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List:       linux-stable-commits
Subject:    Patch "stmmac: Correctly report PTP capabilities." has been added to the 4.3-stable tree
From:       <gregkh () linuxfoundation ! org>
Date:       2015-11-17 22:43:14
Message-ID: 144780019416276 () kroah ! com
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This is a note to let you know that I've just added the patch titled

    stmmac: Correctly report PTP capabilities.

to the 4.3-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:
     stmmac-correctly-report-ptp-capabilities.patch
and it can be found in the queue-4.3 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 foo@baz Tue Nov 17 14:33:46 PST 2015
From: Phil Reid <preid@electromag.com.au>
Date: Fri, 30 Oct 2015 16:43:55 +0800
Subject: stmmac: Correctly report PTP capabilities.

From: Phil Reid <preid@electromag.com.au>

[ Upstream commit e6dbe1eb2db0d7a14991c06278dd3030c45fb825 ]

priv->hwts_*_en indicate if timestamping is enabled/disabled at run
time. But  priv->dma_cap.time_stamp  and priv->dma_cap.atime_stamp
indicates HW is support for PTPv1/PTPv2.

Signed-off-by: Phil Reid <preid@electromag.com.au>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
@@ -721,10 +721,13 @@ static int stmmac_get_ts_info(struct net
 {
 	struct stmmac_priv *priv = netdev_priv(dev);
 
-	if ((priv->hwts_tx_en) && (priv->hwts_rx_en)) {
+	if ((priv->dma_cap.time_stamp || priv->dma_cap.atime_stamp)) {
 
-		info->so_timestamping = SOF_TIMESTAMPING_TX_HARDWARE |
+		info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
+					SOF_TIMESTAMPING_TX_HARDWARE |
+					SOF_TIMESTAMPING_RX_SOFTWARE |
 					SOF_TIMESTAMPING_RX_HARDWARE |
+					SOF_TIMESTAMPING_SOFTWARE |
 					SOF_TIMESTAMPING_RAW_HARDWARE;
 
 		if (priv->ptp_clock)


Patches currently in stable-queue which might be from preid@electromag.com.au are

queue-4.3/stmmac-correctly-report-ptp-capabilities.patch
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