66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
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/* SPDX-License-Identifier: ISC */
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/*
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* Copyright (C) 2018 Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
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*/
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#ifndef __MT76x02_DMA_H
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#define __MT76x02_DMA_H
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#include "mt76x02.h"
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#include "dma.h"
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#define MT_TXD_INFO_LEN GENMASK(15, 0)
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#define MT_TXD_INFO_NEXT_VLD BIT(16)
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#define MT_TXD_INFO_TX_BURST BIT(17)
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#define MT_TXD_INFO_80211 BIT(19)
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#define MT_TXD_INFO_TSO BIT(20)
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#define MT_TXD_INFO_CSO BIT(21)
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#define MT_TXD_INFO_WIV BIT(24)
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#define MT_TXD_INFO_QSEL GENMASK(26, 25)
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#define MT_TXD_INFO_DPORT GENMASK(29, 27)
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#define MT_TXD_INFO_TYPE GENMASK(31, 30)
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#define MT_RX_FCE_INFO_LEN GENMASK(13, 0)
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#define MT_RX_FCE_INFO_SELF_GEN BIT(15)
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#define MT_RX_FCE_INFO_CMD_SEQ GENMASK(19, 16)
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#define MT_RX_FCE_INFO_EVT_TYPE GENMASK(23, 20)
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#define MT_RX_FCE_INFO_PCIE_INTR BIT(24)
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#define MT_RX_FCE_INFO_QSEL GENMASK(26, 25)
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#define MT_RX_FCE_INFO_D_PORT GENMASK(29, 27)
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#define MT_RX_FCE_INFO_TYPE GENMASK(31, 30)
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/* MCU request message header */
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#define MT_MCU_MSG_LEN GENMASK(15, 0)
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#define MT_MCU_MSG_CMD_SEQ GENMASK(19, 16)
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#define MT_MCU_MSG_CMD_TYPE GENMASK(26, 20)
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#define MT_MCU_MSG_PORT GENMASK(29, 27)
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#define MT_MCU_MSG_TYPE GENMASK(31, 30)
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#define MT_MCU_MSG_TYPE_CMD BIT(30)
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#define MT_RX_HEADROOM 32
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#define MT76X02_RX_RING_SIZE 256
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enum dma_msg_port {
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WLAN_PORT,
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CPU_RX_PORT,
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CPU_TX_PORT,
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HOST_PORT,
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VIRTUAL_CPU_RX_PORT,
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VIRTUAL_CPU_TX_PORT,
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DISCARD,
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};
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static inline bool
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mt76x02_wait_for_wpdma(struct mt76_dev *dev, int timeout)
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{
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return __mt76_poll(dev, MT_WPDMA_GLO_CFG,
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MT_WPDMA_GLO_CFG_TX_DMA_BUSY |
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MT_WPDMA_GLO_CFG_RX_DMA_BUSY,
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0, timeout);
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}
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int mt76x02_dma_init(struct mt76x02_dev *dev);
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void mt76x02_dma_disable(struct mt76x02_dev *dev);
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#endif /* __MT76x02_DMA_H */
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