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-rw-r--r--sound/soc/intel/common/sst-match-acpi.c173
1 files changed, 0 insertions, 173 deletions
diff --git a/sound/soc/intel/common/sst-match-acpi.c b/sound/soc/intel/common/sst-match-acpi.c
deleted file mode 100644
index 56d26f36a3cb..000000000000
--- a/sound/soc/intel/common/sst-match-acpi.c
+++ /dev/null
@@ -1,173 +0,0 @@
-/*
- * sst_match_apci.c - SST (LPE) match for ACPI enumeration.
- *
- * Copyright (c) 2013-15, Intel Corporation.
- *
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- */
-
-#include "sst-acpi.h"
-
-static acpi_status sst_acpi_find_name(acpi_handle handle, u32 level,
- void *context, void **ret)
-{
- struct acpi_device *adev;
- const char *name = NULL;
-
- if (acpi_bus_get_device(handle, &adev))
- return AE_OK;
-
- if (adev->status.present && adev->status.functional) {
- name = acpi_dev_name(adev);
- *(const char **)ret = name;
- return AE_CTRL_TERMINATE;
- }
-
- return AE_OK;
-}
-
-const char *sst_acpi_find_name_from_hid(const u8 hid[ACPI_ID_LEN])
-{
- const char *name = NULL;
- acpi_status status;
-
- status = acpi_get_devices(hid, sst_acpi_find_name, NULL,
- (void **)&name);
-
- if (ACPI_FAILURE(status) || name[0] == '\0')
- return NULL;
-
- return name;
-}
-EXPORT_SYMBOL_GPL(sst_acpi_find_name_from_hid);
-
-static acpi_status sst_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 sst_acpi_check_hid(const u8 hid[ACPI_ID_LEN])
-{
- acpi_status status;
- bool found = false;
-
- status = acpi_get_devices(hid, sst_acpi_mach_match, &found, NULL);
-
- if (ACPI_FAILURE(status))
- return false;
-
- return found;
-}
-EXPORT_SYMBOL_GPL(sst_acpi_check_hid);
-
-struct sst_acpi_mach *sst_acpi_find_machine(struct sst_acpi_mach *machines)
-{
- struct sst_acpi_mach *mach;
-
- for (mach = machines; mach->id[0]; mach++) {
- if (sst_acpi_check_hid(mach->id) == true) {
- if (mach->machine_quirk == NULL)
- return mach;
-
- if (mach->machine_quirk(mach) != NULL)
- return mach;
- }
- }
- return NULL;
-}
-EXPORT_SYMBOL_GPL(sst_acpi_find_machine);
-
-static acpi_status sst_acpi_find_package(acpi_handle handle, u32 level,
- void *context, void **ret)
-{
- struct acpi_device *adev;
- acpi_status status = AE_OK;
- struct sst_acpi_package_context *pkg_ctx = context;
-
- pkg_ctx->data_valid = false;
-
- if (acpi_bus_get_device(handle, &adev))
- return AE_OK;
-
- if (adev->status.present && adev->status.functional) {
- struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
- union acpi_object *myobj = NULL;
-
- status = acpi_evaluate_object_typed(handle, pkg_ctx->name,
- NULL, &buffer,
- ACPI_TYPE_PACKAGE);
- if (ACPI_FAILURE(status))
- return AE_OK;
-
- myobj = buffer.pointer;
- if (!myobj || myobj->package.count != pkg_ctx->length) {
- kfree(buffer.pointer);
- return AE_OK;
- }
-
- status = acpi_extract_package(myobj,
- pkg_ctx->format, pkg_ctx->state);
- if (ACPI_FAILURE(status)) {
- kfree(buffer.pointer);
- return AE_OK;
- }
-
- kfree(buffer.pointer);
- pkg_ctx->data_valid = true;
- return AE_CTRL_TERMINATE;
- }
-
- return AE_OK;
-}
-
-bool sst_acpi_find_package_from_hid(const u8 hid[ACPI_ID_LEN],
- struct sst_acpi_package_context *ctx)
-{
- acpi_status status;
-
- status = acpi_get_devices(hid, sst_acpi_find_package, ctx, NULL);
-
- if (ACPI_FAILURE(status) || !ctx->data_valid)
- return false;
-
- return true;
-}
-EXPORT_SYMBOL_GPL(sst_acpi_find_package_from_hid);
-
-struct sst_acpi_mach *sst_acpi_codec_list(void *arg)
-{
- struct sst_acpi_mach *mach = arg;
- struct sst_codecs *codec_list = (struct sst_codecs *) mach->quirk_data;
- int i;
-
- if (mach->quirk_data == NULL)
- return mach;
-
- for (i = 0; i < codec_list->num_codecs; i++) {
- if (sst_acpi_check_hid(codec_list->codecs[i]) != true)
- return NULL;
- }
-
- return mach;
-}
-EXPORT_SYMBOL_GPL(sst_acpi_codec_list);
-
-MODULE_LICENSE("GPL v2");
-MODULE_DESCRIPTION("Intel Common ACPI Match module");