diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/aa/aa_2/ia_css_aa2_state.h')
-rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/aa/aa_2/ia_css_aa2_state.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/aa/aa_2/ia_css_aa2_state.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/aa/aa_2/ia_css_aa2_state.h new file mode 100644 index 000000000000..cc404018b112 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/isp/kernels/aa/aa_2/ia_css_aa2_state.h @@ -0,0 +1,41 @@ +/* + * 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_AA2_STATE_H +#define __IA_CSS_AA2_STATE_H + +#include "type_support.h" +#include "vmem.h" /* for VMEM_ARRAY*/ + +/* Denotes the maximum number of pixels per line that can be processed: +* MAX_AA_VECTORS_PER_LINE = maximum_line_width / ISP_NWAY */ +#ifndef MAX_AA_VECTORS_PER_LINE +#error Please define MAX_AA_VECTORS_PER_LINE. +#endif + +/* This uses 2 history lines for both y, u and v*/ +#define AA_STATE_Y_BUFFER_HEIGHT 2 +#define AA_STATE_UV_BUFFER_HEIGHT 2 +#define AA_STATE_Y_BUFFER_WIDTH MAX_AA_VECTORS_PER_LINE +/* The number of u and v elements is half y due to yuv420 downsampling. */ +#define AA_STATE_UV_BUFFER_WIDTH (AA_STATE_Y_BUFFER_WIDTH/2) + + +struct ia_css_isp_aa_vmem_state { + VMEM_ARRAY(y[AA_STATE_Y_BUFFER_HEIGHT], AA_STATE_Y_BUFFER_WIDTH*ISP_NWAY); + VMEM_ARRAY(u[AA_STATE_UV_BUFFER_HEIGHT], AA_STATE_UV_BUFFER_WIDTH*ISP_NWAY); + VMEM_ARRAY(v[AA_STATE_UV_BUFFER_HEIGHT], AA_STATE_UV_BUFFER_WIDTH*ISP_NWAY); +}; + +#endif /* __IA_CSS_AA2_STATE_H */ |