1998 lines
58 KiB
C
1998 lines
58 KiB
C
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/*
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* Copyright (C) 2012 Texas Instruments Inc
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Contributors:
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* