diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/frame/src/frame.c')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/frame/src/frame.c | 1026 |
1 files changed, 1026 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/frame/src/frame.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/frame/src/frame.c new file mode 100644 index 0000000..f1a943c --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/frame/src/frame.c @@ -0,0 +1,1026 @@ +#ifndef ISP2401 +/* + * 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. + */ +#else +/** +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. +*/ +#endif + +#include "ia_css_frame.h" +#include <math_support.h> +#include "assert_support.h" +#include "ia_css_debug.h" +#include "isp.h" +#include "sh_css_internal.h" +#include "memory_access.h" + + +#define NV12_TILEY_TILE_WIDTH 128 +#define NV12_TILEY_TILE_HEIGHT 32 + +/************************************************************************** +** Static functions declarations +**************************************************************************/ +static void frame_init_plane(struct ia_css_frame_plane *plane, + unsigned int width, + unsigned int stride, + unsigned int height, + unsigned int offset); + +static void frame_init_single_plane(struct ia_css_frame *frame, + struct ia_css_frame_plane *plane, + unsigned int height, + unsigned int subpixels_per_line, + unsigned int bytes_per_pixel); + +static void frame_init_raw_single_plane( + struct ia_css_frame *frame, + struct ia_css_frame_plane *plane, + unsigned int height, + unsigned int subpixels_per_line, + unsigned int bits_per_pixel); + +static void frame_init_mipi_plane(struct ia_css_frame *frame, + struct ia_css_frame_plane *plane, + unsigned int height, + unsigned int subpixels_per_line, + unsigned int bytes_per_pixel); + +static void frame_init_nv_planes(struct ia_css_frame *frame, + unsigned int horizontal_decimation, + unsigned int vertical_decimation, + unsigned int bytes_per_element); + +static void frame_init_yuv_planes(struct ia_css_frame *frame, + unsigned int horizontal_decimation, + unsigned int vertical_decimation, + bool swap_uv, + unsigned int bytes_per_element); + +static void frame_init_rgb_planes(struct ia_css_frame *frame, + unsigned int bytes_per_element); + +static void frame_init_qplane6_planes(struct ia_css_frame *frame); + +static enum ia_css_err frame_allocate_buffer_data(struct ia_css_frame *frame); + +static enum ia_css_err frame_allocate_with_data(struct ia_css_frame **frame, + unsigned int width, + unsigned int height, + enum ia_css_frame_format format, + unsigned int padded_width, + unsigned int raw_bit_depth, + bool contiguous); + +static struct ia_css_frame *frame_create(unsigned int width, + unsigned int height, + enum ia_css_frame_format format, + unsigned int padded_width, + unsigned int raw_bit_depth, + bool contiguous, + bool valid); + +static unsigned +ia_css_elems_bytes_from_info( + const struct ia_css_frame_info *info); + +/************************************************************************** +** CSS API functions, exposed by ia_css.h +**************************************************************************/ + +void ia_css_frame_zero(struct ia_css_frame *frame) +{ + assert(frame != NULL); + mmgr_clear(frame->data, frame->data_bytes); +} + +enum ia_css_err ia_css_frame_allocate_from_info(struct ia_css_frame **frame, + const struct ia_css_frame_info *info) +{ + enum ia_css_err err = IA_CSS_SUCCESS; + if (frame == NULL || info == NULL) + return IA_CSS_ERR_INVALID_ARGUMENTS; + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate_from_info() enter:\n"); + err = + ia_css_frame_allocate(frame, info->res.width, info->res.height, + info->format, info->padded_width, + info->raw_bit_depth); + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate_from_info() leave:\n"); + return