ALSA: hda - Use acpi_dev_present()
Use shiny new acpi_dev_present() and remove all the boilerplate
to search for a particular ACPI device. No functional change.
Cf. 2d12b6b381
("ACPI / utils: Add acpi_dev_present()").
Signed-off-by: Lukas Wunner <lukas@wunner.de>
Acked-by: Hui Wang <hui.wang@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
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@ -10,23 +10,10 @@
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static int (*led_set_func)(int, bool);
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static void (*old_vmaster_hook)(void *, int);
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static acpi_status acpi_check_cb(acpi_handle handle, u32 lvl, void *context,
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void **rv)
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{
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bool *found = context;
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*found = true;
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return AE_OK;
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}
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static bool is_thinkpad(struct hda_codec *codec)
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{
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bool found = false;
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if (codec->core.subsystem_id >> 16 != 0x17aa)
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return false;
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if (ACPI_SUCCESS(acpi_get_devices("LEN0068", acpi_check_cb, &found, NULL)) && found)
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return true;
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found = false;
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return ACPI_SUCCESS(acpi_get_devices("IBM0068", acpi_check_cb, &found, NULL)) && found;
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return (codec->core.subsystem_id >> 16 == 0x17aa) &&
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(acpi_dev_present("LEN0068") || acpi_dev_present("IBM0068"));
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}
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static void update_tpacpi_mute_led(void *private_data, int enabled)
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