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| author | Gabor Juhos <juhosg@openwrt.org> | 2013-12-17 15:18:16 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2013-12-17 15:18:16 +0000 |
| commit | c4cd917a49c524c1752eff2e243f454d674c6166 (patch) | |
| tree | 80bc622120ea1c57f935fdbc246a6ebc768b8c06 /target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c | |
| parent | 0cc622966d1bc4a3382ab968600ec78133a267a7 (diff) | |
| download | master-187ad058-c4cd917a49c524c1752eff2e243f454d674c6166.tar.gz master-187ad058-c4cd917a49c524c1752eff2e243f454d674c6166.tar.bz2 master-187ad058-c4cd917a49c524c1752eff2e243f454d674c6166.zip | |
ar71xx: ag71xx: store maximum frame length in the ag71xx struct
This will allow to use different values for the
different SoCs.
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39117 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c')
| -rw-r--r-- | target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c index 0c2163f5be..281d0f5686 100644 --- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c +++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_main.c @@ -434,7 +434,7 @@ static void ag71xx_hw_setup(struct ag71xx *ag) MAC_CFG2_PAD_CRC_EN | MAC_CFG2_LEN_CHECK); /* setup max frame length */ - ag71xx_wr(ag, AG71XX_REG_MAC_MFL, AG71XX_TX_MTU_LEN); + ag71xx_wr(ag, AG71XX_REG_MAC_MFL, ag->max_frame_len); /* setup FIFO configuration registers */ ag71xx_wr(ag, AG71XX_REG_FIFO_CFG0, FIFO_CFG0_INIT); @@ -1048,8 +1048,10 @@ static void ag71xx_netpoll(struct net_device *dev) static int ag71xx_change_mtu(struct net_device *dev, int new_mtu) { + struct ag71xx *ag = netdev_priv(dev); + if (new_mtu < 68 || - new_mtu > AG71XX_TX_MTU_LEN - ETH_HLEN - ETH_FCS_LEN) + new_mtu > ag->max_frame_len - ETH_HLEN - ETH_FCS_LEN) return -EINVAL; dev->mtu = new_mtu; @@ -1164,6 +1166,8 @@ static int ag71xx_probe(struct platform_device *pdev) ag->tx_ring.size = AG71XX_TX_RING_SIZE_DEFAULT; ag->rx_ring.size = AG71XX_RX_RING_SIZE_DEFAULT; + ag->max_frame_len = AG71XX_TX_MTU_LEN; + ag->stop_desc = dma_alloc_coherent(NULL, sizeof(struct ag71xx_desc), &ag->stop_desc_dma, GFP_KERNEL); |