err; +} + +enum ia_css_err ia_css_frame_allocate(struct ia_css_frame **frame, + unsigned int width, + unsigned int height, + enum ia_css_frame_format format, + unsigned int padded_width, + unsigned int raw_bit_depth) +{ + enum ia_css_err err = IA_CSS_SUCCESS; + + if (frame == NULL || width == 0 || height == 0) + return IA_CSS_ERR_INVALID_ARGUMENTS; + + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, +#ifndef ISP2401 + "ia_css_frame_allocate() enter: width=%d, height=%d, format=%d\n", + width, height, format); +#else + "ia_css_frame_allocate() enter: width=%d, height=%d, format=%d, padded_width=%d, raw_bit_depth=%d\n", + width, height, format, padded_width, raw_bit_depth); +#endif + + err = frame_allocate_with_data(frame, width, height, format, + padded_width, raw_bit_depth, false); + +#ifndef ISP2401 + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate() leave: frame=%p\n", *frame); +#else + if ((*frame != NULL) && err == IA_CSS_SUCCESS) + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate() leave: frame=%p, data(DDR address)=0x%x\n", *frame, (*frame)->data); + else + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate() leave: frame=%p, data(DDR address)=0x%x\n", + (void *)-1, (unsigned int)-1); +#endif + + return err; +} + +enum ia_css_err ia_css_frame_map(struct ia_css_frame **frame, + const struct ia_css_frame_info *info, + const void *data, + uint16_t attribute, + void *context) +{ + enum ia_css_err err = IA_CSS_SUCCESS; + struct ia_css_frame *me; + assert(frame != NULL); + + /* Create the frame structure */ + err = ia_css_frame_create_from_info(&me, info); + + if (err != IA_CSS_SUCCESS) + return err; + + if (err == IA_CSS_SUCCESS) { + /* use mmgr_mmap to map */ + me->data = (ia_css_ptr) mmgr_mmap(data, + me->data_bytes, + attribute, context); + if (me->data == mmgr_NULL) + err = IA_CSS_ERR_INVALID_ARGUMENTS; + }; + + if (err != IA_CSS_SUCCESS) { + sh_css_free(me); +#ifndef ISP2401 + return err; +#else + me = NULL; +#endif + } + + *frame = me; + + return err; +} + +enum ia_css_err ia_css_frame_create_from_info(struct ia_css_frame **frame, + const struct ia_css_frame_info *info) +{ + enum ia_css_err err = IA_CSS_SUCCESS; + struct ia_css_frame *me; + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_create_from_info() enter:\n"); + if (frame == NULL || info == NULL) { + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_create_from_info() leave:" + " invalid arguments\n"); + return IA_CSS_ERR_INVALID_ARGUMENTS; + } + + me = frame_create(info->res.width, + info->res.height, + info->format, + info->padded_width, + info->raw_bit_depth, + false, + false); + if (me == NULL) { + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_create_from_info() leave:" + " frame create failed\n"); + return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; + } + + err = ia_css_frame_init_planes(me); + +#ifndef ISP2401 + if (err == IA_CSS_SUCCESS) + *frame = me; + else +#else + if (err != IA_CSS_SUCCESS) { +#endif + sh_css_free(me); +#ifdef ISP2401 + me = NULL; + } + + *frame = me; +#endif + + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, "ia_css_frame_create_from_info() leave:\n"); + + return err; +} + +enum ia_css_err ia_css_frame_set_data(struct ia_css_frame *frame, + const ia_css_ptr mapped_data, + size_t data_bytes) +{ + enum ia_css_err err = IA_CSS_SUCCESS; + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_set_data() enter:\n"); + if (frame == NULL) { + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_set_data() leave: NULL frame\n"); + return IA_CSS_ERR_INVALID_ARGUMENTS; + } + + /* If we are setting a valid data. + * Make sure that