#include <linux/skbuff.h>
#include <linux/if_arp.h>
#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
#include <linux/spinlock.h>
#include <linux/if.h>
-
-#include <net/syncppp.h>
#include <net/arp.h>
#include <asm/io.h>
static void rx_dma_buf_init(pc300_t *, int);
static void tx_dma_buf_check(pc300_t *, int);
static void rx_dma_buf_check(pc300_t *, int);
-static irqreturn_t cpc_intr(int, void *, struct pt_regs *);
-static struct net_device_stats *cpc_get_stats(struct net_device *);
-static int clock_rate_calc(uclong, uclong, int *);
-static uclong detect_ram(pc300_t *);
+static irqreturn_t cpc_intr(int, void *);
+static int clock_rate_calc(u32, u32, int *);
+static u32 detect_ram(pc300_t *);
static void plx_init(pc300_t *);
static void cpc_trace(struct net_device *, struct sk_buff *, char);
static int cpc_attach(struct net_device *, unsigned short, unsigned short);
+static int cpc_close(struct net_device *dev);
#ifdef CONFIG_PC300_MLPPP
void cpc_tty_init(pc300dev_t * dev);
+ DMA_TX_BD_BASE + ch_factor * sizeof(pcsca_bd_t));
for (i = 0; i < N_DMA_TX_BUF; i++, ptdescr++) {
- cpc_writel(&ptdescr->next, (uclong) (DMA_TX_BD_BASE +
+ cpc_writel(&ptdescr->next, (u32)(DMA_TX_BD_BASE +
(ch_factor + ((i + 1) & (N_DMA_TX_BUF - 1))) * sizeof(pcsca_bd_t)));
- cpc_writel(&ptdescr->ptbuf,
- (uclong) (DMA_TX_BASE + (ch_factor + i) * BD_DEF_LEN));
+ cpc_writel(&ptdescr->ptbuf,
+ (u32)(DMA_TX_BASE + (ch_factor + i) * BD_DEF_LEN));
}
}
+ DMA_RX_BD_BASE + ch_factor * sizeof(pcsca_bd_t));
for (i = 0; i < N_DMA_RX_BUF; i++, ptdescr++) {
- cpc_writel(&ptdescr->next, (uclong) (DMA_RX_BD_BASE +
- (ch_factor + ((i + 1) & (N_DMA_RX_BUF - 1))) * sizeof(pcsca_bd_t)));
+ cpc_writel(&ptdescr->next, (u32)(DMA_RX_BD_BASE +
+ (ch_factor + ((i + 1) & (N_DMA_RX_BUF - 1))) * sizeof(pcsca_bd_t)));
cpc_writel(&ptdescr->ptbuf,
- (uclong) (DMA_RX_BASE + (ch_factor + i) * BD_DEF_LEN));
+ (u32)(DMA_RX_BASE + (ch_factor + i) * BD_DEF_LEN));
}
}
{
volatile pcsca_bd_t __iomem *ptdescr;
int i;
- ucshort first_bd = card->chan[ch].tx_first_bd;
- ucshort next_bd = card->chan[ch].tx_next_bd;
+ u16 first_bd = card->chan[ch].tx_first_bd;
+ u16 next_bd = card->chan[ch].tx_next_bd;
printk("#CH%d: f_bd = %d(0x%08zx), n_bd = %d(0x%08zx)\n", ch,
first_bd, TX_BD_ADDR(ch, first_bd),
{
volatile pcsca_bd_t __iomem *ptdescr;
int i;
- ucshort first_bd = card->chan[ch].tx_first_bd;
- ucshort next_bd = card->chan[ch].tx_next_bd;
- uclong scabase = card->hw.scabase;
+ u16 first_bd = card->chan[ch].tx_first_bd;
+ u16 next_bd = card->chan[ch].tx_next_bd;
+ u32 scabase = card->hw.scabase;
printk ("\nnfree_tx_bd = %d \n", card->chan[ch].nfree_tx_bd);
printk("#CH%d: f_bd = %d(0x%08x), n_bd = %d(0x%08x)\n", ch,
printk("\n");
}
#endif
-
+
static void rx_dma_buf_check(pc300_t * card, int ch)
{
volatile pcsca_bd_t __iomem *ptdescr;
int i;
- ucshort first_bd = card->chan[ch].rx_first_bd;
- ucshort last_bd = card->chan[ch].rx_last_bd;
+ u16 first_bd = card->chan[ch].rx_first_bd;
+ u16 last_bd = card->chan[ch].rx_last_bd;
int ch_factor;
ch_factor = ch * N_DMA_RX_BUF;
printk("\n");
}
-int dma_get_rx_frame_size(pc300_t * card, int ch)
+static int dma_get_rx_frame_size(pc300_t * card, int ch)
{
volatile pcsca_bd_t __iomem *ptdescr;
- ucshort first_bd = card->chan[ch].rx_first_bd;
+ u16 first_bd = card->chan[ch].rx_first_bd;
int rcvd = 0;
- volatile ucchar status;
+ volatile u8 status;
ptdescr = (card->hw.rambase + RX_BD_ADDR(ch, first_bd));
while ((status = cpc_readb(&ptdescr->status)) & DST_OSB) {
* dma_buf_write: writes a frame to the Tx DMA buffers
* NOTE: this function writes one frame at a time.
