diff options
| author |   Heiner Kallweit <hkallweit1@gmail.com> | 2018-11-22 21:58:48 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-11-23 17:32:28 -0800 |
| commit | b4cc2dcc9c7c9cea293d1fa6a7b91876c8f23bdf (patch) | |
| tree | 94ef6288d242da3caa52a7a615c68b036c0fdcf3 /drivers | |
| parent | r8169: remove ancient GCC bug workaround in a second place (diff) | |
| download | linux-dev-b4cc2dcc9c7c9cea293d1fa6a7b91876c8f23bdf.tar.xz linux-dev-b4cc2dcc9c7c9cea293d1fa6a7b91876c8f23bdf.zip | |
r8169: remove default chip versions
Even the chip versions within a family have so many differences that
using a default chip version doesn't really make sense. Instead
of leaving a best case flaky network connectivity, bail out and
report the unknown chip version.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/realtek/r8169.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 97bceb35217a..9fd8f4215dff 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -2011,8 +2011,7 @@ static const struct ethtool_ops rtl8169_ethtool_ops = { .set_link_ksettings = phy_ethtool_set_link_ksettings, }; -static void rtl8169_get_mac_version(struct rtl8169_private *tp, - u8 default_version) +static void rtl8169_get_mac_version(struct rtl8169_private *tp) { /* * The driver currently handles the 8168Bf and the 8168Be identically @@ -2116,9 +2115,7 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, tp->mac_version = p->mac_version; if (tp->mac_version == RTL_GIGA_MAC_NONE) { - dev_notice(tp_to_dev(tp), - "unknown MAC, using family default\n"); - tp->mac_version = default_version; + dev_err(tp_to_dev(tp), "unknown chip XID %03x\n", reg & 0xfcf); } else if (tp->mac_version == RTL_GIGA_MAC_VER_42) { tp->mac_version = tp->supports_gmii ? RTL_GIGA_MAC_VER_42 : @@ -6976,27 +6973,23 @@ static const struct rtl_cfg_info { u16 irq_mask; unsigned int has_gmii:1; const struct rtl_coalesce_info *coalesce_info; - u8 default_ver; } rtl_cfg_infos [] = { [RTL_CFG_0] = { .hw_start = rtl_hw_start_8169, .irq_mask = SYSErr | LinkChg | RxOverflow | RxFIFOOver, .has_gmii = 1, .coalesce_info = rtl_coalesce_info_8169, - .default_ver = RTL_GIGA_MAC_VER_01, }, [RTL_CFG_1] = { .hw_start = rtl_hw_start_8168, .irq_mask = LinkChg | RxOverflow, .has_gmii = 1, .coalesce_info = rtl_coalesce_info_8168_8136, - .default_ver = RTL_GIGA_MAC_VER_11, }, [RTL_CFG_2] = { .hw_start = rtl_hw_start_8101, .irq_mask = LinkChg | RxOverflow | RxFIFOOver, .coalesce_info = rtl_coalesce_info_8168_8136, - .default_ver = RTL_GIGA_MAC_VER_13, } }; @@ -7259,7 +7252,9 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->mmio_addr = pcim_iomap_table(pdev)[region]; /* Identify chip attached to board */ - rtl8169_get_mac_version(tp, cfg->default_ver); + rtl8169_get_mac_version(tp); + if (tp->mac_version == RTL_GIGA_MAC_NONE) + return -ENODEV; if (rtl_tbi_enabled(tp)) { dev_err(&pdev->dev, "TBI fiber mode not supported\n"); |