drivers/dma/pl330.c

580 static inline u32 _emit_END(unsigned dry_run, u8 buf[])
582 	if (dry_run)
592 static inline u32 _emit_FLUSHP(unsigned dry_run, u8 buf[], u8 peri)
594 	if (dry_run)
608 static inline u32 _emit_LD(unsigned dry_run, u8 buf[],	enum pl330_cond cond)
610 	if (dry_run)
626 static inline u32 _emit_LDP(unsigned dry_run, u8 buf[],
629 	if (dry_run)
647 static inline u32 _emit_LP(unsigned dry_run, u8 buf[],
650 	if (dry_run)
673 static inline u32 _emit_LPEND(unsigned dry_run, u8 buf[],
681 	if (dry_run)
708 static inline u32 _emit_KILL(unsigned dry_run, u8 buf[])
710 	if (dry_run)
718 static inline u32 _emit_MOV(unsigned dry_run, u8 buf[],
721 	if (dry_run)
737 static inline u32 _emit_RMB(unsigned dry_run, u8 buf[])
739 	if (dry_run)
749 static inline u32 _emit_SEV(unsigned dry_run, u8 buf[], u8 ev)
751 	if (dry_run)
765 static inline u32 _emit_ST(unsigned dry_run, u8 buf[], enum pl330_cond cond)
767 	if (dry_run)
783 static inline u32 _emit_STP(unsigned dry_run, u8 buf[],
786 	if (dry_run)
804 static inline u32 _emit_WFP(unsigned dry_run, u8 buf[],
807 	if (dry_run)
829 static inline u32 _emit_WMB(unsigned dry_run, u8 buf[])
831 	if (dry_run)
847 static inline u32 _emit_GO(unsigned dry_run, u8 buf[],
854 	if (dry_run)
1095 static inline int _ldst_memtomem(unsigned dry_run, u8 buf[],
1104 			off += _emit_LD(dry_run, &buf[off], ALWAYS);
1105 			off += _emit_ST(dry_run, &buf[off], ALWAYS);
1109 			off += _emit_LD(dry_run, &buf[off], ALWAYS);
1110 			off += _emit_RMB(dry_run, &buf[off]);
1111 			off += _emit_ST(dry_run, &buf[off], ALWAYS);
1112 			off += _emit_WMB(dry_run, &buf[off]);
1119 static u32 _emit_load(unsigned int dry_run, u8 buf[],
1128 		off += _emit_LD(dry_run, &buf[off], cond);
1133 			off += _emit_LDP(dry_run, &buf[off], SINGLE,
1135 			off += _emit_LDP(dry_run, &buf[off], BURST,
1138 			off += _emit_LDP(dry_run, &buf[off], cond,
1152 static inline u32 _emit_store(unsigned int dry_run, u8 buf[],
1161 		off += _emit_ST(dry_run, &buf[off], cond);
1166 			off += _emit_STP(dry_run, &buf[off], SINGLE,
1168 			off += _emit_STP(dry_run, &buf[off], BURST,
1171 			off += _emit_STP(dry_run, &buf[off], cond,
1186 				 unsigned dry_run, u8 buf[],
1197 		off += _emit_FLUSHP(dry_run, &buf[off], pxs->desc->peri);
1199 		off += _emit_WFP(dry_run, &buf[off], cond, pxs->desc->peri);
1200 		off += _emit_load(dry_run, &buf[off], cond, pxs->desc->rqtype,
1202 		off += _emit_store(dry_run, &buf[off], cond, pxs->desc->rqtype,
1209 static int _bursts(struct pl330_dmac *pl330, unsigned dry_run, u8 buf[],
1221 		off += _ldst_peripheral(pl330, dry_run, &buf[off], pxs, cyc,
1226 		off += _ldst_memtomem(dry_run, &buf[off], pxs, cyc);
1243 static int _dregs(struct pl330_dmac *pl330, unsigned int dry_run, u8 buf[],
1270 		off += _emit_MOV(dry_run, &buf[off], CCR, dregs_ccr);
1271 		off += _ldst_peripheral(pl330, dry_run, &buf[off], pxs, 1,
1276 		off += _emit_MOV(dry_run, &buf[off], CCR, dregs_ccr);
1277 		off += _ldst_memtomem(dry_run, &buf[off], pxs, 1);
1290 static inline int _loop(struct pl330_dmac *pl330, unsigned dry_run, u8 buf[],
1298 		return _bursts(pl330, dry_run, buf, pxs, 1);
1341 		off += _emit_LP(dry_run, &buf[off], 0, lcnt0);
1345 	off += _emit_LP(dry_run, &buf[off], 1, lcnt1);
1348 	off += _bursts(pl330, dry_run, &buf[off], pxs, cyc);
1354 	off += _emit_LPEND(dry_run, &buf[off], &lpend);
1361 		off += _emit_LPEND(dry_run, &buf[off], &lpend);
1372 			       unsigned dry_run, u8 buf[],
1384 		off += _loop(pl330, dry_run, &buf[off], &c, pxs);
1387 	off += _dregs(pl330, dry_run, &buf[off], pxs, num_dregs);
1393 			      unsigned dry_run, u8 buf[],
1400 	off += _emit_MOV(dry_run, &buf[off], SAR, x->src_addr);
1402 	off += _emit_MOV(dry_run, &buf[off], DAR, x->dst_addr);
1405 	off += _setup_loops(pl330, dry_run, &buf[off], pxs);
1414 static int _setup_req(struct pl330_dmac *pl330, unsigned dry_run,
1425 	off += _emit_MOV(dry_run, &buf[off], CCR, pxs->ccr);
1427 	off += _setup_xfer(pl330, dry_run, &buf[off], pxs);
1430 	off += _emit_SEV(dry_run, &buf[off], thrd->ev);
1432 	off += _emit_END(dry_run, &buf[off]);