SMF version is not exported in Dell S6100/Z9100 switches

[paavaanan]

Description

• For debugging purpose exported SMF version number for DellS6100/Z9100 platforms.
• sysfs varisble smf_version is not exported in Nov build.
• Below output is missing:

root@sonic:/home/admin/# cat /sys/devices/platform/SMF.512/hwmon/hwmon0/smf_version
16

• This happens only in November build. (master/march are not affected)

Steps to reproduce the issue:

1. Try sonic-broadcom.bin from November branch or sonic-broadcom.bin (build 59)
2. cat /sys/devices/platform/SMF.512/hwmon/hwmon1/smf_version

Describe the results you received:

root@sonic-z9100-02:/sys/devices/platform/SMF.512/hwmon/hwmon1# cat /sys/devices/platform/SMF.512/hwmon/hwmon1/smf_version
cat: /sys/devices/platform/SMF.512/hwmon/hwmon1/smf_version: No such file or directory

Describe the results you expected:

root@sonic:/home/admin/# cat /sys/devices/platform/SMF.512/hwmon/hwmon0/smf_version
16

Additional information you deem important (e.g. issue happens only occasionally):

**Output of `show version`:**

root@sonic-z9100-02:/sys/devices/platform/SMF.512/hwmon/hwmon1# show version
SONiC Software Version: SONiC.HEAD.59-f434b80
Distribution: Debian 9.9
Kernel: 4.9.0-8-amd64
Build commit: f434b80
Build date: Tue May 21 04:54:34 UTC 2019
Built by: johnar@jenkins-worker-7

Docker images:
REPOSITORY TAG IMAGE ID SIZE
docker-syncd-brcm HEAD.59-f434b80 109ca065975e 361MB
docker-syncd-brcm latest 109ca065975e 361MB
docker-orchagent-brcm HEAD.59-f434b80 457a28e1f396 286MB
docker-orchagent-brcm latest 457a28e1f396 286MB
docker-lldp-sv2 HEAD.59-f434b80 e1a678a1d3fa 274MB
docker-lldp-sv2 latest e1a678a1d3fa 274MB
docker-dhcp-relay HEAD.59-f434b80 539590339b35 256MB
docker-dhcp-relay latest 539590339b35 256MB
docker-database HEAD.59-f434b80 dccf21e74819 255MB
docker-database latest dccf21e74819 255MB
docker-snmp-sv2 HEAD.59-f434b80 260c9e930002 289MB
docker-snmp-sv2 latest 260c9e930002 289MB
docker-teamd HEAD.59-f434b80 cc5e7c3f797e 274MB
docker-teamd latest cc5e7c3f797e 274MB
docker-router-advertiser HEAD.59-f434b80 63c3a4453dcd 254MB
docker-router-advertiser latest 63c3a4453dcd 254MB
docker-platform-monitor HEAD.59-f434b80 88b5a8d8fb72 286MB
docker-platform-monitor latest 88b5a8d8fb72 286MB
docker-fpm-quagga HEAD.59-f434b80 1ebe455a8774 281MB
docker-fpm-quagga latest 1ebe455a8774 281MB

```
(paste your output here)
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**Attach debug file `sudo generate_dump`:**

```
(paste your output here)
```

[sridhar-ravindran]

Trying in 61 build

S6100

root@sonic:~# show version

SONiC Software Version: SONiC.HEAD.61-fbe55e9
Distribution: Debian 9.9
Kernel: 4.9.0-8-amd64
Build commit: fbe55e9
Build date: Fri May 31 11:39:21 UTC 2019
Built by: johnar@jenkins-worker-4

root@sonic:# cat /sys/devices/platform/SMF.512/hwmon/hwmon1/smf_firmware_ver
1.25
root@sonic:# cat /sys/devices/platform/SMF.512/hwmon/hwmon1/smf_version
16
root@sonic:~#

Z9100

root@sonic:/home/admin# show version

SONiC Software Version: SONiC.HEAD.61-fbe55e9
Distribution: Debian 9.9
Kernel: 4.9.0-8-amd64
Build commit: fbe55e9
Build date: Fri May 31 11:39:21 UTC 2019
Built by: johnar@jenkins-worker-4

Platform: x86_64-dell_z9100_c2538-r0
HwSKU: Force10-Z9100-C32
ASIC: broadcom
Serial Number: CN0KY5C4CES0079U0034
Uptime: 07:02:38 up 13:17, 1 user, load average: 0.15, 0.26, 0.17

cat /sys/devices/platform/SMF.512/hwmon/hwmon1/smf_firmware_ver
2.4
sonic:/home/admin# cat /sys/devices/platform/SMF.512/hwmon/hwmon1/smf_version
16
root@sonic:/home/admin#

This github issue can be closed**

[sridhar-ravindran]

Hi,
Code was merged only with build number 60. But this git issue was raised in 59.
It is working fine for 61.

https://sonic-jenkins.westus2.cloudapp.azure.com/job/broadcom/job/buildimage-brcm-201811/60/
Changes

1. [devices]: Dell Hwmon S6100/Z9100 SFM version export (Exported SMF firmware version for Dell S6100/Z9100 #2521) (detail / githubweb)
2. [devices]: Export reboot_reason sysfs attribute for DellEMC S6100/Z9100 (detail / githubweb)
3. [swss.sh] flush FDB table during cold start ([swss.sh] flush FDB table during cold start #2933) (detail / githubweb)
4. [devices]: Optics fixes in Dell Z9100/Z9264f platforms ([DELL]Optics related fixes in Dell Z9100/Z9264f platforms #2936) (detail / githubweb)
5. [monit] Set memory usage alert at 50% ([monit] Set memory usage alert at 50% #2939) (detail / githubweb)
6. [logrotate] Enhance robustness ([logrotate] Enhance robustness #2942) (detail / githubweb)
7. [mellanox]: fix wrong type of paramerter ([Mellanox] Fix wrong type of parameter in mlnx-sfpd notification #2950) (detail / githubweb)
8. [201811][utilities][swss] advance sub-module heads ([201811][utilities][swss] advance sub-module heads #2953) (detail / githubweb)

Please close the github issue.