diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h index 9510928b7cca..423976d97fa6 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.h @@ -89,12 +89,28 @@ */ #define DPAA2_ETH_SWA_SIZE 64 +/* We store different information in the software annotation area of a Tx frame + * based on what type of frame it is + */ +enum dpaa2_eth_swa_type { + DPAA2_ETH_SWA_SINGLE, + DPAA2_ETH_SWA_SG, +}; + /* Must keep this struct smaller than DPAA2_ETH_SWA_SIZE */ struct dpaa2_eth_swa { - struct sk_buff *skb; - struct scatterlist *scl; - int num_sg; - int sgt_size; + enum dpaa2_eth_swa_type type; + union { + struct { + struct sk_buff *skb; + } single; + struct { + struct sk_buff *skb; + struct scatterlist *scl; + int num_sg; + int sgt_size; + } sg; + }; }; /* Annotation valid bits in FD FRC */ |