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Diffstat (limited to 'drivers/net/dsa/sja1105/sja1105.h')
-rw-r--r--drivers/net/dsa/sja1105/sja1105.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/dsa/sja1105/sja1105.h b/drivers/net/dsa/sja1105/sja1105.h
index 38506bde83c6..0489d9adf957 100644
--- a/drivers/net/dsa/sja1105/sja1105.h
+++ b/drivers/net/dsa/sja1105/sja1105.h
@@ -12,6 +12,10 @@
#define SJA1105_NUM_PORTS 5
#define SJA1105_NUM_TC 8
#define SJA1105ET_FDB_BIN_SIZE 4
+/* The hardware value is in multiples of 10 ms.
+ * The passed parameter is in multiples of 1 ms.
+ */
+#define SJA1105_AGEING_TIME_MS(ms) ((ms) / 10)
/* Keeps the different addresses between E/T and P/Q/R/S */
struct sja1105_regs {