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path: root/drivers/net/sb1000.c
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Diffstat (limited to 'drivers/net/sb1000.c')
-rw-r--r--drivers/net/sb1000.c141
1 files changed, 77 insertions, 64 deletions
diff --git a/drivers/net/sb1000.c b/drivers/net/sb1000.c
index 487f9d2ac5b..66c2f1a0196 100644
--- a/drivers/net/sb1000.c
+++ b/drivers/net/sb1000.c
@@ -36,12 +36,12 @@ static char version[] = "sb1000.c:v1.1.2 6/01/98 (fventuri@mediaone.net)\n";
#include <linux/module.h>
#include <linux/kernel.h>
+#include <linux/sched.h>
#include <linux/string.h>
#include <linux/interrupt.h>
#include <linux/errno.h>
#include <linux/if_cablemodem.h> /* for SIOGCM/SIOSCM stuff */
#include <linux/in.h>
-#include <linux/slab.h>
#include <linux/ioport.h>
#include <linux/netdevice.h>
#include <linux/if_arp.h>
@@ -51,6 +51,7 @@ static char version[] = "sb1000.c:v1.1.2 6/01/98 (fventuri@mediaone.net)\n";
#include <linux/pnp.h>
#include <linux/init.h>
#include <linux/bitops.h>
+#include <linux/gfp.h>
#include <asm/io.h>
#include <asm/processor.h>
@@ -82,37 +83,38 @@ struct sb1000_private {
extern int sb1000_probe(struct net_device *dev);
static int sb1000_open(struct net_device *dev);
static int sb1000_dev_ioctl (struct net_device *dev, struct ifreq *ifr, int cmd);
-static int sb1000_start_xmit(struct sk_buff *skb, struct net_device *dev);
+static netdev_tx_t sb1000_start_xmit(struct sk_buff *skb,
+ struct net_device *dev);
static irqreturn_t sb1000_interrupt(int irq, void *dev_id);
static int sb1000_close(struct net_device *dev);
/* SB1000 hardware routines to be used during open/configuration phases */
-static inline int card_wait_for_busy_clear(const int ioaddr[],
+static int card_wait_for_busy_clear(const int ioaddr[],
const char* name);
-static inline int card_wait_for_ready(const int ioaddr[], const char* name,
+static int card_wait_for_ready(const int ioaddr[], const char* name,
unsigned char in[]);
static int card_send_command(const int ioaddr[], const char* name,
const unsigned char out[], unsigned char in[]);
/* SB1000 hardware routines to be used during frame rx interrupt */
-static inline int sb1000_wait_for_ready(const int ioaddr[], const char* name);
-static inline int sb1000_wait_for_ready_clear(const int ioaddr[],
+static int sb1000_wait_for_ready(const int ioaddr[], const char* name);
+static int sb1000_wait_for_ready_clear(const int ioaddr[],
const char* name);
-static inline void sb1000_send_command(const int ioaddr[], const char* name,
+static void sb1000_send_command(const int ioaddr[], const char* name,
const unsigned char out[]);
-static inline void sb1000_read_status(const int ioaddr[], unsigned char in[]);
-static inline void sb1000_issue_read_command(const int ioaddr[],
+static void sb1000_read_status(const int ioaddr[], unsigned char in[]);
+static void sb1000_issue_read_command(const int ioaddr[],
const char* name);
/* SB1000 commands for open/configuration */
-static inline int sb1000_reset(const int ioaddr[], const char* name);
-static inline int sb1000_check_CRC(const int ioaddr[], const char* name);
+static int sb1000_reset(const int ioaddr[], const char* name);
+static int sb1000_check_CRC(const int ioaddr[], const char* name);
static inline int sb1000_start_get_set_command(const int ioaddr[],
const char* name);
-static inline int sb1000_end_get_set_command(const int ioaddr[],
+static int sb1000_end_get_set_command(const int ioaddr[],
const char* name);
-static inline int sb1000_activate(const int ioaddr[], const char* name);
+static int sb1000_activate(const int ioaddr[], const char* name);
static int sb1000_get_firmware_version(const int ioaddr[],
const char* name, unsigned char version[], int do_end);
static int sb1000_get_frequency(const int ioaddr[], const char* name,
@@ -125,8 +127,8 @@ static int sb1000_set_PIDs(const int ioaddr[], const char* name,
const short PID[]);
