diff options
Diffstat (limited to 'drivers/staging/media/davinci_vpfe/dm365_resizer.c')
| -rw-r--r-- | drivers/staging/media/davinci_vpfe/dm365_resizer.c | 1995 |
1 files changed, 0 insertions, 1995 deletions
diff --git a/drivers/staging/media/davinci_vpfe/dm365_resizer.c b/drivers/staging/media/davinci_vpfe/dm365_resizer.c deleted file mode 100644 index 7adf1fae43f6..000000000000 --- a/drivers/staging/media/davinci_vpfe/dm365_resizer.c +++ /dev/null @@ -1,1995 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Copyright (C) 2012 Texas Instruments Inc - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed in the hope that 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. - * - * Contributors: - * Manjunath Hadli <manjunath.hadli@ti.com> - * Prabhakar Lad <prabhakar.lad@ti.com> - * - * - * Resizer allows upscaling or downscaling a image to a desired - * resolution. There are 2 resizer modules. both operating on the - * same input image, but can have different output resolution. - */ - -#include "dm365_ipipe_hw.h" -#include "dm365_resizer.h" - -#define MIN_IN_WIDTH 32 -#define MIN_IN_HEIGHT 32 -#define MAX_IN_WIDTH 4095 -#define MAX_IN_HEIGHT 4095 -#define MIN_OUT_WIDTH 16 -#define MIN_OUT_HEIGHT 2 - -static const unsigned int resizer_input_formats[] = { - MEDIA_BUS_FMT_UYVY8_2X8, - MEDIA_BUS_FMT_Y8_1X8, - MEDIA_BUS_FMT_UV8_1X8, - MEDIA_BUS_FMT_SGRBG12_1X12, -}; - -static const unsigned int resizer_output_formats[] = { - MEDIA_BUS_FMT_UYVY8_2X8, - MEDIA_BUS_FMT_Y8_1X8, - MEDIA_BUS_FMT_UV8_1X8, - MEDIA_BUS_FMT_YDYUYDYV8_1X16, - MEDIA_BUS_FMT_SGRBG12_1X12, -}; - -/* resizer_calculate_line_length() - This function calculates the line length of - * various image planes at the input and - * output. - */ -static void -resizer_calculate_line_length(u32 pix, int width, int height, - int *line_len, int *line_len_c) -{ - *line_len = 0; - *line_len_c = 0; - - if (pix == MEDIA_BUS_FMT_UYVY8_2X8 || - pix == MEDIA_BUS_FMT_SGRBG12_1X12) { - *line_len = width << 1; - } else { - *line_len = width; - *line_len_c = width; - } - - /* adjust the line len to be a multiple of 32 */ - *line_len += 31; - *line_len &= ~0x1f; - *line_len_c += 31; - *line_len_c &= ~0x1f; -} - -static inline int -resizer_validate_output_image_format(struct device *dev, - struct v4l2_mbus_framefmt *format, - int *in_line_len, int *in_line_len_c) -{ - if (format->code != MEDIA_BUS_FMT_UYVY8_2X8 && - format->code != MEDIA_BUS_FMT_Y8_1X8 && - format->code != MEDIA_BUS_FMT_UV8_1X8 && - format->code != MEDIA_BUS_FMT_YDYUYDYV8_1X16 && - format->code != MEDIA_BUS_FMT_SGRBG12_1X12) { - dev_err(dev, "Invalid Mbus format, %d\n", format->code); - return -EINVAL; - } - if (!format->width || !format->height) { - dev_err(dev, "invalid width or height\n"); - return -EINVAL; - } - resizer_calculate_line_length(format->code, format->width, - format->height, in_line_len, in_line_len_c); - return 0; -} - -static void -resizer_configure_passthru(struct vpfe_resizer_device *resizer, int bypass) -{ - struct resizer_params *param = &resizer->config; - - param->rsz_rsc_param[RSZ_A].cen = DISABLE; - param->rsz_rsc_param[RSZ_A].yen = DISABLE; - param->rsz_rsc_param[RSZ_A].v_phs_y = 0; - param->rsz_rsc_param[RSZ_A].v_phs_c = 0; - param->rsz_rsc_param[RSZ_A].v_dif = 256; - param->rsz_rsc_param[RSZ_A].v_lpf_int_y = 0; - param->rsz_rsc_param[RSZ_A].v_lpf_int_c = 0; - param->rsz_rsc_param[RSZ_A].h_phs = 0; - param->rsz_rsc_param[RSZ_A].h_dif = 256; - param->rsz_rsc_param[RSZ_A].h_lpf_int_y = 0; - param->rsz_rsc_param[RSZ_A].h_lpf_int_c = 0; - param->rsz_rsc_param[RSZ_A].dscale_en = DISABLE; - param->rsz2rgb[RSZ_A].rgb_en = DISABLE; - param->rsz_en[RSZ_A] = ENABLE; - param->rsz_en[RSZ_B] = DISABLE; - if (bypass) { - param->rsz_rsc_param[RSZ_A].i_vps = 0; - param->rsz_rsc_param[RSZ_A].i_hps = 0; - /* Raw Bypass */ - param->rsz_common.passthrough = BYPASS_ON; - } -} - -static void -configure_resizer_out_params(struct vpfe_resizer_device *resizer, int index, - void *output_spec, unsigned char partial, - unsigned int flag) -{ - struct resizer_params *param = &resizer->config; - struct v4l2_mbus_framefmt *outformat; - struct vpfe_rsz_output_spec *output; - - if (index == RSZ_A && - resizer->resizer_a.output == RESIZER_OUTPUT_NONE) { - param->rsz_en[index] = DISABLE; - return; - } - if (index == RSZ_B && - resizer->resizer_b.output == RESIZER_OUTPUT_NONE) { - param->rsz_en[index] = DISABLE; - return; - } - output = output_spec; - param->rsz_en[index] = ENABLE; - if (partial) { - param->rsz_rsc_param[index].h_flip = output->h_flip; - param->rsz_rsc_param[index].v_flip = output->v_flip; - param->rsz_rsc_param[index].v_typ_y = output->v_typ_y; - param->rsz_rsc_param[index].v_typ_c = output->v_typ_c; - param->rsz_rsc_param[index].v_lpf_int_y = - output->v_lpf_int_y; - param->rsz_rsc_param[index].v_lpf_int_c = - output->v_lpf_int_c; - param->rsz_rsc_param[index].h_typ_y = output->h_typ_y; - param->rsz_rsc_param[index].h_typ_c = output->h_typ_c; - param->rsz_rsc_param[index].h_lpf_int_y = - output->h_lpf_int_y; - param->rsz_rsc_param[index].h_lpf_int_c = - output->h_lpf_int_c; - param->rsz_rsc_param[index].dscale_en = - output->en_down_scale; - param->rsz_rsc_param[index].h_dscale_ave_sz = - output->h_dscale_ave_sz; - param->rsz_rsc_param[index].v_dscale_ave_sz = - output->v_dscale_ave_sz; - param->ext_mem_param[index].user_y_ofst = - (output->user_y_ofst + 31) & ~0x1f; - param->ext_mem_param[index].user_c_ofst = - (output->user_c_ofst + 31) & ~0x1f; - return; - } - - if (index == RSZ_A) - outformat = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE]; - else - outformat = &resizer->resizer_b.formats[RESIZER_PAD_SOURCE]; - param->rsz_rsc_param[index].o_vsz = outformat->height - 1; - param->rsz_rsc_param[index].o_hsz = outformat->width - 1; - param->ext_mem_param[index].rsz_sdr_ptr_s_y = output->vst_y; - param->ext_mem_param[index].rsz_sdr_ptr_e_y = outformat->height; - param->ext_mem_param[index].rsz_sdr_ptr_s_c = output->vst_c; - param->ext_mem_param[index].rsz_sdr_ptr_e_c = outformat->height; - - if (!flag) - return; - /* update common parameters */ - param->rsz_rsc_param[index].h_flip = output->h_flip; - param->rsz_rsc_param[index].v_flip = output->v_flip; - param->rsz_rsc_param[index].v_typ_y = output->v_typ_y; - param->rsz_rsc_param[index].v_typ_c = output->v_typ_c; - param->rsz_rsc_param[index].v_lpf_int_y = output->v_lpf_int_y; - param->rsz_rsc_param[index].v_lpf_int_c = output->v_lpf_int_c; - param->rsz_rsc_param[index].h_typ_y = output->h_typ_y; - param->rsz_rsc_param[index].h_typ_c = output->h_typ_c; - param->rsz_rsc_param[index].h_lpf_int_y = output->h_lpf_int_y; - param->rsz_rsc_param[index].h_lpf_int_c = output->h_lpf_int_c; - param->rsz_rsc_param[index].dscale_en = output->en_down_scale; - param->rsz_rsc_param[index].h_dscale_ave_sz = output->h_dscale_ave_sz; - param->rsz_rsc_param[index].v_dscale_ave_sz = output->h_dscale_ave_sz; - param->ext_mem_param[index].user_y_ofst = - (output->user_y_ofst + 31) & ~0x1f; - param->ext_mem_param[index].user_c_ofst = - (output->user_c_ofst + 31) & ~0x1f; -} - -/* - * resizer_calculate_resize_ratios() - Calculates resize ratio for resizer - * A or B. This is called after setting - * the input size or output size. - * @resizer: Pointer to VPFE resizer subdevice. - * @index: index RSZ_A-resizer-A RSZ_B-resizer-B. - */ -static void -resizer_calculate_resize_ratios(struct vpfe_resizer_device *resizer, int index) -{ - struct resizer_params *param = &resizer->config; - struct