qlcnic: Add FLT entry for CO cards FW image region

The FLT entry for FW image region has changed for C0 cards.
Updated the driver to look at the right region in the FLT.

Signed-off-by: Sritej Velaga <sritej.velaga@qlogic.com>
Signed-off-by: Sony Chacko <sony.chacko@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/qlcnic/qlcnic.h

@@ -73,6 +73,7 @@
 	(sizeof(struct cmd_desc_type0) * tx_ring->num_desc)
 
 #define QLCNIC_P3P_A0		0x50
+#define QLCNIC_P3P_C0		0x58
 
 #define QLCNIC_IS_REVISION_P3P(REVISION)     (REVISION >= QLCNIC_P3P_A0)
 
@@ -291,7 +292,8 @@ struct uni_data_desc{
 
 /* Flash Defines and Structures */
 #define QLCNIC_FLT_LOCATION	0x3F1000
-#define QLCNIC_FW_IMAGE_REGION	0x74
+#define QLCNIC_B0_FW_IMAGE_REGION 0x74
+#define QLCNIC_C0_FW_IMAGE_REGION 0x97
 #define QLCNIC_BOOTLD_REGION    0X72
 struct qlcnic_flt_header {
 	u16 version;

drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c

@@ -686,7 +686,13 @@ qlcnic_check_flash_fw_ver(struct qlcnic_adapter *adapter)
 	u32 ver = -1, min_ver;
 	int ret;
 
-	ret = qlcnic_get_flt_entry(adapter, QLCNIC_FW_IMAGE_REGION, &fw_entry);
+	if (adapter->ahw->revision_id == QLCNIC_P3P_C0)
+		ret = qlcnic_get_flt_entry(adapter, QLCNIC_C0_FW_IMAGE_REGION,
+						 &fw_entry);
+	else
+		ret = qlcnic_get_flt_entry(adapter, QLCNIC_B0_FW_IMAGE_REGION,
+						 &fw_entry);
+
 	if (!ret)
 		/* 0-4:-signature,  4-8:-fw version */
 		qlcnic_rom_fast_read(adapter, fw_entry.start_addr + 4,