From: Guenter Roeck <linux@roeck-us.net> To: Russell King <linux@arm.linux.org.uk>, Catalin Marinas <catalin.marinas@arm.com> Cc: Wolfram Sang <wsa@the-dreams.de>, Geert Uytterhoeven <geert@linux-m68k.org>, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Guenter Roeck <linux@roeck-us.net> Subject: [PATCH 4/6] ARM: Register with kernel restart handler Date: Fri, 8 Apr 2016 05:53:57 -0700 [thread overview] Message-ID: <1460120039-2497-5-git-send-email-linux@roeck-us.net> (raw) In-Reply-To: <1460120039-2497-1-git-send-email-linux@roeck-us.net> By making use of the kernel restart handler, board specific restart handlers can be prioritized amongst available mechanisms for a particular board or system. Select the default priority of 128 to indicate that the restart callback in the machine description is the default restart mechanism. Signed-off-by: Guenter Roeck <linux@roeck-us.net> --- arch/arm/kernel/setup.c | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 139791ed473d..232dba199702 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -1002,6 +1002,20 @@ void __init hyp_mode_check(void) #endif } +static void (*__arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd); + +static int arm_restart(struct notifier_block *nb, unsigned long action, + void *data) +{ + __arm_pm_restart(action, data); + return NOTIFY_DONE; +} + +static struct notifier_block arm_restart_nb = { + .notifier_call = arm_restart, + .priority = 128, +}; + void __init setup_arch(char **cmdline_p) { const struct machine_desc *mdesc; @@ -1044,8 +1058,10 @@ void __init setup_arch(char **cmdline_p) paging_init(mdesc); request_standard_resources(mdesc); - if (mdesc->restart) - arm_pm_restart = mdesc->restart; + if (mdesc->restart) { + __arm_pm_restart = mdesc->restart; + register_restart_handler(&arm_restart_nb); + } unflatten_device_tree(); -- 2.5.0
WARNING: multiple messages have this Message-ID (diff)
From: linux@roeck-us.net (Guenter Roeck) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 4/6] ARM: Register with kernel restart handler Date: Fri, 8 Apr 2016 05:53:57 -0700 [thread overview] Message-ID: <1460120039-2497-5-git-send-email-linux@roeck-us.net> (raw) In-Reply-To: <1460120039-2497-1-git-send-email-linux@roeck-us.net> By making use of the kernel restart handler, board specific restart handlers can be prioritized amongst available mechanisms for a particular board or system. Select the default priority of 128 to indicate that the restart callback in the machine description is the default restart mechanism. Signed-off-by: Guenter Roeck <linux@roeck-us.net> --- arch/arm/kernel/setup.c | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 139791ed473d..232dba199702 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -1002,6 +1002,20 @@ void __init hyp_mode_check(void) #endif } +static void (*__arm_pm_restart)(enum reboot_mode reboot_mode, const char *cmd); + +static int arm_restart(struct notifier_block *nb, unsigned long action, + void *data) +{ + __arm_pm_restart(action, data); + return NOTIFY_DONE; +} + +static struct notifier_block arm_restart_nb = { + .notifier_call = arm_restart, + .priority = 128, +}; + void __init setup_arch(char **cmdline_p) { const struct machine_desc *mdesc; @@ -1044,8 +1058,10 @@ void __init setup_arch(char **cmdline_p) paging_init(mdesc); request_standard_resources(mdesc); - if (mdesc->restart) - arm_pm_restart = mdesc->restart; + if (mdesc->restart) { + __arm_pm_restart = mdesc->restart; + register_restart_handler(&arm_restart_nb); + } unflatten_device_tree(); -- 2.5.0
next prev parent reply other threads:[~2016-04-08 12:54 UTC|newest] Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-04-08 12:53 [PATCH 0/6] ARM/ARM64: Drop arm_pm_restart Guenter Roeck 2016-04-08 12:53 ` Guenter Roeck 2016-04-08 12:53 ` [PATCH 1/6] ARM: prima2: Register with kernel restart handler Guenter Roeck 2016-04-08 12:53 ` Guenter Roeck 2016-04-08 12:53 ` [PATCH 2/6] ARM: xen: " Guenter Roeck 2016-04-08 12:53 ` Guenter Roeck 2016-04-08 12:53 ` Guenter Roeck 2016-04-08 15:22 ` Konrad Rzeszutek Wilk 2016-04-08 18:20 ` Guenter Roeck 2016-04-08 18:20 ` [Xen-devel] " Guenter Roeck 2016-04-08 18:20 ` Guenter Roeck 2016-04-09 23:46 ` Stefano Stabellini 2016-04-09 23:46 ` Stefano Stabellini 2016-04-09 23:56 ` Stefano Stabellini 2016-04-09 23:56 ` Stefano Stabellini 2016-04-09 23:56 ` Stefano Stabellini 2016-04-09 23:46 ` Stefano Stabellini 2016-04-08 12:53 ` [PATCH 3/6] ARM: PSCI: " Guenter Roeck 2016-04-08 12:53 ` Guenter Roeck 2016-04-12 15:36 ` Wolfram Sang 2016-04-12 15:36 ` Wolfram Sang 2016-04-13 11:05 ` Mark Rutland 2016-04-13 11:05 ` Mark Rutland 2016-04-13 11:24 ` Jisheng Zhang 2016-04-13 11:24 ` Jisheng Zhang 2016-04-13 13:10 ` Guenter Roeck 2016-04-13 13:10 ` Guenter Roeck 2016-04-13 13:22 ` Geert Uytterhoeven 2016-04-13 13:22 ` Geert Uytterhoeven 2016-04-14 0:42 ` Guenter Roeck 2016-04-14 0:42 ` Guenter Roeck 2016-04-14 8:52 ` Wolfram Sang 2016-04-14 8:52 ` Wolfram Sang 2016-04-14 13:21 ` Guenter Roeck 2016-04-14 13:21 ` Guenter Roeck 2016-04-14 14:31 ` Wolfram Sang 2016-04-14 14:31 ` Wolfram Sang 2016-04-08 12:53 ` Guenter Roeck [this message] 2016-04-08 12:53 ` [PATCH 4/6] ARM: " Guenter Roeck 2016-04-08 12:53 ` [PATCH 5/6] ARM64: Remove arm_pm_restart Guenter Roeck 2016-04-08 12:53 ` Guenter Roeck 2016-04-12 13:10 ` Catalin Marinas 2016-04-12 13:10 ` Catalin Marinas 2016-04-08 12:53 ` [PATCH 6/6] ARM: " Guenter Roeck 2016-04-08 12:53 ` Guenter Roeck 2016-04-08 15:44 ` [PATCH 0/6] ARM/ARM64: Drop arm_pm_restart Wolfram Sang 2016-04-08 15:44 ` Wolfram Sang 2016-04-08 20:46 ` Arnd Bergmann 2016-04-08 20:46 ` Arnd Bergmann 2016-04-12 15:41 ` Wolfram Sang 2016-04-12 15:41 ` Wolfram Sang 2017-01-30 11:05 [PATCH 0/6] ARM, arm64: Remove arm_pm_restart() Thierry Reding 2017-01-30 11:05 ` [PATCH 4/6] ARM: Register with kernel restart handler Thierry Reding 2017-01-30 11:05 ` Thierry Reding 2019-10-15 14:51 [PATCH 0/6] ARM/arm64: arm_pm_restart removal Thierry Reding 2019-10-15 14:51 ` [PATCH 4/6] ARM: Register with kernel restart handler Thierry Reding 2019-10-15 14:51 ` Thierry Reding
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