[PATCH v4 05/18] dmaengine: st_fdma: Add STMicroelectronics FDMA driver header file
Vinod Koul
vinod.koul at intel.com
Sun Jun 5 21:36:19 PDT 2016
On Wed, May 25, 2016 at 05:06:39PM +0100, Peter Griffin wrote:
> +/*
> + * request control bits
> + */
> +#define REQ_CTRL_NUM_OPS_MASK GENMASK(31, 24)
> +#define REQ_CTRL_NUM_OPS(n) (REQ_CTRL_NUM_OPS_MASK & ((n) << 24))
> +#define REQ_CTRL_INITIATOR_MASK BIT(22)
> +#define REQ_CTRL_INIT0 (0x0 << 22)
> +#define REQ_CTRL_INIT1 (0x1 << 22)
pls keep spaces or tabs, not both :(
> +#define REQ_CTRL_INC_ADDR_ON BIT(21)
> +#define REQ_CTRL_DATA_SWAP_ON BIT(17)
> +#define REQ_CTRL_WNR BIT(14)
> +#define REQ_CTRL_OPCODE_MASK GENMASK(7, 4)
> +#define REQ_CTRL_OPCODE_LD_ST1 (0x0 << 4)
> +#define REQ_CTRL_OPCODE_LD_ST2 (0x1 << 4)
> +#define REQ_CTRL_OPCODE_LD_ST4 (0x2 << 4)
> +#define REQ_CTRL_OPCODE_LD_ST8 (0x3 << 4)
> +#define REQ_CTRL_OPCODE_LD_ST16 (0x4 << 4)
> +#define REQ_CTRL_OPCODE_LD_ST32 (0x5 << 4)
> +#define REQ_CTRL_OPCODE_LD_ST64 (0x6 << 4)
> +#define REQ_CTRL_HOLDOFF_MASK GENMASK(2, 0)
> +#define REQ_CTRL_HOLDOFF(n) ((n) & REQ_CTRL_HOLDOFF_MASK)
Everything here is FDMA_ so why not these as well
--
~Vinod
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