diff options
Diffstat (limited to 'drivers/net/netxen/netxen_nic_init.c')
| -rw-r--r-- | drivers/net/netxen/netxen_nic_init.c | 74 |
1 files changed, 62 insertions, 12 deletions
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 7f999671c7b2..e8993a76a080 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -964,6 +964,35 @@ netxen_need_fw_reset(struct netxen_adapter *adapter) return 0; } +#define NETXEN_MIN_P3_FW_SUPP NETXEN_VERSION_CODE(4, 0, 505) + +int +netxen_check_flash_fw_compatibility(struct netxen_adapter *adapter) +{ + u32 flash_fw_ver, min_fw_ver; + + if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) + return 0; + + if (netxen_rom_fast_read(adapter, + NX_FW_VERSION_OFFSET, (int *)&flash_fw_ver)) { + dev_err(&adapter->pdev->dev, "Unable to read flash fw" + "version\n"); + return -EIO; + } + + flash_fw_ver = NETXEN_DECODE_VERSION(flash_fw_ver); + min_fw_ver = NETXEN_MIN_P3_FW_SUPP; + if (flash_fw_ver >= min_fw_ver) + return 0; + + dev_info(&adapter->pdev->dev, "Flash fw[%d.%d.%d] is < min fw supported" + "[4.0.505]. Please update firmware on flash\n", + _major(flash_fw_ver), _minor(flash_fw_ver), + _build(flash_fw_ver)); + return -EINVAL; +} + static char *fw_name[] = { NX_P2_MN_ROMIMAGE_NAME, NX_P3_CT_ROMIMAGE_NAME, @@ -1071,10 +1100,12 @@ static int netxen_validate_firmware(struct netxen_adapter *adapter) { __le32 val; - u32 ver, min_ver, bios; + __le32 flash_fw_ver; + u32 file_fw_ver, min_ver, bios; struct pci_dev *pdev = adapter->pdev; const struct firmware *fw = adapter->fw; u8 fw_type = adapter->fw_type; + u32 crbinit_fix_fw; if (fw_type == NX_UNIFIED_ROMIMAGE) { if (netxen_nic_validate_unified_romimage(adapter)) @@ -1091,16 +1122,18 @@ netxen_validate_firmware(struct netxen_adapter *adapter) val = nx_get_fw_version(adapter); if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) - min_ver = NETXEN_VERSION_CODE(4, 0, 216); + min_ver = NETXEN_MIN_P3_FW_SUPP; else min_ver = NETXEN_VERSION_CODE(3, 4, 216); - ver = NETXEN_DECODE_VERSION(val); + file_fw_ver = NETXEN_DECODE_VERSION(val); - if ((_major(ver) > _NETXEN_NIC_LINUX_MAJOR) || (ver < min_ver)) { + if ((_major(file_fw_ver) > _NETXEN_NIC_LINUX_MAJOR) || + (file_fw_ver < min_ver)) { dev_err(&pdev->dev, "%s: firmware version %d.%d.%d unsupported\n", - fw_name[fw_type], _major(ver), _minor(ver), _build(ver)); + fw_name[fw_type], _major(file_fw_ver), _minor(file_fw_ver), + _build(file_fw_ver)); return -EINVAL; } @@ -1112,17 +1145,34 @@ netxen_validate_firmware(struct netxen_adapter *adapter) return -EINVAL; } - /* check if flashed firmware is newer */ if (netxen_rom_fast_read(adapter, - NX_FW_VERSION_OFFSET, (int *)&val)) + NX_FW_VERSION_OFFSET, (int *)&flash_fw_ver)) { + dev_err(&pdev->dev, "Unable to read flash fw version\n"); return -EIO; - val = NETXEN_DECODE_VERSION(val); - if (val > ver) { - dev_info(&pdev->dev, "%s: firmware is older than flash\n", - fw_name[fw_type]); + } + flash_fw_ver = NETXEN_DECODE_VERSION(flash_fw_ver); + + /* New fw from file is not allowed, if fw on flash is < 4.0.554 */ + crbinit_fix_fw = NETXEN_VERSION_CODE(4, 0, 554); + if (file_fw_ver >= crbinit_fix_fw && flash_fw_ver < crbinit_fix_fw && + NX_IS_REVISION_P3(adapter->ahw.revision_id)) { + dev_err(&pdev->dev, "Incompatibility detected between driver " + "and firmware version on flash. This configuration " + "is not recommended. Please update the firmware on " + "flash immediately\n"); return -EINVAL; } + /* check if flashed firmware is newer only for no-mn and P2 case*/ + if (!netxen_p3_has_mn(adapter) || + NX_IS_REVISION_P2(adapter->ahw.revision_id)) { + if (flash_fw_ver > file_fw_ver) { + dev_info(&pdev->dev, "%s: firmware is older than flash\n", + fw_name[fw_type]); + return -EINVAL; + } + } + NXWR32(adapter, NETXEN_CAM_RAM(0x1fc), NETXEN_BDINFO_MAGIC); return 0; } @@ -1279,7 +1329,7 @@ void netxen_free_dummy_dma(struct netxen_adapter *adapter) if (--i == 0) break; - }; + } } if (i) { |