Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754683Ab3ETGdn (ORCPT ); Mon, 20 May 2013 02:33:43 -0400 Received: from mail-da0-f53.google.com ([209.85.210.53]:36066 "EHLO mail-da0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753399Ab3ETGdk (ORCPT ); Mon, 20 May 2013 02:33:40 -0400 From: Sanjay Singh Rawat To: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org, linaro-dev@lists.linaro.org, Sanjay Singh Rawat Subject: [RFC PATCH 6/6] ARM: EXYNOS: use the core cpu hotplug functions Date: Mon, 20 May 2013 12:03:28 +0530 Message-Id: <1369031608-27347-7-git-send-email-sanjay.rawat@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1369031608-27347-1-git-send-email-sanjay.rawat@linaro.org> References: <1369031608-27347-1-git-send-email-sanjay.rawat@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2150 Lines: 84 Generic arm cpu hotplug related functions are moved to core hotplug code, Exynos-4 is having Cortex-A9, remove the functions from the platform code. Signed-off-by: Sanjay Singh Rawat --- arch/arm/mach-exynos/hotplug.c | 40 ++-------------------------------------- 1 file changed, 2 insertions(+), 38 deletions(-) diff --git a/arch/arm/mach-exynos/hotplug.c b/arch/arm/mach-exynos/hotplug.c index af90cfa..3489760 100644 --- a/arch/arm/mach-exynos/hotplug.c +++ b/arch/arm/mach-exynos/hotplug.c @@ -21,30 +21,10 @@ #include #include +#include #include "common.h" -static inline void cpu_enter_lowpower_a9(void) -{ - unsigned int v; - - asm volatile( - " mcr p15, 0, %1, c7, c5, 0\n" - " mcr p15, 0, %1, c7, c10, 4\n" - /* - * Turn off coherency - */ - " mrc p15, 0, %0, c1, c0, 1\n" - " bic %0, %0, %3\n" - " mcr p15, 0, %0, c1, c0, 1\n" - " mrc p15, 0, %0, c1, c0, 0\n" - " bic %0, %0, %2\n" - " mcr p15, 0, %0, c1, c0, 0\n" - : "=&r" (v) - : "r" (0), "Ir" (CR_C), "Ir" (0x40) - : "cc"); -} - static inline void cpu_enter_lowpower_a15(void) { unsigned int v; @@ -74,22 +54,6 @@ static inline void cpu_enter_lowpower_a15(void) dsb(); } -static inline void cpu_leave_lowpower(void) -{ - unsigned int v; - - asm volatile( - "mrc p15, 0, %0, c1, c0, 0\n" - " orr %0, %0, %1\n" - " mcr p15, 0, %0, c1, c0, 0\n" - " mrc p15, 0, %0, c1, c0, 1\n" - " orr %0, %0, %2\n" - " mcr p15, 0, %0, c1, c0, 1\n" - : "=&r" (v) - : "Ir" (CR_C), "Ir" (0x40) - : "cc"); -} - static inline void platform_do_lowpower(unsigned int cpu, int *spurious) { for (;;) { @@ -144,7 +108,7 @@ void __ref exynos_cpu_die(unsigned int cpu) if ((primary_part & 0xfff0) == 0xc0f0) cpu_enter_lowpower_a15(); else - cpu_enter_lowpower_a9(); + cpu_enter_lowpower(); platform_do_lowpower(cpu, &spurious); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/