diff options
| author | Heiner Kallweit <hkallweit1@gmail.com> | 2021-01-09 23:01:18 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-04-21 13:00:59 +0200 |
| commit | 154fb9cb3e6fe9030b9336c07e132ab776919fc2 (patch) | |
| tree | e94e6aa35c47bf4c172c29e739046d8ac512070a /drivers | |
| parent | 7f64753835a78c7d2cc2932a5808ef3b7fd4c050 (diff) | |
r8169: tweak max read request size for newer chips also in jumbo mtu mode
[ Upstream commit 5e00e16cb98935bcf06f51931876d898c226f65c ]
So far we don't increase the max read request size if we switch to
jumbo mode before bringing up the interface for the first time.
Let's change this.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/realtek/r8169_main.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index d634da20b4f9..f981aa899c82 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -2378,13 +2378,14 @@ static void r8168b_1_hw_jumbo_disable(struct rtl8169_private *tp) static void rtl_jumbo_config(struct rtl8169_private *tp) { bool jumbo = tp->dev->mtu > ETH_DATA_LEN; + int readrq = 4096; rtl_unlock_config_regs(tp); switch (tp->mac_version) { case RTL_GIGA_MAC_VER_12: case RTL_GIGA_MAC_VER_17: if (jumbo) { - pcie_set_readrq(tp->pci_dev, 512); + readrq = 512; r8168b_1_hw_jumbo_enable(tp); } else { r8168b_1_hw_jumbo_disable(tp); @@ -2392,7 +2393,7 @@ static void rtl_jumbo_config(struct rtl8169_private *tp) break; case RTL_GIGA_MAC_VER_18 ... RTL_GIGA_MAC_VER_26: if (jumbo) { - pcie_set_readrq(tp->pci_dev, 512); + readrq = 512; r8168c_hw_jumbo_enable(tp); } else { r8168c_hw_jumbo_disable(tp); @@ -2417,8 +2418,8 @@ static void rtl_jumbo_config(struct rtl8169_private *tp) } rtl_lock_config_regs(tp); - if (!jumbo && pci_is_pcie(tp->pci_dev) && tp->supports_gmii) - pcie_set_readrq(tp->pci_dev, 4096); + if (pci_is_pcie(tp->pci_dev) && tp->supports_gmii) + pcie_set_readrq(tp->pci_dev, readrq); } DECLARE_RTL_COND(rtl_chipcmd_cond) |