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80 lines
2.1 KiB
80 lines
2.1 KiB
/* |
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* via-pmu event device for reporting some events that come through the PMU |
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* |
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* Copyright 2006 Johannes Berg <[email protected]> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or |
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* NON INFRINGEMENT. See the GNU General Public License for more |
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* details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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* |
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*/ |
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#include <linux/input.h> |
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#include <linux/adb.h> |
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#include <linux/pmu.h> |
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#include "via-pmu-event.h" |
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static struct input_dev *pmu_input_dev; |
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static int __init via_pmu_event_init(void) |
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{ |
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int err; |
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/* do other models report button/lid status? */ |
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if (pmu_get_model() != PMU_KEYLARGO_BASED) |
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return -ENODEV; |
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pmu_input_dev = input_allocate_device(); |
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if (!pmu_input_dev) |
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return -ENOMEM; |
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pmu_input_dev->name = "PMU"; |
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pmu_input_dev->id.bustype = BUS_HOST; |
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pmu_input_dev->id.vendor = 0x0001; |
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pmu_input_dev->id.product = 0x0001; |
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pmu_input_dev->id.version = 0x0100; |
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set_bit(EV_KEY, pmu_input_dev->evbit); |
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set_bit(EV_SW, pmu_input_dev->evbit); |
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set_bit(KEY_POWER, pmu_input_dev->keybit); |
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set_bit(SW_LID, pmu_input_dev->swbit); |
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err = input_register_device(pmu_input_dev); |
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if (err) |
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input_free_device(pmu_input_dev); |
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return err; |
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} |
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void via_pmu_event(int key, int down) |
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{ |
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if (unlikely(!pmu_input_dev)) |
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return; |
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switch (key) { |
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case PMU_EVT_POWER: |
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input_report_key(pmu_input_dev, KEY_POWER, down); |
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break; |
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case PMU_EVT_LID: |
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input_report_switch(pmu_input_dev, SW_LID, down); |
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break; |
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default: |
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/* no such key handled */ |
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return; |
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} |
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input_sync(pmu_input_dev); |
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} |
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late_initcall(via_pmu_event_init);
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