From: Russell King - ARM Linux <linux@arm.linux.org.uk> To: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-omap@vger.kernel.org Subject: [PATCH 21/25] ARM: pm: samsung: no need to call flush_cache_all() Date: Wed, 22 Jun 2011 16:15:37 +0100 [thread overview] Message-ID: <E1QZP9V-0002X8-Fa@rmk-PC.arm.linux.org.uk> (raw) In-Reply-To: <20110622150816.GT23234@n2100.arm.linux.org.uk> The core suspend code calls flush_cache_all() immediately prior to calling the suspend finisher function, so remove these needless calls from the finisher functions. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> --- arch/arm/mach-s3c2412/pm.c | 2 -- arch/arm/mach-s3c2416/pm.c | 2 -- 2 files changed, 0 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-s3c2412/pm.c b/arch/arm/mach-s3c2412/pm.c index fecd854..9a1fb89 100644 --- a/arch/arm/mach-s3c2412/pm.c +++ b/arch/arm/mach-s3c2412/pm.c @@ -41,8 +41,6 @@ static void s3c2412_cpu_suspend(unsigned long arg) { unsigned long tmp; - flush_cache_all(); - /* set our standby method to sleep */ tmp = __raw_readl(S3C2412_PWRCFG); diff --git a/arch/arm/mach-s3c2416/pm.c b/arch/arm/mach-s3c2416/pm.c index 268fda7..9e67a2a 100644 --- a/arch/arm/mach-s3c2416/pm.c +++ b/arch/arm/mach-s3c2416/pm.c @@ -26,8 +26,6 @@ extern void s3c2412_sleep_enter(void); static void s3c2416_cpu_suspend(unsigned long arg) { - flush_cache_all(); - /* enable wakeup sources regardless of battery state */ __raw_writel(S3C2443_PWRCFG_SLEEP, S3C2443_PWRCFG); -- 1.7.4.4
WARNING: multiple messages have this Message-ID (diff)
From: linux@arm.linux.org.uk (Russell King - ARM Linux) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 21/25] ARM: pm: samsung: no need to call flush_cache_all() Date: Wed, 22 Jun 2011 16:15:37 +0100 [thread overview] Message-ID: <E1QZP9V-0002X8-Fa@rmk-PC.arm.linux.org.uk> (raw) In-Reply-To: <20110622150816.GT23234@n2100.arm.linux.org.uk> The core suspend code calls flush_cache_all() immediately prior to calling the suspend finisher function, so remove these needless calls from the finisher functions. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> --- arch/arm/mach-s3c2412/pm.c | 2 -- arch/arm/mach-s3c2416/pm.c | 2 -- 2 files changed, 0 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-s3c2412/pm.c b/arch/arm/mach-s3c2412/pm.c index fecd854..9a1fb89 100644 --- a/arch/arm/mach-s3c2412/pm.c +++ b/arch/arm/mach-s3c2412/pm.c @@ -41,8 +41,6 @@ static void s3c2412_cpu_suspend(unsigned long arg) { unsigned long tmp; - flush_cache_all(); - /* set our standby method to sleep */ tmp = __raw_readl(S3C2412_PWRCFG); diff --git a/arch/arm/mach-s3c2416/pm.c b/arch/arm/mach-s3c2416/pm.c index 268fda7..9e67a2a 100644 --- a/arch/arm/mach-s3c2416/pm.c +++ b/arch/arm/mach-s3c2416/pm.c @@ -26,8 +26,6 @@ extern void s3c2412_sleep_enter(void); static void s3c2416_cpu_suspend(unsigned long arg) { - flush_cache_all(); - /* enable wakeup sources regardless of battery state */ __raw_writel(S3C2443_PWRCFG_SLEEP, S3C2443_PWRCFG); -- 1.7.4.4
next prev parent reply other threads:[~2011-06-22 15:15 UTC|newest] Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-06-22 15:08 [PATCH 00/25 v2] Re-jig cpu_suspend for a saner calling convention Russell King - ARM Linux 2011-06-22 15:08 ` Russell King - ARM Linux 2011-06-22 15:08 ` [PATCH 01/25] ARM: pm: make MULTI_CPU and !MULTI_CPU resume paths the same Russell King - ARM Linux 2011-06-22 15:08 ` Russell King - ARM Linux 2011-06-22 15:09 ` [PATCH 02/25] ARM: pm: move return address (for cpu_resume) to top of stack Russell King - ARM Linux 2011-06-22 15:09 ` Russell King - ARM Linux 2011-06-22 15:09 ` [PATCH 03/25] ARM: pm: extract common code from MULTI_CPU/!MULTI_CPU paths Russell King - ARM Linux 2011-06-22 15:09 ` Russell King - ARM Linux 2011-06-22 15:09 ` [PATCH 04/25] ARM: pm: preserve r4 - r11 across a suspend Russell King - ARM Linux 2011-06-22 15:09 ` Russell King - ARM Linux 2011-06-22 15:10 ` [PATCH 05/25] ARM: pm: reallocate registers to avoid r2, r3 Russell King - ARM Linux 