81 static inline void rng_unmap_buf(struct device *jrdev, struct buf_data *bd)  in rng_unmap_buf()  argument
83 	if (bd->addr)  in rng_unmap_buf()
84 		dma_unmap_single(jrdev, bd->addr, RN_BUF_SIZE,  in rng_unmap_buf()
101 	struct buf_data *bd;  in rng_done()  local
103 	bd = (struct buf_data *)((char *)desc -  in rng_done()
109 	atomic_set(&bd->empty, BUF_NOT_EMPTY);  in rng_done()
110 	complete(&bd->filled);  in rng_done()
113 	dma_sync_single_for_cpu(jrdev, bd->addr, RN_BUF_SIZE, DMA_FROM_DEVICE);  in rng_done()
117 		       DUMP_PREFIX_ADDRESS, 16, 4, bd->buf, RN_BUF_SIZE, 1);  in rng_done()
123 	struct buf_data *bd = &ctx->bufs[!(to_current ^ ctx->current_buf)];  in submit_job()  local
125 	u32 *desc = bd->hw_desc;  in submit_job()
129 	init_completion(&bd->filled);  in submit_job()
132 		complete(&bd->filled); /* don't wait on failed job*/  in submit_job()
134 		atomic_inc(&bd->empty); /* note if pending */  in submit_job()
142 	struct buf_data *bd = &ctx->bufs[ctx->current_buf];  in caam_read()  local
146 	if (atomic_read(&bd->empty)) {  in caam_read()
148 		if (atomic_read(&bd->empty) == BUF_EMPTY) {  in caam_read()
159 		if (atomic_read(&bd->empty))  in caam_read()
160 			wait_for_completion(&bd->filled);  in caam_read()
169 		memcpy(data, bd->buf + ctx->cur_buf_idx, max);  in caam_read()
176 	memcpy(data, bd->buf + ctx->cur_buf_idx, copied_idx);  in caam_read()
178 	atomic_set(&bd->empty, BUF_EMPTY);  in caam_read()
224 	struct buf_data *bd = &ctx->bufs[buf_id];  in rng_create_job_desc()  local
225 	u32 *desc = bd->hw_desc;  in rng_create_job_desc()
231 	bd->addr = dma_map_single(jrdev, bd->buf, RN_BUF_SIZE, DMA_FROM_DEVICE);  in rng_create_job_desc()
232 	if (dma_mapping_error(jrdev, bd->addr)) {  in rng_create_job_desc()
237 	append_seq_out_ptr_intlen(desc, bd->addr, RN_BUF_SIZE, 0);  in rng_create_job_desc()
248 	struct buf_data *bd;  in caam_cleanup()  local
251 		bd = &rng_ctx->bufs[i];  in caam_cleanup()
252 		if (atomic_read(&bd->empty) == BUF_PENDING)  in caam_cleanup()
253 			wait_for_completion(&bd->filled);  in caam_cleanup()
261 	struct buf_data *bd = &ctx->bufs[buf_id];  in caam_init_buf()  local
268 	atomic_set(&bd->empty, BUF_EMPTY);  in caam_init_buf()
270 	wait_for_completion(&bd->filled);  in caam_init_buf()