[PATCH 4/4] acpi: devices: add new tests for wireless power calibratio device

[Alex Hung]

Signed-off-by: Alex Hung <alex.hung at canonical.com>
---
 src/Makefile.am            |   1 +
 src/acpi/devices/wpc/wpc.c | 135 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 136 insertions(+)
 create mode 100644 src/acpi/devices/wpc/wpc.c

diff --git a/src/Makefile.am b/src/Makefile.am
index 7add3a2..b6b925b 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -54,6 +54,7 @@ fwts_SOURCES = main.c 				\
 	acpi/devices/lid/lid.c			\
 	acpi/devices/sensor/als.c		\
 	acpi/devices/time/time.c		\
+	acpi/devices/wpc/wpc.c			\
 	acpi/acpidump/acpidump.c 		\
 	acpi/acpiinfo/acpiinfo.c 		\
 	acpi/acpitables/acpitables.c 		\
diff --git a/src/acpi/devices/wpc/wpc.c b/src/acpi/devices/wpc/wpc.c
new file mode 100644
index 0000000..fcd3dbb
--- /dev/null
+++ b/src/acpi/devices/wpc/wpc.c
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2017 Canonical
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+#include "fwts.h"
+
+#if defined(FWTS_HAS_ACPI)
+
+#include "fwts_acpi_object_eval.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <inttypes.h>
+#include <string.h>
+
+#define FWTS_ACPI_WPC_HID "ACPI0014"
+
+static ACPI_HANDLE device;
+
+static ACPI_STATUS get_device_handle(ACPI_HANDLE handle, uint32_t level,
+					  void *context, void **ret_val)
+{
+	FWTS_UNUSED(level);
+	FWTS_UNUSED(context);
+	FWTS_UNUSED(ret_val);
+
+	device = handle;
+	return AE_CTRL_TERMINATE;
+}
+
+static int acpi_wpc_init(fwts_framework *fw)
+{
+	ACPI_STATUS status;
+
+	if (fwts_acpica_init(fw) != FWTS_OK)
+		return FWTS_ERROR;
+
+	status = AcpiGetDevices(FWTS_ACPI_WPC_HID, get_device_handle, NULL, NULL);
+	if (ACPI_FAILURE(status)) {
+		fwts_log_error(fw, "Cannot find the ACPI device");
+		return FWTS_ERROR;
+	}
+
+	if (!device) {
+		fwts_log_error(fw, "ACPI wireless power calibration device does not exist, skipping test");
+		fwts_acpica_deinit();
+		return FWTS_SKIP;
+	} else {
+		ACPI_BUFFER buffer;
+		char full_name[128];
+
+		buffer.Length = sizeof(full_name);
+		buffer.Pointer = full_name;
+
+		status = AcpiGetName(device, ACPI_FULL_PATHNAME, &buffer);
+		if (ACPI_SUCCESS(status)) {
+			fwts_log_info_verbatim(fw, "ACPI Wireless Power Calibration Device: %s", full_name);
+			fwts_log_nl(fw);
+		}
+	}
+
+	return FWTS_OK;
+}
+
+static void method_test_WPC_return(
+ fwts_framework *fw,
+ char *name,
+ ACPI_BUFFER *buf,
+ ACPI_OBJECT *obj,
+ void *private)
+{
+ FWTS_UNUSED(private);
+
+ if (fwts_method_check_type(fw, name, buf, ACPI_TYPE_INTEGER) != FWTS_OK)
+	 return;
+
+ if (obj->Integer.Value <= 0x02 || obj->Integer.Value == 0xff)
+	 fwts_method_passed_sane(fw, name, "integer");
+ else
+	 fwts_failed(fw, LOG_LEVEL_CRITICAL,
+		 "Method_WPCInvalidInteger",
+		 "%s returned an invalid integer 0x%8.8" PRIx64,
+		 name, (uint64_t)obj->Integer.Value);
+}
+
+static int method_test_WPC(fwts_framework *fw)
+{
+ return fwts_evaluate_method(fw, METHOD_MANDATORY, &device,
+	 "_WPC", NULL, 0, method_test_WPC_return, "_WPC");
+}
+
+static int method_test_WPP(fwts_framework *fw)
+{
+ return fwts_evaluate_method(fw, METHOD_OPTIONAL, &device,
+	 "_WPP", NULL, 0, fwts_method_test_integer_return, NULL);
+}
+
+static fwts_framework_minor_test acpi_wpc_tests[] = {
+	{ method_test_WPC, "Test _WPC (Wireless Power Calibration)." },
+	{ method_test_WPP, "Test _WPP (Wireless Power Polling)." },
+	{ NULL, NULL }
+};
+
+static int acpi_wpc_deinit(fwts_framework *fw)
+{
+	FWTS_UNUSED(fw);
+	fwts_acpica_deinit();
+
+	return FWTS_OK;
+}
+
+static fwts_framework_ops acpi_wpc_ops = {
+	.description = "Wireless power calibration device test",
+	.init        = acpi_wpc_init,
+	.deinit      = acpi_wpc_deinit,
+	.minor_tests = acpi_wpc_tests
+};
+
+FWTS_REGISTER("acpi_wpc", &acpi_wpc_ops, FWTS_TEST_ANYTIME, FWTS_FLAG_BATCH | FWTS_FLAG_TEST_ACPI)
+
+#endif
-- 
2.7.4