xref: /OK3568_Linux_fs/kernel/drivers/net/ethernet/mscc/ocelot_qs.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Microsemi Ocelot Switch driver
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (c) 2017 Microsemi Corporation
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef _MSCC_OCELOT_QS_H_
9*4882a593Smuzhiyun #define _MSCC_OCELOT_QS_H_
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun /* TODO handle BE */
12*4882a593Smuzhiyun #define XTR_EOF_0          0x00000080U
13*4882a593Smuzhiyun #define XTR_EOF_1          0x01000080U
14*4882a593Smuzhiyun #define XTR_EOF_2          0x02000080U
15*4882a593Smuzhiyun #define XTR_EOF_3          0x03000080U
16*4882a593Smuzhiyun #define XTR_PRUNED         0x04000080U
17*4882a593Smuzhiyun #define XTR_ABORT          0x05000080U
18*4882a593Smuzhiyun #define XTR_ESCAPE         0x06000080U
19*4882a593Smuzhiyun #define XTR_NOT_READY      0x07000080U
20*4882a593Smuzhiyun #define XTR_VALID_BYTES(x) (4 - (((x) >> 24) & 3))
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define QS_XTR_GRP_CFG_RSZ                                0x4
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #define QS_XTR_GRP_CFG_MODE(x)                            (((x) << 2) & GENMASK(3, 2))
25*4882a593Smuzhiyun #define QS_XTR_GRP_CFG_MODE_M                             GENMASK(3, 2)
26*4882a593Smuzhiyun #define QS_XTR_GRP_CFG_MODE_X(x)                          (((x) & GENMASK(3, 2)) >> 2)
27*4882a593Smuzhiyun #define QS_XTR_GRP_CFG_STATUS_WORD_POS                    BIT(1)
28*4882a593Smuzhiyun #define QS_XTR_GRP_CFG_BYTE_SWAP                          BIT(0)
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define QS_XTR_RD_RSZ                                     0x4
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun #define QS_XTR_FRM_PRUNING_RSZ                            0x4
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #define QS_XTR_CFG_DP_WM(x)                               (((x) << 5) & GENMASK(7, 5))
35*4882a593Smuzhiyun #define QS_XTR_CFG_DP_WM_M                                GENMASK(7, 5)
36*4882a593Smuzhiyun #define QS_XTR_CFG_DP_WM_X(x)                             (((x) & GENMASK(7, 5)) >> 5)
37*4882a593Smuzhiyun #define QS_XTR_CFG_SCH_WM(x)                              (((x) << 2) & GENMASK(4, 2))
38*4882a593Smuzhiyun #define QS_XTR_CFG_SCH_WM_M                               GENMASK(4, 2)
39*4882a593Smuzhiyun #define QS_XTR_CFG_SCH_WM_X(x)                            (((x) & GENMASK(4, 2)) >> 2)
40*4882a593Smuzhiyun #define QS_XTR_CFG_OFLW_ERR_STICKY(x)                     ((x) & GENMASK(1, 0))
41*4882a593Smuzhiyun #define QS_XTR_CFG_OFLW_ERR_STICKY_M                      GENMASK(1, 0)
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun #define QS_INJ_GRP_CFG_RSZ                                0x4
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun #define QS_INJ_GRP_CFG_MODE(x)                            (((x) << 2) & GENMASK(3, 2))
46*4882a593Smuzhiyun #define QS_INJ_GRP_CFG_MODE_M                             GENMASK(3, 2)
47*4882a593Smuzhiyun #define QS_INJ_GRP_CFG_MODE_X(x)                          (((x) & GENMASK(3, 2)) >> 2)
48*4882a593Smuzhiyun #define QS_INJ_GRP_CFG_BYTE_SWAP                          BIT(0)
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun #define QS_INJ_WR_RSZ                                     0x4
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun #define QS_INJ_CTRL_RSZ                                   0x4
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun #define QS_INJ_CTRL_GAP_SIZE(x)                           (((x) << 21) & GENMASK(24, 21))
55*4882a593Smuzhiyun #define QS_INJ_CTRL_GAP_SIZE_M                            GENMASK(24, 21)
56*4882a593Smuzhiyun #define QS_INJ_CTRL_GAP_SIZE_X(x)                         (((x) & GENMASK(24, 21)) >> 21)
57*4882a593Smuzhiyun #define QS_INJ_CTRL_ABORT                                 BIT(20)
58*4882a593Smuzhiyun #define QS_INJ_CTRL_EOF                                   BIT(19)
59*4882a593Smuzhiyun #define QS_INJ_CTRL_SOF                                   BIT(18)
60*4882a593Smuzhiyun #define QS_INJ_CTRL_VLD_BYTES(x)                          (((x) << 16) & GENMASK(17, 16))
61*4882a593Smuzhiyun #define QS_INJ_CTRL_VLD_BYTES_M                           GENMASK(17, 16)
62*4882a593Smuzhiyun #define QS_INJ_CTRL_VLD_BYTES_X(x)                        (((x) & GENMASK(17, 16)) >> 16)
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun #define QS_INJ_STATUS_WMARK_REACHED(x)                    (((x) << 4) & GENMASK(5, 4))
65*4882a593Smuzhiyun #define QS_INJ_STATUS_WMARK_REACHED_M                     GENMASK(5, 4)
66*4882a593Smuzhiyun #define QS_INJ_STATUS_WMARK_REACHED_X(x)                  (((x) & GENMASK(5, 4)) >> 4)
67*4882a593Smuzhiyun #define QS_INJ_STATUS_FIFO_RDY(x)                         (((x) << 2) & GENMASK(3, 2))
68*4882a593Smuzhiyun #define QS_INJ_STATUS_FIFO_RDY_M                          GENMASK(3, 2)
69*4882a593Smuzhiyun #define QS_INJ_STATUS_FIFO_RDY_X(x)                       (((x) & GENMASK(3, 2)) >> 2)
70*4882a593Smuzhiyun #define QS_INJ_STATUS_INJ_IN_PROGRESS(x)                  ((x) & GENMASK(1, 0))
71*4882a593Smuzhiyun #define QS_INJ_STATUS_INJ_IN_PROGRESS_M                   GENMASK(1, 0)
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun #define QS_INJ_ERR_RSZ                                    0x4
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun #define QS_INJ_ERR_ABORT_ERR_STICKY                       BIT(1)
76*4882a593Smuzhiyun #define QS_INJ_ERR_WR_ERR_STICKY                          BIT(0)
77*4882a593Smuzhiyun 
78*4882a593Smuzhiyun #endif
79