1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Copyright(c) 1999 - 2018 Intel Corporation. */ 3 4 #ifndef _DCB_82598_CONFIG_H_ 5 #define _DCB_82598_CONFIG_H_ 6 7 /* DCB register definitions */ 8 9 #define IXGBE_DPMCS_MTSOS_SHIFT 16 10 #define IXGBE_DPMCS_TDPAC 0x00000001 /* 0 Round Robin, 1 DFP - Deficit Fixed Priority */ 11 #define IXGBE_DPMCS_TRM 0x00000010 /* Transmit Recycle Mode */ 12 #define IXGBE_DPMCS_ARBDIS 0x00000040 /* DCB arbiter disable */ 13 #define IXGBE_DPMCS_TSOEF 0x00080000 /* TSO Expand Factor: 0=x4, 1=x2 */ 14 15 #define IXGBE_RUPPBMR_MQA 0x80000000 /* Enable UP to queue mapping */ 16 17 #define IXGBE_RT2CR_MCL_SHIFT 12 /* Offset to Max Credit Limit setting */ 18 #define IXGBE_RT2CR_LSP 0x80000000 /* LSP enable bit */ 19 20 #define IXGBE_RDRXCTL_MPBEN 0x00000010 /* DMA config for multiple packet buffers enable */ 21 #define IXGBE_RDRXCTL_MCEN 0x00000040 /* DMA config for multiple cores (RSS) enable */ 22 23 #define IXGBE_TDTQ2TCCR_MCL_SHIFT 12 24 #define IXGBE_TDTQ2TCCR_BWG_SHIFT 9 25 #define IXGBE_TDTQ2TCCR_GSP 0x40000000 26 #define IXGBE_TDTQ2TCCR_LSP 0x80000000 27 28 #define IXGBE_TDPT2TCCR_MCL_SHIFT 12 29 #define IXGBE_TDPT2TCCR_BWG_SHIFT 9 30 #define IXGBE_TDPT2TCCR_GSP 0x40000000 31 #define IXGBE_TDPT2TCCR_LSP 0x80000000 32 33 #define IXGBE_PDPMCS_TPPAC 0x00000020 /* 0 Round Robin, 1 for DFP - Deficit Fixed Priority */ 34 #define IXGBE_PDPMCS_ARBDIS 0x00000040 /* Arbiter disable */ 35 #define IXGBE_PDPMCS_TRM 0x00000100 /* Transmit Recycle Mode enable */ 36 37 #define IXGBE_DTXCTL_ENDBUBD 0x00000004 /* Enable DBU buffer division */ 38 39 #define IXGBE_TXPBSIZE_40KB 0x0000A000 /* 40KB Packet Buffer */ 40 #define IXGBE_RXPBSIZE_48KB 0x0000C000 /* 48KB Packet Buffer */ 41 #define IXGBE_RXPBSIZE_64KB 0x00010000 /* 64KB Packet Buffer */ 42 #define IXGBE_RXPBSIZE_80KB 0x00014000 /* 80KB Packet Buffer */ 43 44 #define IXGBE_RDRXCTL_RDMTS_1_2 0x00000000 45 46 /* DCB hardware-specific driver APIs */ 47 48 /* DCB PFC functions */ 49 s32 ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *, u8 pfc_en); 50 51 /* DCB hw initialization */ 52 s32 ixgbe_dcb_config_rx_arbiter_82598(struct ixgbe_hw *hw, 53 u16 *refill, 54 u16 *max, 55 u8 *prio_type); 56 57 s32 ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *hw, 58 u16 *refill, 59 u16 *max, 60 u8 *bwg_id, 61 u8 *prio_type); 62 63 s32 ixgbe_dcb_config_tx_data_arbiter_82598(struct ixgbe_hw *hw, 64 u16 *refill, 65 u16 *max, 66 u8 *bwg_id, 67 u8 *prio_type); 68 69 s32 ixgbe_dcb_hw_config_82598(struct ixgbe_hw *hw, u8 pfc_en, u16 *refill, 70 u16 *max, u8 *bwg_id, u8 *prio_type); 71 72 #endif /* _DCB_82598_CONFIG_H */ 73