there is enough + * room for the expected frame format + */ + if ((mapped_data != mmgr_NULL) && (frame->data_bytes > data_bytes)) { + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_set_data() leave: invalid arguments\n"); + return IA_CSS_ERR_INVALID_ARGUMENTS; + } + + frame->data = mapped_data; + + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, "ia_css_frame_set_data() leave:\n"); + + return err; +} + +enum ia_css_err ia_css_frame_allocate_contiguous(struct ia_css_frame **frame, + unsigned int width, + unsigned int height, + enum ia_css_frame_format format, + unsigned int padded_width, + unsigned int raw_bit_depth) +{ + enum ia_css_err err = IA_CSS_SUCCESS; + + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate_contiguous() " +#ifndef ISP2401 + "enter: width=%d, height=%d, format=%d\n", + width, height, format); +#else + "enter: width=%d, height=%d, format=%d, padded_width=%d, raw_bit_depth=%d\n", + width, height, format, padded_width, raw_bit_depth); +#endif + + err = frame_allocate_with_data(frame, width, height, format, + padded_width, raw_bit_depth, true); + + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate_contiguous() leave: frame=%p\n", + frame ? *frame : (void *)-1); + + return err; +} + +enum ia_css_err ia_css_frame_allocate_contiguous_from_info( + struct ia_css_frame **frame, + const struct ia_css_frame_info *info) +{ + enum ia_css_err err = IA_CSS_SUCCESS; + assert(frame != NULL); + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate_contiguous_from_info() enter:\n"); + err = ia_css_frame_allocate_contiguous(frame, + info->res.width, + info->res.height, + info->format, + info->padded_width, + info->raw_bit_depth); + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_allocate_contiguous_from_info() leave:\n"); + return err; +} + +void ia_css_frame_free(struct ia_css_frame *frame) +{ + IA_CSS_ENTER_PRIVATE("frame = %p", frame); + + if (frame != NULL) { + hmm_free(frame->data); + sh_css_free(frame); + } + + IA_CSS_LEAVE_PRIVATE("void"); +} + +/************************************************************************** +** Module public functions +**************************************************************************/ + +enum ia_css_err ia_css_frame_check_info(const struct ia_css_frame_info *info) +{ + assert(info != NULL); + if (info->res.width == 0 || info->res.height == 0) + return IA_CSS_ERR_INVALID_ARGUMENTS; + return IA_CSS_SUCCESS; +} + +enum ia_css_err ia_css_frame_init_planes(struct ia_css_frame *frame) +{ + assert(frame != NULL); + + switch (frame->info.format) { + case IA_CSS_FRAME_FORMAT_MIPI: + frame_init_mipi_plane(frame, &frame->planes.raw, + frame->info.res.height, + frame->info.padded_width, + frame->info.raw_bit_depth <= 8 ? 1 : 2); + break; + case IA_CSS_FRAME_FORMAT_RAW_PACKED: + frame_init_raw_single_plane(frame, &frame->planes.raw, + frame->info.res.height, + frame->info.padded_width, + frame->info.raw_bit_depth); + break; + case IA_CSS_FRAME_FORMAT_RAW: + frame_init_single_plane(frame, &frame->planes.raw, + frame->info.res.height, + frame->info.padded_width, + frame->info.raw_bit_depth <= 8 ? 1 : 2); + break; + case IA_CSS_FRAME_FORMAT_RGB565: + frame_init_single_plane(frame, &frame->planes.rgb, + frame->info.res.height, + frame->info.padded_width, 2); + break; + case IA_CSS_FRAME_FORMAT_RGBA888: + frame_init_single_plane(frame, &frame->planes.rgb, + frame->info.res.height, + frame->info.padded_width * 4, 1); + break; + case IA_CSS_FRAME_FORMAT_PLANAR_RGB888: + frame_init_rgb_planes(frame, 1); + break; + /* yuyv and uyvu have the same frame layout, only the data + * positioning differs. + */ + case IA_CSS_FRAME_FORMAT_YUYV: + case IA_CSS_FRAME_FORMAT_UYVY: + case IA_CSS_FRAME_FORMAT_CSI_MIPI_YUV420_8: + case