2011-06-22 15:10 ` Russell King - ARM Linux 2011-06-22 15:10 ` [PATCH 06/25] ARM: pm: rejig suspend follow-on function calling convention Russell King - ARM Linux 2011-06-22 15:10 ` Russell King - ARM Linux 2011-06-22 15:10 ` [PATCH 07/25] ARM: pm: move sa1100 to use proper suspend func arg0 Russell King - ARM Linux 2011-06-22 15:10 ` Russell King - ARM Linux 2011-06-22 15:11 ` [PATCH 08/25] ARM: pm: convert cpu_suspend() to a normal function Russell King - ARM Linux 2011-06-22 15:11 ` Russell King - ARM Linux 2011-06-22 15:11 ` [PATCH 09/25] ARM: pm: plat-s3c24xx: cleanup s3c_cpu_save Russell King - ARM Linux 2011-06-22 15:11 ` Russell King - ARM Linux 2011-06-22 15:11 ` [PATCH 10/25] ARM: pm: sa1100: cleanup sa1100_cpu_suspend Russell King - ARM Linux 2011-06-22 15:11 ` Russell King - ARM Linux 2011-06-22 15:12 ` [PATCH 11/25] ARM: pm: mach-s5pv210: cleanup s3c_cpu_save Russell King - ARM Linux 2011-06-22 15:12 ` Russell King - ARM Linux 2011-06-22 15:12 ` [PATCH 12/25] ARM: pm: mach-exynos4: " Russell King - ARM Linux 2011-06-22 15:12 ` Russell King - ARM Linux 2011-06-22 15:12 ` [PATCH 13/25] ARM: pm: mach-s3c64xx: " Russell King - ARM Linux 2011-06-22 15:12 ` Russell King - ARM Linux 2011-06-22 15:13 ` [PATCH 14/25] ARM: pm: pxa: cleanup PXA suspend code Russell King - ARM Linux 2011-06-22 15:13 ` Russell King - ARM Linux 2011-06-22 15:13 ` [PATCH 15/25] ARM: pm: sa1100: move cpu_suspend into C code Russell King - ARM Linux 2011-06-22 15:13 ` Russell King - ARM Linux 2011-06-22 15:13 ` [PATCH 16/25] ARM: pm: pxa: " Russell King - ARM Linux 2011-06-22 15:13 ` Russell King - ARM Linux 2011-06-22 15:14 ` [PATCH 17/25] ARM: pm: move cpu_init() call into core code Russell King - ARM Linux 2011-06-22 15:14 ` Russell King - ARM Linux 2011-06-22 15:14 ` [PATCH 18/25] ARM: pm: arrange for cpu_proc_init() to be called on resume Russell King - ARM Linux 2011-06-22 15:14 ` Russell King - ARM Linux 2011-06-22 15:14 ` [PATCH 19/25] ARM: pm: sa1100: no need to re-enable clock switching Russell King - ARM Linux 2011-06-22 15:14 ` Russell King - ARM Linux 2011-06-22 15:15 ` [PATCH 20/25] ARM: pm: samsung: move cpu_suspend into C code Russell King - ARM Linux 2011-06-22 15:15 ` Russell King - ARM Linux 2011-06-22 15:15 ` Russell King - ARM Linux [this message] 2011-06-22 15:15 ` [PATCH 21/25] ARM: pm: samsung: no need to call flush_cache_all() Russell King - ARM Linux 2011-06-22 15:15 ` [PATCH 22/25] ARM: pm: omap: no need to save all registers in sleep34xx.S Russell King - ARM Linux 2011-06-22 15:15 ` Russell King - ARM Linux 2011-06-22 15:16 ` [PATCH 23/25] ARM: pm: omap34xx: remove misleading comment and use of r9 Russell King - ARM Linux 2011-06-22 15:16 ` Russell King - ARM Linux 2011-06-22 15:16 ` [PATCH 24/25] ARM: pm: ensure ARMv7 CPUs save and restore the TLS register Russell King - ARM Linux 2011-06-22 15:16 ` Russell King - ARM Linux 2011-06-22 15:16 ` [PATCH 25/25] ARM: pm: omap34xx: convert to generic suspend/resume support Russell King - ARM Linux 2011-06-22 15:16 ` Russell King - ARM Linux 2011-06-22 16:10 ` Russell King - ARM Linux 2011-06-22 16:10 ` Russell King - ARM Linux 2011-06-22 23:33 ` Santosh Shilimkar 2011-06-22 23:33 ` Santosh Shilimkar 2011-06-23 10:47 ` Russell King - ARM Linux 2011-06-23 10:47 ` Russell King - ARM Linux 2011-06-23 6:33 ` Tony Lindgren 2011-06-23 6:33 ` Tony Lindgren 2011-06-23 10:06 ` Russell King - ARM Linux 2011-06-23 10:06 ` Russell King - ARM Linux 2011-06-23 10:21 ` Russell King - ARM Linux 2011-06-23 10:21 ` Russell King - ARM Linux 2011-06-23 19:05 ` Kevin Hilman 2011-06-23 19:05 ` Kevin Hilman 2011-06-23 20:37 ` Kevin Hilman 2011-06-23 20:37 ` Kevin Hilman 2011-06-23 21:57 ` Kevin Hilman 2011-06-23 21:57 ` Kevin Hilman 2011-06-22 21:01 ` [PATCH 00/25 v2] Re-jig cpu_suspend for a saner calling convention Russell King - ARM Linux 2011-06-22 21:01 ` Russell King - ARM Linux 2011-06-22 23:26 ` Santosh Shilimkar 2011-06-22 23:26 ` Santosh Shilimkar
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