Re: [PATCH] platform/x86: asus-wmi: store a min default for ppt options
From: Luke Jones
Date: Wed Mar 20 2024 - 16:12:13 EST
On Thu, 21 Mar 2024, at 2:13 AM, Ilpo Järvinen wrote:
> On Mon, 11 Mar 2024, Luke D. Jones wrote:
>
> > Laptops with any of the ppt or nv tunables default to the minimum setting
> > on boot so we can safely assume a stored value is correct.
> >
> > This patch adds storing of those values in the local struct, and enables
> > reading of those values back.
> >
> > Secondary to the above it renames some internal variables to be more
> > consistent (which makes code grepping show all related parts)
> >
> > Signed-off-by: Luke D. Jones <luke@xxxxxxxxxx>
> > ---
> > drivers/platform/x86/asus-wmi.c | 141 +++++++++++++++++++++++++-------
> > 1 file changed, 111 insertions(+), 30 deletions(-)
> >
> > diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
> > index e4341abb71e0..482e23b55e1e 100644
> > --- a/drivers/platform/x86/asus-wmi.c
> > +++ b/drivers/platform/x86/asus-wmi.c
> > @@ -272,12 +272,19 @@ struct asus_wmi {
> >
> > /* Tunables provided by ASUS for gaming laptops */
> > bool ppt_pl2_sppt_available;
> > + u32 ppt_pl2_sppt;
> > bool ppt_pl1_spl_available;
> > + u32 ppt_pl1_spl;
> > bool ppt_apu_sppt_available;
> > - bool ppt_plat_sppt_available;
> > + u32 ppt_apu_sppt;
> > + bool ppt_platform_sppt_available;
> > + u32 ppt_platform_sppt;
> > bool ppt_fppt_available;
> > - bool nv_dyn_boost_available;
> > - bool nv_temp_tgt_available;
> > + u32 ppt_fppt;
> > + bool nv_dynamic_boost_available;
> > + u32 nv_dynamic_boost;
> > + bool nv_temp_target_available;
> > + u32 nv_temp_target;
> >
> > bool kbd_rgb_mode_available;
> > u32 kbd_rgb_dev;
>
> Can you check with pahole if this structure is now full of 31-bit holes?
>
> The benefit of keeping bool & u32 doesn't seem that big to begin with
> (in visual sense because of the 1 char variation in column).
I don't really understand what you mean here. I do most of this stuff when I have time, so because my time is limited I usually don't have opportunity to learn much more than the minimum.