From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756114Ab2IBVyq (ORCPT ); Sun, 2 Sep 2012 17:54:46 -0400 Received: from acsinet15.oracle.com ([141.146.126.227]:20039 "EHLO acsinet15.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756102Ab2IBVyn (ORCPT ); Sun, 2 Sep 2012 17:54:43 -0400 From: Yinghai Lu To: Bjorn Helgaas , Taku Izumi , Jiang Liu , x86 Cc: Andrew Morton , Linus Torvalds , Greg Kroah-Hartman , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Yinghai Lu , Len Brown Subject: [PATCH part4 08/11] PCI, ACPI: Add alloc_acpi_hp_work() Date: Sun, 2 Sep 2012 14:54:18 -0700 Message-Id: <1346622861-30865-9-git-send-email-yinghai@kernel.org> X-Mailer: git-send-email 1.7.7 In-Reply-To: <1346622861-30865-1-git-send-email-yinghai@kernel.org> References: <1346622861-30865-1-git-send-email-yinghai@kernel.org> X-Source-IP: ucsinet22.oracle.com [156.151.31.94] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Will use it with acpiphp and pci_root_hp events handling Signed-off-by: Yinghai Lu Cc: Len Brown Cc: linux-acpi@vger.kernel.org --- drivers/acpi/osl.c | 21 +++++++++++++++++++++ include/acpi/acpiosxf.h | 9 +++++++++ 2 files changed, 30 insertions(+), 0 deletions(-) diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index 9eaf708..0719fa7 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -1592,3 +1592,24 @@ void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, { __acpi_os_prepare_sleep = func; } + +void alloc_acpi_hp_work(acpi_handle handle, u32 type, void *context, + void (*func)(struct work_struct *work)) +{ + struct acpi_hp_work *hp_work; + int ret; + + hp_work = kmalloc(sizeof(*hp_work), GFP_KERNEL); + if (!hp_work) + return; + + hp_work->handle = handle; + hp_work->type = type; + hp_work->context = context; + + INIT_WORK(&hp_work->work, func); + ret = queue_work(kacpi_hotplug_wq, &hp_work->work); + if (!ret) + kfree(hp_work); +} +EXPORT_SYMBOL(alloc_acpi_hp_work); diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h index 0650f5f..6ff92ea 100644 --- a/include/acpi/acpiosxf.h +++ b/include/acpi/acpiosxf.h @@ -196,6 +196,15 @@ void acpi_os_fixed_event_count(u32 fixed_event_number); */ extern struct workqueue_struct *kacpi_hotplug_wq; +struct acpi_hp_work { + struct work_struct work; + acpi_handle handle; + u32 type; + void *context; +}; +void alloc_acpi_hp_work(acpi_handle handle, u32 type, void *context, + void (*func)(struct work_struct *work)); + acpi_thread_id acpi_os_get_thread_id(void); acpi_status -- 1.7.7