*/
-int dma_buf_write(pc300_t * card, int ch, ucchar * ptdata, int len)
+static int dma_buf_write(pc300_t *card, int ch, u8 *ptdata, int len)
{
int i, nchar;
volatile pcsca_bd_t __iomem *ptdescr;
int tosend = len;
- ucchar nbuf = ((len - 1) / BD_DEF_LEN) + 1;
+ u8 nbuf = ((len - 1) / BD_DEF_LEN) + 1;
if (nbuf >= card->chan[ch].nfree_tx_bd) {
return -ENOMEM;
* dma_buf_read: reads a frame from the Rx DMA buffers
* NOTE: this function reads one frame at a time.
*/
-int dma_buf_read(pc300_t * card, int ch, struct sk_buff *skb)
+static int dma_buf_read(pc300_t * card, int ch, struct sk_buff *skb)
{
int nchar;
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
volatile pcsca_bd_t __iomem *ptdescr;
int rcvd = 0;
- volatile ucchar status;
+ volatile u8 status;
ptdescr = (card->hw.rambase +
RX_BD_ADDR(ch, chan->rx_first_bd));
return (rcvd);
}
-void tx_dma_stop(pc300_t * card, int ch)
+static void tx_dma_stop(pc300_t * card, int ch)
{
void __iomem *scabase = card->hw.scabase;
- ucchar drr_ena_bit = 1 << (5 + 2 * ch);
- ucchar drr_rst_bit = 1 << (1 + 2 * ch);
+ u8 drr_ena_bit = 1 << (5 + 2 * ch);
+ u8 drr_rst_bit = 1 << (1 + 2 * ch);
/* Disable DMA */
cpc_writeb(scabase + DRR, drr_ena_bit);
cpc_writeb(scabase + DRR, drr_rst_bit & ~drr_ena_bit);
}
-void rx_dma_stop(pc300_t * card, int ch)
+static void rx_dma_stop(pc300_t * card, int ch)
{
void __iomem *scabase = card->hw.scabase;
- ucchar drr_ena_bit = 1 << (4 + 2 * ch);
- ucchar drr_rst_bit = 1 << (2 * ch);
+ u8 drr_ena_bit = 1 << (4 + 2 * ch);
+ u8 drr_rst_bit = 1 << (2 * ch);
/* Disable DMA */
cpc_writeb(scabase + DRR, drr_ena_bit);
cpc_writeb(scabase + DRR, drr_rst_bit & ~drr_ena_bit);
}
-void rx_dma_start(pc300_t * card, int ch)
+static void rx_dma_start(pc300_t * card, int ch)
{
void __iomem *scabase = card->hw.scabase;
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
/*************************/
/*** FALC Routines ***/
/*************************/
-void falc_issue_cmd(pc300_t * card, int ch, ucchar cmd)
+static void falc_issue_cmd(pc300_t *card, int ch, u8 cmd)
{
void __iomem *falcbase = card->hw.falcbase;
unsigned long i = 0;
cpc_writeb(falcbase + F_REG(CMDR, ch), cmd);
}
-void falc_intr_enable(pc300_t * card, int ch)
+static void falc_intr_enable(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
}
}
-void falc_open_timeslot(pc300_t * card, int ch, int timeslot)
+static void falc_open_timeslot(pc300_t * card, int ch, int timeslot)
{
void __iomem *falcbase = card->hw.falcbase;
- ucchar tshf = card->chan[ch].falc.offset;
+ u8 tshf = card->chan[ch].falc.offset;
cpc_writeb(falcbase + F_REG((ICB1 + (timeslot - tshf) / 8), ch),
cpc_readb(falcbase + F_REG((ICB1 + (timeslot - tshf) / 8), ch)) &
(0x80 >> (timeslot & 0x07)));
}
-void falc_close_timeslot(pc300_t * card, int ch, int timeslot)
+static void falc_close_timeslot(pc300_t * card, int ch, int timeslot)
{
void __iomem *falcbase = card->hw.falcbase;
- ucchar tshf = card->chan[ch].falc.offset;
+ u8 tshf = card->chan[ch].falc.offset;
cpc_writeb(falcbase + F_REG((ICB1 + (timeslot - tshf) / 8), ch),
cpc_readb(falcbase + F_REG((ICB1 + (timeslot - tshf) / 8), ch)) |
~(0x80 >> (timeslot & 0x07)));
}
-void falc_close_all_timeslots(pc300_t * card, int ch)
+static void falc_close_all_timeslots(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
}
}
-void falc_open_all_timeslots(pc300_t * card, int ch)
+static void falc_open_all_timeslots(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
}
}
-void falc_init_timeslot(pc300_t * card, int ch)
+static void falc_init_timeslot(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
}
}
-void falc_enable_comm(pc300_t * card, int ch)
+static void falc_enable_comm(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
~((CPLD_REG1_FALC_DCD | CPLD_REG1_FALC_CTS) << (2 * ch)));
}
-void falc_disable_comm(pc300_t * card, int ch)
+static void falc_disable_comm(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
((CPLD_REG1_FALC_DCD | CPLD_REG1_FALC_CTS) << (2 * ch)));
}
