xref: /freebsd/sys/dev/ixgbe/ixgbe_dcb_82598.h (revision 907b59d76938e654f0d040a888e8dfca3de1e222)
1 /******************************************************************************
2 
3   Copyright (c) 2001-2015, Intel Corporation
4   All rights reserved.
5 
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32 ******************************************************************************/
33 /*$FreeBSD$*/
34 
35 #ifndef _IXGBE_DCB_82598_H_
36 #define _IXGBE_DCB_82598_H_
37 
38 /* DCB register definitions */
39 
40 #define IXGBE_DPMCS_MTSOS_SHIFT	16
41 #define IXGBE_DPMCS_TDPAC	0x00000001 /* 0 Round Robin,
42 					    * 1 DFP - Deficit Fixed Priority */
43 #define IXGBE_DPMCS_TRM		0x00000010 /* Transmit Recycle Mode */
44 #define IXGBE_DPMCS_ARBDIS	0x00000040 /* DCB arbiter disable */
45 #define IXGBE_DPMCS_TSOEF	0x00080000 /* TSO Expand Factor: 0=x4, 1=x2 */
46 
47 #define IXGBE_RUPPBMR_MQA	0x80000000 /* Enable UP to queue mapping */
48 
49 #define IXGBE_RT2CR_MCL_SHIFT	12 /* Offset to Max Credit Limit setting */
50 #define IXGBE_RT2CR_LSP		0x80000000 /* LSP enable bit */
51 
52 #define IXGBE_RDRXCTL_MPBEN	0x00000010 /* DMA config for multiple packet
53 					    * buffers enable */
54 #define IXGBE_RDRXCTL_MCEN	0x00000040 /* DMA config for multiple cores
55 					    * (RSS) enable */
56 
57 #define IXGBE_TDTQ2TCCR_MCL_SHIFT	12
58 #define IXGBE_TDTQ2TCCR_BWG_SHIFT	9
59 #define IXGBE_TDTQ2TCCR_GSP	0x40000000
60 #define IXGBE_TDTQ2TCCR_LSP	0x80000000
61 
62 #define IXGBE_TDPT2TCCR_MCL_SHIFT	12
63 #define IXGBE_TDPT2TCCR_BWG_SHIFT	9
64 #define IXGBE_TDPT2TCCR_GSP	0x40000000
65 #define IXGBE_TDPT2TCCR_LSP	0x80000000
66 
67 #define IXGBE_PDPMCS_TPPAC	0x00000020 /* 0 Round Robin,
68 					    * 1 DFP - Deficit Fixed Priority */
69 #define IXGBE_PDPMCS_ARBDIS	0x00000040 /* Arbiter disable */
70 #define IXGBE_PDPMCS_TRM	0x00000100 /* Transmit Recycle Mode enable */
71 
72 #define IXGBE_DTXCTL_ENDBUBD	0x00000004 /* Enable DBU buffer division */
73 
74 #define IXGBE_TXPBSIZE_40KB	0x0000A000 /* 40KB Packet Buffer */
75 #define IXGBE_RXPBSIZE_48KB	0x0000C000 /* 48KB Packet Buffer */
76 #define IXGBE_RXPBSIZE_64KB	0x00010000 /* 64KB Packet Buffer */
77 #define IXGBE_RXPBSIZE_80KB	0x00014000 /* 80KB Packet Buffer */
78 
79 /* DCB driver APIs */
80 
81 /* DCB PFC */
82 s32 ixgbe_dcb_config_pfc_82598(struct ixgbe_hw *, u8);
83 
84 /* DCB stats */
85 s32 ixgbe_dcb_config_tc_stats_82598(struct ixgbe_hw *);
86 s32 ixgbe_dcb_get_tc_stats_82598(struct ixgbe_hw *,
87 				 struct ixgbe_hw_stats *, u8);
88 s32 ixgbe_dcb_get_pfc_stats_82598(struct ixgbe_hw *,
89 				  struct ixgbe_hw_stats *, u8);
90 
91 /* DCB config arbiters */
92 s32 ixgbe_dcb_config_tx_desc_arbiter_82598(struct ixgbe_hw *, u16 *, u16 *,
93 					   u8 *, u8 *);
94 s32 ixgbe_dcb_config_tx_data_arbiter_82598(struct ixgbe_hw *, u16 *, u16 *,
95 					   u8 *, u8 *);
96 s32 ixgbe_dcb_config_rx_arbiter_82598(struct ixgbe_hw *, u16 *, u16 *, u8 *);
97 
98 /* DCB initialization */
99 s32 ixgbe_dcb_hw_config_82598(struct ixgbe_hw *, int, u16 *, u16 *, u8 *, u8 *);
100 #endif /* _IXGBE_DCB_82958_H_ */
101