IA_CSS_FRAME_FORMAT_CSI_MIPI_LEGACY_YUV420_8: + frame_init_single_plane(frame, &frame->planes.yuyv, + frame->info.res.height, + frame->info.padded_width * 2, 1); + break; + case IA_CSS_FRAME_FORMAT_YUV_LINE: + /* Needs 3 extra lines to allow vf_pp prefetching */ + frame_init_single_plane(frame, &frame->planes.yuyv, + frame->info.res.height * 3 / 2 + 3, + frame->info.padded_width, 1); + break; + case IA_CSS_FRAME_FORMAT_NV11: + frame_init_nv_planes(frame, 4, 1, 1); + break; + /* nv12 and nv21 have the same frame layout, only the data + * positioning differs. + */ + case IA_CSS_FRAME_FORMAT_NV12: + case IA_CSS_FRAME_FORMAT_NV21: + case IA_CSS_FRAME_FORMAT_NV12_TILEY: + frame_init_nv_planes(frame, 2, 2, 1); + break; + case IA_CSS_FRAME_FORMAT_NV12_16: + frame_init_nv_planes(frame, 2, 2, 2); + break; + /* nv16 and nv61 have the same frame layout, only the data + * positioning differs. + */ + case IA_CSS_FRAME_FORMAT_NV16: + case IA_CSS_FRAME_FORMAT_NV61: + frame_init_nv_planes(frame, 2, 1, 1); + break; + case IA_CSS_FRAME_FORMAT_YUV420: + frame_init_yuv_planes(frame, 2, 2, false, 1); + break; + case IA_CSS_FRAME_FORMAT_YUV422: + frame_init_yuv_planes(frame, 2, 1, false, 1); + break; + case IA_CSS_FRAME_FORMAT_YUV444: + frame_init_yuv_planes(frame, 1, 1, false, 1); + break; + case IA_CSS_FRAME_FORMAT_YUV420_16: + frame_init_yuv_planes(frame, 2, 2, false, 2); + break; + case IA_CSS_FRAME_FORMAT_YUV422_16: + frame_init_yuv_planes(frame, 2, 1, false, 2); + break; + case IA_CSS_FRAME_FORMAT_YV12: + frame_init_yuv_planes(frame, 2, 2, true, 1); + break; + case IA_CSS_FRAME_FORMAT_YV16: + frame_init_yuv_planes(frame, 2, 1, true, 1); + break; + case IA_CSS_FRAME_FORMAT_QPLANE6: + frame_init_qplane6_planes(frame); + break; + case IA_CSS_FRAME_FORMAT_BINARY_8: + frame_init_single_plane(frame, &frame->planes.binary.data, + frame->info.res.height, + frame->info.padded_width, 1); + frame->planes.binary.size = 0; + break; + default: + return IA_CSS_ERR_INVALID_ARGUMENTS; + } + return IA_CSS_SUCCESS; +} + +void ia_css_frame_info_set_width(struct ia_css_frame_info *info, + unsigned int width, + unsigned int min_padded_width) +{ + unsigned int align; + + IA_CSS_ENTER_PRIVATE("info = %p,width = %d, minimum padded width = %d", + info, width, min_padded_width); + if (info == NULL) { + IA_CSS_ERROR("NULL input parameter"); + IA_CSS_LEAVE_PRIVATE(""); + return; + } + if (min_padded_width > width) + align = min_padded_width; + else + align = width; + + info->res.width = width; + /* frames with a U and V plane of 8 bits per pixel need to have + all planes aligned, this means double the alignment for the + Y plane if the horizontal decimation is 2. */ + if (info->format == IA_CSS_FRAME_FORMAT_YUV420 || + info->format == IA_CSS_FRAME_FORMAT_YV12 || + info->format == IA_CSS_FRAME_FORMAT_NV12 || + info->format == IA_CSS_FRAME_FORMAT_NV21 || + info->format == IA_CSS_FRAME_FORMAT_BINARY_8 || + info->format == IA_CSS_FRAME_FORMAT_YUV_LINE) + info->padded_width = + CEIL_MUL(align, 2 * HIVE_ISP_DDR_WORD_BYTES); + else if (info->format == IA_CSS_FRAME_FORMAT_NV12_TILEY) + info->padded_width = CEIL_MUL(align, NV12_TILEY_TILE_WIDTH); + else if (info->format == IA_CSS_FRAME_FORMAT_RAW || + info->format == IA_CSS_FRAME_FORMAT_RAW_PACKED) + info->padded_width = CEIL_MUL(align, 2 * ISP_VEC_NELEMS); + else { + info->padded_width = CEIL_MUL(align, HIVE_ISP_DDR_WORD_BYTES); + } + IA_CSS_LEAVE_PRIVATE(""); +} + +void ia_css_frame_info_set_format(struct ia_css_frame_info *info, + enum ia_css_frame_format format) +{ + assert(info != NULL); + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_info_set_format() enter:\n"); + info->format = format; +} + +void ia_css_frame_info_init(struct ia_css_frame_info *info, + unsigned int