v4l2_mbus_framefmt *informat, *outformat; - - informat = &resizer->crop_resizer.formats[RESIZER_CROP_PAD_SINK]; - - if (index == RSZ_A) - outformat = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE]; - else - outformat = &resizer->resizer_b.formats[RESIZER_PAD_SOURCE]; - - if (outformat->field != V4L2_FIELD_INTERLACED) - param->rsz_rsc_param[index].v_dif = - ((informat->height) * 256) / (outformat->height); - else - param->rsz_rsc_param[index].v_dif = - ((informat->height >> 1) * 256) / (outformat->height); - param->rsz_rsc_param[index].h_dif = - ((informat->width) * 256) / (outformat->width); -} - -static void resizer_enable_422_420_conversion(struct resizer_params *param, - int index, bool en) -{ - param->rsz_rsc_param[index].cen = en; - param->rsz_rsc_param[index].yen = en; -} - -/* resizer_calculate_sdram_offsets() - This function calculates the offsets from - * start of buffer for the C plane when - * output format is YUV420SP. It also - * calculates the offsets from the start of - * the buffer when the image is flipped - * vertically or horizontally for ycbcr/y/c - * planes. - * @resizer: Pointer to resizer subdevice. - * @index: index RSZ_A-resizer-A RSZ_B-resizer-B. - */ -static int -resizer_calculate_sdram_offsets(struct vpfe_resizer_device *resizer, int index) -{ - struct resizer_params *param = &resizer->config; - struct v4l2_mbus_framefmt *outformat; - int bytesperpixel = 2; - int image_height; - int image_width; - int yuv_420 = 0; - int offset = 0; - - if (index == RSZ_A) - outformat = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE]; - else - outformat = &resizer->resizer_b.formats[RESIZER_PAD_SOURCE]; - - image_height = outformat->height + 1; - image_width = outformat->width + 1; - param->ext_mem_param[index].c_offset = 0; - param->ext_mem_param[index].flip_ofst_y = 0; - param->ext_mem_param[index].flip_ofst_c = 0; - if (outformat->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16) { - /* YUV 420 */ - yuv_420 = 1; - bytesperpixel = 1; - } - - if (param->rsz_rsc_param[index].h_flip) - /* width * bytesperpixel - 1 */ - offset = (image_width * bytesperpixel) - 1; - if (param->rsz_rsc_param[index].v_flip) - offset += (image_height - 1) * - param->ext_mem_param[index].rsz_sdr_oft_y; - param->ext_mem_param[index].flip_ofst_y = offset; - if (!yuv_420) - return 0; - offset = 0; - /* half height for c-plane */ - if (param->rsz_rsc_param[index].h_flip) - /* width * bytesperpixel - 1 */ - offset = image_width - 1; - if (param->rsz_rsc_param[index].v_flip) - offset += (((image_height >> 1) - 1) * - param->ext_mem_param[index].rsz_sdr_oft_c); - param->ext_mem_param[index].flip_ofst_c = offset; - param->ext_mem_param[index].c_offset = - param->ext_mem_param[index].rsz_sdr_oft_y * image_height; - return 0; -} - -static int resizer_configure_output_win(struct vpfe_resizer_device *resizer) -{ - struct resizer_params *param = &resizer->config; - struct vpfe_rsz_output_spec output_specs; - struct v4l2_mbus_framefmt *outformat; - int line_len_c; - int line_len; - int ret; - - outformat = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE]; - - memset(&output_specs, 0x0, sizeof(struct vpfe_rsz_output_spec)); - output_specs.vst_y = param->user_config.vst; - if (outformat->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16) - output_specs.vst_c = param->user_config.vst; - - configure_resizer_out_params(resizer, RSZ_A, &output_specs, 0, 0); - resizer_calculate_line_length(outformat->code, - param->rsz_rsc_param[0].o_hsz + 1, - param->rsz_rsc_param[0].o_vsz + 1, - &line_len, &line_len_c); - param->ext_mem_param[0].rsz_sdr_oft_y = line_len; - param->ext_mem_param[0].rsz_sdr_oft_c = line_len_c; - resizer_calculate_resize_ratios(resizer, RSZ_A); - if (param->rsz_en[RSZ_B]) - resizer_calculate_resize_ratios(resizer, RSZ_B); - - if (outformat->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16) - resizer_enable_422_420_conversion(param, RSZ_A, ENABLE); - else - resizer_enable_422_420_conversion(param, RSZ_A, DISABLE); - - ret = resizer_calculate_sdram_offsets(resizer, RSZ_A); - if (!ret && param->rsz_en[RSZ_B]) - ret = resizer_calculate_sdram_offsets(resizer, RSZ_B); - - if (ret) - pr_err("Error in calculating sdram offsets\n"); - return ret; -} - -static int -resizer_calculate_down_scale_f_div_param(struct device *dev, - int input_width, int output_width, - struct resizer_scale_param *param) -{ - /* rsz = R, input_width = H, output width = h in the equation */ - unsigned int two_power; - unsigned int upper_h1; - unsigned int upper_h2; - unsigned int val1; - unsigned int val; - unsigned int rsz; - unsigned int h1; - unsigned int h2; - unsigned int o; - unsigned int n; - - upper_h1 = input_width >> 1; - n = param->h_dscale_ave_sz; - /* 2 ^ (scale+1) */ - two_power = 1 << (n + 1); - upper_h1 = (upper_h1 >> (n + 1)) << (n + 1); - upper_h2 = input_width - upper_h1; - if (upper_h2 % two_power) { - dev_err(dev, "frame halves to be a multiple of 2 power n+1\n"); - return -EINVAL; - } - two_power = 1 << n; - rsz = (input_width << 8) / output_width; - val = rsz * two_power; - val = ((upper_h1 << 8) / val) + 1; - if (!(val % 2)) { - h1 = val; - } else { - val = upper_h1 << 8; - val >>= n + 1; - val -= rsz >> 1; - val /= rsz << 1; - val <<= 1; - val += 2; - h1 = val; - } - o = 10 + (two_power << 2); - if (((input_width << 7) / rsz) % 2) - o += ((DIV_ROUND_UP(rsz, 1024) << 1) << n); - h2 = output_width - h1; - /* phi */ - val = (h1 * rsz) - (((upper_h1 - (o - 10)) / two_power) << 8); - /* skip */ - val1 = ((val - 1024) >> 9) << 1; - param->f_div.num_passes = MAX_PASSES; - param->f_div.pass[0].o_hsz = h1 - 1; - param->f_div.pass[0].i_hps = 0; - param->f_div.pass[0].h_phs = 0; - param->f_div.pass[0].src_hps = 0; - param->f_div.pass[0].src_hsz = upper_h1 + o; - param->f_div.pass[1].o_hsz = h2 - 1; - param->f_div.pass[1].i_hps = 10 + (val1 * two_power); - param->f_div.pass[1].h_phs = val - (val1 << 8); - param->f_div.pass[1].src_hps = upper_h1 - o; - param->f_div.pass[1].src_hsz = upper_h2 + o; - - return 0; -} - -static int -resizer_configure_common_in_params(struct vpfe_resizer_device *resizer) -{ - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - struct resizer_params *param = &resizer->config; - struct vpfe_rsz_config_params *user_config; - struct v4l2_mbus_framefmt *informat; - - informat = &resizer->crop_resizer.formats[RESIZER_CROP_PAD_SINK]; - user_config = &resizer->config.user_config; - param->rsz_common.vps = param->user_config.vst; - param->rsz_common.hps = param->user_config.hst; - - if (vpfe_ipipeif_decimation_enabled(vpfe_dev)) - param->rsz_common.hsz = ((informat->width - 1) * - IPIPEIF_RSZ_CONST) / vpfe_ipipeif_get_rsz(vpfe_dev); - else - param->rsz_common.hsz = informat->width - 1; - - if (informat->field == V4L2_FIELD_INTERLACED) - param->rsz_common.vsz = (informat->height - 1) >> 1; - else - param->rsz_common.vsz = informat->height - 1; - - param->rsz_common.raw_flip = 0; - - if (resizer->crop_resizer.input == RESIZER_CROP_INPUT_IPIPEIF) - param->rsz_common.source = IPIPEIF_DATA; - else - param->rsz_common.source = IPIPE_DATA; - - switch (informat->code) { - case MEDIA_BUS_FMT_UYVY8_2X8: - param->rsz_common.src_img_fmt = RSZ_IMG_422; - param->rsz_common.raw_flip = 0; - break; - - case MEDIA_BUS_FMT_Y8_1X8: - param->rsz_common.src_img_fmt = RSZ_IMG_420; - /* Select y */ - param->rsz_common.y_c = 0; - param->rsz_common.raw_flip = 0; - break; - - case MEDIA_BUS_FMT_UV8_1X8: - param->rsz_common.src_img_fmt = RSZ_IMG_420; - /* Select