Re: ath9k_htc - Division by zero in kernel (as well as firmware panic)

I finally got around to applying your patch, building the toolchain (based on master source (gcc8)), but alas while there is no firmware panic in the log, wifi drops off the face of the planet (ssid disappears and hostapd doesn't know wifi failed (nothing in the log either)). On Wed, Jun 7, 2017

Re: ath9k_htc - Division by zero in kernel (as well as firmware panic)

Yeah, this is basically mostly copy-pasted from the sboot code, would need some cleaning up. I've been playing more a little with other bits of the hardware, writing some test fw from scratch, mostly without using the builtin rom (except for interrupts). Oleksij Rempel wrote: > Am 08.06.2017 um

Re: ath9k_htc - Division by zero in kernel (as well as firmware panic)

Am 08.06.2017 um 00:39 schrieb Tobias Diedrich: > Oleksij Rempel wrote: >> Am 07.06.2017 um 02:12 schrieb Tobias Diedrich: >>> Oleksij Rempel wrote: Yes, this is "normal" problem. The firmware has no error handler for PCI bus related exceptions. So if we filed to read PCI bus first time,

Re: ath9k_htc - Division by zero in kernel (as well as firmware panic)

Oleksij Rempel wrote: > Am 07.06.2017 um 02:12 schrieb Tobias Diedrich: > > Oleksij Rempel wrote: > >> Yes, this is "normal" problem. The firmware has no error handler for PCI > >> bus related exceptions. So if we filed to read PCI bus first time, we > >> have choice to Ooops and stall or Ooops

Re: ath9k_htc - Division by zero in kernel (as well as firmware panic)

Am 07.06.2017 um 02:12 schrieb Tobias Diedrich: > Oleksij Rempel wrote: >> Yes, this is "normal" problem. The firmware has no error handler for PCI >> bus related exceptions. So if we filed to read PCI bus first time, we >> have choice to Ooops and stall or Ooops and reboot ASAP. So we reboot >>

Re: ath9k_htc - Division by zero in kernel (as well as firmware panic)

Oleksij Rempel wrote: > Yes, this is "normal" problem. The firmware has no error handler for PCI > bus related exceptions. So if we filed to read PCI bus first time, we > have choice to Ooops and stall or Ooops and reboot ASAP. So we reboot > and provide an kernel "firmware panic!" message. >

Re: ath9k_htc - Division by zero in kernel (as well as firmware panic)

On Sat, Jun 3, 2017 at 2:57 AM, Oleksij Rempel wrote: > Hm... this function and file: > linux/drivers/net/wireless/ath/ath9k/common-beacon.c > didn't changed since 2015. So, it should be some thing different. > Can you run > git bisect to find exact patch caused this

Re: ath9k_htc - Division by zero in kernel (as well as firmware panic)

Hi, Am 03.06.2017 um 00:02 schrieb Nathan Royce: > ODroid XU4 > > $ uname -a > Linux computer 4.12.0-rc3-dirty #1 SMP Wed May 31 15:02:05 CDT 2017 > armv7l GNU/Linux > > $ lsusb > ... > Bus 001 Device 002: ID 2109:2813 VIA Labs, Inc. > Bus 001 Device 010: ID 0cf3:7015 Qualcomm Atheros