[PATCH] NetXen: temp monitoring, newer firmware support, mm footprint reduction
NetXen: 1G/10G Ethernet Driver updates
- Temparature monitoring and device control
- Memory footprint reduction
- Driver changes to support newer version of firmware
Signed-off-by: Amit S. Kale <amitkale@netxen.com>
netxen_nic.h | 165 ++++++++++++++++++++++++++++++++--
netxen_nic_ethtool.c | 89 ++++++++++++------
netxen_nic_hdr.h | 71 +++++++++++++-
netxen_nic_hw.c | 206 +++++++++++++++++++++++++++++--------------
netxen_nic_hw.h | 8 +
netxen_nic_init.c | 239 +++++++++++++++++++++++++++++++++++++++++---------
netxen_nic_ioctl.h | 12 +-
netxen_nic_isr.c | 54 +++++------
netxen_nic_main.c | 121 +++++++++++++++++--------
netxen_nic_niu.c | 172 +++++++++++++++++++++++++++--------
netxen_nic_phan_reg.h | 24 ++++-
11 files changed, 891 insertions(+), 270 deletions(-)
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index ffd272c..cd1336e 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -31,6 +31,7 @@
*
*/
+#include <linux/vmalloc.h>
#include "netxen_nic_hw.h"
#include "netxen_nic.h"
@@ -41,16 +42,19 @@
#include <linux/dma-mapping.h>
#include <linux/vmalloc.h>
+#define PHAN_VENDOR_ID 0x4040
+
MODULE_DESCRIPTION("NetXen Multi port (1/10) Gigabit Network Driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(NETXEN_NIC_LINUX_VERSIONID);
char netxen_nic_driver_name[] = "netxen";
static char netxen_nic_driver_string[] = "NetXen Network Driver version "
- NETXEN_NIC_LINUX_VERSIONID "-" NETXEN_NIC_BUILD_NO;
+ NETXEN_NIC_LINUX_VERSIONID;
#define NETXEN_NETDEV_WEIGHT 120
#define NETXEN_ADAPTER_UP_MAGIC 777
+#define NETXEN_NIC_PEG_TUNE 0
/* Local functions to NetXen NIC driver */
static int __devinit netxen_nic_probe(struct pci_dev *pdev,
@@ -101,7 +105,10 @@
struct net_device *netdev = NULL;
struct netxen_adapter *adapter = NULL;
struct netxen_port *port = NULL;
- u8 __iomem *mem_ptr = NULL;
+ u8 *mem_ptr0 = NULL;
+ u8 *mem_ptr1 = NULL;
+ u8 *mem_ptr2 = NULL;
+
unsigned long mem_base, mem_len;
int pci_using_dac, i, err;
int ring;
@@ -111,6 +118,7 @@
u64 mac_addr[FLASH_NUM_PORTS + 1];
int valid_mac;
+ printk(KERN_INFO "%s \n", netxen_nic_driver_string);
if ((err = pci_enable_device(pdev)))
return err;
if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
@@ -138,11 +146,26 @@
mem_len = pci_resource_len(pdev, 0);
/* 128 Meg of memory */
- mem_ptr = ioremap(mem_base, NETXEN_PCI_MAPSIZE_BYTES);
- if (mem_ptr == 0UL) {
- printk(KERN_ERR "%s: Cannot ioremap adapter memory aborting."
- ":%p\n", netxen_nic_driver_name, mem_ptr);
+ mem_ptr0 = ioremap(mem_base, FIRST_PAGE_GROUP_SIZE);
+ mem_ptr1 =
+ ioremap(mem_base + SECOND_PAGE_GROUP_START, SECOND_PAGE_GROUP_SIZE);
+ mem_ptr2 =
+ ioremap(mem_base + THIRD_PAGE_GROUP_START, THIRD_PAGE_GROUP_SIZE);
+
+ if ((mem_ptr0 == 0UL) || (mem_ptr1 == 0UL) || (mem_ptr2 == 0UL)) {
+ DPRINTK(1, ERR,
+ "Cannot remap adapter memory aborting.:"
+ "0 -> %p, 1 -> %p, 2 -> %p\n",
+ mem_ptr0, mem_ptr1, mem_ptr2);
+
err = -EIO;
+ if (mem_ptr0)
+ iounmap(mem_ptr0);
+ if (mem_ptr1)
+ iounmap(mem_ptr1);
+ if (mem_ptr2)
+ iounmap(mem_ptr2);
+
goto err_out_free_res;
}
@@ -221,9 +244,17 @@
}
adapter->cmd_buf_arr = cmd_buf_arr;
- adapter->ahw.pci_base = mem_ptr;
+ adapter->ahw.pci_base0 = mem_ptr0;
+ adapter->ahw.pci_base1 = mem_ptr1;
+ adapter->ahw.pci_base2 = mem_ptr2;
spin_lock_init(&adapter->tx_lock);
spin_lock_init(&adapter->lock);
+#ifdef CONFIG_IA64
+ netxen_pinit_from_rom(adapter, 0);
+ udelay(500);
+ netxen_load_firmware(adapter);
+#endif
+
/* initialize the buffers in adapter */
netxen_initialize_adapter_sw(adapter);
/*
@@ -262,6 +293,20 @@
else
valid_mac = 0;
+ /*
+ * Initialize all the CRB registers here.
+ */
+ writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMD_PRODUCER_OFFSET));
+ writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMD_CONSUMER_OFFSET));
+ writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_CMD_ADDR_LO));
+
+ /* Unlock the HW, prompting the boot sequence */
+ writel(1,
+ NETXEN_CRB_NORMALIZE(adapter, NETXEN_ROMUSB_GLB_PEGTUNE_DONE));
+
+ /* Handshake with the card before we register the devices. */
+ netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
+
/* initialize the all the ports */
for (i = 0; i < adapter->ahw.max_ports; i++) {
@@ -352,15 +397,6 @@
}
/*
- * Initialize all the CRB registers here.
