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From: Hans de Goede <hdegoede@redhat.com>
To: "Jani Nikula" <jani.nikula@linux.intel.com>,
	"Ville Syrjälä" <ville.syrjala@linux.intel.com>,
	"Rafael J . Wysocki" <rjw@rjwysocki.net>,
	"Len Brown" <lenb@kernel.org>
Cc: Hans de Goede <hdegoede@redhat.com>,
	intel-gfx <intel-gfx@lists.freedesktop.org>,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	Lukas Wunner <lukas@wunner.de>,
	Robert Moore <robert.moore@intel.com>,
	linux-acpi@vger.kernel.org, Takashi Iwai <tiwai@suse.de>
Subject: [PATCH v6 2/3] ACPI / bus: Add INT0002 to list of always-present devices
Date: Tue, 18 Apr 2017 13:54:24 +0200	[thread overview]
Message-ID: <20170418115425.16068-2-hdegoede@redhat.com> (raw)
In-Reply-To: <20170418115425.16068-1-hdegoede@redhat.com>

The INT0002 device is necessary to clear wakeup interrupt sources
on Cherry Trail devices, without it we get nobody cared IRQ msgs
and some systems don't properly resume at all without it.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
Changes in v6:
-This is a new patch in v6 of this patch-set
---
 drivers/acpi/bus.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index eb30630..6fa177c 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -167,6 +167,11 @@ static const struct always_present_device_id always_present_device_ids[] = {
 	 * but Linux uses a separate PWM driver, harmless if not used.
 	 */
 	ENTRY("80862288", "1", ICPU(INTEL_FAM6_ATOM_AIRMONT)),
+	/*
+	 * The INT0002 device is necessary to clear wakeup interrupt sources
+	 * on Cherry Trail devices, without it we get nobody cared IRQ msgs.
+	 */
+	ENTRY("INT0002", "1", ICPU(INTEL_FAM6_ATOM_AIRMONT)),
 };
 #endif
 
-- 
2.9.3


  reply	other threads:[~2017-04-18 11:54 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-18 11:54 [PATCH v6 1/3] ACPI / bus: Introduce a list of ids for "always present" devices Hans de Goede
2017-04-18 11:54 ` Hans de Goede [this message]
2017-04-18 11:54 ` [PATCH v6 3/3] ACPI / bus: Add Bay Trail PWM controller to list of always-present devices Hans de Goede
2017-04-18 13:34 ` [PATCH v6 1/3] ACPI / bus: Introduce a list of ids for "always present" devices Rafael J. Wysocki
2017-04-19  8:59   ` Hans de Goede
2017-04-19 10:28     ` Rafael J. Wysocki
2017-04-19 16:17       ` Lukas Wunner
2017-04-19 19:55         ` Rafael J. Wysocki

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