lkml.org 
[lkml]   [2018]   [Mar]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:x86/mm] x86/platform/intel-mid: Add special handling for ACPI HW reduced platforms
Commit-ID:  02428742639bc3300c8c527b054d0ec0bdf5571d
Gitweb: https://git.kernel.org/tip/02428742639bc3300c8c527b054d0ec0bdf5571d
Author: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
AuthorDate: Tue, 20 Feb 2018 20:05:06 +0200
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 12 Mar 2018 12:32:57 +0100

x86/platform/intel-mid: Add special handling for ACPI HW reduced platforms

When switching to ACPI HW reduced platforms we still want to initialize timers.
Override x86_init.acpi.reduced_hw_init to achieve that.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Eric Biederman <ebiederm@xmission.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rafael J . Wysocki <rafael.j.wysocki@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-acpi@vger.kernel.org
Link: http://lkml.kernel.org/r/20180220180506.65523-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/platform/intel-mid/intel-mid.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/arch/x86/platform/intel-mid/intel-mid.c b/arch/x86/platform/intel-mid/intel-mid.c
index 2c67bae6bb53..c556f1e8936e 100644
--- a/arch/x86/platform/intel-mid/intel-mid.c
+++ b/arch/x86/platform/intel-mid/intel-mid.c
@@ -199,6 +199,12 @@ void __init x86_intel_mid_early_setup(void)

legacy_pic = &null_legacy_pic;

+ /*
+ * Do nothing for now as everything needed done in
+ * x86_intel_mid_early_setup() below.
+ */
+ x86_init.acpi.reduced_hw_early_init = x86_init_noop;
+
pm_power_off = intel_mid_power_off;
machine_ops.emergency_restart = intel_mid_reboot;

\
 
 \ /
  Last update: 2018-03-12 13:28    [W:0.178 / U:0.344 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site