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| author | Gabor Juhos <juhosg@openwrt.org> | 2009-10-26 17:17:29 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2009-10-26 17:17:29 +0000 |
| commit | f69b042df920a3e16691c90f8b6b5dfb257097b3 (patch) | |
| tree | cf17900417cad4bc0641f972f1d4dfc199cbbf3d /target/linux/ramips/files | |
| parent | defb7c005984fb3337a5c6766cce283950427d5f (diff) | |
| download | mtk-20170518-f69b042df920a3e16691c90f8b6b5dfb257097b3.zip mtk-20170518-f69b042df920a3e16691c90f8b6b5dfb257097b3.tar.gz mtk-20170518-f69b042df920a3e16691c90f8b6b5dfb257097b3.tar.bz2 | |
ramips: add ramips_cleanup_dma helper
SVN-Revision: 18169
Diffstat (limited to 'target/linux/ramips/files')
| -rw-r--r-- | target/linux/ramips/files/drivers/net/ramips.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/target/linux/ramips/files/drivers/net/ramips.c b/target/linux/ramips/files/drivers/net/ramips.c index 622cd60..a4118ab 100644 --- a/target/linux/ramips/files/drivers/net/ramips.c +++ b/target/linux/ramips/files/drivers/net/ramips.c @@ -50,6 +50,18 @@ ramips_fe_rr(unsigned reg) return __raw_readl(ramips_fe_base + reg); } +static void +ramips_cleanup_dma(struct net_device *dev) +{ + struct raeth_priv *priv = netdev_priv(dev); + + dma_free_coherent(NULL, NUM_RX_DESC * sizeof(struct ramips_rx_dma), + priv->rx, priv->phy_rx); + + dma_free_coherent(NULL, NUM_TX_DESC * sizeof(struct ramips_tx_dma), + priv->tx, priv->phy_tx); +} + static int ramips_alloc_dma(struct net_device *dev) { @@ -297,10 +309,7 @@ ramips_eth_stop(struct net_device *dev) netif_stop_queue(dev); tasklet_kill(&priv->tx_housekeeping_tasklet); tasklet_kill(&priv->rx_tasklet); - dma_free_coherent(NULL, NUM_TX_DESC * sizeof(struct ramips_tx_dma), - priv->tx, priv->phy_tx); - dma_free_coherent(NULL, NUM_RX_DESC * sizeof(struct ramips_rx_dma), - priv->rx, priv->phy_rx); + ramips_cleanup_dma(dev); printk(KERN_DEBUG "ramips_eth: stopped\n"); return 0; } |