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-rw-r--r--drivers/uwb/i1480/i1480u-wlp/rx.c25
-rw-r--r--drivers/uwb/i1480/i1480u-wlp/tx.c66
2 files changed, 15 insertions, 76 deletions
diff --git a/drivers/uwb/i1480/i1480u-wlp/rx.c b/drivers/uwb/i1480/i1480u-wlp/rx.c
index 9fc035354a76..34f4cf9a7d34 100644
--- a/drivers/uwb/i1480/i1480u-wlp/rx.c
+++ b/drivers/uwb/i1480/i1480u-wlp/rx.c
@@ -68,11 +68,7 @@
#include <linux/etherdevice.h>
#include "i1480u-wlp.h"
-#define D_LOCAL 0
-#include <linux/uwb/debug.h>
-
-
-/**
+/*
* Setup the RX context
*
* Each URB is provided with a transfer_buffer that is the data field
@@ -129,7 +125,7 @@ error:
}
-/** Release resources associated to the rx context */
+/* Release resources associated to the rx context */
void i1480u_rx_release(struct i1480u *i1480u)
{
int cnt;
@@ -155,7 +151,7 @@ void i1480u_rx_unlink_urbs(struct i1480u *i1480u)
}
}
-/** Fix an out-of-sequence packet */
+/* Fix an out-of-sequence packet */
#define i1480u_fix(i1480u, msg...) \
do { \
if (printk_ratelimit()) \
@@ -166,7 +162,7 @@ do { \
} while (0)
-/** Drop an out-of-sequence packet */
+/* Drop an out-of-sequence packet */
#define i1480u_drop(i1480u, msg...) \
do { \
if (printk_ratelimit()) \
@@ -177,7 +173,7 @@ do { \
-/** Finalizes setting up the SKB and delivers it
+/* Finalizes setting up the SKB and delivers it
*
* We first pass the incoming frame to WLP substack for verification. It
* may also be a WLP association frame in which case WLP will take over the
@@ -192,18 +188,11 @@ void i1480u_skb_deliver(struct i1480u *i1480u)
struct net_device *net_dev = i1480u->net_dev;
struct device *dev = &i1480u->usb_iface->dev;
- d_printf(6, dev, "RX delivered pre skb(%p), %u bytes\n",
- i1480u->rx_skb, i1480u->rx_skb->len);
- d_dump(7, dev, i1480u->rx_skb->data, i1480u->rx_skb->len);
should_parse = wlp_receive_frame(dev, &i1480u->wlp, i1480u->rx_skb,
&i1480u->rx_srcaddr);
if (!should_parse)
goto out;
i1480u->rx_skb->protocol = eth_type_trans(i1480u->rx_skb, net_dev);
- d_printf(5, dev, "RX delivered skb(%p), %u bytes\n",
- i1480u->rx_skb, i1480u->rx_skb->len);
- d_dump(7, dev, i1480u->rx_skb->data,
- i1480u->rx_skb->len > 72 ? 72 : i1480u->rx_skb->len);
i1480u->stats.rx_packets++;
i1480u->stats.rx_bytes += i1480u->rx_untd_pkt_size;
net_dev->last_rx = jiffies;
@@ -216,7 +205,7 @@ out:
}
-/**
+/*
* Process a buffer of data received from the USB RX endpoint
*
* First fragment arrives with next or last fragment. All other fragments
@@ -404,7 +393,7 @@ out:
}
-/**
+/*
* Called when an RX URB has finished receiving or has found some kind
* of error condition.
*
diff --git a/drivers/uwb/i1480/i1480u-wlp/tx.c b/drivers/uwb/i1480/i1480u-wlp/tx.c
index 3426bfb68240..39032cc3503e 100644
--- a/drivers/uwb/i1480/i1480u-wlp/tx.c
+++ b/drivers/uwb/i1480/i1480u-wlp/tx.c
@@ -55,8 +55,6 @@
*/
#include "i1480u-wlp.h"
-#define D_LOCAL 5
-#include <linux/uwb/debug.h>
enum {
/* This is only for Next and Last TX packets */
@@ -64,7 +62,7 @@ enum {
- sizeof(struct untd_hdr_rst),
};
-/** Free resources allocated to a i1480u tx context. */
+/* Free resources allocated to a i1480u tx context. */
static
void i1480u_tx_free(struct i1480u_tx *wtx)
{
@@ -99,7 +97,7 @@ void i1480u_tx_unlink_urbs(struct i1480u *i1480u)
}
-/**
+/*
* Callback for a completed tx USB URB.
