diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-08-25 07:54:29 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-08-27 19:03:08 +0200 |
| commit | b81beec9cb2d586412c7166c893894930f19965e (patch) | |
| tree | b2ffbe567bc901e3daec4a50161f78e0cbc2d652 /drivers/greybus/arpc.h | |
| parent | 8465def499c70d041a234087eff380108da7e830 (diff) | |
staging: greybus: move es2 to drivers/greybus/
The es2 Greybus host controller has long been stable, so move it out of
drivers/staging/ to drivers/greybus/
Cc: Johan Hovold <johan@kernel.org>
Cc: greybus-dev@lists.linaro.org
Cc: linux-kernel@vger.kernel.org
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Acked-by: Alex Elder <elder@kernel.org>
Link: https://lore.kernel.org/r/20190825055429.18547-10-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/greybus/arpc.h')
| -rw-r--r-- | drivers/greybus/arpc.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/drivers/greybus/arpc.h b/drivers/greybus/arpc.h new file mode 100644 index 000000000000..c8b83c5cfa79 --- /dev/null +++ b/drivers/greybus/arpc.h @@ -0,0 +1,63 @@ +/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ +/* + * Copyright(c) 2016 Google Inc. All rights reserved. + * Copyright(c) 2016 Linaro Ltd. All rights reserved. + */ + +#ifndef __ARPC_H +#define __ARPC_H + +/* APBridgeA RPC (ARPC) */ + +enum arpc_result { + ARPC_SUCCESS = 0x00, + ARPC_NO_MEMORY = 0x01, + ARPC_INVALID = 0x02, + ARPC_TIMEOUT = 0x03, + ARPC_UNKNOWN_ERROR = 0xff, +}; + +struct arpc_request_message { + __le16 id; /* RPC unique id */ + __le16 size; /* Size in bytes of header + payload */ + __u8 type; /* RPC type */ + __u8 data[0]; /* ARPC data */ +} __packed; + +struct arpc_response_message { + __le16 id; /* RPC unique id */ + __u8 result; /* Result of RPC */ +} __packed; + +/* ARPC requests */ +#define ARPC_TYPE_CPORT_CONNECTED 0x01 +#define ARPC_TYPE_CPORT_QUIESCE 0x02 +#define ARPC_TYPE_CPORT_CLEAR 0x03 +#define ARPC_TYPE_CPORT_FLUSH 0x04 +#define ARPC_TYPE_CPORT_SHUTDOWN 0x05 + +struct arpc_cport_connected_req { + __le16 cport_id; +} __packed; + +struct arpc_cport_quiesce_req { + __le16 cport_id; + __le16 peer_space; + __le16 timeout; +} __packed; + +struct arpc_cport_clear_req { + __le16 cport_id; +} __packed; + +struct arpc_cport_flush_req { + __le16 cport_id; +} __packed; + +struct arpc_cport_shutdown_req { + __le16 cport_id; + __le16 timeout; + __u8 phase; +} __packed; + +#endif /* __ARPC_H */ |