blob: 357cc356342d214b96c024a482069e413c341db6 [file] [log] [blame]
/*
* Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __MT76_DMA_H
#define __MT76_DMA_H
#define MT_RING_SIZE 0x10
#define MT_DMA_CTL_SD_LEN1 GENMASK(13, 0)
#define MT_DMA_CTL_LAST_SEC1 BIT(14)
#define MT_DMA_CTL_BURST BIT(15)
#define MT_DMA_CTL_SD_LEN0 GENMASK(29, 16)
#define MT_DMA_CTL_LAST_SEC0 BIT(30)
#define MT_DMA_CTL_DMA_DONE BIT(31)
#define MT_DMA_HDR_LEN 4
#define MT_RX_INFO_LEN 4
#define MT_FCE_INFO_LEN 4
#define MT_RX_RXWI_LEN 32
struct mt76_desc {
__le32 buf0;
__le32 ctrl;
__le32 buf1;
__le32 info;
} __packed __aligned(4);
enum mt76_qsel {
MT_QSEL_MGMT,
MT_QSEL_HCCA,
MT_QSEL_EDCA,
MT_QSEL_EDCA_2,
};
enum mt76_mcu_evt_type {
EVT_CMD_DONE,
EVT_CMD_ERROR,
EVT_CMD_RETRY,
EVT_EVENT_PWR_RSP,
EVT_EVENT_WOW_RSP,
EVT_EVENT_CARRIER_DETECT_RSP,
EVT_EVENT_DFS_DETECT_RSP,
};
int mt76_dma_attach(struct mt76_dev *dev);
void mt76_dma_cleanup(struct mt76_dev *dev);
#endif