-void falc_init_t1(pc300_t * card, int ch)
+static void falc_init_t1(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
falc_t *pfalc = (falc_t *) & chan->falc;
void __iomem *falcbase = card->hw.falcbase;
- ucchar dja = (ch ? (LIM2_DJA2 | LIM2_DJA1) : 0);
+ u8 dja = (ch ? (LIM2_DJA2 | LIM2_DJA1) : 0);
/* Switch to T1 mode (PCM 24) */
cpc_writeb(falcbase + F_REG(FMR1, ch), FMR1_PMOD);
falc_close_all_timeslots(card, ch);
}
-void falc_init_e1(pc300_t * card, int ch)
+static void falc_init_e1(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
falc_t *pfalc = (falc_t *) & chan->falc;
void __iomem *falcbase = card->hw.falcbase;
- ucchar dja = (ch ? (LIM2_DJA2 | LIM2_DJA1) : 0);
+ u8 dja = (ch ? (LIM2_DJA2 | LIM2_DJA1) : 0);
/* Switch to E1 mode (PCM 30) */
cpc_writeb(falcbase + F_REG(FMR1, ch),
falc_close_all_timeslots(card, ch);
}
-void falc_init_hdlc(pc300_t * card, int ch)
+static void falc_init_hdlc(pc300_t * card, int ch)
{
void __iomem *falcbase = card->hw.falcbase;
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_intr_enable(card, ch);
}
-void te_config(pc300_t * card, int ch)
+static void te_config(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
falc_t *pfalc = (falc_t *) & chan->falc;
void __iomem *falcbase = card->hw.falcbase;
- ucchar dummy;
+ u8 dummy;
unsigned long flags;
memset(pfalc, 0, sizeof(falc_t));
CPC_UNLOCK(card, flags);
}
-void falc_check_status(pc300_t * card, int ch, unsigned char frs0)
+static void falc_check_status(pc300_t * card, int ch, unsigned char frs0)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
}
}
-void falc_update_stats(pc300_t * card, int ch)
+static void falc_update_stats(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
falc_t *pfalc = (falc_t *) & chan->falc;
void __iomem *falcbase = card->hw.falcbase;
- ucshort counter;
+ u16 counter;
counter = cpc_readb(falcbase + F_REG(FECL, ch));
counter |= cpc_readb(falcbase + F_REG(FECH, ch)) << 8;
* the synchronizer and then sent to the system interface.
*----------------------------------------------------------------------------
*/
-void falc_remote_loop(pc300_t * card, int ch, int loop_on)
+static void falc_remote_loop(pc300_t * card, int ch, int loop_on)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
* coding must be identical.
*----------------------------------------------------------------------------
*/
-void falc_local_loop(pc300_t * card, int ch, int loop_on)
+static void falc_local_loop(pc300_t * card, int ch, int loop_on)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
* looped. They are originated by the FALC-LH transmitter.
*----------------------------------------------------------------------------
*/
-void falc_payload_loop(pc300_t * card, int ch, int loop_on)
+static void falc_payload_loop(pc300_t * card, int ch, int loop_on)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
* Description: Turns XLU bit off in the proper register
*----------------------------------------------------------------------------
*/
-void turn_off_xlu(pc300_t * card, int ch)
+static void turn_off_xlu(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
* Description: Turns XLD bit off in the proper register
*----------------------------------------------------------------------------
*/
-void turn_off_xld(pc300_t * card, int ch)
+static void turn_off_xld(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
* to generate a LOOP activation code over a T1/E1 line.
*----------------------------------------------------------------------------
*/
-void falc_generate_loop_up_code(pc300_t * card, int ch)
+static void falc_generate_loop_up_code(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
* to generate a LOOP deactivation code over a T1/E1 line.
*----------------------------------------------------------------------------
*/
-void falc_generate_loop_down_code(pc300_t * card, int ch)
+static void falc_generate_loop_down_code(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
* it on the reception side.
