diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/isp/kernels/xnr/xnr_3.0/ia_css_xnr3_param.h')
-rw-r--r-- | drivers/staging/media/atomisp/pci/isp/kernels/xnr/xnr_3.0/ia_css_xnr3_param.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/xnr/xnr_3.0/ia_css_xnr3_param.h b/drivers/staging/media/atomisp/pci/isp/kernels/xnr/xnr_3.0/ia_css_xnr3_param.h new file mode 100644 index 000000000..c728db7ce --- /dev/null +++ b/drivers/staging/media/atomisp/pci/isp/kernels/xnr/xnr_3.0/ia_css_xnr3_param.h @@ -0,0 +1,84 @@ +/* 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. + */ + +#ifndef __IA_CSS_XNR3_PARAM_H +#define __IA_CSS_XNR3_PARAM_H + +#include "type_support.h" +#include "vmem.h" /* ISP2401: needed for VMEM_ARRAY */ + +/* Scaling factor of the alpha values: which fixed-point value represents 1.0? + * It must be chosen such that 1/min_sigma still fits in an ISP vector + * element. */ +#define XNR_ALPHA_SCALE_LOG2 5 +#define XNR_ALPHA_SCALE_FACTOR BIT(XNR_ALPHA_SCALE_LOG2) + +/* Scaling factor of the coring values on the ISP. */ +#define XNR_CORING_SCALE_LOG2 (ISP_VEC_ELEMBITS - 1) +#define XNR_CORING_SCALE_FACTOR BIT(XNR_CORING_SCALE_LOG2) + +/* Scaling factor of the blending strength on the ISP. */ +#define XNR_BLENDING_SCALE_LOG2 (ISP_VEC_ELEMBITS - 1) +#define XNR_BLENDING_SCALE_FACTOR BIT(XNR_BLENDING_SCALE_LOG2) + +/* XNR3 filter size. Must be 11x11, 9x9 or 5x5. */ +#define XNR_FILTER_SIZE 5 + +/* XNR3 alpha (1/sigma) parameters on the ISP, expressed as a base (0) value + * for dark areas, and a scaled diff towards the value for bright areas. */ +struct sh_css_xnr3_alpha_params { + s32 y0; + s32 u0; + s32 v0; + s32 ydiff; + s32 udiff; + s32 vdiff; +}; + +/* XNR3 coring parameters on the ISP, expressed as a base (0) value + * for dark areas, and a scaled diff towards the value for bright areas. */ +struct sh_css_xnr3_coring_params { + s32 u0; + s32 v0; + s32 udiff; + s32 vdiff; +}; + +/* XNR3 blending strength on the ISP. */ +struct sh_css_xnr3_blending_params { + s32 strength; +}; + +/* XNR3 ISP parameters */ +struct sh_css_isp_xnr3_params { + struct sh_css_xnr3_alpha_params alpha; + struct sh_css_xnr3_coring_params coring; + struct sh_css_xnr3_blending_params blending; +}; + +/* ISP2401 */ +/* + * STRUCT sh_css_isp_xnr3_vmem_params + * ----------------------------------------------- + * ISP VMEM parameters + */ +struct sh_css_isp_xnr3_vmem_params { + VMEM_ARRAY(x, ISP_VEC_NELEMS); + VMEM_ARRAY(a, ISP_VEC_NELEMS); + VMEM_ARRAY(b, ISP_VEC_NELEMS); + VMEM_ARRAY(c, ISP_VEC_NELEMS); +}; + +#endif /*__IA_CSS_XNR3_PARAM_H */ |