diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/dma.h')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/dma.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/dma.h b/drivers/net/wireless/mediatek/mt76/dma.h new file mode 100644 index 000000000..fdf786f97 --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/dma.h @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: ISC */ +/* + * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name> + */ +#ifndef __MT76_DMA_H +#define __MT76_DMA_H + +#define DMA_DUMMY_DATA ((void *)~0) + +#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_rx_poll(struct napi_struct *napi, int budget); +void mt76_dma_attach(struct mt76_dev *dev); +void mt76_dma_cleanup(struct mt76_dev *dev); + +#endif |