[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2021-01-10 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #21 from JerryD (jvdeli...@charter.net) --- Created attachment 294599 --> https://bugzilla.kernel.org/attachment.cgi?id=294599&action=edit dmesg from 5.10.5 kernel I bummped up to the 5.10.5 kernel. The laptop suspends on lid close

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2021-01-03 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #20 from John Shand (jshand2...@gmail.com) --- i am using the 5.10.3 kernel with the latest iso. I have installed it on my machine. i have no issues with the amdgpu driver at all -- You may reply to this email to add a comment. Yo

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2021-01-03 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 John Shand (jshand2...@gmail.com) changed: What|Removed |Added CC||jshand2...@gmail.com

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2021-01-01 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 JerryD (jvdeli...@charter.net) changed: What|Removed |Added CC||jvdeli...@charter.net --

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-22 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #17 from Coleman Kane (ck...@colemankane.org) --- Created attachment 292061 --> https://bugzilla.kernel.org/attachment.cgi?id=292061&action=edit Proposed patch (add amdgpu.dp_cll_status bool, default: on) Attaching a proposed patch

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-21 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #16 from Coleman Kane (ck...@colemankane.org) --- Pulling the call / reassignment of "status" added in that commit seems to revert the undesirable behavior, including in the latest "staging-testing" code that I've tested on. My hardwa

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-20 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #15 from Coleman Kane (ck...@colemankane.org) --- Spoke too soon - that addition to the linux command line merely makes it work intermittently. Sometimes I'll get the old behavior (max 1024x768), sometimes I'll get the correct behavior

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-20 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #14 from Coleman Kane (ck...@colemankane.org) --- So diving a bit further it looks like a contributor to this behavior might be my misbehaving video hardware. After some reading I did determine that I can add the following to my linux

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-20 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #13 from Coleman Kane (ck...@colemankane.org) --- Interestingly enough, the description of a problem attempting to be addressed with this fix sounds similar to behavior I experience with this system: Namely, the Radeon RX 580M connect

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-20 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #12 from Coleman Kane (ck...@colemankane.org) --- Ok I re-did the bisect and I think I found the actual commit that introduced the regression. I have confirmed this by generating a reverse-patch and then applying that to the latest sta

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-19 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #11 from Coleman Kane (ck...@colemankane.org) --- Ok scratch those last three messages - I must have mislabeled one of the bisect cycles, or some other screw up. I still narrowed my search space down, but it looks like the commit it fi

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-19 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #10 from Coleman Kane (ck...@colemankane.org) --- Trying to do that small change didn't seem to work, so I'm just going to try seeing if it will work if I just remove that whole commit from the newer staging-testing I've been working o

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-19 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #9 from Coleman Kane (ck...@colemankane.org) --- I'm going to venture a guess that if I were to reverse the following part of the change that it would likely "undo" the cause of the problem, but it doesn't really solve the problem. On

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-19 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #8 from Coleman Kane (ck...@colemankane.org) --- Update - below is the finding from git bisect: 471c1dd9546df81d259664ac3e2ab0e99169f755 is the first bad commit commit 471c1dd9546df81d259664ac3e2ab0e99169f755 Author: Reza Amini Date:

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-18 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #7 from Coleman Kane (ck...@colemankane.org) --- Thanks for the tip - I think I understand how this works now, so I will go through the cycles of bisecting and follow up with what it finds, or a patch if I think I'm able to address it

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-18 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #6 from Coleman Kane (ck...@colemankane.org) --- Thanks Alex - I have added the four attachments you requested. I haven't done a git bisect before, but I am very familiar with using git and understand the concept of a bisect, so I coul

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-18 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #5 from Coleman Kane (ck...@colemankane.org) --- Created attachment 292017 --> https://bugzilla.kernel.org/attachment.cgi?id=292017&action=edit Xorg log from failure case (same 5.9-next kernel) Xorg.log from trying to run Xorg under

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-18 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #4 from Coleman Kane (ck...@colemankane.org) --- Created attachment 292015 --> https://bugzilla.kernel.org/attachment.cgi?id=292015&action=edit Xorg.log from working case (Arch 5.8.1-1 kernel) Xorg from working case on Arch 5.8.1-1

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-18 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #3 from Coleman Kane (ck...@colemankane.org) --- Created attachment 292013 --> https://bugzilla.kernel.org/attachment.cgi?id=292013&action=edit dmesg on faliure case from linux-next.git as of 2020-08-18 00:00:00 (pending-fixes branch

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-18 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 --- Comment #2 from Coleman Kane (ck...@colemankane.org) --- Created attachment 292011 --> https://bugzilla.kernel.org/attachment.cgi?id=292011&action=edit Working dmesg from Arch "linux" kernel 5.8.1-1 Working dmesg from Arch "linux" kernel 5.

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-18 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 Alex Deucher (alexdeuc...@gmail.com) changed: What|Removed |Added CC||alexdeuc...@gmail.c

[Bug 208947] amdgpu DisplayPort won't recognize all display modes after 5.9 merges

2020-08-17 Thread bugzilla-daemon
https://bugzilla.kernel.org/show_bug.cgi?id=208947 Coleman Kane (ck...@colemankane.org) changed: What|Removed |Added Regression|No |Yes -- You are re