diff options
Diffstat (limited to 'drivers/net/arm/ks8695net.c')
-rw-r--r-- | drivers/net/arm/ks8695net.c | 38 |
1 files changed, 15 insertions, 23 deletions
diff --git a/drivers/net/arm/ks8695net.c b/drivers/net/arm/ks8695net.c index a1d4188c430..54c6d849cf2 100644 --- a/drivers/net/arm/ks8695net.c +++ b/drivers/net/arm/ks8695net.c @@ -30,6 +30,7 @@ #include <linux/platform_device.h> #include <linux/irq.h> #include <linux/io.h> +#include <linux/slab.h> #include <asm/irq.h> @@ -331,16 +332,16 @@ ks8695_init_partial_multicast(struct ks8695_priv *ksp, { u32 low, high; int i; - struct dev_mc_list *dmi; + struct netdev_hw_addr *ha; i = 0; - netdev_for_each_mc_addr(dmi, ndev) { + netdev_for_each_mc_addr(ha, ndev) { /* Ran out of space in chip? */ BUG_ON(i == KS8695_NR_ADDRESSES); - low = (dmi->dmi_addr[2] << 24) | (dmi->dmi_addr[3] << 16) | - (dmi->dmi_addr[4] << 8) | (dmi->dmi_addr[5]); - high = (dmi->dmi_addr[0] << 8) | (dmi->dmi_addr[1]); + low = (ha->addr[2] << 24) | (ha->addr[3] << 16) | + (ha->addr[4] << 8) | (ha->addr[5]); + high = (ha->addr[0] << 8) | (ha->addr[1]); ks8695_writereg(ksp, KS8695_AAL_(i), low); ks8695_writereg(ksp, KS8695_AAH_(i), AAH_E | high); @@ -449,11 +450,10 @@ ks8695_rx_irq(int irq, void *dev_id) } /** - * ks8695_rx - Receive packets called by NAPI poll method + * ks8695_rx - Receive packets called by NAPI poll method * @ksp: Private data for the KS8695 Ethernet - * @budget: The max packets would be receive + * @budget: Number of packets allowed to process */ - static int ks8695_rx(struct ks8695_priv *ksp, int budget) { struct net_device *ndev = ksp->ndev; @@ -461,7 +461,6 @@ static int ks8695_rx(struct ks8695_priv *ksp, int budget) int buff_n; u32 flags; int pktlen; - int last_rx_processed = -1; int received = 0; buff_n = ksp->next_rx_desc_read; @@ -471,6 +470,7 @@ static int ks8695_rx(struct ks8695_priv *ksp, int budget) cpu_to_le32(RDES_OWN)))) { rmb(); flags = le32_to_cpu(ksp->rx_ring[buff_n].status); + /* Found an SKB which we own, this means we * received a packet */ @@ -533,23 +533,18 @@ rx_failure: ksp->rx_ring[buff_n].status = cpu_to_le32(RDES_OWN); rx_finished: received++; - /* And note this as processed so we can start - * from here next time - */ - last_rx_processed = buff_n; buff_n = (buff_n + 1) & MAX_RX_DESC_MASK; - /*And note which RX descriptor we last did */ - if (likely(last_rx_processed != -1)) - ksp->next_rx_desc_read = - (last_rx_processed + 1) & - MAX_RX_DESC_MASK; } + + /* And note which RX descriptor we last did */ + ksp->next_rx_desc_read = buff_n; + /* And refill the buffers */ ks8695_refill_rxbuffers(ksp); - /* Kick the RX DMA engine, in case it became - * suspended */ + /* Kick the RX DMA engine, in case it became suspended */ ks8695_writereg(ksp, KS8695_DRSC, 0); + return received; } @@ -1307,8 +1302,6 @@ ks8695_start_xmit(struct sk_buff *skb, struct net_device *ndev) if (++ksp->tx_ring_used == MAX_TX_DESC) netif_stop_queue(ndev); - ndev->trans_start = jiffies; - /* Kick the TX DMA in case it decided to go IDLE */ ks8695_writereg(ksp, KS8695_DTSC, 0); @@ -1477,7 +1470,6 @@ ks8695_probe(struct platform_device *pdev) /* Configure our private structure a little */ ksp = netdev_priv(ndev); - memset(ksp, 0, sizeof(struct ks8695_priv)); ksp->dev = &pdev->dev; ksp->ndev = ndev; |