xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ptp: Change ptp_class to a proper bitmask

Browse Source 
Change the definition of PTP_CLASS_L2 to not have any bits overlapping with
the other defined protocol values, allowing the PTP_CLASS_* definitions to
be for simple filtering on packet type.

Signed-off-by: Stefan Sørensen <stefan.sorensen@spectralink.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stefan Sørensen
2015-11-03 09:34:07 +01:00
committed by David S. Miller
parent ccf6ee9a69
commit 5f94c943d5
2 changed files with 12 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
include/linux/ptp_classify.h
View File

@@ -32,9 +32,9 @@
#define PTP_CLASS_VMASK 0x0f /* max protocol version is 15 */
#define PTP_CLASS_IPV4 0x10 /* event in an IPV4 UDP packet */
#define PTP_CLASS_IPV6 0x20 /* event in an IPV6 UDP packet */
#define PTP_CLASS_L2 0x30 /* event in a L2 packet */
#define PTP_CLASS_PMASK 0x30 /* mask for the packet type field */
#define PTP_CLASS_VLAN 0x40 /* event in a VLAN tagged packet */
#define PTP_CLASS_L2 0x40 /* event in a L2 packet */
#define PTP_CLASS_PMASK 0x70 /* mask for the packet type field */
#define PTP_CLASS_VLAN 0x80 /* event in a VLAN tagged packet */
#define PTP_CLASS_V1_IPV4 (PTP_CLASS_V1 | PTP_CLASS_IPV4)
#define PTP_CLASS_V1_IPV6 (PTP_CLASS_V1 | PTP_CLASS_IPV6) /* probably DNE */
@@ -42,6 +42,7 @@
#define PTP_CLASS_V2_IPV6 (PTP_CLASS_V2 | PTP_CLASS_IPV6)
#define PTP_CLASS_V2_L2 (PTP_CLASS_V2 | PTP_CLASS_L2)
#define PTP_CLASS_V2_VLAN (PTP_CLASS_V2 | PTP_CLASS_VLAN)
#define PTP_CLASS_L4 (PTP_CLASS_IPV4 | PTP_CLASS_IPV6)
#define PTP_EV_PORT 319
#define PTP_GEN_BIT 0x08 /* indicates general message, if set in message type */