netxen: Add default and limit macros for ring sizes.

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dhananjay Phadke 2009-07-27 11:08:00 -07:00 коммит произвёл David S. Miller
Родитель 1bcfd790c4
Коммит 24767ab169
3 изменённых файлов: 41 добавлений и 32 удалений

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@ -200,13 +200,20 @@
#define RCV_RING_JUMBO 1
#define RCV_RING_LRO 2
#define MAX_CMD_DESCRIPTORS 4096
#define MAX_RCV_DESCRIPTORS 16384
#define MAX_CMD_DESCRIPTORS_HOST 1024
#define MAX_RCV_DESCRIPTORS_1G 2048
#define MAX_RCV_DESCRIPTORS_10G 4096
#define MAX_JUMBO_RCV_DESCRIPTORS 1024
#define MIN_CMD_DESCRIPTORS 64
#define MIN_RCV_DESCRIPTORS 64
#define MIN_JUMBO_DESCRIPTORS 32
#define MAX_CMD_DESCRIPTORS 1024
#define MAX_RCV_DESCRIPTORS_1G 4096
#define MAX_RCV_DESCRIPTORS_10G 8192
#define MAX_JUMBO_RCV_DESCRIPTORS_1G 512
#define MAX_JUMBO_RCV_DESCRIPTORS_10G 1024
#define MAX_LRO_RCV_DESCRIPTORS 8
#define DEFAULT_RCV_DESCRIPTORS_1G 2048
#define DEFAULT_RCV_DESCRIPTORS_10G 4096
#define NETXEN_CTX_SIGNATURE 0xdee0
#define NETXEN_CTX_SIGNATURE_V2 0x0002dee0
#define NETXEN_CTX_RESET 0xbad0

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@ -494,20 +494,21 @@ netxen_nic_get_ringparam(struct net_device *dev, struct ethtool_ringparam *ring)
{
struct netxen_adapter *adapter = netdev_priv(dev);
ring->rx_pending = 0;
ring->rx_jumbo_pending = 0;
ring->rx_pending += adapter->recv_ctx.
rds_rings[RCV_RING_NORMAL].num_desc;
ring->rx_jumbo_pending += adapter->recv_ctx.
rds_rings[RCV_RING_JUMBO].num_desc;
ring->rx_pending = adapter->num_rxd;
ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
ring->rx_jumbo_pending += adapter->num_lro_rxd;
ring->tx_pending = adapter->num_txd;
if (adapter->ahw.port_type == NETXEN_NIC_GBE)
if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
else
ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
} else {
ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
ring->tx_max_pending = MAX_CMD_DESCRIPTORS_HOST;
ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS;
ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
}
ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
ring->rx_mini_max_pending = 0;
ring->rx_mini_pending = 0;
}

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@ -283,12 +283,16 @@ nx_update_dma_mask(struct netxen_adapter *adapter)
return 0;
}
static void netxen_check_options(struct netxen_adapter *adapter)
static void
netxen_check_options(struct netxen_adapter *adapter)
{
if (adapter->ahw.port_type == NETXEN_NIC_XGBE)
adapter->num_rxd = MAX_RCV_DESCRIPTORS_10G;
else if (adapter->ahw.port_type == NETXEN_NIC_GBE)
adapter->num_rxd = MAX_RCV_DESCRIPTORS_1G;
if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_10G;
adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_10G;
} else if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
adapter->num_rxd = DEFAULT_RCV_DESCRIPTORS_1G;
adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS_1G;
}
adapter->msix_supported = 0;
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
@ -306,11 +310,15 @@ static void netxen_check_options(struct netxen_adapter *adapter)
}
}
adapter->num_txd = MAX_CMD_DESCRIPTORS_HOST;
adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS;
adapter->num_lro_rxd = MAX_LRO_RCV_DESCRIPTORS;
adapter->num_txd = MAX_CMD_DESCRIPTORS;
return;
if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
adapter->num_lro_rxd = MAX_LRO_RCV_DESCRIPTORS;
adapter->max_rds_rings = 3;
} else {
adapter->num_lro_rxd = 0;
adapter->max_rds_rings = 2;
}
}
static int
@ -908,11 +916,6 @@ netxen_nic_attach(struct netxen_adapter *adapter)
return -EIO;
}
if (adapter->fw_major < 4)
adapter->max_rds_rings = 3;
else
adapter->max_rds_rings = 2;
err = netxen_alloc_sw_resources(adapter);
if (err) {
printk(KERN_ERR "%s: Error in setting sw resources\n",
@ -1923,8 +1926,6 @@ static struct pci_driver netxen_driver = {
#endif
};
/* Driver Registration on NetXen card */
static int __init netxen_init_module(void)
{
printk(KERN_INFO "%s\n", netxen_nic_driver_string);