projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 6181bf2a LB |
1 | /* |
| 2 | * Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> | |
| 3 | * | |
| 4 | * Permission to use, copy, modify, and/or distribute this software for any | |
| 5 | * purpose with or without fee is hereby granted, provided that the above | |
| 6 | * copyright notice and this permission notice appear in all copies. | |
| 7 | * | |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
| 11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
| 13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
| 14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
| 15 | */ | |
| 16 | ||
| 17 | #ifndef __MT76x02_DMA_H | |
| 18 | #define __MT76x02_DMA_H | |
| 19 | ||
| a23fde09 | 20 | #include "mt76x02.h" |
| 6181bf2a LB |
21 | #include "dma.h" |
| 22 | ||
| 23 | #define MT_TXD_INFO_LEN GENMASK(15, 0) | |
| 24 | #define MT_TXD_INFO_NEXT_VLD BIT(16) | |
| 25 | #define MT_TXD_INFO_TX_BURST BIT(17) | |
| 26 | #define MT_TXD_INFO_80211 BIT(19) | |
| 27 | #define MT_TXD_INFO_TSO BIT(20) | |
| 28 | #define MT_TXD_INFO_CSO BIT(21) | |
| 29 | #define MT_TXD_INFO_WIV BIT(24) | |
| 30 | #define MT_TXD_INFO_QSEL GENMASK(26, 25) | |
| 31 | #define MT_TXD_INFO_DPORT GENMASK(29, 27) | |
| 32 | #define MT_TXD_INFO_TYPE GENMASK(31, 30) | |
| 33 | ||
| 34 | #define MT_RX_FCE_INFO_LEN GENMASK(13, 0) | |
| 35 | #define MT_RX_FCE_INFO_SELF_GEN BIT(15) | |
| 36 | #define MT_RX_FCE_INFO_CMD_SEQ GENMASK(19, 16) | |
| 37 | #define MT_RX_FCE_INFO_EVT_TYPE GENMASK(23, 20) | |
| 38 | #define MT_RX_FCE_INFO_PCIE_INTR BIT(24) | |
| 39 | #define MT_RX_FCE_INFO_QSEL GENMASK(26, 25) | |
| 40 | #define MT_RX_FCE_INFO_D_PORT GENMASK(29, 27) | |
| 41 | #define MT_RX_FCE_INFO_TYPE GENMASK(31, 30) | |
| 42 | ||
| 43 | /* MCU request message header */ | |
| 44 | #define MT_MCU_MSG_LEN GENMASK(15, 0) | |
| 45 | #define MT_MCU_MSG_CMD_SEQ GENMASK(19, 16) | |
| 46 | #define MT_MCU_MSG_CMD_TYPE GENMASK(26, 20) | |
| 47 | #define MT_MCU_MSG_PORT GENMASK(29, 27) | |
| 48 | #define MT_MCU_MSG_TYPE GENMASK(31, 30) | |
| 49 | #define MT_MCU_MSG_TYPE_CMD BIT(30) | |
| 50 | ||
| b2eabd4c LB |
51 | #define MT_RX_HEADROOM 32 |
| 52 | #define MT76X02_RX_RING_SIZE 256 | |
| 53 | ||
| 6181bf2a LB |
54 | enum dma_msg_port { |
| 55 | WLAN_PORT, | |
| 56 | CPU_RX_PORT, | |
| 57 | CPU_TX_PORT, | |
| 58 | HOST_PORT, | |
| 59 | VIRTUAL_CPU_RX_PORT, | |
| 60 | VIRTUAL_CPU_TX_PORT, | |
| 61 | DISCARD, | |
| 62 | }; | |
| 63 | ||
| 5f1fa4cd LB |
64 | static inline bool |
| 65 | mt76x02_wait_for_wpdma(struct mt76_dev *dev, int timeout) | |
| 66 | { | |
| 67 | return __mt76_poll(dev, MT_WPDMA_GLO_CFG, | |
| 68 | MT_WPDMA_GLO_CFG_TX_DMA_BUSY | | |
| 69 | MT_WPDMA_GLO_CFG_RX_DMA_BUSY, | |
| 70 | 0, timeout); | |
| 71 | } | |
| 72 | ||
| a23fde09 LB |
73 | int mt76x02_dma_init(struct mt76x02_dev *dev); |
| 74 | void mt76x02_dma_disable(struct mt76x02_dev *dev); | |
| 53d20fdb | 75 | void mt76x02_dma_cleanup(struct mt76x02_dev *dev); |
| 20885649 | 76 | |
| 6181bf2a | 77 | #endif /* __MT76x02_DMA_H */ |