89 static inline void rng_unmap_buf(struct device *jrdev, struct buf_data *bd)  in rng_unmap_buf()  argument
91 	if (bd->addr)  in rng_unmap_buf()
92 		dma_unmap_single(jrdev, bd->addr, RN_BUF_SIZE,  in rng_unmap_buf()
109 	struct buf_data *bd;  in rng_done()  local
111 	bd = container_of(desc, struct buf_data, hw_desc[0]);  in rng_done()
116 	atomic_set(&bd->empty, BUF_NOT_EMPTY);  in rng_done()
117 	complete(&bd->filled);  in rng_done()
120 	dma_sync_single_for_cpu(jrdev, bd->addr, RN_BUF_SIZE, DMA_FROM_DEVICE);  in rng_done()
123 			     bd->buf, RN_BUF_SIZE, 1);  in rng_done()
128 	struct buf_data *bd = &ctx->bufs[!(to_current ^ ctx->current_buf)];  in submit_job()  local
130 	u32 *desc = bd->hw_desc;  in submit_job()
134 	init_completion(&bd->filled);  in submit_job()
137 		complete(&bd->filled); /* don't wait on failed job*/  in submit_job()
139 		atomic_inc(&bd->empty); /* note if pending */  in submit_job()
147 	struct buf_data *bd = &ctx->bufs[ctx->current_buf];  in caam_read()  local
151 	if (atomic_read(&bd->empty)) {  in caam_read()
153 		if (atomic_read(&bd->empty) == BUF_EMPTY) {  in caam_read()
164 		if (atomic_read(&bd->empty))  in caam_read()
165 			wait_for_completion(&bd->filled);  in caam_read()
174 		memcpy(data, bd->buf + ctx->cur_buf_idx, max);  in caam_read()
181 	memcpy(data, bd->buf + ctx->cur_buf_idx, copied_idx);  in caam_read()
183 	atomic_set(&bd->empty, BUF_EMPTY);  in caam_read()
226 	struct buf_data *bd = &ctx->bufs[buf_id];  in rng_create_job_desc()  local
227 	u32 *desc = bd->hw_desc;  in rng_create_job_desc()
233 	bd->addr = dma_map_single(jrdev, bd->buf, RN_BUF_SIZE, DMA_FROM_DEVICE);  in rng_create_job_desc()
234 	if (dma_mapping_error(jrdev, bd->addr)) {  in rng_create_job_desc()
239 	append_seq_out_ptr_intlen(desc, bd->addr, RN_BUF_SIZE, 0);  in rng_create_job_desc()
250 	struct buf_data *bd;  in caam_cleanup()  local
253 		bd = &rng_ctx->bufs[i];  in caam_cleanup()
254 		if (atomic_read(&bd->empty) == BUF_PENDING)  in caam_cleanup()
255 			wait_for_completion(&bd->filled);  in caam_cleanup()
263 	struct buf_data *bd = &ctx->bufs[buf_id];  in caam_init_buf()  local
270 	atomic_set(&bd->empty, BUF_EMPTY);  in caam_init_buf()
272 	wait_for_completion(&bd->filled);  in caam_init_buf()