Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1 | /* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
Laxminath Kasam | 605b42f | 2017-08-01 22:02:15 +0530 | [diff] [blame] | 13 | #ifndef __WCD9XXX_SLIMSLAVE_H_ |
| 14 | #define __WCD9XXX_SLIMSLAVE_H_ |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 15 | |
| 16 | #include <linux/slimbus/slimbus.h> |
Laxminath Kasam | 605b42f | 2017-08-01 22:02:15 +0530 | [diff] [blame] | 17 | #include "core.h" |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 18 | |
| 19 | |
| 20 | /* |
| 21 | * client is expected to give port ids in the range of |
| 22 | * 1-10 for pre Taiko Tx ports and 1-16 for Taiko |
| 23 | * 1-7 for pre Taiko Rx ports and 1-16 for Tako, |
| 24 | * we need to add offset for getting the absolute slave |
| 25 | * port id before configuring the HW |
| 26 | */ |
| 27 | #define TABLA_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS 10 |
| 28 | #define TAIKO_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS 16 |
| 29 | |
| 30 | #define SLIM_MAX_TX_PORTS TAIKO_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS |
| 31 | |
| 32 | #define TABLA_SB_PGD_OFFSET_OF_RX_SLAVE_DEV_PORTS \ |
| 33 | TABLA_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS |
| 34 | #define TAIKO_SB_PGD_OFFSET_OF_RX_SLAVE_DEV_PORTS \ |
| 35 | TAIKO_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS |
| 36 | |
| 37 | #define TABLA_SB_PGD_MAX_NUMBER_OF_RX_SLAVE_DEV_PORTS 7 |
| 38 | #define TAIKO_SB_PGD_MAX_NUMBER_OF_RX_SLAVE_DEV_PORTS 13 |
| 39 | |
| 40 | #define SLIM_MAX_RX_PORTS TAIKO_SB_PGD_MAX_NUMBER_OF_RX_SLAVE_DEV_PORTS |
| 41 | |
| 42 | #define SLIM_MAX_REG_ADDR (0x180 + 4 * (SLIM_MAX_RX_PORTS)) |
| 43 | |
| 44 | #define TABLA_SB_PGD_RX_PORT_MULTI_CHANNEL_0_START_PORT_ID \ |
| 45 | TABLA_SB_PGD_OFFSET_OF_RX_SLAVE_DEV_PORTS |
| 46 | #define TAIKO_SB_PGD_RX_PORT_MULTI_CHANNEL_0_START_PORT_ID \ |
| 47 | TAIKO_SB_PGD_OFFSET_OF_RX_SLAVE_DEV_PORTS |
| 48 | |
| 49 | #define TABLA_SB_PGD_RX_PORT_MULTI_CHANNEL_0_END_PORT_ID 16 |
| 50 | #define TAIKO_SB_PGD_RX_PORT_MULTI_CHANNEL_0_END_PORT_ID 31 |
| 51 | |
| 52 | #define TABLA_SB_PGD_TX_PORT_MULTI_CHANNEL_1_END_PORT_ID 9 |
| 53 | #define TAIKO_SB_PGD_TX_PORT_MULTI_CHANNEL_1_END_PORT_ID 15 |
| 54 | |
| 55 | /* below details are taken from SLIMBUS slave SWI */ |
| 56 | #define SB_PGD_PORT_BASE 0x000 |
| 57 | |
| 58 | #define SB_PGD_PORT_CFG_BYTE_ADDR(offset, port_num) \ |
| 59 | (SB_PGD_PORT_BASE + offset + (1 * port_num)) |
| 60 | |
| 61 | #define SB_PGD_TX_PORT_MULTI_CHANNEL_0(port_num) \ |
| 62 | (SB_PGD_PORT_BASE + 0x100 + 4*port_num) |
