| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Support for Intel Camera Imaging ISP subsystem. |
| * Copyright (c) 2015, Intel Corporation. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms and conditions of the GNU General Public License, |
| * version 2, as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| */ |
| |
| #include "isys_dma.h" |
| #include "assert_support.h" |
| |
| #ifndef __INLINE_ISYS2401_DMA__ |
| /* |
| * Include definitions for isys dma register access functions. isys_dma.h |
| * includes declarations of these functions by including isys_dma_public.h. |
| */ |
| #include "isys_dma_private.h" |
| #endif |
| |
| const isys2401_dma_channel N_ISYS2401_DMA_CHANNEL_PROCS[N_ISYS2401_DMA_ID] = { |
| N_ISYS2401_DMA_CHANNEL |
| }; |
| |
| void isys2401_dma_set_max_burst_size( |
| const isys2401_dma_ID_t dma_id, |
| uint32_t max_burst_size) |
| { |
| assert(dma_id < N_ISYS2401_DMA_ID); |
| assert((max_burst_size > 0x00) && (max_burst_size <= 0xFF)); |
| |
| isys2401_dma_reg_store(dma_id, |
| DMA_DEV_INFO_REG_IDX(_DMA_V2_DEV_INTERF_MAX_BURST_IDX, HIVE_DMA_BUS_DDR_CONN), |
| (max_burst_size - 1)); |
| } |
