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author | Rafał Miłecki <rafal@milecki.pl> | 2021-11-03 09:33:48 +0100 |
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committer | Rafał Miłecki <rafal@milecki.pl> | 2021-11-03 12:08:40 +0100 |
commit | e3a1e78cd85feb044a6b70cbb0ca787af52ae298 (patch) | |
tree | 367882c01a8bf663a3f7a7cdaac83a2f48277ebf /target/linux/bcm4908/patches-5.10/071-v5.12-0002-net-dsa-bcm_sf2-use-2-Gbps-IMP-port-link-on-BCM4908.patch | |
parent | b7bb176d1c1865b5cf443f72aae9b9c8999d0cd2 (diff) | |
download | upstream-e3a1e78cd85feb044a6b70cbb0ca787af52ae298.tar.gz upstream-e3a1e78cd85feb044a6b70cbb0ca787af52ae298.tar.bz2 upstream-e3a1e78cd85feb044a6b70cbb0ca787af52ae298.zip |
bcm4908: prepare kernel 5.10 support
It compiles but *doesn't* boot so it isn't enabled yet.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Diffstat (limited to 'target/linux/bcm4908/patches-5.10/071-v5.12-0002-net-dsa-bcm_sf2-use-2-Gbps-IMP-port-link-on-BCM4908.patch')
-rw-r--r-- | target/linux/bcm4908/patches-5.10/071-v5.12-0002-net-dsa-bcm_sf2-use-2-Gbps-IMP-port-link-on-BCM4908.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/bcm4908/patches-5.10/071-v5.12-0002-net-dsa-bcm_sf2-use-2-Gbps-IMP-port-link-on-BCM4908.patch b/target/linux/bcm4908/patches-5.10/071-v5.12-0002-net-dsa-bcm_sf2-use-2-Gbps-IMP-port-link-on-BCM4908.patch new file mode 100644 index 0000000000..7785e0c036 --- /dev/null +++ b/target/linux/bcm4908/patches-5.10/071-v5.12-0002-net-dsa-bcm_sf2-use-2-Gbps-IMP-port-link-on-BCM4908.patch @@ -0,0 +1,33 @@ +From 8373a0fe9c7160a55482effa8a3f725efd3f8434 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl> +Date: Wed, 10 Mar 2021 13:51:59 +0100 +Subject: [PATCH] net: dsa: bcm_sf2: use 2 Gbps IMP port link on BCM4908 +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +BCM4908 uses 2 Gbps link between switch and the Ethernet interface. +Without this BCM4908 devices were able to achieve only 2 x ~895 Mb/s. +This allows handling e.g. NAT traffic with 940 Mb/s. + +Signed-off-by: Rafał Miłecki <rafal@milecki.pl> +Acked-by: Florian Fainelli <f.fainelli@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + drivers/net/dsa/bcm_sf2.c | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +--- a/drivers/net/dsa/bcm_sf2.c ++++ b/drivers/net/dsa/bcm_sf2.c +@@ -114,7 +114,10 @@ static void bcm_sf2_imp_setup(struct dsa + /* Force link status for IMP port */ + reg = core_readl(priv, offset); + reg |= (MII_SW_OR | LINK_STS); +- reg &= ~GMII_SPEED_UP_2G; ++ if (priv->type == BCM4908_DEVICE_ID) ++ reg |= GMII_SPEED_UP_2G; ++ else ++ reg &= ~GMII_SPEED_UP_2G; + core_writel(priv, reg, offset); + + /* Enable Broadcast, Multicast, Unicast forwarding to IMP port */ |