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Message-Id: <cfb28c8916059d1596b27607a3e84781a1e41aa9.1518397634.git.fthain@telegraphics.com.au>
Date: Sun, 11 Feb 2018 22:08:43 -0500 (EST)
From: Finn Thain <fthain@...egraphics.com.au>
To: "David S. Miller" <davem@...emloft.net>
Cc: netdev@...r.kernel.org, linux-m68k@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH net v4 08/13] net/mac89x0: Replace custom debug logging with
netif_* calls
Adopt the conventional style of debug logging because it is both
shorter and more flexible.
Signed-off-by: Finn Thain <fthain@...egraphics.com.au>
---
drivers/net/ethernet/cirrus/mac89x0.c | 47 +++++++++++------------------------
1 file changed, 15 insertions(+), 32 deletions(-)
diff --git a/drivers/net/ethernet/cirrus/mac89x0.c b/drivers/net/ethernet/cirrus/mac89x0.c
index 9cc8d4cf2785..165ea3c6be04 100644
--- a/drivers/net/ethernet/cirrus/mac89x0.c
+++ b/drivers/net/ethernet/cirrus/mac89x0.c
@@ -61,18 +61,6 @@
static const char version[] =
"cs89x0.c:v1.02 11/26/96 Russell Nelson <nelson@...nwr.com>\n";
-/* ======================= configure the driver here ======================= */
-
-/* use 0 for production, 1 for verification, >2 for debug */
-#ifndef NET_DEBUG
-#define NET_DEBUG 0
-#endif
-
-/* ======================= end of configuration ======================= */
-
-
-/* Always include 'config.h' first in case the user wants to turn on
- or override something. */
#include <linux/module.h>
/*
@@ -108,14 +96,13 @@ static const char version[] =
#include "cs89x0.h"
-static int debug;
+static int debug = -1;
module_param(debug, int, 0);
-MODULE_PARM_DESC(debug, "CS89[02]0 debug level (0-5)");
-
-static unsigned int net_debug = NET_DEBUG;
+MODULE_PARM_DESC(debug, "debug message level");
/* Information that need to be kept for each board. */
struct net_local {
+ int msg_enable;
int chip_type; /* one of: CS8900, CS8920, CS8920M */
char chip_revision; /* revision letter of the chip ('A'...) */
int send_cmd; /* the propercommand used to send a packet. */
@@ -178,7 +165,6 @@ static int mac89x0_device_probe(struct platform_device *pdev)
{
struct net_device *dev;
struct net_local *lp;
- static unsigned version_printed;
int i, slot;
unsigned rev_type = 0;
unsigned long ioaddr;
@@ -189,8 +175,6 @@ static int mac89x0_device_probe(struct platform_device *pdev)
if (!MACH_IS_MAC)
return -ENODEV;
- net_debug = debug;
-
dev = alloc_etherdev(sizeof(struct net_local));
if (!dev)
return -ENOMEM;
@@ -225,6 +209,8 @@ static int mac89x0_device_probe(struct platform_device *pdev)
/* Initialize the net_device structure. */
lp = netdev_priv(dev);
+ lp->msg_enable = netif_msg_init(debug, 0);
+
/* Fill in the 'dev' fields. */
dev->base_addr = ioaddr;
dev->mem_start = (unsigned long)
@@ -247,8 +233,7 @@ static int mac89x0_device_probe(struct platform_device *pdev)
if (lp->chip_type != CS8900 && lp->chip_revision >= 'C')
lp->send_cmd = TX_NOW;
- if (net_debug && version_printed++ == 0)
- printk(version);
+ netif_dbg(lp, drv, dev, "%s", version);
pr_info("cs89%c0%s rev %c found at %#8lx\n",
lp->chip_type == CS8900 ? '0' : '2',
@@ -348,11 +333,9 @@ net_send_packet(struct sk_buff *skb, struct net_device *dev)
struct net_local *lp = netdev_priv(dev);
unsigned long flags;
- if (net_debug > 3)
- printk("%s: sent %d byte packet of type %x\n",
- dev->name, skb->len,
- (skb->data[ETH_ALEN+ETH_ALEN] << 8)
- | skb->data[ETH_ALEN+ETH_ALEN+1]);
+ netif_dbg(lp, tx_queued, dev, "sent %d byte packet of type %x\n",
+ skb->len, skb->data[ETH_ALEN + ETH_ALEN] << 8 |
+ skb->data[ETH_ALEN + ETH_ALEN + 1]);
/* keep the upload from being interrupted, since we
ask the chip to start transmitting before the
@@ -401,7 +384,7 @@ static irqreturn_t net_interrupt(int irq, void *dev_id)
faster than you can read them off, you're screwed. Hasta la
vista, baby! */
while ((status = swab16(nubus_readw(dev->base_addr + ISQ_PORT)))) {
- if (net_debug > 4)printk("%s: event=%04x\n", dev->name, status);
+ netif_dbg(lp, intr, dev, "status=%04x\n", status);
switch(status & ISQ_EVENT_MASK) {
case ISQ_RECEIVER_EVENT:
/* Got a packet(s). */
@@ -431,7 +414,7 @@ static irqreturn_t net_interrupt(int irq, void *dev_id)
netif_wake_queue(dev);
}
if (status & TX_UNDERRUN) {
- if (net_debug > 0) printk("%s: transmit underrun\n", dev->name);
+ netif_dbg(lp, tx_err, dev, "transmit underrun\n");
lp->send_underrun++;
if (lp->send_underrun == 3) lp->send_cmd = TX_AFTER_381;
else if (lp->send_underrun == 6) lp->send_cmd = TX_AFTER_ALL;
@@ -452,6 +435,7 @@ static irqreturn_t net_interrupt(int irq, void *dev_id)
static void
net_rx(struct net_device *dev)
{
+ struct net_local *lp = netdev_priv(dev);
struct sk_buff *skb;
int status, length;
@@ -483,10 +467,9 @@ net_rx(struct net_device *dev)
skb_copy_to_linear_data(skb, (void *)(dev->mem_start + PP_RxFrame),
length);
- if (net_debug > 3)printk("%s: received %d byte packet of type %x\n",
- dev->name, length,
- (skb->data[ETH_ALEN+ETH_ALEN] << 8)
- | skb->data[ETH_ALEN+ETH_ALEN+1]);
+ netif_dbg(lp, rx_status, dev, "received %d byte packet of type %x\n",
+ length, skb->data[ETH_ALEN + ETH_ALEN] << 8 |
+ skb->data[ETH_ALEN + ETH_ALEN + 1]);
skb->protocol=eth_type_trans(skb,dev);
netif_rx(skb);
--
2.13.6
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