soc/fsl/fsl_ssi.c

406 	struct fsl_ssi_regvals *vals = ssi->regvals;
427 		srcr = vals[RX].srcr | vals[TX].srcr;
428 		stcr = vals[RX].stcr | vals[TX].stcr;
429 		sier = vals[RX].sier | vals[TX].sier;
432 		srcr = vals[dir].srcr;
433 		stcr = vals[dir].stcr;
434 		sier = vals[dir].sier;
470 			   vals[dir].scr, vals[dir].scr);
482  * @vals : regvals of the current stream
486  *  1) XOR vals and avals to get the differences if the other stream is active;
487  *     Otherwise, return current vals if the other stream is not active
488  *  2) AND the result of 1) with the current vals
490 #define _ssi_xor_shared_bits(vals, avals, aactive) \
491 	((vals) ^ ((avals) * (aactive)))
493 #define ssi_excl_shared_bits(vals, avals, aactive) \
494 	((vals) & _ssi_xor_shared_bits(vals, avals, aactive))
509 	struct fsl_ssi_regvals *vals, *avals;
518 	vals = &ssi->regvals[dir];
527 	scr = ssi_excl_shared_bits(vals->scr, avals->scr, aactive);
544 		srcr = vals->srcr | avals->srcr;
545 		stcr = vals->stcr | avals->stcr;
546 		sier = vals->sier | avals->sier;
552 		sier = ssi_excl_shared_bits(vals->sier, avals->sier, aactive);
553 		srcr = ssi_excl_shared_bits(vals->srcr, avals->srcr, aactive);
554 		stcr = ssi_excl_shared_bits(vals->stcr, avals->stcr, aactive);
588 	struct fsl_ssi_regvals *vals = ssi->regvals;
590 	vals[RX].sier = SSI_SIER_RFF0_EN | FSLSSI_SIER_DBG_RX_FLAGS;
591 	vals[RX].srcr = SSI_SRCR_RFEN0;
592 	vals[RX].scr = SSI_SCR_SSIEN | SSI_SCR_RE;
593 	vals[TX].sier = SSI_SIER_TFE0_EN | FSLSSI_SIER_DBG_TX_FLAGS;
594 	vals[TX].stcr = SSI_STCR_TFEN0;
595 	vals[TX].scr = SSI_SCR_SSIEN | SSI_SCR_TE;
599 		vals[RX].scr = vals[TX].scr = 0;
602 		vals[RX].srcr |= SSI_SRCR_RFEN1;
603 		vals[TX].stcr |= SSI_STCR_TFEN1;
607 		vals[RX].sier |= SSI_SIER_RDMAE;
608 		vals[TX].sier |= SSI_SIER_TDMAE;
610 		vals[RX].sier |= SSI_SIER_RIE;
611 		vals[TX].sier |= SSI_SIER_TIE;
810 	struct fsl_ssi_regvals *vals = ssi->regvals;
869 			vals[RX].srcr &= ~SSI_SRCR_RFEN1;
870 			vals[TX].stcr &= ~SSI_STCR_TFEN1;
871 			vals[RX].scr  &= ~SSI_SCR_TCH_EN;
872 			vals[TX].scr  &= ~SSI_SCR_TCH_EN;
876 			vals[RX].srcr |= SSI_SRCR_RFEN1;
877 			vals[TX].stcr |= SSI_STCR_TFEN1;
878 			vals[RX].scr  |= SSI_SCR_TCH_EN;
879 			vals[TX].scr  |= SSI_SCR_TCH_EN;