| 1 | |
| 2 | |
| 3 | * Helpers for ChromeOS Vivaldi keyboard function row mapping
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| 4 | *
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| 5 | * Copyright (C) 2022 Google, Inc
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| 6 |
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| 7 |
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| 8 | #include <linux/export.h>
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| 9 | #include <linux/input/vivaldi-fmap.h>
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| 10 | #include <linux/kernel.h>
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| 11 | #include <linux/module.h>
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| 12 | #include <linux/types.h>
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| 13 |
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| 14 | |
| 15 | * vivaldi_function_row_physmap_show - Print vivaldi function row physmap attribute
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| 16 | * @data: The vivaldi function row map
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| 17 | * @buf: Buffer to print the function row phsymap to
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| 18 |
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| 19 | ssize_t vivaldi_function_row_physmap_show(const struct vivaldi_data *data,
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| 20 | char *buf)
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| 21 | {
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| 22 | ssize_t size = 0;
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| 23 | int i;
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| 24 | const u32 *physmap = data->function_row_physmap;
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| 25 |
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| 26 | if (!data->num_function_row_keys)
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| 27 | return 0;
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| 28 |
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| 29 | for (i = 0; i < data->num_function_row_keys; i++)
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| 30 | size += sysfs_emit_at(buf, size,
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| 31 | "%s%02X", size ? " " : "", physmap[i]);
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| 32 | if (size)
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| 33 | size += sysfs_emit_at(buf, size, "\n");
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| 34 |
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| 35 | return size;
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| 36 | }
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| 37 | EXPORT_SYMBOL_GPL(vivaldi_function_row_physmap_show);
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| 38 |
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| 39 | MODULE_DESCRIPTION("Helpers for ChromeOS Vivaldi keyboard function row mapping");
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| 40 | MODULE_LICENSE("GPL");
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