y */ - param->rsz_common.y_c = 1; - param->rsz_common.raw_flip = 0; - break; - - case MEDIA_BUS_FMT_SGRBG12_1X12: - param->rsz_common.raw_flip = 1; - break; - - default: - param->rsz_common.src_img_fmt = RSZ_IMG_422; - param->rsz_common.source = IPIPE_DATA; - } - - param->rsz_common.yuv_y_min = user_config->yuv_y_min; - param->rsz_common.yuv_y_max = user_config->yuv_y_max; - param->rsz_common.yuv_c_min = user_config->yuv_c_min; - param->rsz_common.yuv_c_max = user_config->yuv_c_max; - param->rsz_common.out_chr_pos = user_config->out_chr_pos; - param->rsz_common.rsz_seq_crv = user_config->chroma_sample_even; - - return 0; -} -static int -resizer_configure_in_continuous_mode(struct vpfe_resizer_device *resizer) -{ - struct device *dev = resizer->crop_resizer.subdev.v4l2_dev->dev; - struct resizer_params *param = &resizer->config; - struct vpfe_rsz_config_params *cont_config; - int line_len_c; - int line_len; - int ret; - - if (resizer->resizer_a.output != RESIZER_OUTPUT_MEMORY) { - dev_err(dev, "enable resizer - Resizer-A\n"); - return -EINVAL; - } - - cont_config = &resizer->config.user_config; - param->rsz_en[RSZ_A] = ENABLE; - configure_resizer_out_params(resizer, RSZ_A, - &cont_config->output1, 1, 0); - param->rsz_en[RSZ_B] = DISABLE; - param->oper_mode = RESIZER_MODE_CONTINUOUS; - - if (resizer->resizer_b.output == RESIZER_OUTPUT_MEMORY) { - struct v4l2_mbus_framefmt *outformat2; - - param->rsz_en[RSZ_B] = ENABLE; - outformat2 = &resizer->resizer_b.formats[RESIZER_PAD_SOURCE]; - ret = resizer_validate_output_image_format(dev, outformat2, - &line_len, &line_len_c); - if (ret) - return ret; - param->ext_mem_param[RSZ_B].rsz_sdr_oft_y = line_len; - param->ext_mem_param[RSZ_B].rsz_sdr_oft_c = line_len_c; - configure_resizer_out_params(resizer, RSZ_B, - &cont_config->output2, 0, 1); - if (outformat2->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16) - resizer_enable_422_420_conversion(param, - RSZ_B, ENABLE); - else - resizer_enable_422_420_conversion(param, - RSZ_B, DISABLE); - } - resizer_configure_common_in_params(resizer); - ret = resizer_configure_output_win(resizer); - if (ret) - return ret; - - param->rsz_common.passthrough = cont_config->bypass; - if (cont_config->bypass) - resizer_configure_passthru(resizer, 1); - - return 0; -} - -static inline int -resizer_validate_input_image_format(struct device *dev, - u32 pix, - int width, int height, int *line_len) -{ - int val; - - if (pix != MEDIA_BUS_FMT_UYVY8_2X8 && - pix != MEDIA_BUS_FMT_Y8_1X8 && - pix != MEDIA_BUS_FMT_UV8_1X8 && - pix != MEDIA_BUS_FMT_SGRBG12_1X12) { - dev_err(dev, - "resizer validate output: pix format not supported, %d\n", pix); - return -EINVAL; - } - - if (!width || !height) { - dev_err(dev, - "resizer validate input: invalid width or height\n"); - return -EINVAL; - } - - if (pix == MEDIA_BUS_FMT_UV8_1X8) - resizer_calculate_line_length(pix, width, - height, &val, line_len); - else - resizer_calculate_line_length(pix, width, - height, line_len, &val); - - return 0; -} - -static int -resizer_validate_decimation(struct device *dev, enum ipipeif_decimation dec_en, - unsigned char rsz, unsigned char frame_div_mode_en, - int width) -{ - if (dec_en && frame_div_mode_en) { - dev_err(dev, - "dec_en & frame_div_mode_en can not enabled simultaneously\n"); - return -EINVAL; - } - - if (frame_div_mode_en) { - dev_err(dev, "frame_div_mode mode not supported\n"); - return -EINVAL; - } - - if (!dec_en) - return 0; - - if (width <= VPFE_IPIPE_MAX_INPUT_WIDTH) { - dev_err(dev, - "image width to be more than %d for decimation\n", - VPFE_IPIPE_MAX_INPUT_WIDTH); - return -EINVAL; - } - - if (rsz < IPIPEIF_RSZ_MIN || rsz > IPIPEIF_RSZ_MAX) { - dev_err(dev, "rsz range is %d to %d\n", - IPIPEIF_RSZ_MIN, IPIPEIF_RSZ_MAX); - return -EINVAL; - } - - return 0; -} - -/* resizer_calculate_normal_f_div_param() - Algorithm to calculate the frame - * division parameters for resizer. - * in normal mode. - */ -static int -resizer_calculate_normal_f_div_param(struct device *dev, int input_width, - int output_width, struct resizer_scale_param *param) -{ - /* rsz = R, input_width = H, output width = h in the equation */ - unsigned int val1; - unsigned int rsz; - unsigned int val; - unsigned int h1; - unsigned int h2; - unsigned int o; - - if (output_width > input_width) { - dev_err(dev, "frame div mode is used for scale down only\n"); - return -EINVAL; - } - - rsz = (input_width << 8) / output_width; - val = rsz << 1; - val = ((input_width << 8) / val) + 1; - o = 14; - if (!(val % 2)) { - h1 = val; - } else { - val = input_width << 7; - val -= rsz >> 1; - val /= rsz << 1; - val <<= 1; - val += 2; - o += (DIV_ROUND_UP(rsz, 1024) << 1); - h1 = val; - } - h2 = output_width - h1; - /* phi */ - val = (h1 * rsz) - (((input_width >> 1) - o) << 8); - /* skip */ - val1 = ((val - 1024) >> 9) << 1; - param->f_div.num_passes = MAX_PASSES; - param->f_div.pass[0].o_hsz = h1 - 1; - param->f_div.pass[0].i_hps = 0; - param->f_div.pass[0].h_phs = 0; - param->f_div.pass[0].src_hps = 0; - param->f_div.pass[0].src_hsz = (input_width >> 2) + o; - param->f_div.pass[1].o_hsz = h2 - 1; - param->f_div.pass[1].i_hps = val1; - param->f_div.pass[1].h_phs = val - (val1 << 8); - param->f_div.pass[1].src_hps = (input_width >> 2) - o; - param->f_div.pass[1].src_hsz = (input_width >> 2) + o; - - return 0; -} - -static int -resizer_configure_in_single_shot_mode(struct vpfe_resizer_device *resizer) -{ - struct vpfe_rsz_config_params *config = &resizer->config.user_config; - struct device *dev = resizer->crop_resizer.subdev.v4l2_dev->dev; - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - struct v4l2_mbus_framefmt *outformat1, *outformat2; - struct resizer_params *param = &resizer->config; - struct v4l2_mbus_framefmt *informat; - int decimation; - int line_len_c; - int line_len; - int rsz; - int ret; - - informat = &resizer->crop_resizer.formats[RESIZER_CROP_PAD_SINK]; - outformat1 = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE]; - outformat2 = &resizer->resizer_b.formats[RESIZER_PAD_SOURCE]; - - decimation = vpfe_ipipeif_decimation_enabled(vpfe_dev); - rsz = vpfe_ipipeif_get_rsz(vpfe_dev); - if (decimation && param->user_config.frame_div_mode_en) { - dev_err(dev, - "dec_en & frame_div_mode_en cannot enabled simultaneously\n"); - return -EINVAL; - } - - ret = resizer_validate_decimation(dev, decimation, rsz, - param->user_config.frame_div_mode_en, informat->width); - if (ret) - return -EINVAL; - - ret = resizer_validate_input_image_format(dev, informat->code, - informat->width, informat->height, &line_len); - if (ret) - return -EINVAL; - - if (resizer->resizer_a.output != RESIZER_OUTPUT_NONE) { - param->rsz_en[RSZ_A] = ENABLE; - ret = resizer_validate_output_image_format(dev, outformat1, - &line_len, &line_len_c); - if (ret) - return ret; - param->ext_mem_param[RSZ_A].rsz_sdr_oft_y = line_len; - param->ext_mem_param[RSZ_A].rsz_sdr_oft_c = line_len_c; - configure_resizer_out_params(resizer, RSZ_A, - ¶m->user_config.output1, 0, 1); - - if (outformat1->code == MEDIA_BUS_FMT_SGRBG12_1X12) - param->rsz_common.raw_flip = 1; - else - param->rsz_common.raw_flip = 0; - - if (outformat1->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16) - resizer_enable_422_420_conversion(param, - RSZ_A, ENABLE); - else - resizer_enable_422_420_conversion(param, - RSZ_A, DISABLE); - } - - if (resizer->resizer_b.output != RESIZER_OUTPUT_NONE) { - param->rsz_en[RSZ_B] = ENABLE; - ret = resizer_validate_output_image_format(dev, outformat2, - &line_len, &line_len_c); - if (ret) - return ret; - param->ext_mem_param[RSZ_B].rsz_sdr_oft_y = line_len; - param->ext_mem_param[RSZ_B].rsz_sdr_oft_c = line_len_c; - configure_resizer_out_params(resizer, RSZ_B, - ¶m->user_config.output2, 0, 1); - if (outformat2->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16) - resizer_enable_422_420_conversion(param, - RSZ_B, ENABLE); - else - resizer_enable_422_420_conversion(param, - RSZ_B, DISABLE); - } - - resizer_configure_common_in_params(resizer); - if (resizer->resizer_a.output != RESIZER_OUTPUT_NONE) { - resizer_calculate_resize_ratios(resizer, RSZ_A); - resizer_calculate_sdram_offsets(resizer, RSZ_A); - /* Overriding resize ratio calculation */ - if (informat->code == MEDIA_BUS_FMT_UV8_1X8) { - param->rsz_rsc_param[RSZ_A].v_dif = - (((informat->height + 1) * 2) * 256) / - (param->rsz_rsc_param[RSZ_A].o_vsz + 1); - } - } - - if (resizer->resizer_b.output != RESIZER_OUTPUT_NONE) { - resizer_calculate_resize_ratios(resizer, RSZ_B); - resizer_calculate_sdram_offsets(resizer, RSZ_B); - /* Overriding resize ratio calculation */ - if (informat->code == MEDIA_BUS_FMT_UV8_1X8) { - param->rsz_rsc_param[RSZ_B].v_dif = - (((informat->height + 1) * 2) * 256) / - (param->rsz_rsc_param[RSZ_B].o_vsz + 1); - } - } - if (param->user_config.frame_div_mode_en && - param->rsz_en[RSZ_A]) { - if (!param->rsz_rsc_param[RSZ_A].dscale_en) - ret = resizer_calculate_normal_f_div_param(dev, - informat->width, - param->rsz_rsc_param[RSZ_A].o_vsz + 1, - ¶m->rsz_rsc_param[RSZ_A]); - else - ret = resizer_calculate_down_scale_f_div_param(dev, - informat->width, - param->rsz_rsc_param[RSZ_A].o_vsz + 1, - ¶m->rsz_rsc_param[RSZ_A]); - if (ret) - return -EINVAL; - } - if (param->user_config.frame_div_mode_en && - param->rsz_en[RSZ_B]) { - if (!param->rsz_rsc_param[RSZ_B].dscale_en) - ret = resizer_calculate_normal_f_div_param(dev, - informat->width, - param->rsz_rsc_param[RSZ_B].o_vsz + 1, - ¶m->rsz_rsc_param[RSZ_B]); - else - ret = resizer_calculate_down_scale_f_div_param(dev, - informat->width, - param->rsz_rsc_param[RSZ_B].o_vsz + 1, - ¶m->rsz_rsc_param[RSZ_B]); - if (ret) - return -EINVAL; - } - param->rsz_common.passthrough = config->bypass; - if (config->bypass) - resizer_configure_passthru(resizer, 1); - return 0; -} - -static void -resizer_set_default_configuration(struct vpfe_resizer_device *resizer) -{ -#define WIDTH_I 640 -#define HEIGHT_I 480 -#define WIDTH_O 640 -#define HEIGHT_O 480 - const struct resizer_params rsz_default_config = { - .oper_mode = RESIZER_MODE_ONE_SHOT, - .rsz_common = { - .vsz = HEIGHT_I - 1, - .hsz = WIDTH_I - 1, - .src_img_fmt = RSZ_IMG_422, - .raw_flip = 1, /* flip preserve Raw format */ - .source = IPIPE_DATA, - .passthrough = BYPASS_OFF, - .yuv_y_max = 255, - .yuv_c_max = 255, - .rsz_seq_crv = DISABLE, - .out_chr_pos = VPFE_IPIPE_YUV422_CHR_POS_COSITE, - }, - .rsz_rsc_param = { - { - .h_flip = DISABLE, - .v_flip = DISABLE, - .cen = DISABLE, - .yen = DISABLE, - .o_vsz = HEIGHT_O - 1, - .o_hsz = WIDTH_O - 1, - .v_dif = 256, - .v_typ_y = VPFE_RSZ_INTP_CUBIC, - .v_typ_c = VPFE_RSZ_INTP_CUBIC, - .h_dif = 256, - .h_typ_y = VPFE_RSZ_INTP_CUBIC, - .h_typ_c = VPFE_RSZ_INTP_CUBIC, - .h_dscale_ave_sz = - VPFE_IPIPE_DWN_SCALE_1_OVER_2, - .v_dscale_ave_sz = - VPFE_IPIPE_DWN_SCALE_1_OVER_2, - }, - { - .h_flip = DISABLE, - .v_flip = DISABLE, - .cen = DISABLE, - .yen = DISABLE, - .o_vsz = HEIGHT_O - 1, - .o_hsz = WIDTH_O - 1, - .v_dif = 256, - .v_typ_y = VPFE_RSZ_INTP_CUBIC, - .v_typ_c = VPFE_RSZ_INTP_CUBIC, - .h_dif = 256, - .h_typ_y = VPFE_RSZ_INTP_CUBIC, - .h_typ_c = VPFE_RSZ_INTP_CUBIC, - .h_dscale_ave_sz = - VPFE_IPIPE_DWN_SCALE_1_OVER_2, - .v_dscale_ave_sz = - VPFE_IPIPE_DWN_SCALE_1_OVER_2, - }, - }, - .rsz2rgb = { - { - .rgb_en = DISABLE - }, - { - .rgb_en = DISABLE - } - }, - .ext_mem_param = { - { - .rsz_sdr_oft_y = WIDTH_O << 1, - .rsz_sdr_ptr_e_y = HEIGHT_O, - .rsz_sdr_oft_c = WIDTH_O, - .rsz_sdr_ptr_e_c = HEIGHT_O >> 1, - }, - { - .rsz_sdr_oft_y = WIDTH_O << 1, - .rsz_sdr_ptr_e_y = HEIGHT_O, - .rsz_sdr_oft_c = WIDTH_O, - .rsz_sdr_ptr_e_c = HEIGHT_O, - }, - }, - .rsz_en[0] = ENABLE, - .rsz_en[1] = DISABLE, - .user_config = { - .output1 = { - .v_typ_y = VPFE_RSZ_INTP_CUBIC, - .v_typ_c = VPFE_RSZ_INTP_CUBIC, - .h_typ_y = VPFE_RSZ_INTP_CUBIC, - .h_typ_c = VPFE_RSZ_INTP_CUBIC, - .h_dscale_ave_sz = - VPFE_IPIPE_DWN_SCALE_1_OVER_2, - .v_dscale_ave_sz = - VPFE_IPIPE_DWN_SCALE_1_OVER_2, - }, - .output2 = { - .v_typ_y = VPFE_RSZ_INTP_CUBIC, - .v_typ_c = VPFE_RSZ_INTP_CUBIC, - .h_typ_y = VPFE_RSZ_INTP_CUBIC, - .h_typ_c = VPFE_RSZ_INTP_CUBIC, - .h_dscale_ave_sz = - VPFE_IPIPE_DWN_SCALE_1_OVER_2, - .v_dscale_ave_sz = - VPFE_IPIPE_DWN_SCALE_1_OVER_2, - }, - .yuv_y_max = 255, - .yuv_c_max = 255, - .out_chr_pos = VPFE_IPIPE_YUV422_CHR_POS_COSITE, - }, - }; - memcpy(&resizer->config, &rsz_default_config, - sizeof(struct resizer_params)); -} - -/* - * resizer_set_configuration() - set resizer config - * @resizer: vpfe resizer device pointer. - * @chan_config: resizer channel configuration. - */ -static int -resizer_set_configuration(struct vpfe_resizer_device *resizer, - struct vpfe_rsz_config *chan_config) -{ - if (!chan_config->config) - resizer_set_default_configuration(resizer); - else - if (copy_from_user(&resizer->config.user_config, - (void __user *)chan_config->config, - sizeof(struct vpfe_rsz_config_params))) - return -EFAULT; - - return 0; -} - -/* - * resizer_get_configuration() - get resizer config - * @resizer: vpfe resizer device pointer. - * @channel: image processor logical channel. - * @chan_config: resizer channel configuration. - */ -static int -resizer_get_configuration(struct vpfe_resizer_device *resizer, - struct vpfe_rsz_config *chan_config) -{ - struct device *dev = resizer->crop_resizer.subdev.v4l2_dev->dev; - - if (!chan_config->config) { - dev_err(dev, "Resizer channel invalid pointer\n"); - return -EINVAL; - } - - if (copy_to_user((void __user *)chan_config->config, - (void *)&resizer->config.user_config, - sizeof(struct vpfe_rsz_config_params))) { - dev_err(dev, "resizer_get_configuration: Error in copy to user\n"); - return -EFAULT; - } - - return 0; -} - -/* - * VPFE video operations - */ - -/* - * resizer_a_video_out_queue() - RESIZER-A video out queue - * @vpfe_dev: vpfe device pointer. - * @addr: buffer address. - */ -static int resizer_a_video_out_queue(struct vpfe_device *vpfe_dev, - unsigned long addr) -{ - struct vpfe_resizer_device *resizer = &vpfe_dev->vpfe_resizer; - - return resizer_set_outaddr(resizer->base_addr, - &resizer->config, RSZ_A, addr); -} - -/* - * resizer_b_video_out_queue() - RESIZER-B video out queue - * @vpfe_dev: vpfe device pointer. - * @addr: buffer address. - */ -static int resizer_b_video_out_queue(struct vpfe_device *vpfe_dev, - unsigned long addr) -{ - struct vpfe_resizer_device *resizer = &vpfe_dev->vpfe_resizer; - - return resizer_set_outaddr(resizer->base_addr, - &resizer->config, RSZ_B, addr); -} - -static const struct vpfe_video_operations resizer_a_video_ops = { - .queue = resizer_a_video_out_queue, -}; - -static const struct vpfe_video_operations resizer_b_video_ops = { - .queue = resizer_b_video_out_queue, -}; - -static void resizer_enable(struct vpfe_resizer_device *resizer, int en) -{ - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - u16 ipipeif_sink = vpfe_dev->vpfe_ipipeif.input; - unsigned char val; - - if (resizer->crop_resizer.input == RESIZER_CROP_INPUT_NONE) - return; - - if (resizer->crop_resizer.input == RESIZER_CROP_INPUT_IPIPEIF && - ipipeif_sink == IPIPEIF_INPUT_MEMORY) { - do { - val = regr_rsz(resizer->base_addr, RSZ_SRC_EN); - } while (val); - - if (resizer->resizer_a.output != RESIZER_OUTPUT_NONE) { - do { - val = regr_rsz(resizer->base_addr, RSZ_A); - } while (val); - } - if (resizer->resizer_b.output != RESIZER_OUTPUT_NONE) { - do { - val = regr_rsz(resizer->base_addr, RSZ_B); - } while (val); - } - } - if (resizer->resizer_a.output != RESIZER_OUTPUT_NONE) - rsz_enable(resizer->base_addr, RSZ_A, en); - - if (resizer->resizer_b.output != RESIZER_OUTPUT_NONE) - rsz_enable(resizer->base_addr, RSZ_B, en); -} - - -/* - * resizer_ss_isr() - resizer module single-shot buffer scheduling isr - * @resizer: vpfe resizer device pointer. - */ -static void resizer_ss_isr(struct vpfe_resizer_device *resizer) -{ - struct vpfe_video_device *video_out = &resizer->resizer_a.video_out; - struct vpfe_video_device *video_out2 = &resizer->resizer_b.video_out; - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - struct vpfe_pipeline *pipe = &video_out->pipe; - u16 ipipeif_sink = vpfe_dev->vpfe_ipipeif.input; - u32 val; - - if (ipipeif_sink != IPIPEIF_INPUT_MEMORY) - return; - - if (resizer->resizer_a.output == RESIZER_OUTPUT_MEMORY) { - val = vpss_dma_complete_interrupt(); - if (val != 0 && val != 2) - return; - } - - if (resizer->resizer_a.output == RESIZER_OUTPUT_MEMORY) { - spin_lock(&video_out->dma_queue_lock); - vpfe_video_process_buffer_complete(video_out); - video_out->state = VPFE_VIDEO_BUFFER_NOT_QUEUED; - vpfe_video_schedule_next_buffer(video_out); - spin_unlock(&video_out->dma_queue_lock); - } - - /* If resizer B is enabled */ - if (pipe->output_num > 1 && resizer->resizer_b.output == - RESIZER_OUTPUT_MEMORY) { - spin_lock(&video_out2->dma_queue_lock); - vpfe_video_process_buffer_complete(video_out2); - video_out2->state = VPFE_VIDEO_BUFFER_NOT_QUEUED; - vpfe_video_schedule_next_buffer(video_out2); - spin_unlock(&video_out2->dma_queue_lock); - } - - /* start HW if buffers are queued */ - if (vpfe_video_is_pipe_ready(pipe) && - resizer->resizer_a.output == RESIZER_OUTPUT_MEMORY) { - resizer_enable(resizer, 1); - vpfe_ipipe_enable(vpfe_dev, 1); - vpfe_ipipeif_enable(vpfe_dev); - } -} - -/* - * vpfe_resizer_buffer_isr() - resizer module buffer scheduling isr - * @resizer: vpfe resizer device pointer. - */ -void vpfe_resizer_buffer_isr(struct vpfe_resizer_device *resizer) -{ - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - struct vpfe_video_device *video_out = &resizer->resizer_a.video_out; - struct vpfe_video_device *video_out2 = &resizer->resizer_b.video_out; - struct vpfe_pipeline *pipe = &resizer->resizer_a.video_out.pipe; - enum v4l2_field field; - int fid; - - if (!video_out->started) - return; - - if (resizer->crop_resizer.input == RESIZER_CROP_INPUT_NONE) - return; - - field = video_out->fmt.fmt.pix.field; - if (field == V4L2_FIELD_NONE) { - /* handle progressive frame capture */ - if (video_out->cur_frm != video_out->next_frm) { - vpfe_video_process_buffer_complete(video_out); - if (pipe->output_num > 1) - vpfe_video_process_buffer_complete(video_out2); - } - - video_out->skip_frame_count--; - if (!video_out->skip_frame_count) { - video_out->skip_frame_count = - video_out->skip_frame_count_init; - rsz_src_enable(resizer->base_addr, 1); - } else { - rsz_src_enable(resizer->base_addr, 0); - } - return; - } - - /* handle interlaced frame capture */ - fid = vpfe_isif_get_fid(vpfe_dev); - - /* switch the software maintained field id */ - video_out->field_id ^= 1; - if (fid == video_out->field_id) { - /* - * we are in-sync here,continue. - * One frame is just being captured. If the - * next frame is available, release the current - * frame and move on - */ - if (fid == 0 && video_out->cur_frm != video_out->next_frm) { - vpfe_video_process_buffer_complete(video_out); - if (pipe->output_num > 1) - vpfe_video_process_buffer_complete(video_out2); - } - } else if (fid == 0) { - /* - * out of sync. Recover from any hardware out-of-sync. - * May loose one frame - */ - video_out->field_id = fid; - } -} - -/* - * vpfe_resizer_dma_isr() - resizer module dma isr - * @resizer: vpfe resizer device pointer. - */ -void vpfe_resizer_dma_isr(struct vpfe_resizer_device *resizer) -{ - struct vpfe_video_device *video_out2 = &resizer->resizer_b.video_out; - struct vpfe_video_device *video_out = &resizer->resizer_a.video_out; - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - struct vpfe_pipeline *pipe = &video_out->pipe; - int schedule_capture = 0; - enum v4l2_field field; - int fid; - - if (!video_out->started) - return; - - if (pipe->state == VPFE_PIPELINE_STREAM_SINGLESHOT) { - resizer_ss_isr(resizer); - return; - } - - field = video_out->fmt.fmt.pix.field; - if (field == V4L2_FIELD_NONE) { - if (!list_empty(&video_out->dma_queue) && - video_out->cur_frm == video_out->next_frm) - schedule_capture = 1; - } else { - fid = vpfe_isif_get_fid(vpfe_dev); - if (fid == video_out->field_id) { - /* we are in-sync here,continue */ - if (fid == 1 && !list_empty(&video_out->dma_queue) && - video_out->cur_frm == video_out->next_frm) - schedule_capture = 1; - } - } - - if (!schedule_capture) - return; - - spin_lock(&video_out->dma_queue_lock); - vpfe_video_schedule_next_buffer(video_out); - spin_unlock(&video_out->dma_queue_lock); - if (pipe->output_num > 1) { - spin_lock(&video_out2->dma_queue_lock); - vpfe_video_schedule_next_buffer(video_out2); - spin_unlock(&video_out2->dma_queue_lock); - } -} - -/* - * V4L2 subdev operations - */ - -/* - * resizer_ioctl() - Handle resizer module private ioctl's - * @sd: pointer to v4l2 subdev structure - * @cmd: configuration command - * @arg: configuration argument - */ -static long resizer_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg) -{ - struct vpfe_resizer_device *resizer = v4l2_get_subdevdata(sd); - struct device *dev = resizer->crop_resizer.subdev.v4l2_dev->dev; - struct vpfe_rsz_config *user_config; - int ret = -ENOIOCTLCMD; - - if (&resizer->crop_resizer.subdev != sd) - return ret; - - switch (cmd) { - case VIDIOC_VPFE_RSZ_S_CONFIG: - user_config = arg; - ret = resizer_set_configuration(resizer, user_config); - break; - - case VIDIOC_VPFE_RSZ_G_CONFIG: - user_config = arg; - if (!user_config->config) { - dev_err(dev, "error in VIDIOC_VPFE_RSZ_G_CONFIG\n"); - return -EINVAL; - } - ret = resizer_get_configuration(resizer, user_config); - break; - } - return ret; -} - -static int resizer_do_hw_setup(struct vpfe_resizer_device *resizer) -{ - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - u16 ipipeif_sink = vpfe_dev->vpfe_ipipeif.input; - u16 ipipeif_source = vpfe_dev->vpfe_ipipeif.output; - struct resizer_params *param = &resizer->config; - int ret = 0; - - if (resizer->resizer_a.output == RESIZER_OUTPUT_MEMORY || - resizer->resizer_b.output == RESIZER_OUTPUT_MEMORY) { - if (ipipeif_sink == IPIPEIF_INPUT_MEMORY && - ipipeif_source == IPIPEIF_OUTPUT_RESIZER) - ret = resizer_configure_in_single_shot_mode(resizer); - else - ret = resizer_configure_in_continuous_mode(resizer); - if (ret) - return ret; - ret = config_rsz_hw(resizer, param); - } - return ret; -} - -/* - * resizer_set_stream() - Enable/Disable streaming on resizer subdev - * @sd: pointer to v4l2 subdev structure - * @enable: 1 == Enable, 0 == Disable - */ -static int resizer_set_stream(struct v4l2_subdev *sd, int enable) -{ - struct vpfe_resizer_device *resizer = v4l2_get_subdevdata(sd); - - if (&resizer->crop_resizer.subdev != sd) - return 0; - - if (resizer->resizer_a.output != RESIZER_OUTPUT_MEMORY) - return 0; - - switch (enable) { - case 1: - if (resizer_do_hw_setup(resizer) < 0) - return -EINVAL; - resizer_enable(resizer, enable); - break; - - case 0: - resizer_enable(resizer, enable); - break; - } - - return 0; -} - -/* - * __resizer_get_format() - helper function for getting resizer format - * @sd: pointer to subdev. - * @cfg: V4L2 subdev pad config - * @pad: pad number. - * @which: wanted subdev format. - * Return wanted mbus frame format. - */ -static struct v4l2_mbus_framefmt * -__resizer_get_format(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, - unsigned int pad, enum v4l2_subdev_format_whence which) -{ - struct vpfe_resizer_device *resizer = v4l2_get_subdevdata(sd); - - if (which == V4L2_SUBDEV_FORMAT_TRY) - return v4l2_subdev_get_try_format(sd, cfg, pad); - if (&resizer->crop_resizer.subdev == sd) - return &resizer->crop_resizer.formats[pad]; - if (&resizer->resizer_a.subdev == sd) - return &resizer->resizer_a.formats[pad]; - if (&resizer->resizer_b.subdev == sd) - return &resizer->resizer_b.formats[pad]; - return NULL; -} - -/* - * resizer_try_format() - Handle try format by pad subdev method - * @sd: pointer to subdev. - * @cfg: V4L2 subdev pad config - * @pad: pad num. - * @fmt: pointer to v4l2 format structure. - * @which: wanted subdev format. - */ -static void -resizer_try_format(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, - unsigned int pad, struct v4l2_mbus_framefmt *fmt, - enum v4l2_subdev_format_whence which) -{ - struct vpfe_resizer_device *resizer = v4l2_get_subdevdata(sd); - unsigned int max_out_height; - unsigned int max_out_width; - unsigned int i; - - if ((&resizer->resizer_a.subdev == sd && pad == RESIZER_PAD_SINK) || - (&resizer->resizer_b.subdev == sd && pad == RESIZER_PAD_SINK) || - (&resizer->crop_resizer.subdev == sd && - (pad == RESIZER_CROP_PAD_SOURCE || - pad == RESIZER_CROP_PAD_SOURCE2 || pad == RESIZER_CROP_PAD_SINK))) { - for (i = 0; i < ARRAY_SIZE(resizer_input_formats); i++) { - if (fmt->code == resizer_input_formats[i]) - break; - } - /* If not found, use UYVY as default */ - if (i >= ARRAY_SIZE(resizer_input_formats)) - fmt->code = MEDIA_BUS_FMT_UYVY8_2X8; - - fmt->width = clamp_t(u32, fmt->width, MIN_IN_WIDTH, - MAX_IN_WIDTH); - fmt->height = clamp_t(u32, fmt->height, MIN_IN_HEIGHT, - MAX_IN_HEIGHT); - } else if (&resizer->resizer_a.subdev == sd && - pad == RESIZER_PAD_SOURCE) { - max_out_width = IPIPE_MAX_OUTPUT_WIDTH_A; - max_out_height = IPIPE_MAX_OUTPUT_HEIGHT_A; - - for (i = 0; i < ARRAY_SIZE(resizer_output_formats); i++) { - if (fmt->code == resizer_output_formats[i]) - break; - } - /* If not found, use UYVY as default */ - if (i >= ARRAY_SIZE(resizer_output_formats)) - fmt->code = MEDIA_BUS_FMT_UYVY8_2X8; - - fmt->width = clamp_t(u32, fmt->width, MIN_OUT_WIDTH, - max_out_width); - fmt->width &= ~15; - fmt->height = clamp_t(u32, fmt->height, MIN_OUT_HEIGHT, - max_out_height); - } else if (&resizer->resizer_b.subdev == sd && - pad == RESIZER_PAD_SOURCE) { - max_out_width = IPIPE_MAX_OUTPUT_WIDTH_B; - max_out_height = IPIPE_MAX_OUTPUT_HEIGHT_B; - - for (i = 0; i < ARRAY_SIZE(resizer_output_formats); i++) { - if (fmt->code == resizer_output_formats[i]) - break; - } - /* If not found, use UYVY as default */ - if (i >= ARRAY_SIZE(resizer_output_formats)) - fmt->code = MEDIA_BUS_FMT_UYVY8_2X8; - - fmt->width = clamp_t(u32, fmt->width, MIN_OUT_WIDTH, - max_out_width); - fmt->width &= ~15; - fmt->height = clamp_t(u32, fmt->height, MIN_OUT_HEIGHT, - max_out_height); - } -} - -/* - * resizer_set_format() - Handle set format by pads subdev method - * @sd: pointer to v4l2 subdev structure - * @cfg: V4L2 subdev pad config - * @fmt: pointer to v4l2 subdev format structure - * return -EINVAL or zero on success - */ -static int resizer_set_format(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_format *fmt) -{ - struct vpfe_resizer_device *resizer = v4l2_get_subdevdata(sd); - struct v4l2_mbus_framefmt *format; - - format = __resizer_get_format(sd, cfg, fmt->pad, fmt->which); - if (format == NULL) - return -EINVAL; - - resizer_try_format(sd, cfg, fmt->pad, &fmt->format, fmt->which); - *format = fmt->format; - - if (fmt->which == V4L2_SUBDEV_FORMAT_TRY) - return 0; - - if (&resizer->crop_resizer.subdev == sd) { - if (fmt->pad == RESIZER_CROP_PAD_SINK) { - resizer->crop_resizer.formats[fmt->pad] = fmt->format; - } else if (fmt->pad == RESIZER_CROP_PAD_SOURCE && - resizer->crop_resizer.output == RESIZER_A) { - resizer->crop_resizer.formats[fmt->pad] = fmt->format; - resizer->crop_resizer. - formats[RESIZER_CROP_PAD_SOURCE2] = fmt->format; - } else if (fmt->pad == RESIZER_CROP_PAD_SOURCE2 && - resizer->crop_resizer.output2 == RESIZER_B) { - resizer->crop_resizer.formats[fmt->pad] = fmt->format; - resizer->crop_resizer. - formats[RESIZER_CROP_PAD_SOURCE] = fmt->format; - } else { - return -EINVAL; - } - } else if (&resizer->resizer_a.subdev == sd) { - if (fmt->pad == RESIZER_PAD_SINK) - resizer->resizer_a.formats[fmt->pad] = fmt->format; - else if (fmt->pad == RESIZER_PAD_SOURCE) - resizer->resizer_a.formats[fmt->pad] = fmt->format; - else - return -EINVAL; - } else if (&resizer->resizer_b.subdev == sd) { - if (fmt->pad == RESIZER_PAD_SINK) - resizer->resizer_b.formats[fmt->pad] = fmt->format; - else if (fmt->pad == RESIZER_PAD_SOURCE) - resizer->resizer_b.formats[fmt->pad] = fmt->format; - else - return -EINVAL; - } else { - return -EINVAL; - } - - return 0; -} - -/* - * resizer_get_format() - Retrieve the video format on a pad - * @sd: pointer to v4l2 subdev structure. - * @cfg: V4L2 subdev pad config - * @fmt: pointer to v4l2 subdev format structure - * return -EINVAL or zero on success - */ -static int resizer_get_format(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_format *fmt) -{ - struct v4l2_mbus_framefmt *format; - - format = __resizer_get_format(sd, cfg, fmt->pad, fmt->which); - if (format == NULL) - return -EINVAL; - - fmt->format = *format; - - return 0; -} - -/* - * resizer_enum_frame_size() - enum frame sizes on pads - * @sd: Pointer to subdevice. - * @cfg: V4L2 subdev pad config - * @code: pointer to v4l2_subdev_frame_size_enum structure. - */ -static int resizer_enum_frame_size(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_frame_size_enum *fse) -{ - struct v4l2_mbus_framefmt format; - - if (fse->index != 0) - return -EINVAL; - - format.code = fse->code; - format.width = 1; - format.height = 1; - resizer_try_format(sd, cfg, fse->pad, &format, fse->which); - fse->min_width = format.width; - fse->min_height = format.height; - - if (format.code != fse->code) - return -EINVAL; - - format.code = fse->code; - format.width = -1; - format.height = -1; - resizer_try_format(sd, cfg, fse->pad, &format, fse->which); - fse->max_width = format.width; - fse->max_height = format.height; - - return 0; -} - -/* - * resizer_enum_mbus_code() - enum mbus codes for pads - * @sd: Pointer to subdevice. - * @cfg: V4L2 subdev pad config - * @code: pointer to v4l2_subdev_mbus_code_enum structure - */ -static int resizer_enum_mbus_code(struct v4l2_subdev *sd, - struct v4l2_subdev_pad_config *cfg, - struct v4l2_subdev_mbus_code_enum *code) -{ - if (code->pad == RESIZER_PAD_SINK) { - if (code->index >= ARRAY_SIZE(resizer_input_formats)) - return -EINVAL; - - code->code = resizer_input_formats[code->index]; - } else if (code->pad == RESIZER_PAD_SOURCE) { - if (code->index >= ARRAY_SIZE(resizer_output_formats)) - return -EINVAL; - - code->code = resizer_output_formats[code->index]; - } - - return 0; -} - -/* - * resizer_init_formats() - Initialize formats on all pads - * @sd: Pointer to subdevice. - * @fh: V4L2 subdev file handle. - * - * Initialize all pad formats with default values. Try formats are - * initialized on the file handle. - */ -static int resizer_init_formats(struct v4l2_subdev *sd, - struct v4l2_subdev_fh *fh) -{ - __u32 which = V4L2_SUBDEV_FORMAT_TRY; - struct vpfe_resizer_device *resizer = v4l2_get_subdevdata(sd); - struct v4l2_subdev_format format; - - if (&resizer->crop_resizer.subdev == sd) { - memset(&format, 0, sizeof(format)); - format.pad = RESIZER_CROP_PAD_SINK; - format.which = which; - format.format.code = MEDIA_BUS_FMT_YUYV8_2X8; - format.format.width = MAX_IN_WIDTH; - format.format.height = MAX_IN_HEIGHT; - resizer_set_format(sd, fh->pad, &format); - - memset(&format, 0, sizeof(format)); - format.pad = RESIZER_CROP_PAD_SOURCE; - format.which = which; - format.format.code = MEDIA_BUS_FMT_UYVY8_2X8; - format.format.width = MAX_IN_WIDTH; - format.format.height = MAX_IN_WIDTH; - resizer_set_format(sd, fh->pad, &format); - - memset(&format, 0, sizeof(format)); - format.pad = RESIZER_CROP_PAD_SOURCE2; - format.which = which; - format.format.code = MEDIA_BUS_FMT_UYVY8_2X8; - format.format.width = MAX_IN_WIDTH; - format.format.height = MAX_IN_WIDTH; - resizer_set_format(sd, fh->pad, &format); - } else if (&resizer->resizer_a.subdev == sd) { - memset(&format, 0, sizeof(format)); - format.pad = RESIZER_PAD_SINK; - format.which = which; - format.format.code = MEDIA_BUS_FMT_YUYV8_2X8; - format.format.width = MAX_IN_WIDTH; - format.format.height = MAX_IN_HEIGHT; - resizer_set_format(sd, fh->pad, &format); - - memset(&format, 0, sizeof(format)); - format.pad = RESIZER_PAD_SOURCE; - format.which = which; - format.format.code = MEDIA_BUS_FMT_UYVY8_2X8; - format.format.width = IPIPE_MAX_OUTPUT_WIDTH_A; - format.format.height = IPIPE_MAX_OUTPUT_HEIGHT_A; - resizer_set_format(sd, fh->pad, &format); - } else if (&resizer->resizer_b.subdev == sd) { - memset(&format, 0, sizeof(format)); - format.pad = RESIZER_PAD_SINK; - format.which = which; - format.format.code = MEDIA_BUS_FMT_YUYV8_2X8; - format.format.width = MAX_IN_WIDTH; - format.format.height = MAX_IN_HEIGHT; - resizer_set_format(sd, fh->pad, &format); - - memset(&format, 0, sizeof(format)); - format.pad = RESIZER_PAD_SOURCE; - format.which = which; - format.format.code = MEDIA_BUS_FMT_UYVY8_2X8; - format.format.width = IPIPE_MAX_OUTPUT_WIDTH_B; - format.format.height = IPIPE_MAX_OUTPUT_HEIGHT_B; - resizer_set_format(sd, fh->pad, &format); - } - - return 0; -} - -/* subdev core operations */ -static const struct v4l2_subdev_core_ops resizer_v4l2_core_ops = { - .ioctl = resizer_ioctl, -}; - -/* subdev internal operations */ -static const struct v4l2_subdev_internal_ops resizer_v4l2_internal_ops = { - .open = resizer_init_formats, -}; - -/* subdev video operations */ -static const struct v4l2_subdev_video_ops resizer_v4l2_video_ops = { - .s_stream = resizer_set_stream, -}; - -/* subdev pad operations */ -static const struct v4l2_subdev_pad_ops resizer_v4l2_pad_ops = { - .enum_mbus_code = resizer_enum_mbus_code, - .enum_frame_size = resizer_enum_frame_size, - .get_fmt = resizer_get_format, - .set_fmt = resizer_set_format, -}; - -/* subdev operations */ -static const struct v4l2_subdev_ops resizer_v4l2_ops = { - .core = &resizer_v4l2_core_ops, - .video = &resizer_v4l2_video_ops, - .pad = &resizer_v4l2_pad_ops, -}; - -/* - * Media entity operations - */ - -/* - * resizer_link_setup() - Setup resizer connections - * @entity: Pointer to media entity structure - * @local: Pointer to local pad array - * @remote: Pointer to remote pad array - * @flags: Link flags - * return -EINVAL or zero on success - */ -static int resizer_link_setup(struct media_entity *entity, - const struct media_pad *local, - const struct media_pad *remote, u32 flags) -{ - struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity); - struct vpfe_resizer_device *resizer = v4l2_get_subdevdata(sd); - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - u16 ipipeif_source = vpfe_dev->vpfe_ipipeif.output; - u16 ipipe_source = vpfe_dev->vpfe_ipipe.output; - unsigned int index = local->index; - - /* FIXME: this is actually a hack! */ - if (is_media_entity_v4l2_subdev(remote->entity)) - index |= 2 << 16; - - if (&resizer->crop_resizer.subdev == sd) { - switch (index) { - case RESIZER_CROP_PAD_SINK | 2 << 16: - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - resizer->crop_resizer.input = - RESIZER_CROP_INPUT_NONE; - break; - } - - if (resizer->crop_resizer.input != - RESIZER_CROP_INPUT_NONE) - return -EBUSY; - if (ipipeif_source == IPIPEIF_OUTPUT_RESIZER) - resizer->crop_resizer.input = - RESIZER_CROP_INPUT_IPIPEIF; - else if (ipipe_source == IPIPE_OUTPUT_RESIZER) - resizer->crop_resizer.input = - RESIZER_CROP_INPUT_IPIPE; - else - return -EINVAL; - break; - - case RESIZER_CROP_PAD_SOURCE | 2 << 16: - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - resizer->crop_resizer.output = - RESIZER_CROP_OUTPUT_NONE; - break; - } - if (resizer->crop_resizer.output != - RESIZER_CROP_OUTPUT_NONE) - return -EBUSY; - resizer->crop_resizer.output = RESIZER_A; - break; - - case RESIZER_CROP_PAD_SOURCE2 | 2 << 16: - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - resizer->crop_resizer.output2 = - RESIZER_CROP_OUTPUT_NONE; - break; - } - if (resizer->crop_resizer.output2 != - RESIZER_CROP_OUTPUT_NONE) - return -EBUSY; - resizer->crop_resizer.output2 = RESIZER_B; - break; - - default: - return -EINVAL; - } - } else if (&resizer->resizer_a.subdev == sd) { - switch (index) { - case RESIZER_PAD_SINK | 2 << 16: - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - resizer->resizer_a.input = RESIZER_INPUT_NONE; - break; - } - if (resizer->resizer_a.input != RESIZER_INPUT_NONE) - return -EBUSY; - resizer->resizer_a.input = RESIZER_INPUT_CROP_RESIZER; - break; - - case RESIZER_PAD_SOURCE: - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - resizer->resizer_a.output = RESIZER_OUTPUT_NONE; - break; - } - if (resizer->resizer_a.output != RESIZER_OUTPUT_NONE) - return -EBUSY; - resizer->resizer_a.output = RESIZER_OUTPUT_MEMORY; - break; - - default: - return -EINVAL; - } - } else if (&resizer->resizer_b.subdev == sd) { - switch (index) { - case RESIZER_PAD_SINK | 2 << 16: - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - resizer->resizer_b.input = RESIZER_INPUT_NONE; - break; - } - if (resizer->resizer_b.input != RESIZER_INPUT_NONE) - return -EBUSY; - resizer->resizer_b.input = RESIZER_INPUT_CROP_RESIZER; - break; - - case RESIZER_PAD_SOURCE: - if (!(flags & MEDIA_LNK_FL_ENABLED)) { - resizer->resizer_b.output = RESIZER_OUTPUT_NONE; - break; - } - if (resizer->resizer_b.output != RESIZER_OUTPUT_NONE) - return -EBUSY; - resizer->resizer_b.output = RESIZER_OUTPUT_MEMORY; - break; - - default: - return -EINVAL; - } - } else { - return -EINVAL; - } - - return 0; -} - -static const struct media_entity_operations resizer_media_ops = { - .link_setup = resizer_link_setup, -}; - -/* - * vpfe_resizer_unregister_entities() - Unregister entity - * @vpfe_rsz - pointer to resizer subdevice structure. - */ -void vpfe_resizer_unregister_entities(struct vpfe_resizer_device *vpfe_rsz) -{ - /* unregister video devices */ - vpfe_video_unregister(&vpfe_rsz->resizer_a.video_out); - vpfe_video_unregister(&vpfe_rsz->resizer_b.video_out); - - /* unregister subdev */ - v4l2_device_unregister_subdev(&vpfe_rsz->crop_resizer.subdev); - v4l2_device_unregister_subdev(&vpfe_rsz->resizer_a.subdev); - v4l2_device_unregister_subdev(&vpfe_rsz->resizer_b.subdev); - /* cleanup entity */ - media_entity_cleanup(&vpfe_rsz->crop_resizer.subdev.entity); - media_entity_cleanup(&vpfe_rsz->resizer_a.subdev.entity); - media_entity_cleanup(&vpfe_rsz->resizer_b.subdev.entity); -} - -/* - * vpfe_resizer_register_entities() - Register entity - * @resizer - pointer to resizer device. - * @vdev: pointer to v4l2 device structure. - */ -int vpfe_resizer_register_entities(struct vpfe_resizer_device *resizer, - struct v4l2_device *vdev) -{ - struct vpfe_device *vpfe_dev = to_vpfe_device(resizer); - unsigned int flags = 0; - int ret; - - /* Register the crop resizer subdev */ - ret = v4l2_device_register_subdev(vdev, &resizer->crop_resizer.subdev); - if (ret < 0) { - pr_err("Failed to register crop resizer as v4l2-subdev\n"); - return ret; - } - /* Register Resizer-A subdev */ - ret = v4l2_device_register_subdev(vdev, &resizer->resizer_a.subdev); - if (ret < 0) { - pr_err("Failed to register resizer-a as v4l2-subdev\n"); - return ret; - } - /* Register Resizer-B subdev */ - ret = v4l2_device_register_subdev(vdev, &resizer->resizer_b.subdev); - if (ret < 0) { - pr_err("Failed to register resizer-b as v4l2-subdev\n"); - return ret; - } - /* Register video-out device for resizer-a */ - ret = vpfe_video_register(&resizer->resizer_a.video_out, vdev); - if (ret) { - pr_err("Failed to register RSZ-A video-out device\n"); - goto out_video_out2_register; - } - resizer->resizer_a.video_out.vpfe_dev = vpfe_dev; - - /* Register video-out device for resizer-b */ - ret = vpfe_video_register(&resizer->resizer_b.video_out, vdev); - if (ret) { - pr_err("Failed to register RSZ-B video-out device\n"); - goto out_video_out2_register; - } - resizer->resizer_b.video_out.vpfe_dev = vpfe_dev; - - /* create link between Resizer Crop----> Resizer A*/ - ret = media_create_pad_link(&resizer->crop_resizer.subdev.entity, 1, - &resizer->resizer_a.subdev.entity, - 0, flags); - if (ret < 0) - goto out_create_link; - - /* create link between Resizer Crop----> Resizer B*/ - ret = media_create_pad_link(&resizer->crop_resizer.subdev.entity, 2, - &resizer->resizer_b.subdev.entity, - 0, flags); - if (ret < 0) - goto out_create_link; - - /* create link between Resizer A ----> video out */ - ret = media_create_pad_link(&resizer->resizer_a.subdev.entity, 1, - &resizer->resizer_a.video_out.video_dev.entity, 0, flags); - if (ret < 0) - goto out_create_link; - - /* create link between Resizer B ----> video out */ - ret = media_create_pad_link(&resizer->resizer_b.subdev.entity, 1, - &resizer->resizer_b.video_out.video_dev.entity, 0, flags); - if (ret < 0) - goto out_create_link; - - return 0; - -out_create_link: - vpfe_video_unregister(&resizer->resizer_b.video_out); -out_video_out2_register: - vpfe_video_unregister(&resizer->resizer_a.video_out); - v4l2_device_unregister_subdev(&resizer->crop_resizer.subdev); - v4l2_device_unregister_subdev(&resizer->resizer_a.subdev); - v4l2_device_unregister_subdev(&resizer->resizer_b.subdev); - media_entity_cleanup(&resizer->crop_resizer.subdev.entity); - media_entity_cleanup(&resizer->resizer_a.subdev.entity); - media_entity_cleanup(&resizer->resizer_b.subdev.entity); - return ret; -} - -/* - * vpfe_resizer_init() - resizer device initialization. - * @vpfe_rsz - pointer to resizer device - * @pdev: platform device pointer. - */ -int vpfe_resizer_init(struct vpfe_resizer_device *vpfe_rsz, - struct platform_device *pdev) -{ - struct v4l2_subdev *sd = &vpfe_rsz->crop_resizer.subdev; - struct media_pad *pads = &vpfe_rsz->crop_resizer.pads[0]; - struct media_entity *me = &sd->entity; - resource_size_t res_len; - struct resource *res; - int ret; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 5); - if (!res) - return -ENOENT; - - res_len = resource_size(res); - res = request_mem_region(res->start, res_len, res->name); - if (!res) - return -EBUSY; - - vpfe_rsz->base_addr = ioremap_nocache(res->start, res_len); - if (!vpfe_rsz->base_addr) - return -EBUSY; - - v4l2_subdev_init(sd, &resizer_v4l2_ops); - sd->internal_ops = &resizer_v4l2_internal_ops; - strscpy(sd->name, "DAVINCI RESIZER CROP", sizeof(sd->name)); - sd->grp_id = 1 << 16; /* group ID for davinci subdevs */ - v4l2_set_subdevdata(sd, vpfe_rsz); - sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; - - pads[RESIZER_CROP_PAD_SINK].flags = MEDIA_PAD_FL_SINK; - pads[RESIZER_CROP_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE; - pads[RESIZER_CROP_PAD_SOURCE2].flags = MEDIA_PAD_FL_SOURCE; - - vpfe_rsz->crop_resizer.input = RESIZER_CROP_INPUT_NONE; - vpfe_rsz->crop_resizer.output = RESIZER_CROP_OUTPUT_NONE; - vpfe_rsz->crop_resizer.output2 = RESIZER_CROP_OUTPUT_NONE; - vpfe_rsz->crop_resizer.rsz_device = vpfe_rsz; - me->ops = &resizer_media_ops; - ret = media_entity_pads_init(me, RESIZER_CROP_PADS_NUM, pads); - if (ret) - return ret; - - sd = &vpfe_rsz->resizer_a.subdev; - pads = &vpfe_rsz->resizer_a.pads[0]; - me = &sd->entity; - - v4l2_subdev_init(sd, &resizer_v4l2_ops); - sd->internal_ops = &resizer_v4l2_internal_ops; - strscpy(sd->name, "DAVINCI RESIZER A", sizeof(sd->name)); - sd->grp_id = 1 << 16; /* group ID for davinci subdevs */ - v4l2_set_subdevdata(sd, vpfe_rsz); - sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; - - pads[RESIZER_PAD_SINK].flags = MEDIA_PAD_FL_SINK; - pads[RESIZER_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE; - - vpfe_rsz->resizer_a.input = RESIZER_INPUT_NONE; - vpfe_rsz->resizer_a.output = RESIZER_OUTPUT_NONE; - vpfe_rsz->resizer_a.rsz_device = vpfe_rsz; - me->ops = &resizer_media_ops; - ret = media_entity_pads_init(me, RESIZER_PADS_NUM, pads); - if (ret) - return ret; - - sd = &vpfe_rsz->resizer_b.subdev; - pads = &vpfe_rsz->resizer_b.pads[0]; - me = &sd->entity; - - v4l2_subdev_init(sd, &resizer_v4l2_ops); - sd->internal_ops = &resizer_v4l2_internal_ops; - strscpy(sd->name, "DAVINCI RESIZER B", sizeof(sd->name)); - sd->grp_id = 1 << 16; /* group ID for davinci subdevs */ - v4l2_set_subdevdata(sd, vpfe_rsz); - sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; - - pads[RESIZER_PAD_SINK].flags = MEDIA_PAD_FL_SINK; - pads[RESIZER_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE; - - vpfe_rsz->resizer_b.input = RESIZER_INPUT_NONE; - vpfe_rsz->resizer_b.output = RESIZER_OUTPUT_NONE; - vpfe_rsz->resizer_b.rsz_device = vpfe_rsz; - me->ops = &resizer_media_ops; - ret = media_entity_pads_init(me, RESIZER_PADS_NUM, pads); - if (ret) - return ret; - - vpfe_rsz->resizer_a.video_out.ops = &resizer_a_video_ops; - vpfe_rsz->resizer_a.video_out.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - ret = vpfe_video_init(&vpfe_rsz->resizer_a.video_out, "RSZ-A"); - if (ret) { - pr_err("Failed to init RSZ video-out device\n"); - return ret; - } - vpfe_rsz->resizer_b.video_out.ops = &resizer_b_video_ops; - vpfe_rsz->resizer_b.video_out.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - ret = vpfe_video_init(&vpfe_rsz->resizer_b.video_out, "RSZ-B"); - if (ret) { - pr_err("Failed to init RSZ video-out2 device\n"); - return ret; - } - memset(&vpfe_rsz->config, 0, sizeof(struct resizer_params)); - - return 0; -} - -void -vpfe_resizer_cleanup(struct vpfe_resizer_device *vpfe_rsz, - struct platform_device *pdev) -{ - struct resource *res; - - iounmap(vpfe_rsz->base_addr); - res = platform_get_resource(pdev, IORESOURCE_MEM, 5); - if (res) - release_mem_region(res->start, - resource_size(res)); -} |