drivers/staging/media/atomisp/pci/isp/kernels/de/de_2/ia_css_de2.host.c

Source file repositories/reference/linux-study-clean/drivers/staging/media/atomisp/pci/isp/kernels/de/de_2/ia_css_de2.host.c

File Facts

System
Linux kernel
Corpus path
drivers/staging/media/atomisp/pci/isp/kernels/de/de_2/ia_css_de2.host.c
Extension
.c
Size
1057 bytes
Lines
46
Domain
Driver Families
Bucket
drivers/staging
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2015, Intel Corporation.
 */

#include "ia_css_types.h"
#include "sh_css_defs.h"
#include "ia_css_debug.h"

#include "ia_css_de2.host.h"

const struct ia_css_ecd_config default_ecd_config = {
	(1 << (ISP_VEC_ELEMBITS - 1)) * 2 / 3,	/* 2/3 */
	(1 << (ISP_VEC_ELEMBITS - 1)) - 1,	/* 1.0 */
	0,					/* 0.0 */
};

void
ia_css_ecd_encode(
    struct sh_css_isp_ecd_params *to,
    const struct ia_css_ecd_config *from,
    unsigned int size)
{
	(void)size;
	to->zip_strength = from->zip_strength;
	to->fc_strength  = from->fc_strength;
	to->fc_debias    = from->fc_debias;
}

void
ia_css_ecd_dump(
    const struct sh_css_isp_ecd_params *ecd,
    unsigned int level);

void
ia_css_ecd_debug_dtrace(
    const struct ia_css_ecd_config *config,
    unsigned int level)
{
	ia_css_debug_dtrace(level,
			    "config.zip_strength=%d, config.fc_strength=%d, config.fc_debias=%d\n",
			    config->zip_strength,
			    config->fc_strength, config->fc_debias);
}

Annotation

Implementation Notes