Re: [PATCH v3 1/4] ethdev: add firmware information get

From: "Yang, Qiming" <qiming.yang@intel.com>
To: "Yigit, Ferruh" <ferruh.yigit@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"Horton, Remy" <remy.horton@intel.com>,
	Thomas Monjalon <thomas.monjalon@6wind.com>
Subject: Re: [PATCH v3 1/4] ethdev: add firmware information get
Date: Wed, 4 Jan 2017 03:33:23 +0000	[thread overview]
Message-ID: <F5DF4F0E3AFEF648ADC1C3C33AD4DBF16EDC998C@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <dd3cff72-0433-bfee-4dfa-9662025e5bee@intel.com>

Yes, in my opinion it is. And I use this name already exist in the share code from ND team.

-----Original Message-----
From: Yigit, Ferruh 
Sent: Tuesday, January 3, 2017 10:49 PM
To: Yang, Qiming <qiming.yang@intel.com>
Cc: dev@dpdk.org; Horton, Remy <remy.horton@intel.com>; Thomas Monjalon <thomas.monjalon@6wind.com>
Subject: Re: [PATCH v3 1/4] ethdev: add firmware information get

On 1/3/2017 9:05 AM, Yang, Qiming wrote:
> Hi, Ferruh
> Please see the question below. In my opinion, etrack_id is just a name used to define the ID of one NIC.
> In kernel version ethtool, it will print this ID in the line of firmware verison. 
> I know what is etrack_id mean, but I really don't know why this named etrack_id.

Hi Qiming,

I suggested the API based on fields you already used in your patch.

So, this API is to get FW version, is etrack_id something that defines (part of) firmware version?

Thanks,
ferruh

> Can you explain this question?
>  
> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com]
> Sent: Tuesday, January 3, 2017 4:40 PM
> To: Yang, Qiming <qiming.yang@intel.com>
> Subject: Re: [PATCH v3 1/4] ethdev: add firmware information get
> 
> Please reply below the question and on the mailing list.
> You'll have to explain why this name etrack_id.
> 
> 2017-01-03 03:28, Yang, Qiming:
>> Hi, Thomas
>> etrack_id is not a terminology, it's decided by me.
>> Which is store the unique number of the firmware.
>> firmware-version: 5.04 0x800024ca
>> 800024ca is the etrack_id of this NIC.
>>
>> -----Original Message-----
>> From: Thomas Monjalon [mailto:thomas.monjalon@6wind.com]
>> Sent: Monday, January 2, 2017 11:39 PM
>> To: Yang, Qiming <qiming.yang@intel.com>
>> Cc: dev@dpdk.org; Horton, Remy <remy.horton@intel.com>; Yigit, Ferruh 
>> <ferruh.yigit@intel.com>
>> Subject: Re: [PATCH v3 1/4] ethdev: add firmware information get
>>
>> 2016-12-27 20:30, Qiming Yang:
>>>  /**
>>> + * Retrieve the firmware version of a device.
>>> + *
>>> + * @param port_id
>>> + *   The port identifier of the device.
>>> + * @param fw_major
>>> + *   A array pointer to store the major firmware version of a device.
>>> + * @param fw_minor
>>> + *   A array pointer to store the minor firmware version of a device.
>>> + * @param fw_patch
>>> + *   A array pointer to store the firmware patch number of a device.
>>> + * @param etrack_id
>>> + *   A array pointer to store the nvm version of a device.
>>> + */
>>> +void rte_eth_dev_fw_info_get(uint8_t port_id, uint32_t *fw_major,
>>> +	uint32_t *fw_minor, uint32_t *fw_patch, uint32_t *etrack_id);
>>
>> I have a reserve about the naming etrack_id.
>> Please could you point to a document explaining this ID?
>> Is it known outside of Intel?
> 
> 