width, + unsigned int height, + enum ia_css_frame_format format, + unsigned int aligned) +{ + IA_CSS_ENTER_PRIVATE("info = %p, width = %d, height = %d, format = %d, aligned = %d", + info, width, height, format, aligned); + if (info == NULL) { + IA_CSS_ERROR("NULL input parameter"); + IA_CSS_LEAVE_PRIVATE(""); + return; + } + info->res.height = height; + info->format = format; + ia_css_frame_info_set_width(info, width, aligned); + IA_CSS_LEAVE_PRIVATE(""); +} + +void ia_css_frame_free_multiple(unsigned int num_frames, + struct ia_css_frame **frames_array) +{ + unsigned int i; + for (i = 0; i < num_frames; i++) { + if (frames_array[i]) { + ia_css_frame_free(frames_array[i]); + frames_array[i] = NULL; + } + } +} + +enum ia_css_err ia_css_frame_allocate_with_buffer_size( + struct ia_css_frame **frame, + const unsigned int buffer_size_bytes, + const bool contiguous) +{ + /* AM: Body coppied from frame_allocate_with_data(). */ + enum ia_css_err err; + struct ia_css_frame *me = frame_create(0, 0, + IA_CSS_FRAME_FORMAT_NUM,/* Not valid format yet */ + 0, 0, contiguous, false); + + if (me == NULL) + return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; + + /* Get the data size */ + me->data_bytes = buffer_size_bytes; + + err = frame_allocate_buffer_data(me); + + if (err != IA_CSS_SUCCESS) { + sh_css_free(me); +#ifndef ISP2401 + return err; +#else + me = NULL; +#endif + } + + *frame = me; + + return err; +} + +bool ia_css_frame_info_is_same_resolution( + const struct ia_css_frame_info *info_a, + const struct ia_css_frame_info *info_b) +{ + if (!info_a || !info_b) + return false; + return (info_a->res.width == info_b->res.width) && + (info_a->res.height == info_b->res.height); +} + +bool ia_css_frame_is_same_type(const struct ia_css_frame *frame_a, + const struct ia_css_frame *frame_b) +{ + bool is_equal = false; + const struct ia_css_frame_info *info_a = &frame_a->info, + *info_b = &frame_b->info; + + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_is_same_type() enter:\n"); + + if (!info_a || !info_b) + return false; + if (info_a->format != info_b->format) + return false; + if (info_a->padded_width != info_b->padded_width) + return false; + is_equal = ia_css_frame_info_is_same_resolution(info_a, info_b); + + ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE, + "ia_css_frame_is_same_type() leave:\n"); + + return is_equal; +} + +void +ia_css_dma_configure_from_info( + struct dma_port_config *config, + const struct ia_css_frame_info *info) +{ + unsigned is_raw_packed = info->format == IA_CSS_FRAME_FORMAT_RAW_PACKED; + unsigned bits_per_pixel = is_raw_packed ? info->raw_bit_depth : ia_css_elems_bytes_from_info(info)*8; + unsigned pix_per_ddrword = HIVE_ISP_DDR_WORD_BITS / bits_per_pixel; + unsigned words_per_line = CEIL_DIV(info->padded_width, pix_per_ddrword); + unsigned elems_b = pix_per_ddrword; + + config->stride = HIVE_ISP_DDR_WORD_BYTES * words_per_line; + config->elems = (uint8_t)elems_b; + config->width = (uint16_t)info->res.width; + config->crop = 0; + assert(config->width <= info->padded_width); +} + +/************************************************************************** +** Static functions +**************************************************************************/ + +static void frame_init_plane(struct ia_css_frame_plane *plane, + unsigned int width, + unsigned int stride, + unsigned int height, + unsigned int offset) +{ + plane->height = height; + plane->width = width; + plane->stride = stride; + plane->offset = offset; +} + +static void frame_init_single_plane(struct ia_css_frame *frame, + struct ia_css_frame_plane *plane, + unsigned int height, + unsigned int subpixels_per_line, + unsigned int bytes_per_pixel) +{ + unsigned int stride; + + stride = subpixels_per_line * bytes_per_pixel; + /* Frame height needs to be even number - needed by hw ISYS2401 + In case of odd number, round up to even. + Images won't be impacted by this round up, + only needed by jpeg/embedded data. + As long as buffer allocation and release are using data_bytes, + there won't be memory leak. */ + frame->data_bytes = stride * CEIL_MUL2(height, 2); + frame_init_plane(plane, subpixels_per_line, stride, height, 0); + return; +} + +static void frame_init_raw_single_plane( + struct ia_css_frame *frame, + struct ia_css_frame_plane *plane, + unsigned int height, + unsigned int subpixels_per_line, + unsigned int bits_per_pixel) +{ + unsigned int stride; + assert(frame != NULL); + + stride = HIVE_ISP_DDR_WORD_BYTES * + CEIL_DIV(subpixels_per_line, + HIVE_ISP_DDR_WORD_BITS / bits_per_pixel); + frame->data_bytes = stride * height; + frame_init_plane(plane, subpixels_per_line, stride, height, 0); + return; +} + +static void frame_init_mipi_plane(struct ia_css_frame *frame, + struct ia_css_frame_plane *plane, + unsigned int height, + unsigned int subpixels_per_line, + unsigned int bytes_per_pixel) +{ + unsigned int stride; + + stride = subpixels_per_line * bytes_per_pixel; + frame->data_bytes = 8388608; /* 8*1024*1024 */ + frame->valid = false; + frame->contiguous = true; + frame_init_plane(plane, subpixels_per_line, stride, height, 0); + return; +} + +static void frame_init_nv_planes(struct ia_css_frame *frame, + unsigned int horizontal_decimation, + unsigned int vertical_decimation, + unsigned int bytes_per_element) +{ + unsigned int y_width = frame->info.padded_width; + unsigned int y_height = frame->info.res.height; + unsigned int uv_width; + unsigned int uv_height; + unsigned int y_bytes; + unsigned int uv_bytes; + unsigned int y_stride; + unsigned int uv_stride; + + assert(horizontal_decimation != 0 && vertical_decimation != 0); + + uv_width = 2 * (y_width / horizontal_decimation); + uv_height = y_height / vertical_decimation; + + if (IA_CSS_FRAME_FORMAT_NV12_TILEY == frame->info.format) { + y_width = CEIL_MUL(y_width, NV12_TILEY_TILE_WIDTH); + uv_width = CEIL_MUL(uv_width, NV12_TILEY_TILE_WIDTH); + y_height = CEIL_MUL(y_height, NV12_TILEY_TILE_HEIGHT); + uv_height = CEIL_MUL(uv_height, NV12_TILEY_TILE_HEIGHT); + } + + y_stride = y_width * bytes_per_element; + uv_stride = uv_width * bytes_per_element; + y_bytes = y_stride * y_height; + uv_bytes = uv_stride * uv_height; + + frame->data_bytes = y_bytes + uv_bytes; + frame_init_plane(&frame->planes.nv.y, y_width, y_stride, y_height, 0); + frame_init_plane(&frame->planes.nv.uv, uv_width, + uv_stride, uv_height, y_bytes); + return; +} + +static void frame_init_yuv_planes(struct ia_css_frame *frame, + unsigned int horizontal_decimation, + unsigned int vertical_decimation, + bool swap_uv, + unsigned int bytes_per_element) +{ + unsigned int y_width = frame->info.padded_width, + y_height = frame->info.res.height, + uv_width = y_width / horizontal_decimation, + uv_height = y_height / vertical_decimation, + y_stride, y_bytes, uv_bytes, uv_stride; + + y_stride = y_width * bytes_per_element; + uv_stride = uv_width * bytes_per_element; + y_bytes = y_stride * y_height; + uv_bytes = uv_stride * uv_height; + + frame->data_bytes = y_bytes + 2 * uv_bytes; + frame_init_plane(&frame->planes.yuv.y, y_width, y_stride, y_height, 0); + if (swap_uv) { + frame_init_plane(&frame->planes.yuv.v, uv_width, uv_stride, + uv_height, y_bytes); + frame_init_plane(&frame->planes.yuv.u, uv_width, uv_stride, + uv_height, y_bytes + uv_bytes); + } else { + frame_init_plane(&frame->planes.yuv.u, uv_width, uv_stride, + uv_height, y_bytes); + frame_init_plane(&frame->planes.yuv.v, uv_width, uv_stride, + uv_height, y_bytes + uv_bytes); + } + return; +} + +static