- */
- /* Window = 1 */
- writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMD_PRODUCER_OFFSET));
- writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMD_CONSUMER_OFFSET));
- writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_CMD_ADDR_LO));
-
- netxen_phantom_init(adapter);
- /*
* delay a while to ensure that the Pegs are up & running.
* Otherwise, we might see some flaky behaviour.
*/
@@ -414,7 +450,10 @@
kfree(adapter);
err_out_iounmap:
- iounmap(mem_ptr);
+ iounmap(mem_ptr0);
+ iounmap(mem_ptr1);
+ iounmap(mem_ptr2);
+
err_out_free_res:
pci_release_regions(pdev);
err_out_disable_pdev:
@@ -460,7 +499,9 @@
if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC)
netxen_free_hw_resources(adapter);
- iounmap(adapter->ahw.pci_base);
+ iounmap(adapter->ahw.pci_base0);
+ iounmap(adapter->ahw.pci_base1);
+ iounmap(adapter->ahw.pci_base2);
pci_release_regions(pdev);
pci_disable_device(pdev);
@@ -496,7 +537,6 @@
{
struct netxen_port *port = netdev_priv(netdev);
struct netxen_adapter *adapter = port->adapter;
- struct netxen_rcv_desc_ctx *rcv_desc;
int err = 0;
int ctx, ring;
@@ -527,11 +567,8 @@
if (adapter->ops->init_niu)
adapter->ops->init_niu(adapter);
for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) {
- for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) {
- rcv_desc =
- &adapter->recv_ctx[ctx].rcv_desc[ring];
+ for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++)
netxen_post_rx_buffers(adapter, ctx, ring);
- }
}
adapter->is_up = NETXEN_ADAPTER_UP_MAGIC;
}
@@ -579,10 +616,6 @@
netif_carrier_off(netdev);
netif_stop_queue(netdev);
- /* disable phy_ints */
- if (adapter->ops->disable_phy_interrupts)
- adapter->ops->disable_phy_interrupts(adapter, port->portnum);
-
adapter->active_ports--;
if (!adapter->active_ports) {
@@ -690,13 +723,16 @@
local_producer = adapter->cmd_producer;
/* There 4 fragments per descriptor */
no_of_desc = (frag_count + 3) >> 2;
- if (skb_shinfo(skb)->gso_size > 0) {
- no_of_desc++;
- if (((skb->nh.iph)->ihl * sizeof(u32)) +
- ((skb->h.th)->doff * sizeof(u32)) +
- sizeof(struct ethhdr) >
- (sizeof(struct cmd_desc_type0) - NET_IP_ALIGN)) {
+ if (netdev->features & NETIF_F_TSO) {
+ if (skb_shinfo(skb)->gso_size > 0) {
+
no_of_desc++;
+ if (((skb->nh.iph)->ihl * sizeof(u32)) +
+ ((skb->h.th)->doff * sizeof(u32)) +
+ sizeof(struct ethhdr) >
+ (sizeof(struct cmd_desc_type0) - NET_IP_ALIGN)) {
+ no_of_desc++;
+ }
}
}
k = adapter->cmd_producer;
@@ -740,7 +776,7 @@
memset(hwdesc, 0, sizeof(struct cmd_desc_type0));
/* Take skb->data itself */
pbuf = &adapter->cmd_buf_arr[producer];
- if (skb_shinfo(skb)->gso_size > 0) {
+ if ((netdev->features & NETIF_F_TSO) && skb_shinfo(skb)->gso_size > 0) {
pbuf->mss = skb_shinfo(skb)->gso_size;
hwdesc->mss = skb_shinfo(skb)->gso_size;
} else {
@@ -934,9 +970,10 @@
/* Window = 0 or 1 */
do {
writel(0xffffffff, (void __iomem *)
- (adapter->ahw.pci_base + ISR_INT_TARGET_STATUS));
+ (PCI_OFFSET_SECOND_RANGE
+ (adapter, ISR_INT_TARGET_STATUS)));
mask = readl((void __iomem *)
- (adapter->ahw.pci_base + ISR_INT_VECTOR));
+ pci_base_offset(adapter, ISR_INT_VECTOR));
} while (((mask & 0x80) != 0) && (++count < 32));
if ((mask & 0x80) != 0)
printk("Could not disable interrupt completely\n");
@@ -1065,8 +1102,10 @@
netxen_nic_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
{
int err = 0;
+ unsigned long nr_bytes = 0;
struct netxen_port *port = netdev_priv(netdev);
struct netxen_adapter *adapter = port->adapter;
+ char dev_name[NETXEN_NIC_NAME_LEN];
DPRINTK(INFO, "doing ioctl for %s\n", netdev->name);
switch (cmd) {
@@ -1077,7 +1116,13 @@
case NETXEN_NIC_NAME:
DPRINTK(INFO, "ioctl cmd for NetXen\n");
if (ifr->ifr_data) {
- put_user(port->portnum, (u16 __user *) ifr->ifr_data);
+ sprintf(dev_name, "%s-%d", NETXEN_NIC_NAME_RSP,
+ port->portnum);
+ nr_bytes = copy_to_user((char *)ifr->ifr_data, dev_name,
+ NETXEN_NIC_NAME_LEN);
+ if (nr_bytes)
+ err = -EIO;
+
}
break;
@@ -1101,8 +1146,6 @@
static int __init netxen_init_module(void)
{
- printk(KERN_INFO "%s \n", netxen_nic_driver_string);
-
return pci_module_init(&netxen_driver);
}