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usb: dwc2: gadget: Add DMA descriptor status quadlet fields

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Add device mode DMA transfer descriptor status quadlet field notations.

Signed-off-by: Vahram Aharonyan <vahrama@synopsys.com>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
Vahram Aharonyan 2016-11-09 19:27:53 -08:00 committed by Felipe Balbi
parent dec4b55677
commit e6fcfb57c6
1 changed files with 37 additions and 0 deletions
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37
drivers/usb/dwc2/hw.h
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@ -804,6 +804,8 @@ struct dwc2_dma_desc {
u32 buf;
} __packed;
/* Host Mode DMA descriptor status quadlet */
#define HOST_DMA_A (1 << 31)
#define HOST_DMA_STS_MASK (0x3 << 28)
#define HOST_DMA_STS_SHIFT 28
@ -819,6 +821,41 @@ struct dwc2_dma_desc {
#define HOST_DMA_NBYTES_MASK (0x1ffff << 0)
#define HOST_DMA_NBYTES_SHIFT 0
/* Device Mode DMA descriptor status quadlet */
#define DEV_DMA_BUFF_STS_MASK (0x3 << 30)
#define DEV_DMA_BUFF_STS_SHIFT 30
#define DEV_DMA_BUFF_STS_HREADY 0
#define DEV_DMA_BUFF_STS_DMABUSY 1
#define DEV_DMA_BUFF_STS_DMADONE 2
#define DEV_DMA_BUFF_STS_HBUSY 3
#define DEV_DMA_STS_MASK (0x3 << 28)
#define DEV_DMA_STS_SHIFT 28
#define DEV_DMA_STS_SUCC 0
#define DEV_DMA_STS_BUFF_FLUSH 1
#define DEV_DMA_STS_BUFF_ERR 3
#define DEV_DMA_L (1 << 27)
#define DEV_DMA_SHORT (1 << 26)
#define DEV_DMA_IOC (1 << 25)
#define DEV_DMA_SR (1 << 24)
#define DEV_DMA_MTRF (1 << 23)
#define DEV_DMA_ISOC_PID_MASK (0x3 << 23)
#define DEV_DMA_ISOC_PID_SHIFT 23
#define DEV_DMA_ISOC_PID_DATA0 0
#define DEV_DMA_ISOC_PID_DATA2 1
#define DEV_DMA_ISOC_PID_DATA1 2
#define DEV_DMA_ISOC_PID_MDATA 3
#define DEV_DMA_ISOC_FRNUM_MASK (0x7ff << 12)
#define DEV_DMA_ISOC_FRNUM_SHIFT 12
#define DEV_DMA_ISOC_TX_NBYTES_MASK (0xfff << 0)
#define DEV_DMA_ISOC_TX_NBYTES_LIMIT 0xfff
#define DEV_DMA_ISOC_RX_NBYTES_MASK (0x7ff << 0)
#define DEV_DMA_ISOC_RX_NBYTES_LIMIT 0x7ff
#define DEV_DMA_ISOC_NBYTES_SHIFT 0
#define DEV_DMA_NBYTES_MASK (0xffff << 0)
#define DEV_DMA_NBYTES_SHIFT 0
#define DEV_DMA_NBYTES_LIMIT 0xffff
#define MAX_DMA_DESC_SIZE 131071
#define MAX_DMA_DESC_NUM_GENERIC 64
#define MAX_DMA_DESC_NUM_HS_ISOC 256