void frame_init_rgb_planes(struct ia_css_frame *frame, + unsigned int bytes_per_element) +{ + unsigned int width = frame->info.res.width, + height = frame->info.res.height, stride, bytes; + + stride = width * bytes_per_element; + bytes = stride * height; + frame->data_bytes = 3 * bytes; + frame_init_plane(&frame->planes.planar_rgb.r, width, stride, height, 0); + frame_init_plane(&frame->planes.planar_rgb.g, + width, stride, height, 1 * bytes); + frame_init_plane(&frame->planes.planar_rgb.b, + width, stride, height, 2 * bytes); + return; +} + +static void frame_init_qplane6_planes(struct ia_css_frame *frame) +{ + unsigned int width = frame->info.padded_width / 2, + height = frame->info.res.height / 2, bytes, stride; + + stride = width * 2; + bytes = stride * height; + + frame->data_bytes = 6 * bytes; + frame_init_plane(&frame->planes.plane6.r, + width, stride, height, 0 * bytes); + frame_init_plane(&frame->planes.plane6.r_at_b, + width, stride, height, 1 * bytes); + frame_init_plane(&frame->planes.plane6.gr, + width, stride, height, 2 * bytes); + frame_init_plane(&frame->planes.plane6.gb, + width, stride, height, 3 * bytes); + frame_init_plane(&frame->planes.plane6.b, + width, stride, height, 4 * bytes); + frame_init_plane(&frame->planes.plane6.b_at_r, + width, stride, height, 5 * bytes); + return; +} + +static enum ia_css_err frame_allocate_buffer_data(struct ia_css_frame *frame) +{ +#ifdef ISP2401 + IA_CSS_ENTER_LEAVE_PRIVATE("frame->data_bytes=%d\n", frame->data_bytes); +#endif + frame->data = mmgr_alloc_attr(frame->data_bytes, + frame->contiguous ? + MMGR_ATTRIBUTE_CONTIGUOUS : + MMGR_ATTRIBUTE_DEFAULT); + + if (frame->data == mmgr_NULL) + return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; + return IA_CSS_SUCCESS; +} + +static enum ia_css_err frame_allocate_with_data(struct ia_css_frame **frame, + unsigned int width, + unsigned int height, + enum ia_css_frame_format format, + unsigned int padded_width, + unsigned int raw_bit_depth, + bool contiguous) +{ + enum ia_css_err err; + struct ia_css_frame *me = frame_create(width, + height, + format, + padded_width, + raw_bit_depth, + contiguous, + true); + + if (me == NULL) + return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; + + err = ia_css_frame_init_planes(me); + + if (err == IA_CSS_SUCCESS) + err = frame_allocate_buffer_data(me); + + if (err != IA_CSS_SUCCESS) { + sh_css_free(me); +#ifndef ISP2401 + return err; +#else + me = NULL; +#endif + } + + *frame = me; + + return err; +} + +static struct ia_css_frame *frame_create(unsigned int width, + unsigned int height, + enum ia_css_frame_format format, + unsigned int padded_width, + unsigned int raw_bit_depth, + bool contiguous, + bool valid) +{ + struct ia_css_frame *me = sh_css_malloc(sizeof(*me)); + + if (me == NULL) + return NULL; + + memset(me, 0, sizeof(*me)); + me->info.res.width = width; + me->info.res.height = height; + me->info.format = format; + me->info.padded_width = padded_width; + me->info.raw_bit_depth = raw_bit_depth; + me->contiguous = contiguous; + me->valid = valid; + me->data_bytes = 0; + me->data = mmgr_NULL; + /* To indicate it is not valid frame. */ + me->dynamic_queue_id = (int)SH_CSS_INVALID_QUEUE_ID; + me->buf_type = IA_CSS_BUFFER_TYPE_INVALID; + + return me; +} + +static unsigned +ia_css_elems_bytes_from_info(const struct ia_css_frame_info *info) +{ + if (info->format == IA_CSS_FRAME_FORMAT_RGB565) + return 2; /* bytes per pixel */ + if (info->format == IA_CSS_FRAME_FORMAT_YUV420_16) + return 2; /* bytes per pixel */ + if (info->format == IA_CSS_FRAME_FORMAT_YUV422_16) + return 2; /* bytes per pixel */ + /* Note: Essentially NV12_16 is a 2 bytes per pixel format, this return value is used + * to configure DMA for the