[PATCH net-next v2 1/3] net: ptp: introduce common defines for PTP message types

From: Christian Eggers
Date: Wed Nov 18 2020 - 11:24:30 EST


Using PTP wide defines will obsolete different driver internal defines
and uses of magic numbers.

Signed-off-by: Christian Eggers <ceggers@xxxxxxx>
Cc: Kurt Kanzenbach <kurt@xxxxxxxxxxxxx>
---
include/linux/ptp_classify.h | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/include/linux/ptp_classify.h b/include/linux/ptp_classify.h
index 56b2d7d66177..cc0da0b134a4 100644
--- a/include/linux/ptp_classify.h
+++ b/include/linux/ptp_classify.h
@@ -31,6 +31,11 @@
#define PTP_CLASS_V2_VLAN (PTP_CLASS_V2 | PTP_CLASS_VLAN)
#define PTP_CLASS_L4 (PTP_CLASS_IPV4 | PTP_CLASS_IPV6)

+#define PTP_MSGTYPE_SYNC 0x0
+#define PTP_MSGTYPE_DELAY_REQ 0x1
+#define PTP_MSGTYPE_PDELAY_REQ 0x2
+#define PTP_MSGTYPE_PDELAY_RESP 0x3
+
#define PTP_EV_PORT 319
#define PTP_GEN_BIT 0x08 /* indicates general message, if set in message type */

@@ -138,7 +143,7 @@ static inline u8 ptp_get_msgtype(const struct ptp_header *hdr,
/* The return is meaningless. The stub function would not be
* executed since no available header from ptp_parse_header.
*/
- return 0;
+ return PTP_MSGTYPE_SYNC;
}
#endif
#endif /* _PTP_CLASSIFY_H_ */
--
Christian Eggers
Embedded software developer

Arnold & Richter Cine Technik GmbH & Co. Betriebs KG
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