diff options
| -rw-r--r-- | drivers/net/fec.c | 37 | ||||
| -rw-r--r-- | drivers/net/fec.h | 8 |
2 files changed, 24 insertions, 21 deletions
diff --git a/drivers/net/fec.c b/drivers/net/fec.c index 37b3332..f8396fb 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -180,10 +180,14 @@ struct fec_enet_private { /* CPM dual port RAM relative addresses. */ dma_addr_t bd_dma; - cbd_t *rx_bd_base; /* Address of Rx and Tx buffers. */ - cbd_t *tx_bd_base; - cbd_t *cur_rx, *cur_tx; /* The next free ring entry */ - cbd_t *dirty_tx; /* The ring entries to be free()ed. */ + /* Address of Rx and Tx buffers. */ + struct bufdesc *rx_bd_base; + struct bufdesc *tx_bd_base; + /* The next free ring entry */ + struct bufdesc *cur_rx, *cur_tx; + /* The ring entries to be free()ed. */ + struct bufdesc *dirty_tx; + uint tx_full; /* hold while accessing the HW like ringbuffer for tx/rx but not MAC */ spinlock_t hw_lock; @@ -289,7 +293,7 @@ static int fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct fec_enet_private *fep = netdev_priv(dev); - volatile cbd_t *bdp; + struct bufdesc *bdp; unsigned short status; unsigned long flags; @@ -374,7 +378,7 @@ fec_enet_start_xmit(struct sk_buff *skb, struct net_device *dev) netif_stop_queue(dev); } - fep->cur_tx = (cbd_t *)bdp; + fep->cur_tx = bdp; spin_unlock_irqrestore(&fep->hw_lock, flags); @@ -391,7 +395,7 @@ fec_timeout(struct net_device *dev) #ifndef final_version { int i; - cbd_t *bdp; + struct bufdesc *bdp; printk("Ring data dump: cur_tx %lx%s, dirty_tx %lx cur_rx: %lx\n", (unsigned long)fep->cur_tx, fep->tx_full ? " (full)" : "", @@ -471,7 +475,7 @@ static void fec_enet_tx(struct net_device *dev) { struct fec_enet_private *fep; - volatile cbd_t *bdp; + struct bufdesc *bdp; unsigned short status; struct sk_buff *skb; @@ -534,7 +538,7 @@ fec_enet_tx(struct net_device *dev) netif_wake_queue(dev); } } - fep->dirty_tx = (cbd_t *)bdp; + fep->dirty_tx = bdp; spin_unlock_irq(&fep->hw_lock); } @@ -548,7 +552,7 @@ static void fec_enet_rx(struct net_device *dev) { struct fec_enet_private *fep = netdev_priv(dev); - volatile cbd_t *bdp; + struct bufdesc *bdp; unsigned short status; struct sk_buff *skb; ushort pkt_len; @@ -656,7 +660,7 @@ while (!((status = bdp->cbd_sc) & BD_ENET_RX_EMPTY)) { writel(0, fep->hwp + FEC_R_DES_ACTIVE); #endif } /* while (!((status = bdp->cbd_sc) & BD_ENET_RX_EMPTY)) */ - fep->cur_rx = (cbd_t *)bdp; + fep->cur_rx = bdp; #if 0 /* Doing this here will allow us to process all frames in the @@ -1653,8 +1657,7 @@ int __init fec_enet_init(struct net_device *dev, int index) { struct fec_enet_private *fep = netdev_priv(dev); unsigned long mem_addr; - volatile cbd_t *bdp; - cbd_t *cbd_base; + struct bufdesc *bdp, *cbd_base; int i, j; /* Allocate memory for buffer descriptors. @@ -1695,7 +1698,7 @@ int __init fec_enet_init(struct net_device *dev, int index) } #endif - cbd_base = (cbd_t *)mem_addr; + cbd_base = (struct bufdesc *)mem_addr; /* Set receive and transmit descriptor base. */ @@ -1760,7 +1763,7 @@ int __init fec_enet_init(struct net_device *dev, int index) /* Set receive and transmit descriptor base. */ writel(fep->bd_dma, fep->hwp + FEC_R_DES_START); - writel((unsigned long)fep->bd_dma + sizeof(cbd_t) * RX_RING_SIZE, + writel((unsigned long)fep->bd_dma + sizeof(struct bufdesc) * RX_RING_SIZE, fep->hwp + FEC_X_DES_START); #ifdef HAVE_mii_link_interrupt @@ -1824,7 +1827,7 @@ static void fec_restart(struct net_device *dev, int duplex) { struct fec_enet_private *fep = netdev_priv(dev); - volatile cbd_t *bdp; + struct bufdesc *bdp; int i; /* Whack a reset. We should wait for this. */ @@ -1846,7 +1849,7 @@ fec_restart(struct net_device *dev, int duplex) /* Set receive and transmit descriptor base. */ writel(fep->bd_dma, fep->hwp + FEC_R_DES_START); - writel((unsigned long)fep->bd_dma + sizeof(cbd_t) * RX_RING_SIZE, + writel((unsigned long)fep->bd_dma + sizeof(struct bufdesc) * RX_RING_SIZE, fep->hwp + FEC_X_DES_START); fep->dirty_tx = fep->cur_tx = fep->tx_bd_base; diff --git a/drivers/net/fec.h b/drivers/net/fec.h index 5474ba3..30b7dd6 100644 --- a/drivers/net/fec.h +++ b/drivers/net/fec.h @@ -77,17 +77,17 @@ * Define the buffer descriptor structure. */ #ifdef CONFIG_ARCH_MXC -typedef struct bufdesc { +struct bufdesc { unsigned short cbd_datlen; /* Data length */ unsigned short cbd_sc; /* Control and status info */ unsigned long cbd_bufaddr; /* Buffer address */ -} cbd_t; +}; #else -typedef struct bufdesc { +struct bufdesc { unsigned short cbd_sc; /* Control and status info */ unsigned short cbd_datlen; /* Data length */ unsigned long cbd_bufaddr; /* Buffer address */ -} cbd_t; +}; #endif /* |
