On Mon, Oct 19, 2020 at 8:53 PM Josh Fuhs <Joshua.Fuhs@xxxxx> wrote: > > Thanks. I tried 5.9.1 and I think there's still a problem, or at least something different. > > Using the same configuration script, I noticed that my cards are running a lot hotter. For example, here's total power consumption of a two-card system with two different kernels: > > 5.8.14: 460W > 5.9.1: 560+W > > Memory and system clocks are initially set the same on all cards in all cases. Can you bisect? Alex > > Josh > > > ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐ > On Monday, October 19, 2020 2:22 PM, Alex Deucher <alexdeucher@xxxxxxxxx> wrote: > > > On Sun, Oct 18, 2020 at 4:32 PM Josh Fuhs Joshua.Fuhs@xxxxx wrote: > > > > > Hello all, > > > Regarding amdgpu, I've been using some Radeon 5700XTs for compute work with kernels through 5.8.14. I recently tried kernel 5.9.0, and found that the following is no longer allowed: > > > echo "m 1 200" | sudo tee /sys/class/drm/card0/device/pp_od_clk_voltage > > > Is this an expected change? If so, where should I look for documentation regarding how to manually configure these cards with this kernel. Note, I've had this working with 5.8 kernels for months. > > > > It was a bug. Fixed in 5.9.1. > > > > Alex > > _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