output buffer, + * At least in SKC this data is overwriten by isp_output_init.sp.c except for elements(elems), + * which is configured from this return value, + * NV12_16 is implemented by a double buffer of 8 bit elements hence elems should be configured as 8 */ + if (info->format == IA_CSS_FRAME_FORMAT_NV12_16) + return 1; /* bytes per pixel */ + + if (info->format == IA_CSS_FRAME_FORMAT_RAW + || (info->format == IA_CSS_FRAME_FORMAT_RAW_PACKED)) { + if (info->raw_bit_depth) + return CEIL_DIV(info->raw_bit_depth,8); + else + return 2; /* bytes per pixel */ + } + if (info->format == IA_CSS_FRAME_FORMAT_PLANAR_RGB888) + return 3; /* bytes per pixel */ + if (info->format == IA_CSS_FRAME_FORMAT_RGBA888) + return 4; /* bytes per pixel */ + if (info->format == IA_CSS_FRAME_FORMAT_QPLANE6) + return 2; /* bytes per pixel */ + return 1; /* Default is 1 byte per pixel */ +} + +void ia_css_frame_info_to_frame_sp_info( + struct ia_css_frame_sp_info *to, + const struct ia_css_frame_info *from) +{ + ia_css_resolution_to_sp_resolution(&to->res, &from->res); + to->padded_width = (uint16_t)from->padded_width; + to->format = (uint8_t)from->format; + to->raw_bit_depth = (uint8_t)from->raw_bit_depth; + to->raw_bayer_order = from->raw_bayer_order; +} + +void ia_css_resolution_to_sp_resolution( + struct ia_css_sp_resolution *to, + const struct ia_css_resolution *from) +{ + to->width = (uint16_t)from->width; + to->height = (uint16_t)from->height; +} +#ifdef ISP2401 + +enum ia_css_err +ia_css_frame_find_crop_resolution(const struct ia_css_resolution *in_res, + const struct ia_css_resolution *out_res, + struct ia_css_resolution *crop_res) +{ + uint32_t wd_even_ceil, ht_even_ceil; + uint32_t in_ratio, out_ratio; + + if ((in_res == NULL) || (out_res == NULL) || (crop_res == NULL)) + return IA_CSS_ERR_INVALID_ARGUMENTS; + + IA_CSS_ENTER_PRIVATE("in(%ux%u) -> out(%ux%u)", in_res->width, + in_res->height, out_res->width, out_res->height); + + if ((in_res->width == 0) + || (in_res->height == 0) + || (out_res->width == 0) + || (out_res->height == 0)) + return IA_CSS_ERR_INVALID_ARGUMENTS; + + if ((out_res->width > in_res->width) || + (out_res->height > in_res->height)) + return IA_CSS_ERR_INVALID_ARGUMENTS; + + /* If aspect ratio (width/height) of out_res is higher than the aspect + * ratio of the in_res, then we crop vertically, otherwise we crop + * horizontally. + */ + in_ratio = in_res->width * out_res->height; + out_ratio = out_res->width * in_res->height; + + if (in_ratio == out_ratio) { + crop_res->width = in_res->width; + crop_res->height = in_res->height; + } else if (out_ratio > in_ratio) { + crop_res->width = in_res->width; + crop_res->height = ROUND_DIV(out_res->height * crop_res->width, + out_res->width); + } else { + crop_res->height = in_res->height; + crop_res->width = ROUND_DIV(out_res->width * crop_res->height, + out_res->height); + } + + /* Round new (cropped) width and height to an even number. + * binarydesc_calculate_bds_factor is such that we should consider as + * much of the input as possible. This is different only when we end up + * with an odd number in the last step. So, we take the next even number + * if it falls within the input, otherwise take the previous even no. + */ + wd_even_ceil = EVEN_CEIL(crop_res->width); + ht_even_ceil = EVEN_CEIL(crop_res->height); + if ((wd_even_ceil > in_res->width) || (ht_even_ceil > in_res->height)) { + crop_res->width = EVEN_FLOOR(crop_res->width); + crop_res->height = EVEN_FLOOR(crop_res->height); + } else { + crop_res->width = wd_even_ceil; + crop_res->height = ht_even_ceil; + } + + IA_CSS_LEAVE_PRIVATE("in(%ux%u) -> out(%ux%u)", crop_res->width, + crop_res->height, out_res->width, out_res->height); + return IA_CSS_SUCCESS; +} +#endif |
