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Patch "stmmac: Correctly report PTP capabilities." has been added to the 4.1-stable tree

PATCH [email protected] 1 participant 1 message Nov 17, 2015

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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 4.1-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-4.1 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From foo@baz Tue Nov 17 14:35:45 PST 2015

From: Phil Reid <[email protected]>
Date: Fri, 30 Oct 2015 16:43:55 +0800
Subject: stmmac: Correctly report PTP capabilities.

From: Phil Reid <[email protected]>

[ 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.

---
 drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c +5 -2
@@ -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 [email protected] are

queue-4.1/stmmac-correctly-report-ptp-capabilities.patch