/* SB1000 commands for frame rx interrupt */
-static inline int sb1000_rx(struct net_device *dev);
-static inline void sb1000_error_dpc(struct net_device *dev);
+static int sb1000_rx(struct net_device *dev);
+static void sb1000_error_dpc(struct net_device *dev);
static const struct pnp_device_id sb1000_pnp_ids[] = {
{ "GIC1000", 0 },
@@ -134,6 +136,16 @@ static const struct pnp_device_id sb1000_pnp_ids[] = {
};
MODULE_DEVICE_TABLE(pnp, sb1000_pnp_ids);
+static const struct net_device_ops sb1000_netdev_ops = {
+ .ndo_open = sb1000_open,
+ .ndo_start_xmit = sb1000_start_xmit,
+ .ndo_do_ioctl = sb1000_dev_ioctl,
+ .ndo_stop = sb1000_close,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
static int
sb1000_probe_one(struct pnp_dev *pdev, const struct pnp_device_id *id)
{
@@ -192,11 +204,7 @@ sb1000_probe_one(struct pnp_dev *pdev, const struct pnp_device_id *id)
if (sb1000_debug > 0)
printk(KERN_NOTICE "%s", version);
- /* The SB1000-specific entries in the device structure. */
- dev->open = sb1000_open;
- dev->do_ioctl = sb1000_dev_ioctl;
- dev->hard_start_xmit = sb1000_start_xmit;
- dev->stop = sb1000_close;
+ dev->netdev_ops = &sb1000_netdev_ops;
/* hardware address is 0:0:serial_number */
dev->dev_addr[2] = serial_number >> 24 & 0xff;
@@ -250,7 +258,7 @@ static struct pnp_driver sb1000_driver = {
static const int TimeOutJiffies = (875 * HZ) / 100;
/* Card Wait For Busy Clear (cannot be used during an interrupt) */
-static inline int
+static int
card_wait_for_busy_clear(const int ioaddr[], const char* name)
{
unsigned char a;
@@ -274,7 +282,7 @@ card_wait_for_busy_clear(const int ioaddr[], const char* name)
}
/* Card Wait For Ready (cannot be used during an interrupt) */
-static inline int
+static int
card_wait_for_ready(const int ioaddr[], const char* name, unsigned char in[])
{
unsigned char a;
@@ -354,7 +362,7 @@ card_send_command(const int ioaddr[], const char* name,
static const int Sb1000TimeOutJiffies = 7 * HZ;
/* Card Wait For Ready (to be used during frame rx) */
-static inline int
+static int
sb1000_wait_for_ready(const int ioaddr[], const char* name)
{
unsigned long timeout;
@@ -380,7 +388,7 @@ sb1000_wait_for_ready(const int ioaddr[], const char* name)
}
/* Card Wait For Ready Clear (to be used during frame rx) */
-static inline int
+static int
sb1000_wait_for_ready_clear(const int ioaddr[], const char* name)
{
unsigned long timeout;
@@ -405,7 +413,7 @@ sb1000_wait_for_ready_clear(const int ioaddr[], const char* name)
}
/* Card Send Command (to be used during frame rx) */
-static inline void
+static void
sb1000_send_command(const int ioaddr[], const char* name,
const unsigned char out[])
{
@@ -418,11 +426,10 @@ sb1000_send_command(const int ioaddr[], const char* name,
if (sb1000_debug > 3)
printk(KERN_DEBUG "%s: sb1000_send_command out: %02x%02x%02x%02x"
"%02x%02x\n", name, out[0], out[1], out[2], out[3], out[4], out[5]);
- return;
}
/* Card Read Status (to be used during frame rx) */
-static inline void
+static void
sb1000_read_status(const int ioaddr[], unsigned char in[])
{
in[1] = inb(ioaddr[0] + 1);
@@ -430,19 +437,17 @@ sb1000_read_status(const int ioaddr[], unsigned char in[])
in[3] = inb(ioaddr[0] + 3);
in[4] = inb(ioaddr[0] + 4);
in[0] = inb(ioaddr[0] + 5);
- return;
}
/* Issue Read Command (to be used during frame rx) */
-static inline void
+static void
sb1000_issue_read_command(const int ioaddr[], const char* name)
{
- const unsigned char Command0[6] = {0x20, 0x00, 0x00, 0x01, 0x00, 0x00};
+ static const unsigned char Command0[6] = {0x20, 0x00, 0x00, 0x01, 0x00, 0x00};
sb1000_wait_for_ready_clear(ioaddr, name);
outb(0xa0, ioaddr[0] + 6);
sb1000_send_command(ioaddr, name, Command0);
- return;
}
@@ -450,12 +455,13 @@ sb1000_issue_read_command(const int ioaddr[], const char* name)
* SB1000 commands for open/configuration
*/
/* reset SB1000 card */
-static inline int
+static int
sb1000_reset(const int ioaddr[], const char* name)
{
