Re: [PATCH] x86/gpu: GLK uses the same GMS values as SKL

From: Ingo Molnar
Date: Wed Jan 25 2017 - 02:29:13 EST



* Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx> wrote:

> So don't forget to reserve its stolen memory bits.
>
> Cc: Ingo Molnar <mingo@xxxxxxxxxx>
> Cc: H. Peter Anvin <hpa@xxxxxxxxx>
> Cc: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@xxxxxxxxx>
> Cc: x86@xxxxxxxxxx
> Reviewed-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@xxxxxxxxx>
> Signed-off-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>
> ---
> arch/x86/kernel/early-quirks.c | 1 +
> 1 file changed, 1 insertion(+)
>
> Found by code inspection. This is completely untested since I don't have
> GLK hardware.
>
> diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
> index 6a08e25..23c4f1c 100644
> --- a/arch/x86/kernel/early-quirks.c
> +++ b/arch/x86/kernel/early-quirks.c
> @@ -526,6 +526,7 @@ static const struct pci_device_id intel_early_ids[] __initconst = {
> INTEL_SKL_IDS(&gen9_early_ops),
> INTEL_BXT_IDS(&gen9_early_ops),
> INTEL_KBL_IDS(&gen9_early_ops),
> + INTEL_GLK_IDS(&gen9_early_ops),
> };

There's no INTEL_GLK_IDS() upstream - is there any dependency here on other
changes to the i915 GPU driver?

Thanks,

Ingo