*
* TODO:
@@ -149,8 +147,6 @@ void i1480u_tx_cb(struct urb *urb)
<= i1480u->tx_inflight.threshold
&& netif_queue_stopped(net_dev)
&& i1480u->tx_inflight.threshold != 0) {
- if (d_test(2) && printk_ratelimit())
- d_printf(2, dev, "Restart queue. \n");
netif_start_queue(net_dev);
atomic_inc(&i1480u->tx_inflight.restart_count);
}
@@ -158,7 +154,7 @@ void i1480u_tx_cb(struct urb *urb)
}
-/**
+/*
* Given a buffer that doesn't fit in a single fragment, create an
* scatter/gather structure for delivery to the USB pipe.
*
@@ -253,15 +249,11 @@ int i1480u_tx_create_n(struct i1480u_tx *wtx, struct sk_buff *skb,
/* Now do each remaining fragment */
result = -EINVAL;
while (pl_size_left > 0) {
- d_printf(5, NULL, "ITR HDR: pl_size_left %zu buf_itr %zu\n",
- pl_size_left, buf_itr - wtx->buf);
if (buf_itr + sizeof(*untd_hdr_rst) - wtx->buf
> wtx->buf_size) {
printk(KERN_ERR "BUG: no space for header\n");
goto error_bug;
}
- d_printf(5, NULL, "ITR HDR 2: pl_size_left %zu buf_itr %zu\n",
- pl_size_left, buf_itr - wtx->buf);
untd_hdr_rst = buf_itr;
buf_itr += sizeof(*untd_hdr_rst);
if (pl_size_left > i1480u_MAX_PL_SIZE) {
@@ -271,9 +263,6 @@ int i1480u_tx_create_n(struct i1480u_tx *wtx, struct sk_buff *skb,
frg_pl_size = pl_size_left;
untd_hdr_set_type(&untd_hdr_rst->hdr, i1480u_PKT_FRAG_LST);
}
- d_printf(5, NULL,
- "ITR PL: pl_size_left %zu buf_itr %zu frg_pl_size %zu\n",
- pl_size_left, buf_itr - wtx->buf, frg_pl_size);
untd_hdr_set_rx_tx(&untd_hdr_rst->hdr, 0);
untd_hdr_rst->hdr.len = cpu_to_le16(frg_pl_size);
untd_hdr_rst->padding = 0;
@@ -286,9 +275,6 @@ int i1480u_tx_create_n(struct i1480u_tx *wtx, struct sk_buff *skb,
buf_itr += frg_pl_size;
pl_itr += frg_pl_size;
pl_size_left -= frg_pl_size;
- d_printf(5, NULL,
- "ITR PL 2: pl_size_left %zu buf_itr %zu frg_pl_size %zu\n",
- pl_size_left, buf_itr - wtx->buf, frg_pl_size);
}
dev_kfree_skb_irq(skb);
return 0;
@@ -308,7 +294,7 @@ error_buf_alloc:
}
-/**
+/*
* Given a buffer that fits in a single fragment, fill out a @wtx
* struct for transmitting it down the USB pipe.
