diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_abi.h')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_abi.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_abi.h b/drivers/net/ethernet/netronome/nfp/nfp_abi.h index 7ffa6e6a9d1c..8b56c27931bf 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_abi.h +++ b/drivers/net/ethernet/netronome/nfp/nfp_abi.h @@ -59,12 +59,26 @@ * @NFP_MBOX_POOL_SET: set shared buffer pool info/config * Input - struct nfp_shared_buf_pool_info_set * Output - None + * + * @NFP_MBOX_PCIE_ABM_ENABLE: enable PCIe-side advanced buffer management + * Enable advanced buffer management of the PCIe block. If ABM is disabled + * PCIe block maintains a very short queue of buffers and does tail drop. + * ABM allows more advanced buffering and priority control. + * Input - None + * Output - None + * + * @NFP_MBOX_PCIE_ABM_DISABLE: disable PCIe-side advanced buffer management + * Input - None + * Output - None */ enum nfp_mbox_cmd { NFP_MBOX_NO_CMD = 0x00, NFP_MBOX_POOL_GET = 0x01, NFP_MBOX_POOL_SET = 0x02, + + NFP_MBOX_PCIE_ABM_ENABLE = 0x03, + NFP_MBOX_PCIE_ABM_DISABLE = 0x04, }; #define NFP_SHARED_BUF_COUNT_SYM_NAME "_abi_nfd_pf%u_sb_cnt" |
