From: "Wang, Haiyue" <haiyue.wang@intel.com>
To: Stephen Douthit <stephend@silicom-usa.com>,
"Lu, Wenzhuo" <wenzhuo.lu@intel.com>,
Changchun Ouyang <changchun.ouyang@intel.com>,
"Zhang, Helin" <helin.zhang@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>, "Wang, Wen" <wenw@silicom-usa.com>,
"stable@dpdk.org" <stable@dpdk.org>
Subject: RE: [PATCH v2 3/7] net/ixgbe: Check that SFF-8472 soft rate select is supported before write
Date: Mon, 20 Dec 2021 07:53:00 +0000 [thread overview]
Message-ID: <BYAPR11MB349569C90D97F3E3C6B89480F77B9@BYAPR11MB3495.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20211206221922.644187-4-stephend@silicom-usa.com>
> -----Original Message-----
> From: Stephen Douthit <stephend@silicom-usa.com>
> Sent: Tuesday, December 7, 2021 06:19
> To: Wang, Haiyue <haiyue.wang@intel.com>; Lu, Wenzhuo <wenzhuo.lu@intel.com>; Changchun Ouyang
> <changchun.ouyang@intel.com>; Zhang, Helin <helin.zhang@intel.com>
> Cc: dev@dpdk.org; Wen Wang <wenw@silicom-usa.com>; Stephen Douthit <stephend@silicom-usa.com>;
> stable@dpdk.org
> Subject: [PATCH v2 3/7] net/ixgbe: Check that SFF-8472 soft rate select is supported before write
>
> Make sure an SFP is really a SFF-8472 device that supports the optional
> soft rate select feature before just blindly poking those I2C registers.
>
> Skip all I2C traffic if we know there's no SFP.
>
> Fixes: f3430431aba ("ixgbe/base: add SFP+ dual-speed support")
> Cc: stable@dpdk.org
>
> Signed-off-by: Stephen Douthit <stephend@silicom-usa.com>
> ---
> /* Set RS0 */
> status = hw->phy.ops.read_i2c_byte(hw, IXGBE_SFF_SFF_8472_OSCB,
> IXGBE_I2C_EEPROM_DEV_ADDR2,
> diff --git a/drivers/net/ixgbe/base/ixgbe_phy.h b/drivers/net/ixgbe/base/ixgbe_phy.h
> index ceefbb3e68..cd57ce040f 100644
> --- a/drivers/net/ixgbe/base/ixgbe_phy.h
> +++ b/drivers/net/ixgbe/base/ixgbe_phy.h
> @@ -21,6 +21,7 @@
> #define IXGBE_SFF_CABLE_TECHNOLOGY 0x8
> #define IXGBE_SFF_CABLE_SPEC_COMP 0x3C
> #define IXGBE_SFF_SFF_8472_SWAP 0x5C
> +#define IXGBE_SFF_SFF_8472_EOPT 0x5D
Looks like this is YOUR platform specific, then this patchset can't be
merged. : - (
> #define IXGBE_SFF_SFF_8472_COMP 0x5E
> #define IXGBE_SFF_SFF_8472_OSCB 0x6E
> #define IXGBE_SFF_SFF_8472_ESCB 0x76
> @@ -48,6 +49,8 @@
> #define IXGBE_SFF_SOFT_RS_SELECT_10G 0x8
> --
> 2.31.1
next prev parent reply other threads:[~2021-12-20 7:53 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-06 22:19 [PATCH v2 0/7] ixgbe SFP handling fixes Stephen Douthit
2021-12-06 22:19 ` [PATCH v2 1/7] net/ixgbe: Fix ixgbe_is_sfp() to return valid result for X550EM_a devs Stephen Douthit
2021-12-20 7:45 ` Wang, Haiyue
2021-12-20 21:32 ` Stephen Douthit
2021-12-06 22:19 ` [PATCH v2 2/7] net/ixgbe: Add ixgbe_check_sfp_cage() for testing state of PRSNT# signal Stephen Douthit
2021-12-06 22:19 ` [PATCH v2 3/7] net/ixgbe: Check that SFF-8472 soft rate select is supported before write Stephen Douthit
2021-12-20 7:53 ` Wang, Haiyue [this message]
2021-12-20 21:32 ` Stephen Douthit
2021-12-21 1:15 ` Wang, Haiyue
2021-12-21 8:57 ` Morten Brørup
2021-12-22 1:24 ` Wang, Haiyue
2021-12-22 10:43 ` Morten Brørup
2021-12-22 16:03 ` Wang, Haiyue
2021-12-22 19:13 ` Morten Brørup
2021-12-22 21:44 ` Stephen Douthit
2021-12-23 0:55 ` Wang, Haiyue
2022-01-18 21:06 ` Stephen Douthit
2022-01-19 0:31 ` Wang, Haiyue
2022-02-07 16:04 ` Ferruh Yigit
2022-02-08 13:50 ` Jeff Daly
2022-02-08 14:52 ` Ferruh Yigit
2022-02-09 4:00 ` Wang, Haiyue
