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Diffstat (limited to 'drivers/staging/greybus/greybus_manifest.h')
| -rw-r--r-- | drivers/staging/greybus/greybus_manifest.h | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/drivers/staging/greybus/greybus_manifest.h b/drivers/staging/greybus/greybus_manifest.h deleted file mode 100644 index 2cec5cf7a846..000000000000 --- a/drivers/staging/greybus/greybus_manifest.h +++ /dev/null @@ -1,178 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Greybus manifest definition - * - * See "Greybus Application Protocol" document (version 0.1) for - * details on these values and structures. - * - * Copyright 2014-2015 Google Inc. - * Copyright 2014-2015 Linaro Ltd. - * - * Released under the GPLv2 and BSD licenses. - */ - -#ifndef __GREYBUS_MANIFEST_H -#define __GREYBUS_MANIFEST_H - -enum greybus_descriptor_type { - GREYBUS_TYPE_INVALID = 0x00, - GREYBUS_TYPE_INTERFACE = 0x01, - GREYBUS_TYPE_STRING = 0x02, - GREYBUS_TYPE_BUNDLE = 0x03, - GREYBUS_TYPE_CPORT = 0x04, -}; - -enum greybus_protocol { - GREYBUS_PROTOCOL_CONTROL = 0x00, - /* 0x01 is unused */ - GREYBUS_PROTOCOL_GPIO = 0x02, - GREYBUS_PROTOCOL_I2C = 0x03, - GREYBUS_PROTOCOL_UART = 0x04, - GREYBUS_PROTOCOL_HID = 0x05, - GREYBUS_PROTOCOL_USB = 0x06, - GREYBUS_PROTOCOL_SDIO = 0x07, - GREYBUS_PROTOCOL_POWER_SUPPLY = 0x08, - GREYBUS_PROTOCOL_PWM = 0x09, - /* 0x0a is unused */ - GREYBUS_PROTOCOL_SPI = 0x0b, - GREYBUS_PROTOCOL_DISPLAY = 0x0c, - GREYBUS_PROTOCOL_CAMERA_MGMT = 0x0d, - GREYBUS_PROTOCOL_SENSOR = 0x0e, - GREYBUS_PROTOCOL_LIGHTS = 0x0f, - GREYBUS_PROTOCOL_VIBRATOR = 0x10, - GREYBUS_PROTOCOL_LOOPBACK = 0x11, - GREYBUS_PROTOCOL_AUDIO_MGMT = 0x12, - GREYBUS_PROTOCOL_AUDIO_DATA = 0x13, - GREYBUS_PROTOCOL_SVC = 0x14, - GREYBUS_PROTOCOL_BOOTROM = 0x15, - GREYBUS_PROTOCOL_CAMERA_DATA = 0x16, - GREYBUS_PROTOCOL_FW_DOWNLOAD = 0x17, - GREYBUS_PROTOCOL_FW_MANAGEMENT = 0x18, - GREYBUS_PROTOCOL_AUTHENTICATION = 0x19, - GREYBUS_PROTOCOL_LOG = 0x1a, - /* ... */ - GREYBUS_PROTOCOL_RAW = 0xfe, - GREYBUS_PROTOCOL_VENDOR = 0xff, -}; - -enum greybus_class_type { - GREYBUS_CLASS_CONTROL = 0x00, - /* 0x01 is unused */ - /* 0x02 is unused */ - /* 0x03 is unused */ - /* 0x04 is unused */ - GREYBUS_CLASS_HID = 0x05, - /* 0x06 is unused */ - /* 0x07 is unused */ - GREYBUS_CLASS_POWER_SUPPLY = 0x08, - /* 0x09 is unused */ - GREYBUS_CLASS_BRIDGED_PHY = 0x0a, - /* 0x0b is unused */ - GREYBUS_CLASS_DISPLAY = 0x0c, - GREYBUS_CLASS_CAMERA = 0x0d, - GREYBUS_CLASS_SENSOR = 0x0e, - GREYBUS_CLASS_LIGHTS = 0x0f, - GREYBUS_CLASS_VIBRATOR = 0x10, - GREYBUS_CLASS_LOOPBACK = 0x11, - GREYBUS_CLASS_AUDIO = 0x12, - /* 0x13 is unused */ - /* 0x14 is unused */ - GREYBUS_CLASS_BOOTROM = 0x15, - GREYBUS_CLASS_FW_MANAGEMENT = 0x16, - GREYBUS_CLASS_LOG = 0x17, - /* ... */ - GREYBUS_CLASS_RAW = 0xfe, - GREYBUS_CLASS_VENDOR = 0xff, -}; - -enum { - GREYBUS_INTERFACE_FEATURE_TIMESYNC = BIT(0), -}; - -/* - * The string in a string descriptor is not NUL-terminated. The - * size of the descriptor will be rounded up to a multiple of 4 - * bytes, by padding the string with 0x00 bytes if necessary. - */ -struct greybus_descriptor_string { - __u8 length; - __u8 id; - __u8 string[0]; -} __packed; - -/* - * An interface descriptor describes information about an interface as a whole, - * *not* the functions within it. - */ -struct greybus_descriptor_interface { - __u8 vendor_stringid; - __u8 product_stringid; - __u8 features; - __u8 pad; -} __packed; - -/* - * An bundle descriptor defines an identification number and a class for - * each bundle. - * - * @id: Uniquely identifies a bundle within a interface, its sole purpose is to - * allow CPort descriptors to specify which bundle they are associated with. - * The first bundle will have id 0, second will have 1 and so on. - * - * The largest CPort id associated with an bundle (defined by a - * CPort descriptor in the manifest) is used to determine how to - * encode the device id and module number in UniPro packets - * that use the bundle. - * - * @class: It is used by kernel to know the functionality provided by the - * bundle and will be matched against drivers functinality while probing greybus - * driver. It should contain one of the values defined in - * 'enum greybus_class_type'. - * - */ -struct greybus_descriptor_bundle { - __u8 id; /* interface-relative id (0..) */ - __u8 class; - __u8 pad[2]; -} __packed; - -/* - * A CPort descriptor indicates the id of the bundle within the - * module it's associated with, along with the CPort id used to - * address the CPort. The protocol id defines the format of messages - * exchanged using the CPort. - */ -struct greybus_descriptor_cport { - __le16 id; - __u8 bundle; - __u8 protocol_id; /* enum greybus_protocol */ -} __packed; - -struct greybus_descriptor_header { - __le16 size; - __u8 type; /* enum greybus_descriptor_type */ - __u8 pad; -} __packed; - -struct greybus_descriptor { - struct greybus_descriptor_header header; - union { - struct greybus_descriptor_string string; - struct greybus_descriptor_interface interface; - struct greybus_descriptor_bundle bundle; - struct greybus_descriptor_cport cport; - }; -} __packed; - -struct greybus_manifest_header { - __le16 size; - __u8 version_major; - __u8 version_minor; -} __packed; - -struct greybus_manifest { - struct greybus_manifest_header header; - struct greybus_descriptor descriptors[0]; -} __packed; - -#endif /* __GREYBUS_MANIFEST_H */ |