Unverified Commit 0d5ea120 authored by Jeremy Cline's avatar Jeremy Cline Committed by Mark Brown
Browse files

ASoC: Replace snd_soc_acpi_check_hid with acpi_dev_present 



Replace snd_soc_acpi_check_hid() with the generic acpi_dev_present()
and remove the now unused snd_soc_acpi_check_hid function. This should
have no functional change.

Signed-off-by: default avatarJeremy Cline <jeremy@jcline.org>
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 498495db

include/sound/soc-acpi.h

+0 −3
Original line number Diff line number Diff line
@@ -49,9 +49,6 @@ snd_soc_acpi_find_package_from_hid(const u8 hid[ACPI_ID_LEN], 
struct snd_soc_acpi_mach *

snd_soc_acpi_find_machine(struct snd_soc_acpi_mach *machines);



/* acpi check hid */

bool snd_soc_acpi_check_hid(const u8 hid[ACPI_ID_LEN]);



/**

 * snd_soc_acpi_mach: ACPI-based machine descriptor. Most of the fields are

 * related to the hardware, except for the firmware and topology file names.

sound/soc/soc-acpi.c

+2 −30
Original line number Diff line number Diff line
@@ -49,41 +49,13 @@ const char *snd_soc_acpi_find_name_from_hid(const u8 hid[ACPI_ID_LEN]) 
}

EXPORT_SYMBOL_GPL(snd_soc_acpi_find_name_from_hid);



static acpi_status snd_soc_acpi_mach_match(acpi_handle handle, u32 level,

				       void *context, void **ret)

{

	unsigned long long sta;

	acpi_status status;



	*(bool *)context = true;

	status = acpi_evaluate_integer(handle, "_STA", NULL, &sta);

	if (ACPI_FAILURE(status) || !(sta & ACPI_STA_DEVICE_PRESENT))

		*(bool *)context = false;



	return AE_OK;

}



bool snd_soc_acpi_check_hid(const u8 hid[ACPI_ID_LEN])

{

	acpi_status status;

	bool found = false;



	status = acpi_get_devices(hid, snd_soc_acpi_mach_match, &found, NULL);



	if (ACPI_FAILURE(status))

		return false;



	return found;

}

EXPORT_SYMBOL_GPL(snd_soc_acpi_check_hid);



struct snd_soc_acpi_mach *

snd_soc_acpi_find_machine(struct snd_soc_acpi_mach *machines)

{

	struct snd_soc_acpi_mach *mach;



	for (mach = machines; mach->id[0]; mach++) {

		if (snd_soc_acpi_check_hid(mach->id) == true) {

		if (acpi_dev_present(mach->id, NULL, -1)) {

			if (mach->machine_quirk)

				mach = mach->machine_quirk(mach);

			return mach;
@@ -161,7 +133,7 @@ struct snd_soc_acpi_mach *snd_soc_acpi_codec_list(void *arg) 
		return mach;



	for (i = 0; i < codec_list->num_codecs; i++) {

		if (snd_soc_acpi_check_hid(codec_list->codecs[i]) != true)

		if (!acpi_dev_present(codec_list->codecs[i], NULL, -1))

			return NULL;

	}

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