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author | Rafał Miłecki <rafal@milecki.pl> | 2021-01-13 11:01:13 +0100 |
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committer | Rafał Miłecki <rafal@milecki.pl> | 2021-01-13 11:28:41 +0100 |
commit | 7e4f055990cf1d84dc1ea512fc421b2f68b346e7 (patch) | |
tree | 79ef5b0a48661a6b8b02a3f28cf358a1f777ded4 /target/linux/bcm4908/patches-5.4/070-v5.10-0002-net-dsa-b53-Print-err-message-on-SW_RST-timeout.patch | |
parent | 56d64d8b5a47a2ce076661564c696445a5721338 (diff) | |
download | upstream-7e4f055990cf1d84dc1ea512fc421b2f68b346e7.tar.gz upstream-7e4f055990cf1d84dc1ea512fc421b2f68b346e7.tar.bz2 upstream-7e4f055990cf1d84dc1ea512fc421b2f68b346e7.zip |
bcm4908: backport BCM4908 integrated switch initial support
Upstream driver supports bridging ports. There is no support for
crossbar setup or CPU port(s) yet.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Diffstat (limited to 'target/linux/bcm4908/patches-5.4/070-v5.10-0002-net-dsa-b53-Print-err-message-on-SW_RST-timeout.patch')
-rw-r--r-- | target/linux/bcm4908/patches-5.4/070-v5.10-0002-net-dsa-b53-Print-err-message-on-SW_RST-timeout.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/target/linux/bcm4908/patches-5.4/070-v5.10-0002-net-dsa-b53-Print-err-message-on-SW_RST-timeout.patch b/target/linux/bcm4908/patches-5.4/070-v5.10-0002-net-dsa-b53-Print-err-message-on-SW_RST-timeout.patch new file mode 100644 index 0000000000..ab00e58c0f --- /dev/null +++ b/target/linux/bcm4908/patches-5.4/070-v5.10-0002-net-dsa-b53-Print-err-message-on-SW_RST-timeout.patch @@ -0,0 +1,30 @@ +From 434d2312cd8057aa6972f2b39aa0b359d02af9f4 Mon Sep 17 00:00:00 2001 +From: Paul Barker <pbarker@konsulko.com> +Date: Thu, 3 Sep 2020 12:26:21 +0100 +Subject: [PATCH] net: dsa: b53: Print err message on SW_RST timeout + +This allows us to differentiate between the possible failure modes of +b53_switch_reset() by looking at the dmesg output. + +Signed-off-by: Paul Barker <pbarker@konsulko.com> +Acked-by: Florian Fainelli <f.fainelli@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + drivers/net/dsa/b53/b53_common.c | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +--- a/drivers/net/dsa/b53/b53_common.c ++++ b/drivers/net/dsa/b53/b53_common.c +@@ -740,8 +740,11 @@ static int b53_switch_reset(struct b53_d + usleep_range(1000, 2000); + } while (timeout-- > 0); + +- if (timeout == 0) ++ if (timeout == 0) { ++ dev_err(dev->dev, ++ "Timeout waiting for SW_RST to clear!\n"); + return -ETIMEDOUT; ++ } + } + + b53_read8(dev, B53_CTRL_PAGE, B53_SWITCH_MODE, &mgmt); |