[Kernel-packages] [Bug 1790861] Re: amdgpu.dc dual monitor issues when trying to sleep / power off the monitors

I've filed a bug report. (https://bugs.freedesktop.org/show_bug.cgi?id=109246) ** Bug watch added: freedesktop.org Bugzilla #109246 https://bugs.freedesktop.org/show_bug.cgi?id=109246 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to lin

[Kernel-packages] [Bug 1790861] Re: amdgpu.dc dual monitor issues when trying to sleep / power off the monitors

I've since tested Linux v5.0-rc1 (https://kernel.ubuntu.com/~kernel- ppa/mainline/v5.0-rc1/) and the issue still hasn't been fixed. -- 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/1790861 T

[Kernel-packages] [Bug 1790861] Re: amdgpu.dc dual monitor issues when trying to sleep / power off the monitors

I'm using an RX 480 and also have the same problem on kernels 4.18 and 4.20 (tested using 4.20.0-042000 from https://kernel.ubuntu.com/~kernel- ppa/mainline/v4.20/). Adding "amdgpu.dc=0" to GRUB fixes the problem in both cases. -- You received this bug notification because you are a member of Ker