public inbox for stable@vger.kernel.org
 help / color / mirror / Atom feed
From: <gregkh@linuxfoundation.org>
To: zajec5@gmail.com, amit.pundir@linaro.org, davem@davemloft.net,
	gregkh@linuxfoundation.org, nbd@openwrt.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "bgmac: reset & enable Ethernet core before using it" has been added to the 4.4-stable tree
Date: Fri, 07 Jul 2017 11:10:25 +0200	[thread overview]
Message-ID: <149941862528231@kroah.com> (raw)


This is a note to let you know that I've just added the patch titled

    bgmac: reset & enable Ethernet core before using it

to the 4.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     bgmac-reset-enable-ethernet-core-before-using-it.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From b4dfd8e92956b396d3438212bc9a0be6267b8b34 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Tue, 12 Apr 2016 13:30:45 +0200
Subject: bgmac: reset & enable Ethernet core before using it
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

From: Rafał Miłecki <zajec5@gmail.com>

commit b4dfd8e92956b396d3438212bc9a0be6267b8b34 upstream.

This fixes Ethernet on D-Link DIR-885L with BCM47094 SoC. Felix reported
similar fix was needed for his BCM4709 device (Buffalo WXR-1900DHP?).
I tested this for regressions on BCM4706, BCM4708A0 and BCM47081A0.

Cc: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/net/ethernet/broadcom/bgmac.c |    5 +++++
 1 file changed, 5 insertions(+)

--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -1583,6 +1583,11 @@ static int bgmac_probe(struct bcma_devic
 		dev_warn(&core->dev, "Using random MAC: %pM\n", mac);
 	}
 
+	/* This (reset &) enable is not preset in specs or reference driver but
+	 * Broadcom does it in arch PCI code when enabling fake PCI device.
+	 */
+	bcma_core_enable(core, 0);
+
 	/* Allocation and references */
 	net_dev = alloc_etherdev(sizeof(*bgmac));
 	if (!net_dev)


Patches currently in stable-queue which might be from zajec5@gmail.com are

queue-4.4/bgmac-reset-enable-ethernet-core-before-using-it.patch

                 reply	other threads:[~2017-07-07  9:10 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=149941862528231@kroah.com \
    --to=gregkh@linuxfoundation.org \
    --cc=amit.pundir@linaro.org \
    --cc=davem@davemloft.net \
    --cc=nbd@openwrt.org \
    --cc=stable-commits@vger.kernel.org \
    --cc=stable@vger.kernel.org \
    --cc=zajec5@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox