2019-05-28 13:10:04 -04:00
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// SPDX-License-Identifier: GPL-2.0-only
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2012-11-19 18:41:20 -05:00
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/*
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* Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved.
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*/
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2015-09-28 10:49:15 -04:00
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#include <linux/acpi.h>
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2012-11-19 18:41:20 -05:00
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#include <linux/init.h>
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#include <linux/of.h>
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2013-03-19 10:38:50 -04:00
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#include <linux/clocksource.h>
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2012-11-19 18:41:20 -05:00
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2017-05-26 12:33:27 -04:00
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extern struct of_device_id __timer_of_table[];
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2012-11-19 18:41:20 -05:00
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2017-05-26 12:33:27 -04:00
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static const struct of_device_id __timer_of_table_sentinel
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2020-10-21 22:36:07 -04:00
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__used __section("__timer_of_table_end");
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2012-11-19 18:41:20 -05:00
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2017-05-26 11:40:46 -04:00
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void __init timer_probe(void)
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2012-11-19 18:41:20 -05:00
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{
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struct device_node *np;
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const struct of_device_id *match;
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2016-05-31 10:25:59 -04:00
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of_init_fn_1_ret init_func_ret;
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2017-05-26 12:33:27 -04:00
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unsigned timers = 0;
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2016-05-31 10:25:59 -04:00
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int ret;
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2012-11-19 18:41:20 -05:00
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2017-05-26 12:33:27 -04:00
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for_each_matching_node_and_match(np, __timer_of_table, &match) {
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2013-09-25 20:08:17 -04:00
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if (!of_device_is_available(np))
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continue;
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2016-05-31 10:25:59 -04:00
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init_func_ret = match->data;
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ret = init_func_ret(np);
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if (ret) {
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2019-08-21 11:02:41 -04:00
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if (ret != -EPROBE_DEFER)
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pr_err("Failed to initialize '%pOF': %d\n", np,
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ret);
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2016-05-31 10:25:59 -04:00
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continue;
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}
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2017-05-26 12:33:27 -04:00
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timers++;
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2016-05-31 10:25:59 -04:00
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}
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2017-05-26 12:33:27 -04:00
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timers += acpi_probe_device_table(timer);
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2015-09-28 10:49:15 -04:00
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2017-05-26 12:33:27 -04:00
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if (!timers)
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pr_crit("%s: no matching timers found\n", __func__);
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2012-11-19 18:41:20 -05:00
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}
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