diff options
Diffstat (limited to 'drivers/net/e1000e/ethtool.c')
| -rw-r--r-- | drivers/net/e1000e/ethtool.c | 89 |
1 files changed, 55 insertions, 34 deletions
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c index 87f9da1b6b4e..6d9c27fd0b53 100644 --- a/drivers/net/e1000e/ethtool.c +++ b/drivers/net/e1000e/ethtool.c @@ -95,15 +95,14 @@ static const struct e1000_stats e1000_gstrings_stats[] = { { "tx_dma_failed", E1000_STAT(tx_dma_failed) }, }; -#define E1000_GLOBAL_STATS_LEN \ - sizeof(e1000_gstrings_stats) / sizeof(struct e1000_stats) +#define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats) #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN) static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { "Register test (offline)", "Eeprom test (offline)", "Interrupt test (offline)", "Loopback test (offline)", "Link test (on/offline)" }; -#define E1000_TEST_LEN sizeof(e1000_gstrings_test) / ETH_GSTRING_LEN +#define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test) static int e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) @@ -691,41 +690,63 @@ err_setup: return err; } -#define REG_PATTERN_TEST(R, M, W) REG_PATTERN_TEST_ARRAY(R, 0, M, W) -#define REG_PATTERN_TEST_ARRAY(reg, offset, mask, writeable) \ -{ \ - u32 _pat; \ - u32 _value; \ - u32 _test[] = {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \ - for (_pat = 0; _pat < ARRAY_SIZE(_test); _pat++) { \ - E1000_WRITE_REG_ARRAY(hw, reg, offset, \ - (_test[_pat] & writeable)); \ - _value = E1000_READ_REG_ARRAY(hw, reg, offset); \ - if (_value != (_test[_pat] & writeable & mask)) { \ - ndev_err(netdev, "pattern test reg %04X " \ - "failed: got 0x%08X expected 0x%08X\n", \ - reg + offset, \ - value, (_test[_pat] & writeable & mask)); \ - *data = reg; \ - return 1; \ - } \ - } \ +bool reg_pattern_test_array(struct e1000_adapter *adapter, u64 *data, + int reg, int offset, u32 mask, u32 write) +{ + int i; + u32 read; + static const u32 test[] = + {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; + for (i = 0; i < ARRAY_SIZE(test); i++) { + E1000_WRITE_REG_ARRAY(&adapter->hw, reg, offset, + (test[i] & write)); + read = E1000_READ_REG_ARRAY(&adapter->hw, reg, offset); + if (read != (test[i] & write & mask)) { + ndev_err(adapter->netdev, "pattern test reg %04X " + "failed: got 0x%08X expected 0x%08X\n", + reg + offset, + read, (test[i] & write & mask)); + *data = reg; + return true; + } + } + return false; } -#define REG_SET_AND_CHECK(R, M, W) \ -{ \ - u32 _value; \ - __ew32(hw, R, W & M); \ - _value = __er32(hw, R); \ - if ((W & M) != (_value & M)) { \ - ndev_err(netdev, "set/check reg %04X test failed: " \ - "got 0x%08X expected 0x%08X\n", R, (_value & M), \ - (W & M)); \ - *data = R; \ - return 1; \ - } \ +static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data, + int reg, u32 mask, u32 write) +{ + u32 read; + __ew32(&adapter->hw, reg, write & mask); + read = __er32(&adapter->hw, reg); + if ((write & mask) != (read & mask)) { + ndev_err(adapter->netdev, "set/check reg %04X test failed: " + "got 0x%08X expected 0x%08X\n", reg, (read & mask), + (write & mask)); + *data = reg; + return true; + } + return false; } +#define REG_PATTERN_TEST(R, M, W) \ + do { \ + if (reg_pattern_test_array(adapter, data, R, 0, M, W)) \ + return 1; \ + } while (0) + +#define REG_PATTERN_TEST_ARRAY(R, offset, M, W) \ + do { \ + if (reg_pattern_test_array(adapter, data, R, offset, M, W)) \ + return 1; \ + } while (0) + +#define REG_SET_AND_CHECK(R, M, W) \ + do { \ + if (reg_set_and_check(adapter, data, R, M, W)) \ + return 1; \ + } while (0) + static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) { struct e1000_hw *hw = &adapter->hw; |