+ static const unsigned char Command0[6] = {0x80, 0x16, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
int port, status;
- const unsigned char Command0[6] = {0x80, 0x16, 0x00, 0x00, 0x00, 0x00};
port = ioaddr[1] + 6;
outb(0x4, port);
@@ -479,12 +485,13 @@ sb1000_reset(const int ioaddr[], const char* name)
}
/* check SB1000 firmware CRC */
-static inline int
+static int
sb1000_check_CRC(const int ioaddr[], const char* name)
{
+ static const unsigned char Command0[6] = {0x80, 0x1f, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
int crc, status;
- const unsigned char Command0[6] = {0x80, 0x1f, 0x00, 0x00, 0x00, 0x00};
/* check CRC */
if ((status = card_send_command(ioaddr, name, Command0, st)))
@@ -498,32 +505,35 @@ sb1000_check_CRC(const int ioaddr[], const char* name)
static inline int
sb1000_start_get_set_command(const int ioaddr[], const char* name)
{
+ static const unsigned char Command0[6] = {0x80, 0x1b, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
- const unsigned char Command0[6] = {0x80, 0x1b, 0x00, 0x00, 0x00, 0x00};
return card_send_command(ioaddr, name, Command0, st);
}
-static inline int
+static int
sb1000_end_get_set_command(const int ioaddr[], const char* name)
{
+ static const unsigned char Command0[6] = {0x80, 0x1b, 0x02, 0x00, 0x00, 0x00};
+ static const unsigned char Command1[6] = {0x20, 0x00, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
int status;
- const unsigned char Command0[6] = {0x80, 0x1b, 0x02, 0x00, 0x00, 0x00};
- const unsigned char Command1[6] = {0x20, 0x00, 0x00, 0x00, 0x00, 0x00};
if ((status = card_send_command(ioaddr, name, Command0, st)))
return status;
return card_send_command(ioaddr, name, Command1, st);
}
-static inline int
+static int
sb1000_activate(const int ioaddr[], const char* name)
{
+ static const unsigned char Command0[6] = {0x80, 0x11, 0x00, 0x00, 0x00, 0x00};
+ static const unsigned char Command1[6] = {0x80, 0x16, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
int status;
- const unsigned char Command0[6] = {0x80, 0x11, 0x00, 0x00, 0x00, 0x00};
- const unsigned char Command1[6] = {0x80, 0x16, 0x00, 0x00, 0x00, 0x00};
ssleep(1);
if ((status = card_send_command(ioaddr, name, Command0, st)))
@@ -544,9 +554,10 @@ static int
sb1000_get_firmware_version(const int ioaddr[], const char* name,
unsigned char version[], int do_end)
{
+ static const unsigned char Command0[6] = {0x80, 0x23, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
int status;
- const unsigned char Command0[6] = {0x80, 0x23, 0x00, 0x00, 0x00, 0x00};
if ((status = sb1000_start_get_set_command(ioaddr, name)))
return status;
@@ -566,9 +577,10 @@ sb1000_get_firmware_version(const int ioaddr[], const char* name,
static int
sb1000_get_frequency(const int ioaddr[], const char* name, int* frequency)
{
+ static const unsigned char Command0[6] = {0x80, 0x44, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
int status;
- const unsigned char Command0[6] = {0x80, 0x44, 0x00, 0x00, 0x00, 0x00};
udelay(1000);
if ((status = sb1000_start_get_set_command(ioaddr, name)))
@@ -613,12 +625,13 @@ sb1000_set_frequency(const int ioaddr[], const char* name, int frequency)
static int
sb1000_get_PIDs(const int ioaddr[], const char* name, short PID[])
{
+ static const unsigned char Command0[6] = {0x80, 0x40, 0x00, 0x00, 0x00, 0x00};
+ static const unsigned char Command1[6] = {0x80, 0x41, 0x00, 0x00, 0x00, 0x00};
+ static const unsigned char Command2[6] = {0x80, 0x42, 0x00, 0x00, 0x00, 0x00};
+ static const unsigned char Command3[6] = {0x80, 0x43, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
int status;
- const unsigned char Command0[6] = {0x80, 0x40, 0x00, 0x00, 0x00, 0x00};
- const unsigned char Command1[6] = {0x80, 0x41, 0x00, 0x00, 0x00, 0x00};
- const unsigned char Command2[6] = {0x80, 0x42, 0x00, 0x00, 0x00, 0x00};
- const unsigned char Command3[6] = {0x80, 0x43, 0x00, 0x00, 0x00, 0x00};
udelay(1000);
