Cross Reference: /drivers/dma/sirf-dma.c

Lines Matching defs:sdesc
117 	struct sirfsoc_dma_desc *sdesc = NULL;
124 	sdesc = list_first_entry(&schan->queued, struct sirfsoc_dma_desc,
127 	list_move_tail(&sdesc->node, &schan->active);
130 	writel_relaxed(sdesc->width, sdma->base + SIRFSOC_DMA_WIDTH_0 +
133 		(sdesc->dir << SIRFSOC_DMA_DIR_CTRL_BIT),
135 	writel_relaxed(sdesc->xlen, sdma->base + cid * 0x10 +
137 	writel_relaxed(sdesc->ylen, sdma->base + cid * 0x10 +
146 	writel(sdesc->addr >> 2, sdma->base + cid * 0x10 + SIRFSOC_DMA_CH_ADDR);
148 	if (sdesc->cyclic) {
161 	struct sirfsoc_dma_desc *sdesc = NULL;
173 		sdesc = list_first_entry(&schan->active, struct sirfsoc_dma_desc,
175 		if (!sdesc->cyclic) {
197 	struct sirfsoc_dma_desc *sdesc;
214 			list_for_each_entry(sdesc, &list, node) {
215 				desc = &sdesc->desc;
231 			sdesc = list_first_entry(&schan->active, struct sirfsoc_dma_desc,
234 			if (!sdesc || (sdesc && !sdesc->cyclic)) {
244 			desc = &sdesc->desc;
266 	struct sirfsoc_dma_desc *sdesc;
270 	sdesc = container_of(txd, struct sirfsoc_dma_desc, desc);
275 	list_move_tail(&sdesc->node, &schan->queued);
401 	struct sirfsoc_dma_desc *sdesc;
410 		sdesc = kzalloc(sizeof(*sdesc), GFP_KERNEL);
411 		if (!sdesc) {
417 		dma_async_tx_descriptor_init(&sdesc->desc, chan);
418 		sdesc->desc.flags = DMA_CTRL_ACK;
419 		sdesc->desc.tx_submit = sirfsoc_dma_tx_submit;
421 		list_add_tail(&sdesc->node, &descs);
441 	struct sirfsoc_dma_desc *sdesc, *tmp;
459 	list_for_each_entry_safe(sdesc, tmp, &descs, node)
460 		kfree(sdesc);
488 	struct sirfsoc_dma_desc *sdesc;
496 	sdesc = list_first_entry(&schan->active, struct sirfsoc_dma_desc,
498 	dma_request_bytes = (sdesc->xlen + 1) * (sdesc->ylen + 1) *
499 		(sdesc->width * SIRFSOC_DMA_WORD_LEN);
504 	residue = dma_request_bytes - (dma_pos - sdesc->addr);
518 	struct sirfsoc_dma_desc *sdesc = NULL;
530 		sdesc = list_first_entry(&schan->free, struct sirfsoc_dma_desc,
532 		list_del(&sdesc->node);
536 	if (!sdesc) {
551 		sdesc->cyclic = 0;
552 		sdesc->xlen = xt->sgl[0].size / SIRFSOC_DMA_WORD_LEN;
553 		sdesc->width = (xt->sgl[0].size + xt->sgl[0].icg) /
555 		sdesc->ylen = xt->numf - 1;
557 			sdesc->addr = xt->src_start;
558 			sdesc->dir = 1;
560 			sdesc->addr = xt->dst_start;
561 			sdesc->dir = 0;
564 		list_add_tail(&sdesc->node, &schan->prepared);
572 	return &sdesc->desc;
586 	struct sirfsoc_dma_desc *sdesc = NULL;
606 		sdesc = list_first_entry(&schan->free, struct sirfsoc_dma_desc,
608 		list_del(&sdesc->node);
612 	if (!sdesc)
617 	sdesc->addr = addr;
618 	sdesc->cyclic = 1;
619 	sdesc->xlen = 0;
620 	sdesc->ylen = buf_len / SIRFSOC_DMA_WORD_LEN - 1;
621 	sdesc->width = 1;
622 	list_add_tail(&sdesc->node, &schan->prepared);
625 	return &sdesc->desc;
842 	struct sirfsoc_dma_desc *sdesc;
865 		sdesc = list_first_entry(&schan->active,
883 	struct sirfsoc_dma_desc *sdesc;
898 		sdesc = list_first_entry(&schan->active,
901 		writel_relaxed(sdesc->width,
903 		writel_relaxed(sdesc->xlen,
905 		writel_relaxed(sdesc->ylen,
909 		writel_relaxed(sdesc->addr >> 2,