diff options
Diffstat (limited to 'drivers/dma/dw/regs.h')
| -rw-r--r-- | drivers/dma/dw/regs.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/dma/dw/regs.h b/drivers/dma/dw/regs.h index 3fce66ecee7a..5969d9cc8d7a 100644 --- a/drivers/dma/dw/regs.h +++ b/drivers/dma/dw/regs.h @@ -125,6 +125,8 @@ struct dw_dma_regs { /* Bitfields in DWC_PARAMS */ #define DWC_PARAMS_MBLK_EN 11 /* multi block transfer */ +#define DWC_PARAMS_HC_LLP 13 /* set LLP register to zero */ +#define DWC_PARAMS_MSIZE 16 /* max group transaction size */ /* bursts size */ enum dw_dma_msize { @@ -283,6 +285,7 @@ struct dw_dma_chan { /* hardware configuration */ unsigned int block_size; bool nollp; + u32 max_burst; /* custom slave configuration */ struct dw_dma_slave dws; @@ -324,7 +327,6 @@ struct dw_dma { void (*suspend_chan)(struct dw_dma_chan *dwc, bool drain); void (*resume_chan)(struct dw_dma_chan *dwc, bool drain); u32 (*prepare_ctllo)(struct dw_dma_chan *dwc); - void (*encode_maxburst)(struct dw_dma_chan *dwc, u32 *maxburst); u32 (*bytes2block)(struct dw_dma_chan *dwc, size_t bytes, unsigned int width, size_t *len); size_t (*block2bytes)(struct dw_dma_chan *dwc, u32 block, u32 width); |