** Patch added: "0004-ARM-dts-omap4-sdp-Fix-pin-muxing-for-wl12xx.patch" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1258174/+attachment/3923743/+files/0004-ARM-dts-omap4-sdp-Fix-pin-muxing-for-wl12xx.patch
** Description changed: SRU: Impact: wifi on the Pandaboard is not working after doing one "up/down cycle". This can either be a "ifconfig wlan0 up && ifconfig wlan0 down", or something else that triggers firmware booting inside wl12xx This is wlan output after a cold boot: wlcore: firmware booted (Rev 6.3.10.0.133) wlan0: authenticate with a0:f3:c1:46:2c:e4 wlan0: send auth to a0:f3:c1:46:2c:e4 (try 1/3) wlan0: authenticated wlan0: associate with a0:f3:c1:46:2c:e4 (try 1/3) wlan0: RX AssocResp from a0:f3:c1:46:2c:e4 (capab=0x431 status=0 aid=2) wlan0: associated cfg80211: Calling CRDA for country: DE cfg80211: Regulatory domain changed to country: DE cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) cfg80211: (2400000 KHz - 2483500 KHz @ 40000 KHz), (N/A, 2000 mBm) cfg80211: (5150000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm) cfg80211: (5250000 KHz - 5350000 KHz @ 40000 KHz), (N/A, 2000 mBm) cfg80211: (5470000 KHz - 5725000 KHz @ 40000 KHz), (N/A, 2698 mBm) cfg80211: (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm) wlcore: Association completed. while this is what happens after a warm reboot or after an ifdown/ifup cycle: wlcore: down wlcore: ERROR timeout waiting for the hardware to complete initialization wlcore: ERROR timeout waiting for the hardware to complete initialization wlcore: ERROR timeout waiting for the hardware to complete initialization wlcore: ERROR firmware boot failed despite 3 retries + Both S and T are affected, but: + + * patches 1 and 2 are a prerequisite and are required for S only (since T already has them) + * patches 3 and 4 are the real fix, and ATM are queued in tmlind's omap-for-v3.13/fixes-take4 (git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git) + Fix: apply the attached patches and recompile Test case: boot the patched kernel, check that wifi is on, reboot the board and check again that wifi availability -- -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1258174 Title: wl12xx borked after one up/down cycle Status in “linux” package in Ubuntu: New Bug description: SRU: Impact: wifi on the Pandaboard is not working after doing one "up/down cycle". This can either be a "ifconfig wlan0 up && ifconfig wlan0 down", or something else that triggers firmware booting inside wl12xx This is wlan output after a cold boot: wlcore: firmware booted (Rev 6.3.10.0.133) wlan0: authenticate with a0:f3:c1:46:2c:e4 wlan0: send auth to a0:f3:c1:46:2c:e4 (try 1/3) wlan0: authenticated wlan0: associate with a0:f3:c1:46:2c:e4 (try 1/3) wlan0: RX AssocResp from a0:f3:c1:46:2c:e4 (capab=0x431 status=0 aid=2) wlan0: associated cfg80211: Calling CRDA for country: DE cfg80211: Regulatory domain changed to country: DE cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) cfg80211: (2400000 KHz - 2483500 KHz @ 40000 KHz), (N/A, 2000 mBm) cfg80211: (5150000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm) cfg80211: (5250000 KHz - 5350000 KHz @ 40000 KHz), (N/A, 2000 mBm) cfg80211: (5470000 KHz - 5725000 KHz @ 40000 KHz), (N/A, 2698 mBm) cfg80211: (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm) wlcore: Association completed. while this is what happens after a warm reboot or after an ifdown/ifup cycle: wlcore: down wlcore: ERROR timeout waiting for the hardware to complete initialization wlcore: ERROR timeout waiting for the hardware to complete initialization wlcore: ERROR timeout waiting for the hardware to complete initialization wlcore: ERROR firmware boot failed despite 3 retries Both S and T are affected, but: * patches 1 and 2 are a prerequisite and are required for S only (since T already has them) * patches 3 and 4 are the real fix, and ATM are queued in tmlind's omap-for-v3.13/fixes-take4 (git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git) Fix: apply the attached patches and recompile Test case: boot the patched kernel, check that wifi is on, reboot the board and check again that wifi availability -- To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1258174/+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