*----------------------------------------------------------------------------
*/
-void falc_pattern_test(pc300_t * card, int ch, unsigned int activate)
+static void falc_pattern_test(pc300_t * card, int ch, unsigned int activate)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
* Description: This routine returns the bit error counter value
*----------------------------------------------------------------------------
*/
-ucshort falc_pattern_test_error(pc300_t * card, int ch)
+static u16 falc_pattern_test_error(pc300_t * card, int ch)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
skb->dev = dev;
skb->protocol = htons(ETH_P_CUST);
- skb->mac.raw = skb->data;
+ skb_reset_mac_header(skb);
skb->pkt_type = PACKET_HOST;
skb->len = 10 + skb_main->len;
- memcpy(skb->data, dev->name, 5);
+ skb_copy_to_linear_data(skb, dev->name, 5);
skb->data[5] = '[';
skb->data[6] = rx_tx;
skb->data[7] = ']';
skb->data[8] = ':';
skb->data[9] = ' ';
- memcpy(&skb->data[10], skb_main->data, skb_main->len);
+ skb_copy_from_linear_data(skb_main, &skb->data[10], skb_main->len);
netif_rx(skb);
}
-void cpc_tx_timeout(struct net_device *dev)
+static void cpc_tx_timeout(struct net_device *dev)
{
- pc300dev_t *d = (pc300dev_t *) dev->priv;
+ pc300dev_t *d = (pc300dev_t *) dev_to_hdlc(dev)->priv;
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
- struct net_device_stats *stats = hdlc_stats(dev);
int ch = chan->channel;
unsigned long flags;
- ucchar ilar;
+ u8 ilar;
- stats->tx_errors++;
- stats->tx_aborted_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_aborted_errors++;
CPC_LOCK(card, flags);
if ((ilar = cpc_readb(card->hw.scabase + ILAR)) != 0) {
printk("%s: ILAR=0x%x\n", dev->name, ilar);
netif_wake_queue(dev);
}
-int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
+static int cpc_queue_xmit(struct sk_buff *skb, struct net_device *dev)
{
- pc300dev_t *d = (pc300dev_t *) dev->priv;
+ pc300dev_t *d = (pc300dev_t *) dev_to_hdlc(dev)->priv;
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
- struct net_device_stats *stats = hdlc_stats(dev);
int ch = chan->channel;
unsigned long flags;
#ifdef PC300_DEBUG_TX
int i;
#endif
- if (chan->conf.monitor) {
- /* In monitor mode no Tx is done: ignore packet */
- dev_kfree_skb(skb);
- return 0;
- } else if (!netif_carrier_ok(dev)) {
+ if (!netif_carrier_ok(dev)) {
/* DCD must be OFF: drop packet */
dev_kfree_skb(skb);
- stats->tx_errors++;
- stats->tx_carrier_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_carrier_errors++;
return 0;
} else if (cpc_readb(card->hw.scabase + M_REG(ST3, ch)) & ST3_DCD) {
printk("%s: DCD is OFF. Going administrative down.\n", dev->name);
- stats->tx_errors++;
- stats->tx_carrier_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_carrier_errors++;
dev_kfree_skb(skb);
netif_carrier_off(dev);
CPC_LOCK(card, flags);
}
/* Write buffer to DMA buffers */
- if (dma_buf_write(card, ch, (ucchar *) skb->data, skb->len) != 0) {
+ if (dma_buf_write(card, ch, (u8 *)skb->data, skb->len) != 0) {
// printk("%s: write error. Dropping TX packet.\n", dev->name);
netif_stop_queue(dev);
dev_kfree_skb(skb);
- stats->tx_errors++;
- stats->tx_dropped++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_dropped++;
return 0;
}
#ifdef PC300_DEBUG_TX
return 0;
}
-void cpc_net_rx(struct net_device *dev)
+static void cpc_net_rx(struct net_device *dev)
{
- pc300dev_t *d = (pc300dev_t *) dev->priv;
+ pc300dev_t *d = (pc300dev_t *) dev_to_hdlc(dev)->priv;
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
- struct net_device_stats *stats = hdlc_stats(dev);
int ch = chan->channel;
#ifdef PC300_DEBUG_RX
int i;
#endif
if ((skb == NULL) && (rxb > 0)) {
/* rxb > dev->mtu */
- stats->rx_errors++;
