On Thu, Jul 2, 2020 at 1:51 PM Aaron Ma <aaron.ma@xxxxxxxxxxxxx> wrote: > On 7/2/20 5:30 PM, Andy Shevchenko wrote: > > On Thu, Jul 2, 2020 at 11:55 AM Aaron Ma <aaron.ma@xxxxxxxxxxxxx> wrote: > >> > >> When _BCL invalid, disable thinkpad_acpi backlight brightness control. > >> > >> brightness_enable is already checked at the beginning, > > > >> Always print notice when enabled brightness control. > > > > Why? > > > > Default brightness_enable = 2, so this message will always be printed as before > Actually no change here. > > > ... > > > >> + pr_notice("thinkpad_acpi native brightness control enabled\n"); > > > > 'notice' level is quite high, why do we spam users with this? > > > > Like above. > > Another reason is most thinkpads are using native gpu driver to control > brightness, notice when thinkpad_acpi brightness is enabled. So, based on the above, please elaborate and explain all this in the commit message of new version, thanks! -- With Best Regards, Andy Shevchenko