*
@@ -346,7 +332,7 @@ int i1480u_tx_create_1(struct i1480u_tx *wtx, struct sk_buff *skb,
}
-/**
+/*
* Given a skb to transmit, massage it to become palatable for the TX pipe
*
* This will break the buffer in chunks smaller than
@@ -425,7 +411,7 @@ error_wtx_alloc:
return NULL;
}
-/**
+/*
* Actual fragmentation and transmission of frame
*
* @wlp: WLP substack data structure
@@ -447,20 +433,12 @@ int i1480u_xmit_frame(struct wlp *wlp, struct sk_buff *skb,
struct i1480u_tx *wtx;
struct wlp_tx_hdr *wlp_tx_hdr;
static unsigned char dev_bcast[2] = { 0xff, 0xff };
-#if 0
- int lockup = 50;
-#endif
- d_fnstart(6, dev, "(skb %p (%u), net_dev %p)\n", skb, skb->len,
- net_dev);
BUG_ON(i1480u->wlp.rc == NULL);
if ((net_dev->flags & IFF_UP) == 0)
goto out;
result = -EBUSY;
if (atomic_read(&i1480u->tx_inflight.count) >= i1480u->tx_inflight.max) {
- if (d_test(2) && printk_ratelimit())
- d_printf(2, dev, "Max frames in flight "
- "stopping queue.\n");
netif_stop_queue(net_dev);
goto error_max_inflight;
}
@@ -489,21 +467,6 @@ int i1480u_xmit_frame(struct wlp *wlp, struct sk_buff *skb,
wlp_tx_hdr_set_delivery_id_type(wlp_tx_hdr, i1480u->options.pca_base_priority);
}
-#if 0
- dev_info(dev, "TX delivering skb -> USB, %zu bytes\n", skb->len);
- dump_bytes(dev, skb->data, skb->len > 72 ? 72 : skb->len);
-#endif
-#if 0
- /* simulates a device lockup after every lockup# packets */
- if (lockup && ((i1480u->stats.tx_packets + 1) % lockup) == 0) {
- /* Simulate a dropped transmit interrupt */
- net_dev->trans_start = jiffies;
- netif_stop_queue(net_dev);
- dev_err(dev, "Simulate lockup at %ld\n", jiffies);
- return result;
- }
-#endif
-
result = usb_submit_urb(wtx->urb, GFP_ATOMIC); /* Go baby */
if (result < 0) {
dev_err(dev, "TX: cannot submit URB: %d\n", result);
@@ -513,8 +476,6 @@ int i1480u_xmit_frame(struct wlp *wlp, struct sk_buff *skb,
}
atomic_inc(&i1480u->tx_inflight.count);
net_dev->trans_start = jiffies;
- d_fnend(6, dev, "(skb %p (%u), net_dev %p) = %d\n", skb, skb->len,
- net_dev, result);
return result;
error_tx_urb_submit:
@@ -522,13 +483,11 @@ error_tx_urb_submit:
error_wtx_alloc:
error_max_inflight:
out:
- d_fnend(6, dev, "(skb %p (%u), net_dev %p) = %d\n", skb, skb->len,
- net_dev, result);
return result;
}
-/**
+/*
* Transmit an skb Called when an skbuf has to be transmitted
*
* The skb is first passed to WLP substack to ensure this is a valid
@@ -551,9 +510,6 @@ int i1480u_hard_start_xmit(struct sk_buff *skb, struct net_device *net_dev)
struct device *dev = &i1480u->usb_iface->dev;
struct uwb_dev_addr dst;
- d_fnstart(6, dev, "(skb %p (%u), net_dev %p)\n", skb, skb->len,
- net_dev);
- BUG_ON(i1480u->wlp.rc == NULL);
if ((net_dev->flags & IFF_UP) == 0)
goto error;
result = wlp_prepare_tx_frame(dev, &i1480u->wlp, skb, &dst);
@@ -562,31 +518,25 @@ int i1480u_hard_start_xmit(struct sk_buff *skb, struct net_device *net_dev)
"Dropping packet.\n", result);
goto error;
} else if (result == 1) {
- d_printf(6, dev, "WLP will transmit frame. \n");
/* trans_start time will be set when WLP actually transmits
* the frame */
goto out;
}
- d_printf(6, dev, "Transmitting frame. \n");
result = i1480u_xmit_frame(&i1480u->wlp, skb, &dst);
if (result < 0) {
dev_err(dev, "Frame TX failed (%d).\n", result);
goto error;
}
- d_fnend(6, dev, "(skb %p (%u), net_dev %p) = %d\n", skb, skb->len,
- net_dev, result);
return NETDEV_TX_OK;
error:
dev_kfree_skb_any(skb);
i1480u->stats.tx_dropped++;
out:
- d_fnend(6, dev, "(skb %p (%u), net_dev %p) = %d\n", skb, skb->len,
- net_dev, result);
return NETDEV_TX_OK;
}
-/**
+/*
* Called when a pkt transmission doesn't complete in a reasonable period
* Device reset may sleep - do it outside of interrupt context (delayed)
*/
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-14 21:06:52 +0000