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| author | Rafał Miłecki <rafal@milecki.pl> | 2016-11-07 14:29:57 +0100 |
|---|---|---|
| committer | Rafał Miłecki <rafal@milecki.pl> | 2016-11-07 14:30:32 +0100 |
| commit | 4fae9db765f8af24c5b9d62801864ca0f386b0b5 (patch) | |
| tree | 9a4db52177e49c97c1bdf43aae63c530bdc3cde5 /target/linux/generic/patches-4.4/077-0003-net-bgmac-Fix-errant-feature-flag-check.patch | |
| parent | 578f7b9c597b0ea9bcf0726cc681713c0672edfe (diff) | |
| download | upstream-4fae9db765f8af24c5b9d62801864ca0f386b0b5.tar.gz upstream-4fae9db765f8af24c5b9d62801864ca0f386b0b5.tar.bz2 upstream-4fae9db765f8af24c5b9d62801864ca0f386b0b5.zip | |
kernel: fix bgmac regression causing BCM47186B0 SoC hangs
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Diffstat (limited to 'target/linux/generic/patches-4.4/077-0003-net-bgmac-Fix-errant-feature-flag-check.patch')
| -rw-r--r-- | target/linux/generic/patches-4.4/077-0003-net-bgmac-Fix-errant-feature-flag-check.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.4/077-0003-net-bgmac-Fix-errant-feature-flag-check.patch b/target/linux/generic/patches-4.4/077-0003-net-bgmac-Fix-errant-feature-flag-check.patch new file mode 100644 index 0000000000..68c885b86b --- /dev/null +++ b/target/linux/generic/patches-4.4/077-0003-net-bgmac-Fix-errant-feature-flag-check.patch @@ -0,0 +1,33 @@ +From 4af1474e6198b10fee7bb20e81f7e033ad1b586c Mon Sep 17 00:00:00 2001 +From: Jon Mason <jon.mason@broadcom.com> +Date: Wed, 5 Oct 2016 15:36:49 -0400 +Subject: [PATCH] net: bgmac: Fix errant feature flag check +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +During the conversion to the feature flags, a check against +ci->id != BCMA_CHIP_ID_BCM47162 +became +bgmac->feature_flags & BGMAC_FEAT_CLKCTLS +instead of +!(bgmac->feature_flags & BGMAC_FEAT_CLKCTLS) + +Reported-by: Rafał Miłecki <zajec5@gmail.com> +Signed-off-by: Jon Mason <jon.mason@broadcom.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + drivers/net/ethernet/broadcom/bgmac.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/net/ethernet/broadcom/bgmac.c ++++ b/drivers/net/ethernet/broadcom/bgmac.c +@@ -1046,7 +1046,7 @@ static void bgmac_enable(struct bgmac *b + + mode = (bgmac_read(bgmac, BGMAC_DEV_STATUS) & BGMAC_DS_MM_MASK) >> + BGMAC_DS_MM_SHIFT; +- if (bgmac->feature_flags & BGMAC_FEAT_CLKCTLST || mode != 0) ++ if (!(bgmac->feature_flags & BGMAC_FEAT_CLKCTLST) || mode != 0) + bgmac_set(bgmac, BCMA_CLKCTLST, BCMA_CLKCTLST_FORCEHT); + if (bgmac->feature_flags & BGMAC_FEAT_CLKCTLST && mode == 2) + bgmac_cco_ctl_maskset(bgmac, 1, ~0, |