net/sfc/base: document the event type for CTPIO sends

Document the TX_EV_TYPE used for TX completion events corresponding
to CTPIO sends.

Signed-off-by: Andy Moreton <amoreton@solarflare.com>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>

diff --git a/drivers/net/sfc/base/efx_regs_mcdi.h b/drivers/net/sfc/base/efx_regs_mcdi.h
index 2cc750e..37f9f25 100644 (file)
--- a/drivers/net/sfc/base/efx_regs_mcdi.h
+++ b/drivers/net/sfc/base/efx_regs_mcdi.h
@@ -6730,6 +6730,10 @@
 #define        TX_TIMESTAMP_EVENT_TX_EV_TYPE_LEN 1
 /* enum: This is a TX completion event, not a timestamp */
 #define        TX_TIMESTAMP_EVENT_TX_EV_COMPLETION  0x0
+/* enum: This is a TX completion event for a CTPIO transmit. The event format
+ * is the same as for TX_EV_COMPLETION.
+ */
+#define        TX_TIMESTAMP_EVENT_TX_EV_CTPIO_COMPLETION  0x11
 /* enum: This is the low part of a TX timestamp event */
 #define        TX_TIMESTAMP_EVENT_TX_EV_TSTAMP_LO  0x51
 /* enum: This is the high part of a TX timestamp event */