From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Starikovskiy Subject: [PATCH 9/9] ACPI: SBS: Add sysfs alarm Date: Sat, 01 Sep 2007 00:11:43 +0400 Message-ID: <20070831201143.27033.4019.stgit@z61m> References: <20070831201051.27033.74238.stgit@z61m> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: Received: from charybdis-ext.suse.de ([195.135.221.2]:47920 "EHLO emea5-mh.id5.novell.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753465AbXHaULv (ORCPT ); Fri, 31 Aug 2007 16:11:51 -0400 In-Reply-To: <20070831201051.27033.74238.stgit@z61m> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: linux-acpi@vger.kernel.org Signed-off-by: Alexey Starikovskiy --- drivers/acpi/sbs.c | 36 ++++++++++++++++++++++++++++++++++++ 1 files changed, 36 insertions(+), 0 deletions(-) diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index 21a65f9..3f249df 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -447,6 +447,40 @@ static int acpi_ac_get_present(struct acpi_sbs *sbs) return result; } +#ifdef ENABLE_POWER_SUPPLY + +static ssize_t acpi_battery_alarm_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct acpi_battery *battery = to_acpi_battery(dev_get_drvdata(dev)); + acpi_battery_get_alarm(battery); + return sprintf(buf, "%d\n", battery->alarm_capacity * + acpi_battery_scale(battery) * 1000); +} + +static ssize_t acpi_battery_alarm_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + unsigned long x; + struct acpi_battery *battery = to_acpi_battery(dev_get_drvdata(dev)); + if (sscanf(buf, "%ld\n", &x) == 1) + battery->alarm_capacity = x / + (1000 * acpi_battery_scale(battery)); + if (battery->present) + acpi_battery_set_alarm(battery); + return count; +} + +static struct device_attribute alarm_attr = { + .attr = {.name = "alarm", .mode = 0644, .owner = THIS_MODULE}, + .show = acpi_battery_alarm_show, + .store = acpi_battery_alarm_store, +}; + +#endif + /* -------------------------------------------------------------------------- FS Interface (/proc/acpi) -------------------------------------------------------------------------- */ @@ -792,6 +826,7 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id) } battery->bat.get_property = acpi_sbs_battery_get_property; result = power_supply_register(&sbs->device->dev, &battery->bat); + device_create_file(battery->bat.dev, &alarm_attr); #endif printk(KERN_INFO PREFIX "%s [%s]: Battery Slot [%s] (battery %s)\n", ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device), @@ -803,6 +838,7 @@ static void acpi_battery_remove(struct acpi_sbs *sbs, int id) { #ifdef ENABLE_POWER_SUPPLY if (sbs->battery[id].bat.dev) + device_remove_file(sbs->battery[id].bat.dev, &alarm_attr); power_supply_unregister(&sbs->battery[id].bat); #endif #ifdef CONFIG_ACPI_PROCFS