From b5842aed82e0c9101e99ec4bcf5959b931e98989 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Sun, 11 Oct 2015 19:08:08 +0000 Subject: kernel: generic: add kernel 4.3 Signed-off-by: Hauke Mehrtens SVN-Revision: 47182 --- ...2-14-bgmac-reset-all-4-GMAC-cores-on-init.patch | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 target/linux/generic/patches-4.3/072-14-bgmac-reset-all-4-GMAC-cores-on-init.patch (limited to 'target/linux/generic/patches-4.3/072-14-bgmac-reset-all-4-GMAC-cores-on-init.patch') diff --git a/target/linux/generic/patches-4.3/072-14-bgmac-reset-all-4-GMAC-cores-on-init.patch b/target/linux/generic/patches-4.3/072-14-bgmac-reset-all-4-GMAC-cores-on-init.patch new file mode 100644 index 0000000000..4d6981e229 --- /dev/null +++ b/target/linux/generic/patches-4.3/072-14-bgmac-reset-all-4-GMAC-cores-on-init.patch @@ -0,0 +1,28 @@ +From: Felix Fietkau +Date: Mon, 13 Apr 2015 15:56:26 +0200 +Subject: [PATCH] bgmac: reset all 4 GMAC cores on init + +On a BCM4709 based device, I found that GMAC cores may be enabled at +probe time, but only become usable after a full reset. +Disable cores before re-enabling them to ensure that they are properly +reset. + +Signed-off-by: Felix Fietkau +--- + +--- a/drivers/net/ethernet/broadcom/bgmac.c ++++ b/drivers/net/ethernet/broadcom/bgmac.c +@@ -1641,8 +1641,11 @@ static int bgmac_probe(struct bcma_devic + ns_core = bcma_find_core_unit(core->bus, + BCMA_CORE_MAC_GBIT, + ns_gmac); +- if (ns_core && !bcma_core_is_enabled(ns_core)) +- bcma_core_enable(ns_core, 0); ++ if (!ns_core) ++ continue; ++ ++ bcma_core_disable(ns_core, 0); ++ bcma_core_enable(ns_core, 0); + } + } + -- cgit v1.2.3