On 09.10.19 23:42, Florian Fainelli wrote: > On 10/9/19 2:33 PM, Stefan Wahren wrote: >> Hi Florian, >> >> Am 23.09.19 um 20:56 schrieb Florian Fainelli: >>> On 9/8/2019 8:44 AM, Stefan Wahren wrote: >>>> Since release of the new BCM2835 PM driver there has been several reports >>>> of V3D probing issues. This is caused by timeouts during powering-up the >>>> GRAFX PM domain: >>>> >>>> bcm2835-power: Timeout waiting for grafx power OK >>>> >>>> I was able to reproduce this reliable on my Raspberry Pi 3B+ after setting >>>> force_turbo=1 in the firmware configuration. Since there are no issues >>>> using the firmware PM driver with the same setup, there must be an issue >>>> in the BCM2835 PM driver. >>>> >>>> Unfortunately there hasn't been much progress in identifying the root cause >>>> since June (mostly in the lack of documentation), so i decided to switch >>>> back until the issue in the BCM2835 PM driver is fixed. >>>> >>>> Link: https://github.com/raspberrypi/linux/issues/3046 >>>> Fixes: e1dc2b2e1bef (" ARM: bcm283x: Switch V3D over to using the PM driver instead of firmware.") >>>> Cc: stable@xxxxxxxxxxxxxxx >>>> Signed-off-by: Stefan Wahren <wahrenst@xxxxxxx> >>> Applied to devicetree/fixes, thanks! >> i noticed that X hangs with recent Raspbian and Linux 5.4-rc2 after this >> revert has been applied. >> >> Is there a chance to drop the revert? > I have not sent anything yet as I wanted to get some testing done on > other platforms, so yes, I can definitively drop that particular changes > from devicetree/fixes and not send it for a 5.4-rc3 pull request. Does > that work for you? Yes, definitely Thanks Stefan _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
