From: Corcodel Marian <corcodel.marian@gmail.com>
To: netdev@vger.kernel.org
Cc: Corcodel Marian <corcodel.marian@gmail.com>
Subject: [PATCH, net-next] r8169: Disable some bits on pcie
Date: Thu, 20 Aug 2015 13:12:33 +0300 [thread overview]
Message-ID: <1440065553-15028-1-git-send-email-corcodel.marian@gmail.com> (raw)
Disable legacy interrupt on pci express interface use msi
disable some bits from pci express interface wich is not need on this nic.
Signed-off-by: Corcodel Marian <corcodel.marian@gmail.com>
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 6d16de3..b1fb54f 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -8164,6 +8164,13 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (!pci_is_pcie(pdev))
netif_info(tp, probe, dev, "not PCI Express\n");
+ if (pci_is_pcie(pdev))
+ pci_write_config_word(pdev, PCI_COMMAND, ~(PCI_COMMAND_FAST_BACK | PCI_COMMAND_WAIT |
+ PCI_COMMAND_VGA_PALETTE | PCI_COMMAND_INVALIDATE | PCI_COMMAND_SPECIAL));
+
+ if (pci_is_pcie(pdev))
+ pci_intx(pdev, 0);
+
/* Identify chip attached to board */
rtl8169_get_mac_version(tp, dev, cfg->default_ver);
--
2.1.4
next reply other threads:[~2015-08-20 10:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-20 10:12 Corcodel Marian [this message]
2015-08-20 12:57 ` [PATCH, net-next] r8169: Disable some bits on pcie Sergei Shtylyov
2015-08-20 13:29 ` Sergei Shtylyov
2015-08-20 13:44 ` Eric Dumazet
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