- stats->rx_length_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_length_errors++;
continue;
}
if (rxb < 0) { /* Invalid frame */
rxb = -rxb;
if (rxb & DST_OVR) {
- stats->rx_errors++;
- stats->rx_fifo_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_fifo_errors++;
}
if (rxb & DST_CRC) {
- stats->rx_errors++;
- stats->rx_crc_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_crc_errors++;
}
if (rxb & (DST_RBIT | DST_SHRT | DST_ABT)) {
- stats->rx_errors++;
- stats->rx_frame_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_frame_errors++;
}
}
if (skb) {
continue;
}
- stats->rx_bytes += rxb;
+ dev->stats.rx_bytes += rxb;
#ifdef PC300_DEBUG_RX
printk("%s R:", dev->name);
if (d->trace_on) {
cpc_trace(dev, skb, 'R');
}
- stats->rx_packets++;
+ dev->stats.rx_packets++;
skb->protocol = hdlc_type_trans(skb, dev);
netif_rx(skb);
}
pc300_t *card = (pc300_t *)chan->card;
int ch = chan->channel;
volatile pcsca_bd_t __iomem * ptdescr;
- struct net_device_stats *stats = hdlc_stats(dev->dev);
/* Clean up descriptors from previous transmission */
ptdescr = (card->hw.rambase +
TX_BD_ADDR(ch,chan->tx_first_bd));
- while ((cpc_readl(card->hw.scabase + DTX_REG(CDAL,ch)) !=
- TX_BD_ADDR(ch,chan->tx_first_bd)) &&
- (cpc_readb(&ptdescr->status) & DST_OSB)) {
- stats->tx_packets++;
- stats->tx_bytes += cpc_readw(&ptdescr->len);
+ while ((cpc_readl(card->hw.scabase + DTX_REG(CDAL,ch)) !=
+ TX_BD_ADDR(ch,chan->tx_first_bd)) &&
+ (cpc_readb(&ptdescr->status) & DST_OSB)) {
+ dev->dev->stats.tx_packets++;
+ dev->dev->stats.tx_bytes += cpc_readw(&ptdescr->len);
cpc_writeb(&ptdescr->status, DST_OSB);
cpc_writew(&ptdescr->len, 0);
chan->nfree_tx_bd++;
static void sca_intr(pc300_t * card)
{
void __iomem *scabase = card->hw.scabase;
- volatile uclong status;
+ volatile u32 status;
int ch;
int intr_count = 0;
unsigned char dsr_rx;
pc300ch_t *chan = &card->chan[ch];
pc300dev_t *d = &chan->d;
struct net_device *dev = d->dev;
- hdlc_device *hdlc = dev_to_hdlc(dev);
spin_lock(&card->card_lock);
/**** Reception ****/
if (status & IR0_DRX((IR0_DMIA | IR0_DMIB), ch)) {
- ucchar drx_stat = cpc_readb(scabase + DSR_RX(ch));
+ u8 drx_stat = cpc_readb(scabase + DSR_RX(ch));
/* Clear RX interrupts */
cpc_writeb(scabase + DSR_RX(ch), drx_stat | DSR_DWE);
}
cpc_net_rx(dev);
/* Discard invalid frames */
- hdlc->stats.rx_errors++;
- hdlc->stats.rx_over_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_over_errors++;
chan->rx_first_bd = 0;
chan->rx_last_bd = N_DMA_RX_BUF - 1;
rx_dma_start(card, ch);
/**** Transmission ****/
if (status & IR0_DTX((IR0_EFT | IR0_DMIA | IR0_DMIB), ch)) {
- ucchar dtx_stat = cpc_readb(scabase + DSR_TX(ch));
+ u8 dtx_stat = cpc_readb(scabase + DSR_TX(ch));
/* Clear TX interrupts */
cpc_writeb(scabase + DSR_TX(ch), dtx_stat | DSR_DWE);
card->hw.cpld_reg2) &
~ (CPLD_REG2_FALC_LED1 << (2 * ch)));
}
- hdlc->stats.tx_errors++;
- hdlc->stats.tx_fifo_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_fifo_errors++;
sca_tx_intr(d);
}
}
/**** MSCI ****/
if (status & IR0_M(IR0_RXINTA, ch)) {
- ucchar st1 = cpc_readb(scabase + M_REG(ST1, ch));
+ u8 st1 = cpc_readb(scabase + M_REG(ST1, ch));
/* Clear MSCI interrupts */
cpc_writeb(scabase + M_REG(ST1, ch), st1);
}
}
-static void falc_t1_loop_detection(pc300_t * card, int ch, ucchar frs1)
+static void falc_t1_loop_detection(pc300_t *card, int ch, u8 frs1)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
}
}
-static void falc_e1_loop_detection(pc300_t * card, int ch, ucchar rsp)
+static void falc_e1_loop_detection(pc300_t *card, int ch, u8 rsp)
{
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
void __iomem *falcbase = card->hw.falcbase;
- ucchar isr0, isr3, gis;
- ucchar dummy;
+ u8 isr0, isr3, gis;
+ u8 dummy;
while ((gis = cpc_readb(falcbase + F_REG(GIS, ch))) != 0) {
