sfc: Add flag for stack-owned RX MAC filters

[mirror_ubuntu-bionic-kernel.git] / drivers / net / ethernet / sfc / filter.h

diff --git a/drivers/net/ethernet/sfc/filter.h b/drivers/net/ethernet/sfc/filter.h
index 1b410defccecc9a35e445b52ca4fad53e6efef2a..e459e43a279898e923788c568373ac84d9af987a 100644 (file)
--- a/drivers/net/ethernet/sfc/filter.h
+++ b/drivers/net/ethernet/sfc/filter.h
@@ -78,12 +78,19 @@ enum efx_filter_priority {
  *     according to the indirection table.
  * @EFX_FILTER_FLAG_RX_SCATTER: Enable DMA scatter on the receiving
  *     queue.
+ * @EFX_FILTER_FLAG_RX_STACK: Indicates a filter inserted for the
+ *     network stack.  The filter must have a priority of
+ *     %EFX_FILTER_PRI_REQUIRED.  It can be steered by a replacement
+ *     request with priority %EFX_FILTER_PRI_MANUAL, and a removal
+ *     request with priority %EFX_FILTER_PRI_MANUAL will reset the
+ *     steering (but not remove the filter).
  * @EFX_FILTER_FLAG_RX: Filter is for RX
  * @EFX_FILTER_FLAG_TX: Filter is for TX
  */
 enum efx_filter_flags {
        EFX_FILTER_FLAG_RX_RSS = 0x01,
        EFX_FILTER_FLAG_RX_SCATTER = 0x02,
+       EFX_FILTER_FLAG_RX_STACK = 0x04,
        EFX_FILTER_FLAG_RX = 0x08,
        EFX_FILTER_FLAG_TX = 0x10,
 };