On 2026. október 16., péntek 16:10:32 középső államokbeli zónaidő [email protected] wrote: > Hi Timur, > > A quick follow-up from the same MacPro6,1 with dual FirePro D700s. > I have now tested the fixes after they reached stock stable kernels: > > - Linux 6.18.57-1-lts: > both GPUs correctly transition from 300/150 MHz idle to 850/1370 MHz under > Vulkan compute load, then return to 300/150 MHz afterward. > > - Linux 7.2.10-arch1-1: > same result; both D700s reach 850/1370 MHz correctly under load. > > For comparison, Linux 7.2.9, before these stable backports, still kept both > GPUs at 300/150 MHz under the same type of compute workload. > > So I can confirm that the stable backports of: > drm/amd/pm/si: Check AMD_IS_MOBILITY flag for PPSMC_SYSTEMFLAG_GPIO_DC > drm/amd/pm/si: Fix updating clock limits on AC/DC > resolve the DPM issue on the dual FirePro D700 in the MacPro6,1. > > Thanks for the fixes. >
Hi Mikael, Thank you for testing. I'm happy to hear that the patches are working well for you! Best regards, Timur
