From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bartlomiej Zolnierkiewicz Subject: [RFC PATCH 0/4] ARM: remove big.LITTLE switcher support Date: Mon, 27 Jun 2016 13:26:06 +0200 Message-ID: <1467026770-5699-1-git-send-email-b.zolnierkie@samsung.com> Return-path: Received: from mailout1.samsung.com ([203.254.224.24]:51367 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751661AbcF0L07 (ORCPT ); Mon, 27 Jun 2016 07:26:59 -0400 Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: Nicolas Pitre , Lorenzo Pieralisi , Russell King , Viresh Kumar , Sudeep Holla Cc: Dave Martin , Sudeep KarkadaNagesha , "Rafael J. Wysocki" , Thomas Gleixner , Jason Cooper , Marc Zyngier , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, b.zolnierkie@samsung.com Hi, It seems that in mainline kernel big.LITTLE switcher support may be usable only on ARM Versatile Express TC2 platform (but even this platform doesn't enable it in its defconfig). The following patchset removes big.LITTLE switcher support (from both ARM core and arm_big_little CPUfreq driver) in favor of using HMP. Since HMP support at scheduler level is not yet merged this patchset is probably premature and thus is marked as RFC. Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics Bartlomiej Zolnierkiewicz (4): ARM: remove big.LITTLE switcher support cpufreq: arm_big_little: remove big.LITTLE switcher support cpufreq: exynos: remove big.LITTLE switcher dependency irqchip/gic: remove big.LITTLE switcher support arch/arm/Kconfig | 19 +- arch/arm/common/Makefile | 2 - arch/arm/common/bL_switcher.c | 802 --------------------------------- arch/arm/common/bL_switcher_dummy_if.c | 71 --- arch/arm/include/asm/bL_switcher.h | 77 ---- drivers/cpufreq/arm_big_little.c | 379 +--------------- drivers/cpufreq/cpufreq-dt-platdev.c | 2 - drivers/irqchip/irq-gic.c | 137 ------ 8 files changed, 25 insertions(+), 1464 deletions(-) delete mode 100644 arch/arm/common/bL_switcher.c delete mode 100644 arch/arm/common/bL_switcher_dummy_if.c delete mode 100644 arch/arm/include/asm/bL_switcher.h -- 1.9.1