marvell/cesa/tdma.c

69 	struct mv_cesa_tdma_desc *tdma;
71 	for (tdma = dreq->chain.first; tdma;) {
72 		struct mv_cesa_tdma_desc *old_tdma = tdma;
73 		u32 type = tdma->flags & CESA_TDMA_TYPE_MSK;
76 			dma_pool_free(cesa_dev->dma->op_pool, tdma->op,
77 				      le32_to_cpu(tdma->src));
79 		tdma = tdma->next;
91 	struct mv_cesa_tdma_desc *tdma;
93 	for (tdma = dreq->chain.first; tdma; tdma = tdma->next) {
94 		if (tdma->flags & CESA_TDMA_DST_IN_SRAM)
95 			tdma->dst = cpu_to_le32(tdma->dst_dma + engine->sram_dma);
97 		if (tdma->flags & CESA_TDMA_SRC_IN_SRAM)
98 			tdma->src = cpu_to_le32(tdma->src_dma + engine->sram_dma);
100 		if ((tdma->flags & CESA_TDMA_TYPE_MSK) == CESA_TDMA_OP)
101 			mv_cesa_adjust_op(engine, tdma->op);
135 	struct mv_cesa_tdma_desc *tdma = NULL, *next = NULL;
141 	for (tdma = engine->chain_hw.first; tdma; tdma = next) {
143 		next = tdma->next;
146 		if (tdma->flags & CESA_TDMA_END_OF_REQ) {
163 			engine->chain_hw.first = tdma->next;
164 			tdma->next = NULL;
172 			current_status = (tdma->cur_dma == tdma_cur) ?
185 		if (res || tdma->cur_dma == tdma_cur)
229 	struct mv_cesa_tdma_desc *tdma, *op_desc;
231 	tdma = mv_cesa_dma_add_desc(chain, gfp_flags);
232 	if (IS_ERR(tdma))
233 		return PTR_ERR(tdma);
250 	tdma->byte_cnt = cpu_to_le32(size | BIT(31));
251 	tdma->src_dma = src;
252 	tdma->dst_dma = op_desc->src_dma;
253 	tdma->op = op_desc->op;
256 	tdma->flags = flags | CESA_TDMA_RESULT;
265 	struct mv_cesa_tdma_desc *tdma;
270 	tdma = mv_cesa_dma_add_desc(chain, flags);
271 	if (IS_ERR(tdma))
272 		return ERR_CAST(tdma);
282 	tdma = chain->last;
283 	tdma->op = op;
284 	tdma->byte_cnt = cpu_to_le32(size | BIT(31));
285 	tdma->src = cpu_to_le32(dma_handle);
286 	tdma->dst_dma = CESA_SA_CFG_SRAM_OFFSET;
287 	tdma->flags = CESA_TDMA_DST_IN_SRAM | CESA_TDMA_OP;
296 	struct mv_cesa_tdma_desc *tdma;
298 	tdma = mv_cesa_dma_add_desc(chain, gfp_flags);
299 	if (IS_ERR(tdma))
300 		return PTR_ERR(tdma);
302 	tdma->byte_cnt = cpu_to_le32(size | BIT(31));
303 	tdma->src_dma = src;
304 	tdma->dst_dma = dst;
307 	tdma->flags = flags | CESA_TDMA_DATA;
314 	struct mv_cesa_tdma_desc *tdma;
316 	tdma = mv_cesa_dma_add_desc(chain, flags);
317 	return PTR_ERR_OR_ZERO(tdma);
322 	struct mv_cesa_tdma_desc *tdma;
324 	tdma = mv_cesa_dma_add_desc(chain, flags);
325 	if (IS_ERR(tdma))
326 		return PTR_ERR(tdma);
328 	tdma->byte_cnt = cpu_to_le32(BIT(31));