From: Grygorii Strashko <grygorii.strashko@ti.com>
To: Florian Fainelli <f.fainelli@gmail.com>,
Kurt Kanzenbach <kurt@linutronix.de>,
Richard Cochran <richardcochran@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>,
Vivien Didelot <vivien.didelot@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>, Jiri Pirko <jiri@mellanox.com>,
Ido Schimmel <idosch@mellanox.com>,
Heiner Kallweit <hkallweit1@gmail.com>,
Russell King <linux@armlinux.org.uk>,
Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>,
Samuel Zou <zou_wei@huawei.com>, <netdev@vger.kernel.org>,
Petr Machata <petrm@mellanox.com>
Subject: Re: [PATCH v3 6/9] ethernet: ti: cpts: Use generic helper function
Date: Wed, 5 Aug 2020 21:52:48 +0300 [thread overview]
Message-ID: <96c57989-49bc-a0e7-2dae-e19e23be64b7@ti.com> (raw)
In-Reply-To: <81037828-42e0-e584-30dd-23052fa82ee9@gmail.com>
On 02/08/2020 23:22, Florian Fainelli wrote:
>
>
> On 7/30/2020 1:00 AM, Kurt Kanzenbach wrote:
>> In order to reduce code duplication between ptp drivers, generic helper
>> functions were introduced. Use them.
>>
>> Signed-off-by: Kurt Kanzenbach <kurt@linutronix.de>
>> ---
> [snip]
>> - if (unlikely(ptp_class & PTP_CLASS_V1))
>> - msgtype = data + offset + OFF_PTP_CONTROL;
>> - else
>> - msgtype = data + offset;
>> + msgtype = ptp_get_msgtype(hdr, ptp_class);
>> + seqid = be16_to_cpu(hdr->sequence_id);
>
> Same comment as patch 5 would probably apply here as well, with using
> ntohs():
>
> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
As reported in [1] this patch as is broke cpts and below diff on top restore it
[1] https://lore.kernel.org/netdev/20200805152503.GB9122@hoboy/T/#mcf2bd0322805e6706ee9fe4f10805e657fd0103e
--
Best regards,
grygorii
---------------
--- a/drivers/net/ethernet/ti/cpts.c
+++ b/drivers/net/ethernet/ti/cpts.c
@@ -509,6 +509,11 @@ void cpts_rx_timestamp(struct cpts *cpts, struct sk_buff *skb)
int ret;
u64 ns;
+ /* cpts_rx_timestamp() is called before eth_type_trans(), so
+ * skb MAC Hdr properties are not configured yet. Hence need to
+ * rest skb MAC header here
+ */
+ skb_reset_mac_header(skb);
ret = cpts_skb_get_mtype_seqid(skb, &skb_cb->skb_mtype_seqid);
if (!ret)
return;
next prev parent reply other threads:[~2020-08-05 19:11 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-30 8:00 [PATCH v3 0/9] ptp: Add generic helper functions Kurt Kanzenbach
2020-07-30 8:00 ` [PATCH v3 1/9] ptp: Add generic ptp v2 header parsing function Kurt Kanzenbach
2020-07-30 10:15 ` Petr Machata
2020-07-31 10:06 ` Kurt Kanzenbach
2020-08-04 20:56 ` Grygorii Strashko
2020-08-04 21:07 ` Russell King - ARM Linux admin
2020-08-04 21:34 ` Grygorii Strashko
2020-08-04 21:44 ` Russell King - ARM Linux admin
2020-08-04 22:04 ` Grygorii Strashko
2020-08-04 23:14 ` Russell King - ARM Linux admin
2020-08-05 9:29 ` Kurt Kanzenbach
2020-08-05 12:59 ` Grygorii Strashko
2020-08-05 13:57 ` Kurt Kanzenbach
2020-08-05 19:15 ` Grygorii Strashko
2020-08-06 7:56 ` Kurt Kanzenbach
2020-08-05 15:25 ` Richard Cochran
2020-08-02 15:13 ` Richard Cochran
2020-08-02 20:20 ` Florian Fainelli
2020-07-30 8:00 ` [PATCH v3 2/9] ptp: Add generic ptp message type function Kurt Kanzenbach
2020-08-02 15:18 ` Richard Cochran
2020-08-02 20:20 ` Florian Fainelli
2020-07-30 8:00 ` [PATCH v3 3/9] net: dsa: mv88e6xxx: Use generic helper function Kurt Kanzenbach
2020-08-02 15:18 ` Richard Cochran
2020-08-02 20:21 ` Florian Fainelli
2020-07-30 8:00 ` [PATCH v3 4/9] mlxsw: spectrum_ptp: " Kurt Kanzenbach
2020-07-30 10:20 ` Petr Machata
2020-08-02 20:21 ` Florian Fainelli
2020-07-30 8:00 ` [PATCH v3 5/9] ethernet: ti: am65-cpts: " Kurt Kanzenbach
2020-07-30 9:19 ` Grygorii Strashko
2020-07-30 9:36 ` Kurt Kanzenbach
2020-07-30 10:24 ` Arnd Bergmann
2020-07-31 11:48 ` Kurt Kanzenbach
2020-07-31 12:55 ` Grygorii Strashko
2020-07-31 13:10 ` Kurt Kanzenbach
2020-07-30 8:00 ` [PATCH v3 6/9] ethernet: ti: cpts: " Kurt Kanzenbach
2020-08-02 20:22 ` Florian Fainelli
2020-08-05 18:52 ` Grygorii Strashko [this message]
2020-07-30 8:00 ` [PATCH v3 7/9] net: phy: dp83640: " Kurt Kanzenbach
2020-08-02 20:23 ` Florian Fainelli
2020-08-02 22:54 ` Richard Cochran
2020-07-30 8:00 ` [PATCH v3 8/9] ptp: ptp_ines: " Kurt Kanzenbach
2020-08-02 20:23 ` Florian Fainelli
2020-07-30 8:00 ` [PATCH v3 9/9] ptp: Remove unused macro Kurt Kanzenbach
2020-08-02 20:24 ` Florian Fainelli
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