diff --git a/drivers/net/wan/z85230.c b/drivers/net/wan/z85230.c index 002b8c99ab5b..f074cb1100cf 100644 --- a/drivers/net/wan/z85230.c +++ b/drivers/net/wan/z85230.c @@ -55,7 +55,6 @@ #include "z85230.h" - /** * z8530_read_port - Architecture specific interface function * @p: port to read @@ -95,7 +94,6 @@ static inline int z8530_read_port(unsigned long p) * dread 5uS sanity delay. */ - static inline void z8530_write_port(unsigned long p, u8 d) { outb(d,Z8530_PORT_OF(p)); @@ -103,12 +101,9 @@ static inline void z8530_write_port(unsigned long p, u8 d) udelay(5); } - - static void z8530_rx_done(struct z8530_channel *c); static void z8530_tx_done(struct z8530_channel *c); - /** * read_zsreg - Read a register from a Z85230 * @c: Z8530 channel to read from (2 per chip) @@ -159,7 +154,6 @@ static inline void write_zsreg(struct z8530_channel *c, u8 reg, u8 val) if(reg) z8530_write_port(c->ctrlio, reg); z8530_write_port(c->ctrlio, val); - } /** @@ -182,8 +176,6 @@ static inline void write_zsctrl(struct z8530_channel *c, u8 val) * * Write directly to the data register on the Z8530 */ - - static inline void write_zsdata(struct z8530_channel *c, u8 val) { z8530_write_port(c->dataio, val); @@ -204,7 +196,6 @@ EXPORT_SYMBOL(z8530_dead_port); * Register loading parameters for currently supported circuit types */ - /* * Data clocked by telco end. This is the correct data for the UK * "kilostream" service, and most other similar services. @@ -352,7 +343,6 @@ static void z8530_rx(struct z8530_channel *c) if(stat&END_FR) { - /* * Error ? */ @@ -392,7 +382,6 @@ static void z8530_rx(struct z8530_channel *c) write_zsctrl(c, RES_H_IUS); } - /** * z8530_tx - Handle a PIO transmit event * @c: Z8530 channel to process @@ -423,7 +412,6 @@ static void z8530_tx(struct z8530_channel *c) } } - /* * End of frame TX - fire another one */ @@ -474,7 +462,6 @@ static void z8530_status(struct z8530_channel *chan) if (chan->netdevice) netif_carrier_off(chan->netdevice); } - } write_zsctrl(chan, RES_EXT_INT); write_zsctrl(chan, RES_H_IUS); @@ -564,7 +551,6 @@ static void z8530_dma_status(struct z8530_channel *chan) chan->status=status; - if(chan->dma_tx) { if(status&TxEOM) @@ -621,7 +607,6 @@ static struct z8530_irqhandler z8530_txdma_sync = { * (eg the MacII) we must clear the interrupt cause or die. */ - static void z8530_rx_clear(struct z8530_channel *c) { /* @@ -680,7 +665,6 @@ struct z8530_irqhandler z8530_nop = { .status = z8530_status_clear, }; - EXPORT_SYMBOL(z8530_nop); /** @@ -718,7 +702,6 @@ irqreturn_t z8530_interrupt(int irq, void *dev_id) while(++work<5000) { - intr = read_zsreg(&dev->chanA, R3); if(!(intr & (CHARxIP|CHATxIP|CHAEXT|CHBRxIP|CHBTxIP|CHBEXT))) break; @@ -772,7 +755,6 @@ static const u8 reg_init[16]= 0x55,0,0,0 }; - /** * z8530_sync_open - Open a Z8530 channel for PIO * @dev: The network interface we are using @@ -808,7 +790,6 @@ int z8530_sync_open(struct net_device *dev, struct z8530_channel *c) return 0; } - EXPORT_SYMBOL(z8530_sync_open); /** @@ -1070,7 +1051,6 @@ int z8530_sync_txdma_open(struct net_device *dev, struct z8530_channel *c) c->tx_dma_buf[1] = c->tx_dma_buf[0] + PAGE_SIZE/2; - spin_lock_irqsave(c->lock, cflags); /* @@ -1150,7 +1130,6 @@ int z8530_sync_txdma_close(struct net_device *dev, struct z8530_channel *c) unsigned long dflags, cflags; u8 chk; - spin_lock_irqsave(c->lock, cflags); c->irqs = &z8530_nop; @@ -1195,10 +1174,8 @@ int z8530_sync_txdma_close(struct net_device *dev, struct z8530_channel *c) return 0; } - EXPORT_SYMBOL(z8530_sync_txdma_close); - /* * Name strings for Z8530 chips. SGI claim to have a 130, Zilog deny * it exists... @@ -1333,7 +1310,6 @@ int z8530_init(struct z8530_dev *dev) return ret; } - EXPORT_SYMBOL(z8530_init); /** @@ -1408,7 +1384,6 @@ int z8530_channel_load(struct z8530_channel *c, u8 *rtable) EXPORT_SYMBOL(z8530_channel_load); - /** * z8530_tx_begin - Begin packet transmission * @c: The Z8530 channel to kick @@ -1455,8 +1430,7 @@ static void z8530_tx_begin(struct z8530_channel *c) else { c->txcount=c->tx_skb->len; - - + if(c->dma_tx) { /* @@ -1490,7 +1464,6 @@ static void z8530_tx_begin(struct z8530_channel *c) } else { - /* ABUNDER off */ write_zsreg(c, R10, c->regs[10]); write_zsctrl(c, RES_Tx_CRC); @@ -1500,7 +1473,6 @@ static void z8530_tx_begin(struct z8530_channel *c) write_zsreg(c, R8, *c->tx_ptr++); c->txcount--; } - } } /* @@ -1573,14 +1545,12 @@ static void z8530_rx_done(struct z8530_channel *c) /* * Is our receive engine in DMA mode */ - if(c->rxdma_on) { /* * Save the ready state and the buffer currently * being used as the DMA target */ - int ready=c->dma_ready; unsigned char *rxb=c->rx_buf[c->dma_num]; unsigned long flags; @@ -1588,7 +1558,6 @@ static void z8530_rx_done(struct z8530_channel *c) /* * Complete this DMA. Necessary to find the length */ - flags=claim_dma_lock(); disable_dma(c->rxdma); @@ -1731,7 +1700,6 @@ netdev_tx_t z8530_queue_xmit(struct z8530_channel *c, struct sk_buff *skb) if(c->tx_next_skb) return NETDEV_TX_BUSY; - /* PC SPECIFIC - DMA limits */ /*