2022-02-09 13:33 ` Ferruh Yigit
2022-02-09 13:43 ` Wang, Haiyue
2021-12-21 14:05 ` Stephen Douthit
2021-12-06 22:19 ` [PATCH v2 4/7] net/ixgbe: Run 82599 link status workaround only on affected devices Stephen Douthit
2021-12-06 22:19 ` [PATCH v2 5/7] net/ixgbe: Fix SFP detection and linking on hotplug Stephen Douthit
2022-02-07 16:07 ` Ferruh Yigit
2021-12-06 22:19 ` [PATCH v2 6/7] net/ixgbe: Retry SFP ID read field to handle misbehaving SFPs Stephen Douthit
2021-12-06 22:19 ` [PATCH v2 7/7] net/ixgbe: Treat 1G Cu SFPs as 1G SX on the X550 devices Stephen Douthit
2021-12-17 9:29 ` [PATCH v2 0/7] ixgbe SFP handling fixes Thomas Monjalon
2022-02-24 15:23 ` [PATCH v3 0/3] " Jeff Daly
2022-02-24 15:23 ` [PATCH v3 1/3] net/ixgbe: Fix ixgbe_is_sfp() to return valid result for X550EM_a devs Jeff Daly
2022-02-24 15:23 ` [PATCH v3 2/3] net/ixgbe: Limit SDP3 check of TX_DISABLE to appropriate devices Jeff Daly
2022-02-24 15:23 ` [PATCH v3 3/3] net/ixgbe: Fix SFP detection and linking on hotplug Jeff Daly
2022-02-25 1:56 ` Wang, Haiyue
2022-02-25 20:50 ` [PATCH v4 " Jeff Daly
2022-02-26 15:57 ` Ferruh Yigit
2022-02-28 15:29 ` [PATCH v4 0/3] ixgbe SFP handling fixes Jeff Daly
2022-02-28 15:29 ` [PATCH v4 1/3] net/ixgbe: Fix ixgbe_is_sfp() to return valid result for X550EM_a devs Jeff Daly
2022-03-01 5:56 ` Wang, Haiyue
2022-03-01 11:18 ` Zhang, Qi Z
2022-03-06 17:56 ` Thomas Monjalon
2022-03-08 15:01 ` Jeff Daly
2022-02-28 15:29 ` [PATCH v4 2/3] net/ixgbe: Limit SDP3 check of TX_DISABLE to appropriate devices Jeff Daly
2022-02-28 15:29 ` [PATCH v4 3/3] net/ixgbe: Fix SFP detection and linking on hotplug Jeff Daly
2022-03-12 13:03 ` Jeff Daly
2022-03-10 12:35 ` [PATCH v4 0/3] ixgbe SFP handling fixes Zhang, Qi Z
2022-04-12 17:34 ` [PATCH v5 0/2] " Jeff Daly
2022-04-12 17:34 ` [PATCH v5 1/2] net/ixgbe: Limit SDP3 check of TX_DISABLE to appropriate devices Jeff Daly
2022-04-12 17:34 ` [PATCH v5 2/2] net/ixgbe: Fix SFP detection and linking on hotplug Jeff Daly
2022-04-12 17:42 ` [PATCH v6 0/2] ixgbe SFP handling fixes Jeff Daly
2022-04-12 17:42 ` [PATCH v6 1/2] net/ixgbe: Limit SDP3 check of TX_DISABLE to appropriate devices Jeff Daly
2022-04-13 1:21 ` Wang, Haiyue
2022-04-13 15:32 ` Jeff Daly
2022-04-14 1:56 ` Wang, Haiyue
2022-04-12 17:42 ` [PATCH v6 2/2] net/ixgbe: Fix SFP detection and linking on hotplug Jeff Daly
2022-04-13 2:46 ` Wang, Haiyue
2022-04-13 6:57 ` Morten Brørup
2022-04-13 7:01 ` Wang, Haiyue
2022-04-13 7:19 ` Morten Brørup
2022-04-13 11:49 ` Wang, Haiyue
2022-04-13 12:54 ` Morten Brørup
2022-04-13 15:23 ` Jeff Daly
2022-04-14 10:49 ` Jeff Daly
2022-04-14 11:08 ` Jeff Daly
2022-04-14 2:49 ` Wang, Haiyue
2022-04-14 2:59 ` Wang, Haiyue
2022-04-14 10:40 ` Jeff Daly
2022-04-14 12:11 ` Wang, Haiyue
2022-04-18 21:54 ` Jeff Daly
2022-04-19 2:05 ` Wang, Haiyue
2022-04-19 17:33 ` Jeff Daly
2022-04-20 1:09 ` Wang, Haiyue
2022-04-21 17:31 ` Jeff Daly
2022-04-22 2:11 ` Wang, Haiyue
2022-05-12 1:26 ` Zhang, Qi Z
2022-05-25 16:55 ` Jeff Daly
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=BYAPR11MB349569C90D97F3E3C6B89480F77B9@BYAPR11MB3495.namprd11.prod.outlook.com \
--to=haiyue.wang@intel.com \
--cc=changchun.ouyang@intel.com \
--cc=dev@dpdk.org \
--cc=helin.zhang@intel.com \
--cc=stable@dpdk.org \
--cc=stephend@silicom-usa.com \
--cc=wenw@silicom-usa.com \
--cc=wenzhuo.lu@intel.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;
as well as URLs for NNTP newsgroup(s).