Opened 8 years ago

Closed 8 years ago

#4459 closed defect (fixed)

frequency_to_channel() needs to include 5 GHz channels

Reported by: greenfeld Owned by: erikos
Priority: Urgent Milestone: Unspecified
Component: Sugar Version: 0.98.x
Severity: Critical Keywords: AU1B
Cc: JerryV Distribution/OS: OLPC
Bug Status: New

Description

frequency_to_channel() in src/jarabe/model/network.py needs to include a list of 5 GHz channels in addition to its' 2.4 GHz ones.

A list can be found at http://en.wikipedia.org/wiki/List_of_WLAN_channels

Seen in OLPC 13.1.0 os34.

Attachments (2)

4459.patch (2.9 KB) - added by erikos 8 years ago.
Based on nm_utils_wifi_freq_to_channel from NM add a table to support a band (5GHz)
4459_098.patch (2.9 KB) - added by erikos 8 years ago.
Patch against 0.98 (tested on 13.2.0)

Download all attachments as: .zip

Change History (8)

comment:1 Changed 8 years ago by JerryV

  • Bug Status changed from Unconfirmed to New
  • Cc JerryV added
  • Keywords Australia added
  • Priority changed from Unspecified by Maintainer to Urgent
  • Severity changed from Unspecified to Critical

We are using XO-4 with the newer 5Ghz cards with some schools are only offering 5Ghz APs

comment:2 Changed 8 years ago by godiard

  • Keywords AU1B added; Australia removed

comment:3 Changed 8 years ago by erikos

Looking at the 5GHz table I find it hard to know which of the channels are important to support. It is probably safe to get the tables from NetworkManager's util function. I will cook a patch for it.

Changed 8 years ago by erikos

Based on nm_utils_wifi_freq_to_channel from NM add a table to support a band (5GHz)

comment:4 Changed 8 years ago by erikos

Jerry (or anyone else with 5GHz infrastructure) can you test the patch attached?

Changed 8 years ago by erikos

Patch against 0.98 (tested on 13.2.0)

comment:5 Changed 8 years ago by godiard

Thanks erikos, will add to our rpms, and request test.

comment:6 Changed 8 years ago by walter

  • Resolution set to fixed
  • Status changed from new to closed

I tested this at the OLPC office. Seems to work well.

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