after moving to new kernel 4.2.0 trying to solve the problem in bug #1474898 my wifi using Ralink RT3290 is very unstable, the wifi signal looks very poor, the wifi connections stops and sometimes I can restrart with enable wifi, sometimes I can restart it only rebooting.
corrado@corrado-wily:~$ uname -a Linux corrado-wily 4.2.0-040200rc2-generic #201507121935 SMP Sun Jul 12 23:36:39 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux some lines from: sudo lspci -v 09:00.0 Network controller: Ralink corp. RT3290 Wireless 802.11n 1T/1R PCIe Subsystem: Hewlett-Packard Company Ralink RT3290LE 802.11bgn 1x1 Wi-Fi and Bluetooth 4.0 Combo Adapter Flags: bus master, fast devsel, latency 0, IRQ 16 Memory at b2510000 (32-bit, non-prefetchable) [size=64K] Capabilities: [40] Power Management version 3 Capabilities: [50] MSI: Enable- Count=1/32 Maskable- 64bit+ Capabilities: [70] Express Endpoint, MSI 00 Capabilities: [100] Advanced Error Reporting Capabilities: [140] Device Serial Number 00-00-5d-03-82-b8-d1-ac Kernel driver in use: rt2800pci -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-firmware in Ubuntu. https://bugs.launchpad.net/bugs/1049466 Title: Need support of Ralink RT3290 wifi support Status in Linux: New Status in linux package in Ubuntu: Confirmed Status in linux-firmware package in Ubuntu: Fix Released Status in linux source package in Precise: Invalid Status in linux-firmware source package in Precise: Fix Released Status in linux source package in Quantal: Invalid Status in linux-firmware source package in Quantal: Won't Fix Status in linux source package in Raring: Fix Released Status in linux-firmware source package in Raring: Fix Released Status in linux package in Baltix: Opinion Status in linux package in Gentoo Linux: New Bug description: RT3290 wifi chip is becoming common on consumer notebooks. Its support starts from 3.6 so support on 12.10 may need lbm-cw. commit a89534edaaa7008992b878680490e9b02a665563 Author: Woody Hung <woody.h...@mediatek.com> Date: Wed Jun 13 15:01:16 2012 +0800 rt2x00 : RT3290 chip support v4 This patch support the new chipset rt3290 wifi implementation in rt2x00. It initailize the related mac, bbp and rf register in startup phase. And this patch modify the efuse read/write method for the different efuse data offset of rt3290. Signed-off-by: Woody Hung <woody.h...@mediatek.com> Signed-off-by: John W. Linville <linvi...@tuxdriver.com> To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1049466/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp