diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/isp/kernels/ipu2_io_ls/bayer_io_ls/ia_css_bayer_io.host.c')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/isp/kernels/ipu2_io_ls/bayer_io_ls/ia_css_bayer_io.host.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/ipu2_io_ls/bayer_io_ls/ia_css_bayer_io.host.c b/drivers/staging/media/atomisp/pci/isp/kernels/ipu2_io_ls/bayer_io_ls/ia_css_bayer_io.host.c new file mode 100644 index 0000000000..0091e2a3da --- /dev/null +++ b/drivers/staging/media/atomisp/pci/isp/kernels/ipu2_io_ls/bayer_io_ls/ia_css_bayer_io.host.c @@ -0,0 +1,96 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Support for Intel Camera Imaging ISP subsystem. + * Copyright (c) 2010 - 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 "ia_css_bayer_io.host.h" +#include "dma.h" +#include "math_support.h" +#ifndef IA_CSS_NO_DEBUG +#include "ia_css_debug.h" +#endif +#include "ia_css_isp_params.h" +#include "ia_css_frame.h" + +int ia_css_bayer_io_config(const struct ia_css_binary *binary, + const struct sh_css_binary_args *args) +{ + const struct ia_css_frame *in_frame = args->in_frame; + const struct ia_css_frame **out_frames = (const struct ia_css_frame **) + &args->out_frame; + const struct ia_css_frame_info *in_frame_info = ia_css_frame_get_info(in_frame); + const unsigned int ddr_bits_per_element = sizeof(short) * 8; + const unsigned int ddr_elems_per_word = ceil_div(HIVE_ISP_DDR_WORD_BITS, + ddr_bits_per_element); + unsigned int size_get = 0, size_put = 0; + unsigned int offset = 0; + int ret; + + if (binary->info->mem_offsets.offsets.param) { + size_get = binary->info->mem_offsets.offsets.param->dmem.get.size; + offset = binary->info->mem_offsets.offsets.param->dmem.get.offset; + } + + if (size_get) { + struct ia_css_common_io_config *to = (struct ia_css_common_io_config *) + &binary->mem_params.params[IA_CSS_PARAM_CLASS_PARAM][IA_CSS_ISP_DMEM].address[offset]; + struct dma_port_config config; +#ifndef IA_CSS_NO_DEBUG + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, + "ia_css_bayer_io_config() get part enter:\n"); +#endif + + ret = ia_css_dma_configure_from_info(&config, in_frame_info); + if (ret) + return ret; + // The base_address of the input frame will be set in the ISP + to->width = in_frame_info->res.width; + to->height = in_frame_info->res.height; + to->stride = config.stride; + to->ddr_elems_per_word = ddr_elems_per_word; +#ifndef IA_CSS_NO_DEBUG + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, + "ia_css_bayer_io_config() get part leave:\n"); +#endif + } + + if (binary->info->mem_offsets.offsets.param) { + size_put = binary->info->mem_offsets.offsets.param->dmem.put.size; + offset = binary->info->mem_offsets.offsets.param->dmem.put.offset; + } + + if (size_put) { + struct ia_css_common_io_config *to = (struct ia_css_common_io_config *) + &binary->mem_params.params[IA_CSS_PARAM_CLASS_PARAM][IA_CSS_ISP_DMEM].address[offset]; + struct dma_port_config config; +#ifndef IA_CSS_NO_DEBUG + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, + "ia_css_bayer_io_config() put part enter:\n"); +#endif + + ret = ia_css_dma_configure_from_info(&config, &out_frames[0]->frame_info); + if (ret) + return ret; + to->base_address = out_frames[0]->data; + to->width = out_frames[0]->frame_info.res.width; + to->height = out_frames[0]->frame_info.res.height; + to->stride = config.stride; + to->ddr_elems_per_word = ddr_elems_per_word; + +#ifndef IA_CSS_NO_DEBUG + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE_PRIVATE, + "ia_css_bayer_io_config() put part leave:\n"); +#endif + } + return 0; +} |