From mboxrd@z Thu Jan 1 00:00:00 1970 From: kaloz@openwrt.org (Imre Kaloz) Date: Tue, 18 Mar 2014 20:03:18 +0100 Subject: [PATCHv2] ARM: OMAP2+: Use pdata quirks for wl12xx on the AM335x EV-MSK In-Reply-To: <5326BB1B.8030900@visionsystems.de> References: <1393837376-25779-1-git-send-email-kaloz@openwrt.org> <5326BB1B.8030900@visionsystems.de> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Yegor, On Mon, 17 Mar 2014 10:06:35 +0100, Yegor Yefremov wrote: > I have some trouble with WLAN. If I make extensive scanning (just start NetworkManager and wait a minute or so) I get following errors over and over again: > > [ 717.608550] wlcore: Scan completed due to error. > [ 717.613422] ------------[ cut here ]------------ > [ 717.618405] WARNING: CPU: 0 PID: 940 at drivers/net/wireless/ti/wlcore/main.c:789 wl12xx_queue_recovery_work+0x60/0x6c() > [ 717.629832] Modules linked in: > [ 717.633055] CPU: 0 PID: 940 Comm: kworker/u2:2 Tainted: G W 3.14.0-rc4-12737-gefb78a0-dirty #214 > [ 717.643264] Workqueue: phy0 wl1271_scan_complete_work > [ 717.648649] [] (unwind_backtrace) from [] (show_stack+0x10/0x14) > [ 717.656762] [] (show_stack) from [] (dump_stack+0x7c/0x94) > [ 717.664372] [] (dump_stack) from [] (warn_slowpath_common+0x6c/0x90) > [ 717.672876] [] (warn_slowpath_common) from [] (warn_slowpath_null+0x1c/0x24) > [ 717.682110] [] (warn_slowpath_null) from [] (wl12xx_queue_recovery_work+0x60/0x6c) > [ 717.691889] [] (wl12xx_queue_recovery_work) from [] (wl1271_scan_complete_work+0xf8/0x108) > [ 717.702391] [] (wl1271_scan_complete_work) from [] (process_one_work+0x1ac/0x4c4) > [ 717.712110] [] (process_one_work) from [] (worker_thread+0x114/0x3b4) > [ 717.720707] [] (worker_thread) from [] (kthread+0xcc/0xe8) > [ 717.728306] [] (kthread) from [] (ret_from_fork+0x14/0x2c) > [ 717.735856] ---[ end trace f4d374bb2ca37664 ]--- > [ 717.743587] wlcore: Hardware recovery in progress. FW ver: Rev 6.3.10.0.133 > [ 717.752600] wlcore: pc: 0x0, hint_sts: 0x00000020 count: 6 > [ 717.759609] wlcore: down > [ 717.764108] ieee80211 phy0: Hardware restart was requested > [ 718.250930] wlcore: firmware booted (Rev 6.3.10.0.133) > > Have you experienced such behavior? With older firmwares, quite often. 6.3.10.0.133 sounds amazingly old, the latest is 8.8.0.0.13. What kernel are you on? Imre