if ((status = sb1000_start_get_set_command(ioaddr, name)))
@@ -647,6 +660,8 @@ sb1000_get_PIDs(const int ioaddr[], const char* name, short PID[])
static int
sb1000_set_PIDs(const int ioaddr[], const char* name, const short PID[])
{
+ static const unsigned char Command4[6] = {0x80, 0x2e, 0x00, 0x00, 0x00, 0x00};
+
unsigned char st[7];
short p;
int status;
@@ -654,7 +669,6 @@ sb1000_set_PIDs(const int ioaddr[], const char* name, const short PID[])
unsigned char Command1[6] = {0x80, 0x32, 0x00, 0x00, 0x00, 0x00};
unsigned char Command2[6] = {0x80, 0x33, 0x00, 0x00, 0x00, 0x00};
unsigned char Command3[6] = {0x80, 0x34, 0x00, 0x00, 0x00, 0x00};
- const unsigned char Command4[6] = {0x80, 0x2e, 0x00, 0x00, 0x00, 0x00};
udelay(1000);
if ((status = sb1000_start_get_set_command(ioaddr, name)))
@@ -694,7 +708,7 @@ sb1000_set_PIDs(const int ioaddr[], const char* name, const short PID[])
}
-static inline void
+static void
sb1000_print_status_buffer(const char* name, unsigned char st[],
unsigned char buffer[], int size)
{
@@ -716,7 +730,6 @@ sb1000_print_status_buffer(const char* name, unsigned char st[],
printk("\n");
}
}
- return;
}
/*
@@ -725,7 +738,7 @@ sb1000_print_status_buffer(const char* name, unsigned char st[],
/* receive a single frame and assemble datagram
* (this is the heart of the interrupt routine)
*/
-static inline int
+static int
sb1000_rx(struct net_device *dev)
{
@@ -860,7 +873,6 @@ printk("cm0: IP identification: %02x%02x fragment offset: %02x%02x\n", buffer[3
/* datagram completed: send to upper level */
skb_trim(skb, dlen);
netif_rx(skb);
- dev->last_rx = jiffies;
stats->rx_bytes+=dlen;
stats->rx_packets++;
lp->rx_skb[ns] = NULL;
@@ -888,14 +900,15 @@ dropped_frame:
return -1;
}
-static inline void
+static void
sb1000_error_dpc(struct net_device *dev)
{
+ static const unsigned char Command0[6] = {0x80, 0x26, 0x00, 0x00, 0x00, 0x00};
+
char *name;
unsigned char st[5];
int ioaddr[2];
struct sb1000_private *lp = netdev_priv(dev);
- const unsigned char Command0[6] = {0x80, 0x26, 0x00, 0x00, 0x00, 0x00};
const int ErrorDpcCounterInitialize = 200;
ioaddr[0] = dev->base_addr;
@@ -909,7 +922,6 @@ sb1000_error_dpc(struct net_device *dev)
sb1000_read_status(ioaddr, st);
if (st[1] & 0x10)
lp->rx_error_dpc_count = ErrorDpcCounterInitialize;
- return;
}
@@ -949,14 +961,14 @@ sb1000_open(struct net_device *dev)
lp->rx_error_count = 0;
lp->rx_error_dpc_count = 0;
lp->rx_session_id[0] = 0x50;
- lp->rx_session_id[0] = 0x48;
- lp->rx_session_id[0] = 0x44;
- lp->rx_session_id[0] = 0x42;
+ lp->rx_session_id[1] = 0x48;
+ lp->rx_session_id[2] = 0x44;
+ lp->rx_session_id[3] = 0x42;
lp->rx_frame_id[0] = 0;
lp->rx_frame_id[1] = 0;
lp->rx_frame_id[2] = 0;
lp->rx_frame_id[3] = 0;
- if (request_irq(dev->irq, &sb1000_interrupt, 0, "sb1000", dev)) {
+ if (request_irq(dev->irq, sb1000_interrupt, 0, "sb1000", dev)) {
return -EAGAIN;
}
@@ -1065,26 +1077,27 @@ static int sb1000_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
}
/* transmit function: do nothing since SB1000 can't send anything out */
-static int
+static netdev_tx_t
sb1000_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
printk(KERN_WARNING "%s: trying to transmit!!!\n", dev->name);
/* sb1000 can't xmit datagrams */
dev_kfree_skb(skb);
- return 0;
+ return NETDEV_TX_OK;
}
/* SB1000 interrupt handler. */
static irqreturn_t sb1000_interrupt(int irq, void *dev_id)
{
+ static const unsigned char Command0[6] = {0x80, 0x2c, 0x00, 0x00, 0x00, 0x00};
+ static const unsigned char Command1[6] = {0x80, 0x2e, 0x00, 0x00, 0x00, 0x00};
+
char *name;
unsigned char st;
int ioaddr[2];
struct net_device *dev = dev_id;
struct sb1000_private *lp = netdev_priv(dev);
- const unsigned char Command0[6] = {0x80, 0x2c, 0x00, 0x00, 0x00, 0x00};
- const unsigned char Command1[6] = {0x80, 0x2e, 0x00, 0x00, 0x00, 0x00};
const int MaxRxErrorCount = 6;
ioaddr[0] = dev->base_addr;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 05:29:41 +0000