[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>

1 files changed, 24 insertions, 30 deletions

diff --git a/drivers/net/netxen/netxen_nic_isr.c b/drivers/net/netxen/netxen_nic_isr.c
index f1c3e5af03a9..ae180fee8008 100644
--- a/drivers/net/netxen/netxen_nic_isr.c
+++ b/drivers/net/netxen/netxen_nic_isr.c
@@ -149,47 +149,41 @@ void netxen_handle_port_int(struct netxen_adapter *adapter, u32 portno,
 
 void netxen_nic_isr_other(struct netxen_adapter *adapter)
 {
-        u32 enable, portno;
-        u32 i2qhi;
-
-        /*
-         * bit 3 is for i2qInt, if high its enabled
-         * check for phy interrupts
-         * read vector and check for bit 45 for phy
-         * clear int by writing the same value into ISR_INT_VECTOR REG
-         */
-
-        DPRINTK(INFO, "I2Q is the source of INT \n");
+        u32 portno;
+        u32 val, linkup, qg_linksup;
 
         /* verify the offset */
-        i2qhi = readl(NETXEN_CRB_NORMALIZE(adapter, NETXEN_I2Q_CLR_PCI_HI));
-
-        DPRINTK(INFO, "isr NETXEN_I2Q_CLR_PCI_HI = 0x%x \n", i2qhi);
+        val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE));
+        if (val == adapter->ahw.qg_linksup)
+                return;
 
-        if (i2qhi & 0x4000) {
-                for (portno = 0; portno < NETXEN_NIU_MAX_GBE_PORTS; portno++) {
-                        DPRINTK(INFO, "External PHY interrupt ON PORT %d\n",
-                                portno);
+        qg_linksup = adapter->ahw.qg_linksup;
+        adapter->ahw.qg_linksup = val;
+        DPRINTK(1, INFO, "%s: link update 0x%08x\n", netxen_nic_driver_name,
+                val);
+        for (portno = 0; portno < NETXEN_NIU_MAX_GBE_PORTS; portno++) {
+                linkup = val & 1;
+                if (linkup != (qg_linksup & 1)) {
+                        printk(KERN_INFO "%s: PORT %d link %s\n",
+                               netxen_nic_driver_name, portno,
+                               ((linkup == 0) ? "down" : "up"));
+                        netxen_indicate_link_status(adapter, portno, linkup);
+                        if (linkup)
+                                netxen_nic_set_link_parameters(adapter->
+                                                               port[portno]);
 
-                        enable = 1;
-                        netxen_handle_port_int(adapter, portno, enable);
                 }
+                val = val >> 1;
+                qg_linksup = qg_linksup >> 1;
+        }
 
-                /* Clear the interrupt on I2Q */
-                writel((u32) i2qhi,
-                       NETXEN_CRB_NORMALIZE(adapter, NETXEN_I2Q_CLR_PCI_HI));
+        adapter->stats.otherints++;
 
-        }
 }
 
 void netxen_nic_gbe_handle_phy_intr(struct netxen_adapter *adapter)
 {
-        u32 val;
-        val = readl(NETXEN_CRB_NORMALIZE(adapter, ISR_INT_VECTOR));
-        if (val & 0x4) {
-                adapter->stats.otherints++;
-                netxen_nic_isr_other(adapter);
-        }
+        netxen_nic_isr_other(adapter);
 }
 
 void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter)