> On 10 Feb 2025, at 4:11 PM, Ard Biesheuvel <ardb@xxxxxxxxxx> wrote: > > Hi Aditya, > >> On Sun, 9 Feb 2025 at 17:13, Aditya Garg <gargaditya08@xxxxxxxx> wrote: >> Hi all > > Please don't top post. > >> I managed to get feedbacks regarding eGPUs on older non T2 MacBooks, and can confirm that apple-set-os is needed there as well. > > This is rather vague. Where did you get this feedback, and what > systems does it cover? > > Also, this is not about being able to switch to the integrated GPU to > drive the built-in panel, but for driving an external GPU connected to > a different screen altogether. AIUI, this has never worked on these > systems, right? So why is this important now, for 10 year old > Macbooks? > >> I was wondering if we can reach a conclusion for this case here. > > I'd prefer to address this in a different way: instead of fixing this > in the Linux kernel for the handful of systems that need this (and > that will upgrade to v6.15 or later to get this fix), why not use a > separate boot-time EFI app to call the protocol. That way, it works > with existing kernels too, and no changes are needed to Linux. Fair enough, let's close this thing then. Thanks Aditya > https://paste.debian.net/1349311/