if (gis & GIS_ISR0) {
pc300ch_t *chan = (pc300ch_t *) & card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
void __iomem *falcbase = card->hw.falcbase;
- ucchar isr1, isr2, isr3, gis, rsp;
- ucchar dummy;
+ u8 isr1, isr2, isr3, gis, rsp;
+ u8 dummy;
while ((gis = cpc_readb(falcbase + F_REG(GIS, ch))) != 0) {
rsp = cpc_readb(falcbase + F_REG(RSP, ch));
}
}
-static irqreturn_t cpc_intr(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t cpc_intr(int irq, void *dev_id)
{
- pc300_t *card;
- volatile ucchar plx_status;
+ pc300_t *card = dev_id;
+ volatile u8 plx_status;
- if ((card = (pc300_t *) dev_id) == 0) {
+ if (!card) {
#ifdef PC300_DEBUG_INTR
printk("cpc_intr: spurious intr %d\n", irq);
#endif
return IRQ_NONE; /* spurious intr */
}
- if (card->hw.rambase == 0) {
+ if (!card->hw.rambase) {
#ifdef PC300_DEBUG_INTR
printk("cpc_intr: spurious intr2 %d\n", irq);
#endif
return IRQ_HANDLED;
}
-void cpc_sca_status(pc300_t * card, int ch)
+static void cpc_sca_status(pc300_t * card, int ch)
{
- ucchar ilar;
+ u8 ilar;
void __iomem *scabase = card->hw.scabase;
unsigned long flags;
}
}
-void cpc_falc_status(pc300_t * card, int ch)
+static void cpc_falc_status(pc300_t * card, int ch)
{
pc300ch_t *chan = &card->chan[ch];
falc_t *pfalc = (falc_t *) & chan->falc;
CPC_UNLOCK(card, flags);
}
-int cpc_change_mtu(struct net_device *dev, int new_mtu)
+static int cpc_change_mtu(struct net_device *dev, int new_mtu)
{
if ((new_mtu < 128) || (new_mtu > PC300_DEF_MTU))
return -EINVAL;
return 0;
}
-int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
{
- hdlc_device *hdlc = dev_to_hdlc(dev);
- pc300dev_t *d = (pc300dev_t *) dev->priv;
+ pc300dev_t *d = (pc300dev_t *) dev_to_hdlc(dev)->priv;
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
pc300conf_t conf_aux;
case SIOCGPC300CONF:
#ifdef CONFIG_PC300_MLPPP
if (conf->proto != PC300_PROTO_MLPPP) {
- conf->proto = hdlc->proto.id;
+ conf->proto = /* FIXME hdlc->proto.id */ 0;
}
#else
- conf->proto = hdlc->proto.id;
+ conf->proto = /* FIXME hdlc->proto.id */ 0;
#endif
memcpy(&conf_aux.conf, conf, sizeof(pc300chconf_t));
memcpy(&conf_aux.hw, &card->hw, sizeof(pc300hw_t));
}
} else {
memcpy(conf, &conf_aux.conf, sizeof(pc300chconf_t));
- hdlc->proto.id = conf->proto;
+ /* FIXME hdlc->proto.id = conf->proto; */
}
}
#else
memcpy(conf, &conf_aux.conf, sizeof(pc300chconf_t));
- hdlc->proto.id = conf->proto;
+ /* FIXME hdlc->proto.id = conf->proto; */
#endif
return 0;
case SIOCGPC300STATUS:
case SIOCGPC300UTILSTATS:
{
if (!arg) { /* clear statistics */
- memset(&hdlc->stats, 0, sizeof(struct net_device_stats));
+ memset(&dev->stats, 0, sizeof(dev->stats));
if (card->hw.type == PC300_TE) {
memset(&chan->falc, 0, sizeof(falc_t));
}
pc300stats.hw_type = card->hw.type;
pc300stats.line_on = card->chan[ch].d.line_on;
pc300stats.line_off = card->chan[ch].d.line_off;
- memcpy(&pc300stats.gen_stats, &hdlc->stats,
- sizeof(struct net_device_stats));
+ memcpy(&pc300stats.gen_stats, &dev->stats,
+ sizeof(dev->stats));
if (card->hw.type == PC300_TE)
memcpy(&pc300stats.te_stats,&chan->falc,sizeof(falc_t));
if (copy_to_user(arg, &pc300stats, sizeof(pc300stats_t)))
}
pc300patrntst.num_errors =
falc_pattern_test_error(card, ch);
- if (!arg
- || copy_to_user(arg, &pc300patrntst,
- sizeof (pc300patterntst_t)))
+ if (copy_to_user(arg, &pc300patrntst,
+ sizeof(pc300patterntst_t)))
return -EINVAL;
} else {
falc_pattern_test(card, ch, pc300patrntst.patrntst_on);
}
}
-static struct net_device_stats *cpc_get_stats(struct net_device *dev)
-{
- return hdlc_stats(dev);
-}
-
-static int clock_rate_calc(uclong rate, uclong clock, int *br_io)
+static int clock_rate_calc(u32 rate, u32 clock, int *br_io)
{
int br, tc;
int br_pwr, error;
+ *br_io = 0;
+
if (rate == 0)
return (0);
}
}
-int ch_config(pc300dev_t * d)
+static int ch_config(pc300dev_t * d)
{
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300chconf_t *conf = (pc300chconf_t *) & chan->conf;
void __iomem *scabase = card->hw.scabase;
void __iomem *plxbase = card->hw.plxbase;
int ch = chan->channel;
- uclong clkrate = chan->conf.phys_settings.clock_rate;
- uclong clktype = chan->conf.phys_settings.clock_type;
- ucshort encoding = chan->conf.proto_settings.encoding;
- ucshort parity = chan->conf.proto_settings.parity;
- int tmc, br;
- ucchar md0, md2;
-
+ u32 clkrate = chan->conf.phys_settings.clock_rate;
+ u32 clktype = chan->conf.phys_settings.clock_type;
+ u16 encoding = chan->conf.proto_settings.encoding;
+ u16 parity = chan->conf.proto_settings.parity;
+ u8 md0, md2;
+
/* Reset the channel */
cpc_writeb(scabase + M_REG(CMD, ch), CMD_CH_RST);
case PC300_RSV:
case PC300_X21:
if (clktype == CLOCK_INT || clktype == CLOCK_TXINT) {
+ int tmc, br;
+
/* Calculate the clkrate parameters */
tmc = clock_rate_calc(clkrate, card->hw.clock, &br);
+ if (tmc < 0)
+ return -EIO;
cpc_writeb(scabase + M_REG(TMCT, ch), tmc);
cpc_writeb(scabase + M_REG(TXS, ch),
(TXS_DTRXC | TXS_IBRG | br));
return 0;
}
-int rx_config(pc300dev_t * d)
+static int rx_config(pc300dev_t * d)
{
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
return 0;
}
-int tx_config(pc300dev_t * d)
+static int tx_config(pc300dev_t * d)
{
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
static int cpc_attach(struct net_device *dev, unsigned short encoding,
unsigned short parity)
{
- pc300dev_t *d = (pc300dev_t *)dev->priv;
+ pc300dev_t *d = (pc300dev_t *)dev_to_hdlc(dev)->priv;
pc300ch_t *chan = (pc300ch_t *)d->chan;
pc300_t *card = (pc300_t *)chan->card;
pc300chconf_t *conf = (pc300chconf_t *)&chan->conf;
return 0;
}
-void cpc_opench(pc300dev_t * d)
+static int cpc_opench(pc300dev_t * d)
{
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
- int ch = chan->channel;
+ int ch = chan->channel, rc;
void __iomem *scabase = card->hw.scabase;
- ch_config(d);
+ rc = ch_config(d);
+ if (rc)
+ return rc;
rx_config(d);
/* Assert RTS and DTR */
cpc_writeb(scabase + M_REG(CTL, ch),
cpc_readb(scabase + M_REG(CTL, ch)) & ~(CTL_RTS | CTL_DTR));
+
+ return 0;
}
-void cpc_closech(pc300dev_t * d)
+static void cpc_closech(pc300dev_t * d)
{
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
int cpc_open(struct net_device *dev)
{
- hdlc_device *hdlc = dev_to_hdlc(dev);
- pc300dev_t *d = (pc300dev_t *) dev->priv;
+ pc300dev_t *d = (pc300dev_t *) dev_to_hdlc(dev)->priv;
struct ifreq ifr;
int result;
printk("pc300: cpc_open");
#endif
- if (hdlc->proto.id == IF_PROTO_PPP) {
- d->if_ptr = &hdlc->state.ppp.pppdev;
- }
-
result = hdlc_open(dev);
- if (hdlc->proto.id == IF_PROTO_PPP) {
- dev->priv = d;
- }
- if (result) {
+
+ if (result)
return result;
- }
sprintf(ifr.ifr_name, "%s", dev->name);
- cpc_opench(d);
+ result = cpc_opench(d);
+ if (result)
+ goto err_out;
+
netif_start_queue(dev);
return 0;
+
+err_out:
+ hdlc_close(dev);
+ return result;
}
-int cpc_close(struct net_device *dev)
+static int cpc_close(struct net_device *dev)
{
- hdlc_device *hdlc = dev_to_hdlc(dev);
- pc300dev_t *d = (pc300dev_t *) dev->priv;
+ pc300dev_t *d = (pc300dev_t *) dev_to_hdlc(dev)->priv;
pc300ch_t *chan = (pc300ch_t *) d->chan;
pc300_t *card = (pc300_t *) chan->card;
unsigned long flags;
CPC_UNLOCK(card, flags);
hdlc_close(dev);
- if (hdlc->proto.id == IF_PROTO_PPP) {
- d->if_ptr = NULL;
- }
+
#ifdef CONFIG_PC300_MLPPP
if (chan->conf.proto == PC300_PROTO_MLPPP) {
cpc_tty_unregister_service(d);
return 0;
}
-static uclong detect_ram(pc300_t * card)
+static u32 detect_ram(pc300_t * card)
{
- uclong i;
- ucchar data;
+ u32 i;
+ u8 data;
void __iomem *rambase = card->hw.rambase;