| 63 | #define SB_PGD_TX_PORT_MULTI_CHANNEL_0_START_PORT_ID 0 |
| 64 | #define SB_PGD_TX_PORT_MULTI_CHANNEL_0_END_PORT_ID 7 |
| 65 | |
| 66 | #define SB_PGD_TX_PORT_MULTI_CHANNEL_1(port_num) \ |
| 67 | (SB_PGD_PORT_BASE + 0x101 + 4*port_num) |
| 68 | #define SB_PGD_TX_PORT_MULTI_CHANNEL_1_START_PORT_ID 8 |
| 69 | |
| 70 | #define SB_PGD_RX_PORT_MULTI_CHANNEL_0(offset, port_num) \ |
| 71 | (SB_PGD_PORT_BASE + offset + (4 * port_num)) |
| 72 | |
| 73 | /* slave port water mark level |
| 74 | * (0: 6bytes, 1: 9bytes, 2: 12 bytes, 3: 15 bytes) |
| 75 | */ |
| 76 | #define SLAVE_PORT_WATER_MARK_6BYTES 0 |
| 77 | #define SLAVE_PORT_WATER_MARK_9BYTES 1 |
| 78 | #define SLAVE_PORT_WATER_MARK_12BYTES 2 |
| 79 | #define SLAVE_PORT_WATER_MARK_15BYTES 3 |
| 80 | #define SLAVE_PORT_WATER_MARK_SHIFT 1 |
| 81 | #define SLAVE_PORT_ENABLE 1 |
| 82 | #define SLAVE_PORT_DISABLE 0 |
| 83 | #define WATER_MARK_VAL \ |
| 84 | ((SLAVE_PORT_WATER_MARK_12BYTES << SLAVE_PORT_WATER_MARK_SHIFT) | \ |
| 85 | (SLAVE_PORT_ENABLE)) |
| 86 | #define BASE_CH_NUM 128 |
| 87 | |
| 88 | |
| 89 | int wcd9xxx_init_slimslave(struct wcd9xxx *wcd9xxx, |
| 90 | u8 wcd9xxx_pgd_la, |
| 91 | unsigned int tx_num, unsigned int *tx_slot, |
| 92 | unsigned int rx_num, unsigned int *rx_slot); |
| 93 | |
| 94 | int wcd9xxx_deinit_slimslave(struct wcd9xxx *wcd9xxx); |
| 95 | |
| 96 | int wcd9xxx_cfg_slim_sch_rx(struct wcd9xxx *wcd9xxx, |
| 97 | struct list_head *wcd9xxx_ch_list, |
| 98 | unsigned int rate, unsigned int bit_width, |
| 99 | u16 *grph); |
| 100 | int wcd9xxx_cfg_slim_sch_tx(struct wcd9xxx *wcd9xxx, |
| 101 | struct list_head *wcd9xxx_ch_list, |
| 102 | unsigned int rate, unsigned int bit_width, |
| 103 | u16 *grph); |
| 104 | int wcd9xxx_close_slim_sch_rx(struct wcd9xxx *wcd9xxx, |
| 105 | struct list_head *wcd9xxx_ch_list, u16 grph); |
| 106 | int wcd9xxx_close_slim_sch_tx(struct wcd9xxx *wcd9xxx, |
| 107 | struct list_head *wcd9xxx_ch_list, u16 grph); |
| 108 | int wcd9xxx_get_channel(struct wcd9xxx *wcd9xxx, |
| 109 | unsigned int *rx_ch, |
| 110 | unsigned int *tx_ch); |
| 111 | int wcd9xxx_get_slave_port(unsigned int ch_num); |
| 112 | int wcd9xxx_disconnect_port(struct wcd9xxx *wcd9xxx, |
| 113 | struct list_head *wcd9xxx_ch_list, u16 grph); |
| 114 | int wcd9xxx_rx_vport_validation(u32 port_id, |
| 115 | struct list_head *codec_dai_list); |
| 116 | int wcd9xxx_tx_vport_validation(u32 vtable, u32 port_id, |
| 117 | struct wcd9xxx_codec_dai_data *codec_dai, |
| 118 | u32 num_codec_dais); |
Laxminath Kasam | 605b42f | 2017-08-01 22:02:15 +0530 | [diff] [blame] | 119 | #endif /* __WCD9XXX_SLIMSLAVE_H_ */ |