40 lines
1 KiB
C
40 lines
1 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Helpers for ChromeOS Vivaldi keyboard function row mapping
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*
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* Copyright (C) 2022 Google, Inc
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*/
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#include <linux/export.h>
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#include <linux/input/vivaldi-fmap.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/types.h>
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/**
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* vivaldi_function_row_physmap_show - Print vivaldi function row physmap attribute
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* @data: The vivaldi function row map
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* @buf: Buffer to print the function row phsymap to
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*/
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ssize_t vivaldi_function_row_physmap_show(const struct vivaldi_data *data,
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char *buf)
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{
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ssize_t size = 0;
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int i;
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const u32 *physmap = data->function_row_physmap;
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if (!data->num_function_row_keys)
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return 0;
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for (i = 0; i < data->num_function_row_keys; i++)
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size += sysfs_emit_at(buf, size,
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"%s%02X", size ? " " : "", physmap[i]);
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if (size)
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size += sysfs_emit_at(buf, size, "\n");
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return size;
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}
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EXPORT_SYMBOL_GPL(vivaldi_function_row_physmap_show);
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MODULE_DESCRIPTION("Helpers for ChromeOS Vivaldi keyboard function row mapping");
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MODULE_LICENSE("GPL");
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