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kernel: stmmac ethernet driver: turn off scatter-gather, increase ring buffers from 256 to 512

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This commit is contained in:
Jaroslav Kysela
2016-02-15 08:26:53 +01:00
parent ce99684df9
commit bf6dac65cc
1 changed files with 3 additions and 3 deletions
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6
kernel/drivers/net/stmmac/stmmac_main.c
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@@ -89,12 +89,12 @@ int phyaddr = -1;
module_param(phyaddr, int, S_IRUGO); module_param(phyaddr, int, S_IRUGO);
MODULE_PARM_DESC(phyaddr, "Physical device address"); MODULE_PARM_DESC(phyaddr, "Physical device address");
#define DMA_TX_SIZE 256 #define DMA_TX_SIZE 512
static int dma_txsize = DMA_TX_SIZE; static int dma_txsize = DMA_TX_SIZE;
module_param(dma_txsize, int, S_IRUGO | S_IWUSR); module_param(dma_txsize, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(dma_txsize, "Number of descriptors in the TX list"); MODULE_PARM_DESC(dma_txsize, "Number of descriptors in the TX list");
#define DMA_RX_SIZE 256 #define DMA_RX_SIZE 512
static int dma_rxsize = DMA_RX_SIZE; static int dma_rxsize = DMA_RX_SIZE;
module_param(dma_rxsize, int, S_IRUGO | S_IWUSR); module_param(dma_rxsize, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(dma_rxsize, "Number of descriptors in the RX list"); MODULE_PARM_DESC(dma_rxsize, "Number of descriptors in the RX list");
@@ -2065,7 +2065,7 @@ struct stmmac_priv *stmmac_dvr_probe(struct device *device,
ndev->netdev_ops = &stmmac_netdev_ops; ndev->netdev_ops = &stmmac_netdev_ops;
ndev->features |= NETIF_F_SG | NETIF_F_HIGHDMA | ndev->features |= /* NETIF_F_SG | */ NETIF_F_HIGHDMA |
NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM; NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
ndev->watchdog_timeo = msecs_to_jiffies(watchdog); ndev->watchdog_timeo = msecs_to_jiffies(watchdog);
#ifdef STMMAC_VLAN_TAG_USED #ifdef STMMAC_VLAN_TAG_USED