Messages in this thread Patch in this message | | | From | Lukasz Majewski <> | Subject | [PATCH 1/4] net: dsa: Extend the dsa_switch structure to hold info about HSR ports | Date | Tue, 29 Aug 2023 14:11:29 +0200 |
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Information about HSR aware ports in a DSA switch can be helpful when one needs tags to be adjusted before the HSR frame is sent.
For example - with ksz9477 switch - the TAG needs to be adjusted to have both HSR ports marked in tag to allow execution of HW based frame duplication.
Signed-off-by: Lukasz Majewski <lukma@denx.de> --- include/net/dsa.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/include/net/dsa.h b/include/net/dsa.h index d309ee7ed04b..15274afc42bb 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -470,6 +470,9 @@ struct dsa_switch { /* Number of switch port queues */ unsigned int num_tx_queues; + /* Bitmask indicating ports supporting HSR */ + u16 hsr_ports; + /* Drivers that benefit from having an ID associated with each * offloaded LAG should set this to the maximum number of * supported IDs. DSA will then maintain a mapping of _at -- 2.20.1
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