| Message ID | 20210729022053.134453-4-jk@codeconstruct.com.au (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 2c8e2e9aec7927b387540a88351b8405ee82b34a |
| Delegated to: | Netdev Maintainers |
| Headers | show |
| Series | Add Management Component Transport Protocol support | expand |
| Context | Check | Description |
|---|---|---|
| netdev/cover_letter | success | Link |
| netdev/fixes_present | success | Link |
| netdev/patch_count | success | Link |
| netdev/tree_selection | success | Clearly marked for net-next |
| netdev/subject_prefix | success | Link |
| netdev/cc_maintainers | success | CCed 5 of 5 maintainers |
| netdev/source_inline | success | Was 0 now: 0 |
| netdev/verify_signedoff | success | Link |
| netdev/module_param | success | Was 0 now: 0 |
| netdev/build_32bit | success | Errors and warnings before: 0 this patch: 0 |
| netdev/kdoc | success | Errors and warnings before: 0 this patch: 0 |
| netdev/verify_fixes | success | Link |
| netdev/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 42 lines checked |
| netdev/build_allmodconfig_warn | success | Errors and warnings before: 0 this patch: 0 |
| netdev/header_inline | success | Link |
diff --git a/MAINTAINERS b/MAINTAINERS index 22a1ff9afd9d..770b986d10f0 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -11037,6 +11037,7 @@ M: Jeremy Kerr <jk@codeconstruct.com.au> M: Matt Johnston <matt@codeconstruct.com.au> L: netdev@vger.kernel.org S: Maintained +F: include/net/mctp.h F: net/mctp/ MAN-PAGES: MANUAL PAGES FOR LINUX -- Sections 2, 3, 4, 5, and 7 diff --git a/include/net/mctp.h b/include/net/mctp.h new file mode 100644 index 000000000000..4c01e083be45 --- /dev/null +++ b/include/net/mctp.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Management Component Transport Protocol (MCTP) + * + * Copyright (c) 2021 Code Construct + * Copyright (c) 2021 Google + */ + +#ifndef __NET_MCTP_H +#define __NET_MCTP_H + +#include <linux/bits.h> + +/* MCTP packet definitions */ +struct mctp_hdr { + u8 ver; + u8 dest; + u8 src; + u8 flags_seq_tag; +}; + +#define MCTP_VER_MIN 1 +#define MCTP_VER_MAX 1 + +/* Definitions for flags_seq_tag field */ +#define MCTP_HDR_FLAG_SOM BIT(7) +#define MCTP_HDR_FLAG_EOM BIT(6) +#define MCTP_HDR_FLAG_TO BIT(3) +#define MCTP_HDR_FLAGS GENMASK(5, 3) +#define MCTP_HDR_SEQ_SHIFT 4 +#define MCTP_HDR_SEQ_MASK GENMASK(1, 0) +#define MCTP_HDR_TAG_SHIFT 0 +#define MCTP_HDR_TAG_MASK GENMASK(2, 0) + +#endif /* __NET_MCTP_H */
Simple packet header format as defined by DMTF DSP0236. Signed-off-by: Jeremy Kerr <jk@codeconstruct.com.au> --- v2: - Controller -> component --- MAINTAINERS | 1 + include/net/mctp.h | 35 +++++++++++++++++++++++++++++++++++ 2 files changed, 36 insertions(+) create mode 100644 include/net/mctp.h