[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, 22 insertions, 2 deletions

diff --git a/drivers/net/netxen/netxen_nic_phan_reg.h b/drivers/net/netxen/netxen_nic_phan_reg.h
index 863645ed1cd3..8181d436783f 100644
--- a/drivers/net/netxen/netxen_nic_phan_reg.h
+++ b/drivers/net/netxen/netxen_nic_phan_reg.h
@@ -6,12 +6,12 @@
  * modify it under the terms of the GNU General Public License
  * as published by the Free Software Foundation; either version 2
  * of the License, or (at your option) any later version.
- *                            
+ *
  * This program is distributed in the hope that it will be useful, but
  * WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
- *                                   
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
@@ -58,6 +58,9 @@
 #define CRB_CMD_PRODUCER_OFFSET         NETXEN_NIC_REG(0x08)
 #define CRB_CMD_CONSUMER_OFFSET         NETXEN_NIC_REG(0x0c)
 
+#define CRB_PAUSE_ADDR_LO               NETXEN_NIC_REG(0x10)
+#define CRB_PAUSE_ADDR_HI               NETXEN_NIC_REG(0x14)
+
 /* address of command descriptors in the host memory */
 #define CRB_HOST_CMD_ADDR_HI            NETXEN_NIC_REG(0x30)
 #define CRB_HOST_CMD_ADDR_LO            NETXEN_NIC_REG(0x34)
@@ -82,10 +85,18 @@
 #define CRB_TX_PKT_TIMER                NETXEN_NIC_REG(0x94)
 #define CRB_RX_PKT_CNT                  NETXEN_NIC_REG(0x98)
 #define CRB_RX_TMR_CNT                  NETXEN_NIC_REG(0x9c)
+#define CRB_INT_THRESH           NETXEN_NIC_REG(0xa4)
 
 /* Register for communicating XG link status */
 #define CRB_XG_STATE                    NETXEN_NIC_REG(0xa0)
 
+/* Register for communicating card temperature */
+/* Upper 16 bits are temperature value. Lower 16 bits are the state */
+#define CRB_TEMP_STATE           NETXEN_NIC_REG(0xa8)
+#define nx_get_temp_val(x)           ((x) >> 16)
+#define nx_get_temp_state(x)       ((x) & 0xffff)
+#define nx_encode_temp(val, state)     (((val) << 16) | (state))
+
 /* Debug registers for controlling NIC pkt gen agent */
 #define CRB_AGENT_GO                    NETXEN_NIC_REG(0xb0)
 #define CRB_AGENT_TX_SIZE               NETXEN_NIC_REG(0xb4)
@@ -192,4 +203,13 @@ struct netxen_recv_crb recv_crb_registers[] = {
 extern struct netxen_recv_crb recv_crb_registers[];
 #endif                          /* DEFINE_GLOBAL_RECEIVE_CRB */
 
+/*
+ * Temperature control.
+ */
+enum {
+        NX_TEMP_NORMAL = 0x1,   /* Normal operating range */
+        NX_TEMP_WARN,           /* Sound alert, temperature getting high */
+        NX_TEMP_PANIC           /* Fatal error, hardware has shut down. */
+};
+
 #endif                          /* __NIC_PHAN_REG_H_ */