From: Aaron Ma <aaron.ma@canonical.com> To: jesse.brandeburg@intel.com, aaron.ma@canonical.com, anthony.l.nguyen@intel.com, davem@davemloft.net, kuba@kernel.org, intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] igc: wait for the MAC copy when enabled MAC passthrough Date: Fri, 2 Jul 2021 12:51:20 +0800 [thread overview] Message-ID: <20210702045120.22855-2-aaron.ma@canonical.com> (raw) In-Reply-To: <20210702045120.22855-1-aaron.ma@canonical.com> Such as dock hot plug event when runtime, for hardware implementation, the MAC copy takes less than one second when BIOS enabled MAC passthrough. After test on Lenovo TBT4 dock, 600ms is enough to update the MAC address. Otherwise ethernet fails to work. Signed-off-by: Aaron Ma <aaron.ma@canonical.com> --- drivers/net/ethernet/intel/igc/igc_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 606b72cb6193..c8bc5f089255 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -5468,6 +5468,9 @@ static int igc_probe(struct pci_dev *pdev, memcpy(&hw->mac.ops, ei->mac_ops, sizeof(hw->mac.ops)); memcpy(&hw->phy.ops, ei->phy_ops, sizeof(hw->phy.ops)); + if (pci_is_thunderbolt_attached(pdev)) + msleep(600); + /* Initialize skew-specific constants */ err = ei->get_invariants(hw); if (err) -- 2.30.2
WARNING: multiple messages have this Message-ID (diff)
From: Aaron Ma <aaron.ma@canonical.com> To: intel-wired-lan@osuosl.org Subject: [Intel-wired-lan] [PATCH 2/2] igc: wait for the MAC copy when enabled MAC passthrough Date: Fri, 2 Jul 2021 12:51:20 +0800 [thread overview] Message-ID: <20210702045120.22855-2-aaron.ma@canonical.com> (raw) In-Reply-To: <20210702045120.22855-1-aaron.ma@canonical.com> Such as dock hot plug event when runtime, for hardware implementation, the MAC copy takes less than one second when BIOS enabled MAC passthrough. After test on Lenovo TBT4 dock, 600ms is enough to update the MAC address. Otherwise ethernet fails to work. Signed-off-by: Aaron Ma <aaron.ma@canonical.com> --- drivers/net/ethernet/intel/igc/igc_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 606b72cb6193..c8bc5f089255 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -5468,6 +5468,9 @@ static int igc_probe(struct pci_dev *pdev, memcpy(&hw->mac.ops, ei->mac_ops, sizeof(hw->mac.ops)); memcpy(&hw->phy.ops, ei->phy_ops, sizeof(hw->phy.ops)); + if (pci_is_thunderbolt_attached(pdev)) + msleep(600); + /* Initialize skew-specific constants */ err = ei->get_invariants(hw); if (err) -- 2.30.2
next prev parent reply other threads:[~2021-07-02 4:51 UTC|newest] Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-02 4:51 [PATCH 1/2] igc: don't rd/wr iomem when PCI is removed Aaron Ma 2021-07-02 4:51 ` [Intel-wired-lan] " Aaron Ma 2021-07-02 4:51 ` Aaron Ma [this message] 2021-07-02 4:51 ` [Intel-wired-lan] [PATCH 2/2] igc: wait for the MAC copy when enabled MAC passthrough Aaron Ma 2021-07-04 5:36 ` Neftin, Sasha 2021-07-04 5:36 ` Neftin, Sasha 2021-07-05 7:38 ` Aaron Ma 2021-07-05 7:38 ` Aaron Ma 2021-07-05 11:54 ` Neftin, Sasha 2021-07-05 11:54 ` Neftin, Sasha 2021-07-06 6:46 ` Aaron Ma 2021-07-06 6:46 ` Aaron Ma 2021-07-08 4:24 ` Neftin, Sasha 2021-07-08 4:24 ` Neftin, Sasha 2021-07-13 13:45 ` Aaron Ma 2021-07-13 13:45 ` Aaron Ma 2021-07-14 9:13 ` Ruinskiy, Dima 2021-07-14 9:13 ` Ruinskiy, Dima 2021-07-04 14:28 ` [PATCH 1/2] igc: don't rd/wr iomem when PCI is removed Pali Rohár 2021-07-04 14:28 ` [Intel-wired-lan] " Pali =?unknown-8bit?q?Roh=C3=A1r?= 2021-07-05 7:23 ` Aaron Ma 2021-07-05 7:23 ` [Intel-wired-lan] " Aaron Ma 2021-07-05 23:02 ` Krzysztof Wilczyński 2021-07-05 23:02 ` [Intel-wired-lan] " Krzysztof =?unknown-8bit?q?Wilczy=C5=84ski?= 2021-07-06 14:23 ` Pali Rohár 2021-07-06 14:23 ` [Intel-wired-lan] " Pali =?unknown-8bit?q?Roh=C3=A1r?= 2021-07-05 7:47 ` Dave Airlie 2021-07-05 7:47 ` [Intel-wired-lan] " Dave Airlie 2021-07-06 6:42 ` Aaron Ma 2021-07-06 6:42 ` [Intel-wired-lan] " Aaron Ma 2021-07-06 20:12 ` Bjorn Helgaas 2021-07-06 20:12 ` [Intel-wired-lan] " Bjorn Helgaas 2021-07-07 21:53 ` Pali Rohár 2021-07-07 21:53 ` [Intel-wired-lan] " Pali =?unknown-8bit?q?Roh=C3=A1r?= 2021-07-07 22:10 ` Bjorn Helgaas 2021-07-07 22:10 ` [Intel-wired-lan] " Bjorn Helgaas 2021-07-08 2:04 ` Oliver O'Halloran 2021-07-08 2:04 ` [Intel-wired-lan] " Oliver O'Halloran 2021-07-08 15:45 ` Bjorn Helgaas 2021-07-08 15:45 ` [Intel-wired-lan] " Bjorn Helgaas 2021-07-18 16:31 ` Oliver O'Halloran 2021-07-18 16:31 ` [Intel-wired-lan] " Oliver O'Halloran 2021-07-18 22:50 ` Pali Rohár 2021-07-18 22:50 ` [Intel-wired-lan] " Pali =?unknown-8bit?q?Roh=C3=A1r?= 2021-07-19 2:49 ` Oliver O'Halloran 2021-07-19 2:49 ` [Intel-wired-lan] " Oliver O'Halloran 2021-07-19 8:13 ` Pali Rohár 2021-07-19 8:13 ` [Intel-wired-lan] " Pali =?unknown-8bit?q?Roh=C3=A1r?= 2021-07-20 0:17 ` Bjorn Helgaas 2021-07-20 0:17 ` [Intel-wired-lan] " Bjorn Helgaas 2021-07-13 13:00 ` [PATCH v2] igc: fix page fault when thunderbolt is unplugged Aaron Ma 2021-07-13 13:00 ` [Intel-wired-lan] " Aaron Ma 2021-08-04 12:06 ` Fuxbrumer, Dvora 2021-08-04 12:06 ` Fuxbrumer, Dvora
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