[PATCH v3 3/7] typec: tcpm: Add SDB header for Status message handling

Adam Thomson
2017-12-18T12:41:53Z

This commit adds a header providing definitions for handling
Status messages. Currently the header only focuses on handling
incoming Status messages.

Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
---
include/linux/usb/pd_ext_sdb.h | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
create mode 100644 include/linux/usb/pd_ext_sdb.h

diff --git a/include/linux/usb/pd_ext_sdb.h b/include/linux/usb/pd_ext_sdb.h
new file mode 100644
index 0000000..0eb83ce
--- /dev/null
+++ b/include/linux/usb/pd_ext_sdb.h
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2017 Dialog Semiconductor
+ *
+ * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
+ */
+
+#ifndef __LINUX_USB_PD_EXT_SDB_H
+#define __LINUX_USB_PD_EXT_SDB_H
+
+/* SDB : Status Data Block */
+enum usb_pd_ext_sdb_fields {
+ USB_PD_EXT_SDB_INTERNAL_TEMP = 0,
+ USB_PD_EXT_SDB_PRESENT_INPUT,
+ USB_PD_EXT_SDB_PRESENT_BATT_INPUT,
+ USB_PD_EXT_SDB_EVENT_FLAGS,
+ USB_PD_EXT_SDB_TEMP_STATUS,
+ USB_PD_EXT_SDB_DATA_SIZE,
+};
+
+/* Event Flags */
+#define USB_PD_EXT_SDB_EVENT_OCP BIT(1)
+#define USB_PD_EXT_SDB_EVENT_OTP BIT(2)
+#define USB_PD_EXT_SDB_EVENT_OVP BIT(3)
+#define USB_PD_EXT_SDB_EVENT_CF_CV_MODE BIT(4)
+
+#define USB_PD_EXT_SDB_PPS_EVENTS (USB_PD_EXT_SDB_EVENT_OCP | \
+ USB_PD_EXT_SDB_EVENT_OTP | \
+ USB_PD_EXT_SDB_EVENT_OVP)
+
+#endif /* __LINUX_USB_PD_EXT_SDB_H */
--
1.9.1