1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) */ 2 /* 3 * Driver for Microsemi VSC85xx PHYs 4 * 5 * Copyright (C) 2019 Microsemi Corporation 6 */ 7 8 #ifndef _MSCC_PHY_FC_BUFFER_H_ 9 #define _MSCC_PHY_FC_BUFFER_H_ 10 11 #define MSCC_FCBUF_ENA_CFG 0x00 12 #define MSCC_FCBUF_MODE_CFG 0x01 13 #define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG 0x02 14 #define MSCC_FCBUF_TX_CTRL_QUEUE_CFG 0x03 15 #define MSCC_FCBUF_TX_DATA_QUEUE_CFG 0x04 16 #define MSCC_FCBUF_RX_DATA_QUEUE_CFG 0x05 17 #define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG 0x06 18 #define MSCC_FCBUF_FC_READ_THRESH_CFG 0x07 19 #define MSCC_FCBUF_TX_FRM_GAP_COMP 0x08 20 21 #define MSCC_FCBUF_ENA_CFG_TX_ENA BIT(0) 22 #define MSCC_FCBUF_ENA_CFG_RX_ENA BIT(4) 23 24 #define MSCC_FCBUF_MODE_CFG_DROP_BEHAVIOUR BIT(4) 25 #define MSCC_FCBUF_MODE_CFG_PAUSE_REACT_ENA BIT(8) 26 #define MSCC_FCBUF_MODE_CFG_RX_PPM_RATE_ADAPT_ENA BIT(12) 27 #define MSCC_FCBUF_MODE_CFG_TX_PPM_RATE_ADAPT_ENA BIT(16) 28 #define MSCC_FCBUF_MODE_CFG_TX_CTRL_QUEUE_ENA BIT(20) 29 #define MSCC_FCBUF_MODE_CFG_PAUSE_GEN_ENA BIT(24) 30 #define MSCC_FCBUF_MODE_CFG_INCLUDE_PAUSE_RCVD_IN_PAUSE_GEN BIT(28) 31 32 #define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_TX_THRESH(x) (x) 33 #define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_TX_THRESH_M GENMASK(15, 0) 34 #define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_TX_OFFSET(x) ((x) << 16) 35 #define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_TX_OFFSET_M GENMASK(19, 16) 36 #define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_RX_THRESH(x) ((x) << 20) 37 #define MSCC_FCBUF_PPM_RATE_ADAPT_THRESH_CFG_RX_THRESH_M GENMASK(31, 20) 38 39 #define MSCC_FCBUF_TX_CTRL_QUEUE_CFG_START(x) (x) 40 #define MSCC_FCBUF_TX_CTRL_QUEUE_CFG_START_M GENMASK(15, 0) 41 #define MSCC_FCBUF_TX_CTRL_QUEUE_CFG_END(x) ((x) << 16) 42 #define MSCC_FCBUF_TX_CTRL_QUEUE_CFG_END_M GENMASK(31, 16) 43 44 #define MSCC_FCBUF_TX_DATA_QUEUE_CFG_START(x) (x) 45 #define MSCC_FCBUF_TX_DATA_QUEUE_CFG_START_M GENMASK(15, 0) 46 #define MSCC_FCBUF_TX_DATA_QUEUE_CFG_END(x) ((x) << 16) 47 #define MSCC_FCBUF_TX_DATA_QUEUE_CFG_END_M GENMASK(31, 16) 48 49 #define MSCC_FCBUF_RX_DATA_QUEUE_CFG_START(x) (x) 50 #define MSCC_FCBUF_RX_DATA_QUEUE_CFG_START_M GENMASK(15, 0) 51 #define MSCC_FCBUF_RX_DATA_QUEUE_CFG_END(x) ((x) << 16) 52 #define MSCC_FCBUF_RX_DATA_QUEUE_CFG_END_M GENMASK(31, 16) 53 54 #define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG_XOFF_THRESH(x) (x) 55 #define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG_XOFF_THRESH_M GENMASK(15, 0) 56 #define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG_XON_THRESH(x) ((x) << 16) 57 #define MSCC_FCBUF_TX_BUFF_XON_XOFF_THRESH_CFG_XON_THRESH_M GENMASK(31, 16) 58 59 #define MSCC_FCBUF_FC_READ_THRESH_CFG_TX_THRESH(x) (x) 60 #define MSCC_FCBUF_FC_READ_THRESH_CFG_TX_THRESH_M GENMASK(15, 0) 61 #define MSCC_FCBUF_FC_READ_THRESH_CFG_RX_THRESH(x) ((x) << 16) 62 #define MSCC_FCBUF_FC_READ_THRESH_CFG_RX_THRESH_M GENMASK(31, 16) 63 64 #endif /* _MSCC_PHY_FC_BUFFER_H_ */ 65