Re: [PATCH v2 3/7] arch_topology: disable frequency invariance for CONFIG_BL_SWITCHER
From: Ionela Voinescu <hidden>
Date: 2020-08-03 14:39:47
Also in:
linux-pm, lkml
From: Ionela Voinescu <hidden>
Date: 2020-08-03 14:39:47
Also in:
linux-pm, lkml
Hi guys, On Friday 31 Jul 2020 at 16:48:38 (+0100), Sudeep Holla wrote:
On Thu, Jul 30, 2020 at 12:29:52PM +0200, Dietmar Eggemann wrote: [...]quoted
Are there still any users of CONFIG_BL_SWITCHER? I guess it's only limited to A15/A7 systems w/ vexpress-spc-cpufreq.c ... so probably only TC2?I think so as no one shouted when I merged bL switcher driver into vexpress-spc-cpufreq.c
I think a good indication is also the fact that frequency invariance was broken for a long time for bL_switcher_enabled systems and nobody shouted. A way to make this nicer is to fully remove BL_SWITCHER support. This support was valuable at its time, but given that now there is proper asymmetric CPU capacity support, is there any reason to hold on to this? Thanks, Ionela.
-- Regards, Sudeep
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