card->hw.ramsize = PC300_RAMSIZE;
/* Let's find out how much RAM is present on this board */
for (i = 0; i < card->hw.ramsize; i++) {
- data = (ucchar) (i & 0xff);
+ data = (u8)(i & 0xff);
cpc_writeb(rambase + i, data);
if (cpc_readb(rambase + i) != data) {
break;
rcsvers, rcsdate, __DATE__, __TIME__);
} /* show_version */
+static const struct net_device_ops cpc_netdev_ops = {
+ .ndo_open = cpc_open,
+ .ndo_stop = cpc_close,
+ .ndo_tx_timeout = cpc_tx_timeout,
+ .ndo_set_mac_address = NULL,
+ .ndo_change_mtu = cpc_change_mtu,
+ .ndo_do_ioctl = cpc_ioctl,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
static void cpc_init_card(pc300_t * card)
{
int i, devcount = 0;
cpc_writeb(card->hw.scabase + DMER, 0x80);
if (card->hw.type == PC300_TE) {
- ucchar reg1;
+ u8 reg1;
/* Check CPLD version */
reg1 = cpc_readb(card->hw.falcbase + CPLD_REG1);
chan->nfree_tx_bd = N_DMA_TX_BUF;
d->chan = chan;
- d->tx_skb = NULL;
d->trace_on = 0;
d->line_on = 0;
d->line_off = 0;
- dev = alloc_hdlcdev(NULL);
+ dev = alloc_hdlcdev(d);
if (dev == NULL)
continue;
dev->mem_start = card->hw.ramphys;
dev->mem_end = card->hw.ramphys + card->hw.ramsize - 1;
dev->irq = card->hw.irq;
- dev->init = NULL;
dev->tx_queue_len = PC300_TX_QUEUE_LEN;
dev->mtu = PC300_DEF_MTU;
- dev->open = cpc_open;
- dev->stop = cpc_close;
- dev->tx_timeout = cpc_tx_timeout;
+ dev->netdev_ops = &cpc_netdev_ops;
dev->watchdog_timeo = PC300_TX_TIMEOUT;
- dev->get_stats = cpc_get_stats;
- dev->set_multicast_list = NULL;
- dev->set_mac_address = NULL;
- dev->change_mtu = cpc_change_mtu;
- dev->do_ioctl = cpc_ioctl;
if (register_hdlc_device(dev) == 0) {
- dev->priv = d; /* We need 'priv', hdlc doesn't */
printk("%s: Cyclades-PC300/", dev->name);
switch (card->hw.type) {
case PC300_TE:
cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
static int first_time = 1;
- ucchar cpc_rev_id;
int err, eeprom_outdated = 0;
- ucshort device_id;
+ u16 device_id;
pc300_t *card;
if (first_time) {
if ((err = pci_enable_device(pdev)) < 0)
return err;
- card = (pc300_t *) kmalloc(sizeof(pc300_t), GFP_KERNEL);
+ card = kzalloc(sizeof(pc300_t), GFP_KERNEL);
if (card == NULL) {
- printk("PC300 found at RAM 0x%08lx, "
+ printk("PC300 found at RAM 0x%016llx, "
"but could not allocate card structure.\n",
- pci_resource_start(pdev, 3));
+ (unsigned long long)pci_resource_start(pdev, 3));
err = -ENOMEM;
goto err_disable_dev;
}
- memset(card, 0, sizeof(pc300_t));
err = -ENODEV;
card->hw.falcsize = pci_resource_len(pdev, 4);
card->hw.plxphys = pci_resource_start(pdev, 5);
card->hw.plxsize = pci_resource_len(pdev, 5);
- pci_read_config_byte(pdev, PCI_REVISION_ID, &cpc_rev_id);
switch (device_id) {
case PCI_DEVICE_ID_PC300_RX_1:
}
#ifdef PC300_DEBUG_PCI
printk("cpc (bus=0x0%x,pci_id=0x%x,", pdev->bus->number, pdev->devfn);
- printk("rev_id=%d) IRQ%d\n", cpc_rev_id, card->hw.irq);
+ printk("rev_id=%d) IRQ%d\n", pdev->revision, card->hw.irq);
printk("cpc:found ramaddr=0x%08lx plxaddr=0x%08lx "
"ctladdr=0x%08lx falcaddr=0x%08lx\n",
card->hw.ramphys, card->hw.plxphys, card->hw.scaphys,
}
/* Allocate IRQ */
- if (request_irq(card->hw.irq, cpc_intr, SA_SHIRQ, "Cyclades-PC300", card)) {
+ if (request_irq(card->hw.irq, cpc_intr, IRQF_SHARED, "Cyclades-PC300", card)) {
printk ("PC300 found at RAM 0x%08x, but could not allocate IRQ%d.\n",
card->hw.ramphys, card->hw.irq);
goto err_io_unmap;
{
pc300_t *card = pci_get_drvdata(pdev);
- if (card->hw.rambase != 0) {
+ if (card->hw.rambase) {
int i;
/* Disable interrupts on the PCI bridge */
static int __init cpc_init(void)
{
- return pci_module_init(&cpc_driver);
+ return pci_register_driver(&cpc_driver);
}
static void __exit cpc_cleanup_module(void)
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff