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net: cdc_ncm: use netif_* and dev_* instead of pr_* 

Take advantage of standard device name prefixing and
netdevice msglvl control where possible.

Cc: Alexey Orishko <alexey.orishko@gmail.com>
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bjørn Mork 2013-11-01 11:16:54 +01:00 committed by David S. Miller
parent a26fd05deb
commit ae223cd406
1 changed files with 48 additions and 50 deletions
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98
drivers/net/usb/cdc_ncm.c
View File

@ -87,7 +87,7 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
0, iface_no, &ncm_parm,
sizeof(ncm_parm));
if (err < 0) {
pr_debug("failed GET_NTB_PARAMETERS\n");
dev_dbg(&dev->intf->dev, "failed GET_NTB_PARAMETERS\n");
return 1;
}
@ -115,11 +115,10 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
flags = 0;
}
pr_debug("dwNtbInMaxSize=%u dwNtbOutMaxSize=%u "
"wNdpOutPayloadRemainder=%u wNdpOutDivisor=%u "
"wNdpOutAlignment=%u wNtbOutMaxDatagrams=%u flags=0x%x\n",
ctx->rx_max, ctx->tx_max, ctx->tx_remainder, ctx->tx_modulus,
ctx->tx_ndp_modulus, ctx->tx_max_datagrams, flags);
dev_dbg(&dev->intf->dev,
"dwNtbInMaxSize=%u dwNtbOutMaxSize=%u wNdpOutPayloadRemainder=%u wNdpOutDivisor=%u wNdpOutAlignment=%u wNtbOutMaxDatagrams=%u flags=0x%x\n",
ctx->rx_max, ctx->tx_max, ctx->tx_remainder, ctx->tx_modulus,
ctx->tx_ndp_modulus, ctx->tx_max_datagrams, flags);
/* max count of tx datagrams */
if ((ctx->tx_max_datagrams == 0) ||
@ -128,14 +127,14 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
/* verify maximum size of received NTB in bytes */
if (ctx->rx_max < USB_CDC_NCM_NTB_MIN_IN_SIZE) {
pr_debug("Using min receive length=%d\n",
USB_CDC_NCM_NTB_MIN_IN_SIZE);
dev_dbg(&dev->intf->dev, "Using min receive length=%d\n",
USB_CDC_NCM_NTB_MIN_IN_SIZE);
ctx->rx_max = USB_CDC_NCM_NTB_MIN_IN_SIZE;
}
if (ctx->rx_max > CDC_NCM_NTB_MAX_SIZE_RX) {
pr_debug("Using default maximum receive length=%d\n",
CDC_NCM_NTB_MAX_SIZE_RX);
dev_dbg(&dev->intf->dev, "Using default maximum receive length=%d\n",
CDC_NCM_NTB_MAX_SIZE_RX);
ctx->rx_max = CDC_NCM_NTB_MAX_SIZE_RX;
}
@ -148,15 +147,15 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
| USB_RECIP_INTERFACE,
0, iface_no, &dwNtbInMaxSize, 4);
if (err < 0)
pr_debug("Setting NTB Input Size failed\n");
dev_dbg(&dev->intf->dev, "Setting NTB Input Size failed\n");
}
/* verify maximum size of transmitted NTB in bytes */
if ((ctx->tx_max <
(min_hdr_size + min_dgram_size)) ||
(ctx->tx_max > CDC_NCM_NTB_MAX_SIZE_TX)) {
pr_debug("Using default maximum transmit length=%d\n",
CDC_NCM_NTB_MAX_SIZE_TX);
dev_dbg(&dev->intf->dev, "Using default maximum transmit length=%d\n",
CDC_NCM_NTB_MAX_SIZE_TX);
ctx->tx_max = CDC_NCM_NTB_MAX_SIZE_TX;
/* Adding a pad byte here simplifies the handling in
@ -178,7 +177,7 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
if ((val < USB_CDC_NCM_NDP_ALIGN_MIN_SIZE) ||
(val != ((-val) & val)) || (val >= ctx->tx_max)) {
pr_debug("Using default alignment: 4 bytes\n");
dev_dbg(&dev->intf->dev, "Using default alignment: 4 bytes\n");
ctx->tx_ndp_modulus = USB_CDC_NCM_NDP_ALIGN_MIN_SIZE;
}
@ -192,13 +191,13 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
if ((val < USB_CDC_NCM_NDP_ALIGN_MIN_SIZE) ||
(val != ((-val) & val)) || (val >= ctx->tx_max)) {
pr_debug("Using default transmit modulus: 4 bytes\n");
dev_dbg(&dev->intf->dev, "Using default transmit modulus: 4 bytes\n");
ctx->tx_modulus = USB_CDC_NCM_NDP_ALIGN_MIN_SIZE;
}
/* verify the payload remainder */
if (ctx->tx_remainder >= ctx->tx_modulus) {
pr_debug("Using default transmit remainder: 0 bytes\n");
dev_dbg(&dev->intf->dev, "Using default transmit remainder: 0 bytes\n");
ctx->tx_remainder = 0;
}
@ -216,7 +215,7 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
USB_CDC_NCM_CRC_NOT_APPENDED,
iface_no, NULL, 0);
if (err < 0)
pr_debug("Setting CRC mode off failed\n");
dev_dbg(&dev->intf->dev, "Setting CRC mode off failed\n");
}
/* set NTB format, if both formats are supported */
@ -227,7 +226,7 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
USB_CDC_NCM_NTB16_FORMAT,
iface_no, NULL, 0);
if (err < 0)
pr_debug("Setting NTB format to 16-bit failed\n");
dev_dbg(&dev->intf->dev, "Setting NTB format to 16-bit failed\n");
}
ctx->max_datagram_size = min_dgram_size;
@ -248,8 +247,8 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
| USB_RECIP_INTERFACE,
0, iface_no, &max_datagram_size, 2);
if (err < 0) {
pr_debug("GET_MAX_DATAGRAM_SIZE failed, use size=%u\n",
min_dgram_size);
dev_dbg(&dev->intf->dev, "GET_MAX_DATAGRAM_SIZE failed, use size=%u\n",
min_dgram_size);
} else {
ctx->max_datagram_size =
le16_to_cpu(max_datagram_size);
@ -275,7 +274,7 @@ static u8 cdc_ncm_setup(struct usbnet *dev)
iface_no, &max_datagram_size,
2);
if (err < 0)
pr_debug("SET_MAX_DGRAM_SIZE failed\n");
dev_dbg(&dev->intf->dev, "SET_MAX_DGRAM_SIZE failed\n");
}
}
}
@ -867,6 +866,7 @@ error:
/* verify NTB header and return offset of first NDP, or negative error */
int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in)
{
struct usbnet *dev = netdev_priv(skb_in->dev);
struct usb_cdc_ncm_nth16 *nth16;
int len;
int ret = -EINVAL;
@ -876,7 +876,7 @@ int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in)
if (skb_in->len < (sizeof(struct usb_cdc_ncm_nth16) +
sizeof(struct usb_cdc_ncm_ndp16))) {
pr_debug("frame too short\n");
netif_dbg(dev, rx_err, dev->net, "frame too short\n");
goto error;
}
@ -890,16 +890,18 @@ int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in)
len = le16_to_cpu(nth16->wBlockLength);
if (len > ctx->rx_max) {
pr_debug("unsupported NTB block length %u/%u\n", len,
ctx->rx_max);
netif_dbg(dev, rx_err, dev->net,
"unsupported NTB block length %u/%u\n", len,
ctx->rx_max);
goto error;
}
if ((ctx->rx_seq + 1) != le16_to_cpu(nth16->wSequence) &&
(ctx->rx_seq || le16_to_cpu(nth16->wSequence)) &&
!((ctx->rx_seq == 0xffff) && !le16_to_cpu(nth16->wSequence))) {
pr_debug("sequence number glitch prev=%d curr=%d\n",
ctx->rx_seq, le16_to_cpu(nth16->wSequence));
(ctx->rx_seq || le16_to_cpu(nth16->wSequence)) &&
!((ctx->rx_seq == 0xffff) && !le16_to_cpu(nth16->wSequence))) {
netif_dbg(dev, rx_err, dev->net,
"sequence number glitch prev=%d curr=%d\n",
ctx->rx_seq, le16_to_cpu(nth16->wSequence));
}
ctx->rx_seq = le16_to_cpu(nth16->wSequence);
@ -912,18 +914,20 @@ EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_nth16);
/* verify NDP header and return number of datagrams, or negative error */
int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset)
{
struct usbnet *dev = netdev_priv(skb_in->dev);
struct usb_cdc_ncm_ndp16 *ndp16;
int ret = -EINVAL;
if ((ndpoffset + sizeof(struct usb_cdc_ncm_ndp16)) > skb_in->len) {
pr_debug("invalid NDP offset <%u>\n", ndpoffset);
netif_dbg(dev, rx_err, dev->net, "invalid NDP offset <%u>\n",
ndpoffset);
goto error;
}
ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb_in->data + ndpoffset);
if (le16_to_cpu(ndp16->wLength) < USB_CDC_NCM_NDP16_LENGTH_MIN) {
pr_debug("invalid DPT16 length <%u>\n",
le16_to_cpu(ndp16->wLength));
netif_dbg(dev, rx_err, dev->net, "invalid DPT16 length <%u>\n",
le16_to_cpu(ndp16->wLength));
goto error;
}
@ -932,9 +936,9 @@ int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset)
sizeof(struct usb_cdc_ncm_dpe16));
ret--; /* we process NDP entries except for the last one */
if ((sizeof(struct usb_cdc_ncm_ndp16) + ret * (sizeof(struct usb_cdc_ncm_dpe16))) >
skb_in->len) {
pr_debug("Invalid nframes = %d\n", ret);
if ((sizeof(struct usb_cdc_ncm_ndp16) +
ret * (sizeof(struct usb_cdc_ncm_dpe16))) > skb_in->len) {
netif_dbg(dev, rx_err, dev->net, "Invalid nframes = %d\n", ret);
ret = -EINVAL;
}
@ -991,9 +995,9 @@ next_ndp:
/* sanity checking */
if (((offset + len) > skb_in->len) ||
(len > ctx->rx_max) || (len < ETH_HLEN)) {
pr_debug("invalid frame detected (ignored)"
"offset[%u]=%u, length=%u, skb=%p\n",
x, offset, len, skb_in);
netif_dbg(dev, rx_err, dev->net,
"invalid frame detected (ignored) offset[%u]=%u, length=%u, skb=%p\n",
x, offset, len, skb_in);
if (!x)
goto err_ndp;
break;
@ -1031,17 +1035,13 @@ cdc_ncm_speed_change(struct usbnet *dev,
* device speed. Do print it instead.
*/
if ((tx_speed > 1000000) && (rx_speed > 1000000)) {
printk(KERN_INFO KBUILD_MODNAME
": %s: %u mbit/s downlink "
"%u mbit/s uplink\n",
dev->net->name,
netif_info(dev, link, dev->net,
"%u mbit/s downlink %u mbit/s uplink\n",
(unsigned int)(rx_speed / 1000000U),
(unsigned int)(tx_speed / 1000000U));
} else {
printk(KERN_INFO KBUILD_MODNAME
": %s: %u kbit/s downlink "
"%u kbit/s uplink\n",
dev->net->name,
netif_info(dev, link, dev->net,
"%u kbit/s downlink %u kbit/s uplink\n",
(unsigned int)(rx_speed / 1000U),
(unsigned int)(tx_speed / 1000U));
}
@ -1074,11 +1074,9 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
* sent by device after USB_CDC_NOTIFY_SPEED_CHANGE.
*/
ctx->connected = le16_to_cpu(event->wValue);
printk(KERN_INFO KBUILD_MODNAME ": %s: network connection:"
" %sconnected\n",
dev->net->name, ctx->connected ? "" : "dis");
netif_info(dev, link, dev->net,
"network connection: %sconnected\n",
ctx->connected ? "" : "dis");
usbnet_link_change(dev, ctx->connected, 0);
break;