40 /* Frame DMA DCB format
80 				   struct sparx5_rx_dcb_hw *dcb,  in sparx5_fdma_rx_add_dcb()  argument
87 		struct sparx5_db_hw *db = &dcb->db[idx];  in sparx5_fdma_rx_add_dcb()
91 	dcb->nextptr = FDMA_DCB_INVALID_DATA;  in sparx5_fdma_rx_add_dcb()
92 	dcb->info = FDMA_DCB_INFO_DATAL(FDMA_XTR_BUFFER_SIZE);  in sparx5_fdma_rx_add_dcb()
94 	rx->last_entry = dcb;  in sparx5_fdma_rx_add_dcb()
98 				   struct sparx5_tx_dcb_hw *dcb,  in sparx5_fdma_tx_add_dcb()  argument
105 		struct sparx5_db_hw *db = &dcb->db[idx];  in sparx5_fdma_tx_add_dcb()
109 	dcb->nextptr = FDMA_DCB_INVALID_DATA;  in sparx5_fdma_tx_add_dcb()
110 	dcb->info = FDMA_DCB_INFO_DATAL(FDMA_XTR_BUFFER_SIZE);  in sparx5_fdma_tx_add_dcb()
215 	/* Check if the DCB is done */  in sparx5_fdma_rx_get_frame()
269 		/* Check if the DCB can be reused */  in sparx5_fdma_napi_callback()
272 		/* As the DCB  can be reused, just advance the dcb_index  in sparx5_fdma_napi_callback()
273 		 * pointer and set the nextptr in the DCB  in sparx5_fdma_napi_callback()
296 						     struct sparx5_tx_dcb_hw *dcb)  in sparx5_fdma_next_dcb()  argument
300 	next_dcb = dcb;  in sparx5_fdma_next_dcb()
304 	    ((unsigned long)tx->first_entry + FDMA_DCB_MAX * sizeof(*dcb)))  in sparx5_fdma_next_dcb()
347 	struct sparx5_rx_dcb_hw *dcb;  in sparx5_fdma_rx_alloc()  local
360 	/* Now for each dcb allocate the db */  in sparx5_fdma_rx_alloc()
362 		dcb = &rx->dcb_entries[idx];  in sparx5_fdma_rx_alloc()
363 		dcb->info = 0;  in sparx5_fdma_rx_alloc()
369 			struct sparx5_db_hw *db_hw = &dcb->db[jdx];  in sparx5_fdma_rx_alloc()
382 		sparx5_fdma_rx_add_dcb(rx, dcb, rx->dma + sizeof(*dcb) * idx);  in sparx5_fdma_rx_alloc()
394 	struct sparx5_tx_dcb_hw *dcb;  in sparx5_fdma_tx_alloc()  local
406 	/* Now for each dcb allocate the db */  in sparx5_fdma_tx_alloc()
408 		dcb = &tx->curr_entry[idx];  in sparx5_fdma_tx_alloc()
409 		dcb->info = 0;  in sparx5_fdma_tx_alloc()
412 			struct sparx5_db_hw *db_hw = &dcb->db[jdx];  in sparx5_fdma_tx_alloc()
431 		sparx5_fdma_tx_add_dcb(tx, dcb, tx->dma + sizeof(*dcb) * idx);  in sparx5_fdma_tx_alloc()
434 			tx->curr_entry = dcb;  in sparx5_fdma_tx_alloc()