhip-usb: use devm_add_action_or_reset()
...
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/usb/usbnet.c | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 6086a01..3bfb592 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -42,7 +42,6 @@ #include <linux/mii.h> #include <linux/usb.h> #include <linux/usb/usbnet.h> -#include <linux/usb/cdc.h> #include <linux/slab.h> #include <linux/kernel.h> #include <linux/pm_runtime.h> @@ -1972,143 +1971,6 @@ out: return err; } -int cdc_parse_cdc_header(struct usb_cdc_parsed_header *hdr, - struct usb_interface *intf, - u8 *buffer, - int buflen) -{ - /* duplicates are ignored */ - struct usb_cdc_union_desc *union_header = NULL; - - /* duplicates are not tolerated */ - struct usb_cdc_header_desc *header = NULL; - struct usb_cdc_ether_desc *ether = NULL; - struct usb_cdc_mdlm_detail_desc *detail = NULL; - struct usb_cdc_mdlm_desc *desc = NULL; - - unsigned int elength; - int cnt = 0; - - memset(hdr, 0x00, sizeof(struct usb_cdc_parsed_header)); - hdr->phonet_magic_present = false; - while (buflen > 0) { - elength = buffer[0]; - if (!elength) { - dev_err(&intf->dev, "skipping garbage byte\n"); - elength = 1; - goto next_desc; - } - if (buffer[1] != USB_DT_CS_INTERFACE) { - dev_err(&intf->dev, "skipping garbage\n"); - goto next_desc; - } - - switch (buffer[2]) { - case USB_CDC_UNION_TYPE: /* we've found it */ - if (elength < sizeof(struct usb_cdc_union_desc)) - goto next_desc; - if (union_header) { - dev_err(&intf->dev, "More than one union descriptor, skipping ...\n"); - goto next_desc; - } - union_header = (struct usb_cdc_union_desc *)buffer; - break; - case USB_CDC_COUNTRY_TYPE: - if (elength < sizeof(struct usb_cdc_country_functional_desc)) - goto next_desc; - hdr->usb_cdc_country_functional_desc = - (struct usb_cdc_country_functional_desc *)buffer; - break; - case USB_CDC_HEADER_TYPE: - if (elength != sizeof(struct usb_cdc_header_desc)) - goto next_desc; - if (header) - return -EINVAL; - header = (struct usb_cdc_header_desc *)buffer; - break; - case USB_CDC_ACM_TYPE: - if (elength < sizeof(struct usb_cdc_acm_descriptor)) - goto next_desc; - hdr->usb_cdc_acm_descriptor = - (struct usb_cdc_acm_descriptor *)buffer; - break; - case USB_CDC_ETHERNET_TYPE: - if (elength != sizeof(struct usb_cdc_ether_desc)) - goto next_desc; - if (ether) - return -EINVAL; - ether = (struct usb_cdc_ether_desc *)buffer; - break; - case USB_CDC_CALL_MANAGEMENT_TYPE: - if (elength < sizeof(struct usb_cdc_call_mgmt_descriptor)) - goto next_desc; - hdr->usb_cdc_call_mgmt_descriptor = - (struct usb_cdc_call_mgmt_descriptor *)buffer; - break; - case USB_CDC_DMM_TYPE: - if (elength < sizeof(struct usb_cdc_dmm_desc)) - goto next_desc; - hdr->usb_cdc_dmm_desc = - (struct usb_cdc_dmm_desc *)buffer; - break; - case USB_CDC_MDLM_TYPE: - if (elength < sizeof(struct usb_cdc_mdlm_desc *)) - goto next_desc; - if (desc) - return -EINVAL; - desc = (struct usb_cdc_mdlm_desc *)buffer; - break; - case USB_CDC_MDLM_DETAIL_TYPE: - if (elength < sizeof(struct usb_cdc_mdlm_detail_desc *)) - goto next_desc; - if (detail) - return -EINVAL; - detail = (struct usb_cdc_mdlm_detail_desc *)buffer; - break; - case USB_CDC_NCM_TYPE: - if (elength < sizeof(struct usb_cdc_ncm_desc)) - goto next_desc; - hdr->usb_cdc_ncm_desc = (struct usb_cdc_ncm_desc *)buffer; - break; - case USB_CDC_MBIM_TYPE: - if (elength < sizeof(struct usb_cdc_mbim_desc)) - goto next_desc; - - hdr->usb_cdc_mbim_desc = (struct usb_cdc_mbim_desc *)buffer; - break; - case USB_CDC_MBIM_EXTENDED_TYPE: - if (elength < sizeof(struct usb_cdc_mbim_extended_desc)) - break; - hdr->usb_cdc_mbim_extended_desc = - (struct usb_cdc_mbim_extended_desc *)buffer; - break; - case CDC_PHONET_MAGIC_NUMBER: - hdr->phonet_magic_present = true; - break; - default: - /* - * there are LOTS more CDC descriptors that - * could legitimately be found here. - */ - dev_dbg(&intf->dev, "Ignoring descriptor: type %02x, length %ud\n", - buffer[2], elength); - goto next_desc; - } - cnt++; -next_desc: - buflen -= elength; - buffer += elength; - } - hdr->usb_cdc_union_desc = union_header; - hdr->usb_cdc_header_desc = header; - hdr->usb_cdc_mdlm_detail_desc = detail; - hdr->usb_cdc_mdlm_desc = desc; - hdr->usb_cdc_ether_desc = ether; - return cnt; -} - -EXPORT_SYMBOL(cdc_parse_cdc_header); - /* * The function can't be called inside suspend/resume callback, * otherwise deadlock will be caused. |