[PATCH] Make PC300 WAN driver compile again

This patch removes accesses to the HDLC-internal data structures
from pc300 driver, thus enabling it to compile but breaking part
of its functionality.

Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c
index 56e6940..8d9b959 100644 (file)
--- a/drivers/net/wan/pc300_drv.c
+++ b/drivers/net/wan/pc300_drv.c
@@ -2016,7 +2016,6 @@ static void sca_intr(pc300_t * card)
                        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);
 
@@ -2049,8 +2048,8 @@ static void sca_intr(pc300_t * card)
                                                        }
                                                        cpc_net_rx(dev);
                                                        /* Discard invalid frames */
-                                                       hdlc->stats.rx_errors++;
-                                                       hdlc->stats.rx_over_errors++;
+                                                       hdlc_stats(dev)->rx_errors++;
+                                                       hdlc_stats(dev)->rx_over_errors++;
                                                        chan->rx_first_bd = 0;
                                                        chan->rx_last_bd = N_DMA_RX_BUF - 1;
                                                        rx_dma_start(card, ch);
@@ -2116,8 +2115,8 @@ static void sca_intr(pc300_t * card)
                                                                                   card->hw.cpld_reg2) &
                                                                   ~ (CPLD_REG2_FALC_LED1 << (2 * ch)));
                                                }
-                                               hdlc->stats.tx_errors++;
-                                               hdlc->stats.tx_fifo_errors++;
+                                               hdlc_stats(dev)->tx_errors++;
+                                               hdlc_stats(dev)->tx_fifo_errors++;
                                                sca_tx_intr(d);
                                        }
                                }
@@ -2534,7 +2533,6 @@ static int cpc_change_mtu(struct net_device *dev, int new_mtu)
 
 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;
        pc300ch_t *chan = (pc300ch_t *) d->chan;
        pc300_t *card = (pc300_t *) chan->card;
@@ -2552,10 +2550,10 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                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));
@@ -2588,12 +2586,12 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                                        }
                                } 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:
@@ -2606,7 +2604,7 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                case SIOCGPC300UTILSTATS:
                        {
                                if (!arg) {     /* clear statistics */
-                                       memset(&hdlc->stats, 0, sizeof(struct net_device_stats));
+                                       memset(hdlc_stats(dev), 0, sizeof(struct net_device_stats));
                                        if (card->hw.type == PC300_TE) {
                                                memset(&chan->falc, 0, sizeof(falc_t));
                                        }
@@ -2617,7 +2615,7 @@ static int cpc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
                                        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,
+                                       memcpy(&pc300stats.gen_stats, hdlc_stats(dev),
                                               sizeof(struct net_device_stats));
                                        if (card->hw.type == PC300_TE)
                                                memcpy(&pc300stats.te_stats,&chan->falc,sizeof(falc_t));
@@ -3147,7 +3145,6 @@ static void cpc_closech(pc300dev_t * d)
 
 int cpc_open(struct net_device *dev)
 {
-       hdlc_device *hdlc = dev_to_hdlc(dev);
        pc300dev_t *d = (pc300dev_t *) dev->priv;
        struct ifreq ifr;
        int result;
@@ -3156,12 +3153,14 @@ int cpc_open(struct net_device *dev)
        printk("pc300: cpc_open");
 #endif
 
+#ifdef FIXME
        if (hdlc->proto.id == IF_PROTO_PPP) {
                d->if_ptr = &hdlc->state.ppp.pppdev;
        }
+#endif
 
        result = hdlc_open(dev);
-       if (hdlc->proto.id == IF_PROTO_PPP) {
+       if (/* FIXME hdlc->proto.id == IF_PROTO_PPP*/ 0) {
                dev->priv = d;
        }
        if (result) {
@@ -3176,7 +3175,6 @@ int cpc_open(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;
        pc300ch_t *chan = (pc300ch_t *) d->chan;
        pc300_t *card = (pc300_t *) chan->card;
@@ -3193,7 +3191,7 @@ static int cpc_close(struct net_device *dev)
        CPC_UNLOCK(card, flags);
 
        hdlc_close(dev);
-       if (hdlc->proto.id == IF_PROTO_PPP) {
+       if (/* FIXME hdlc->proto.id == IF_PROTO_PPP*/ 0) {
                d->if_ptr = NULL;
        }
 #ifdef CONFIG_PC300_MLPPP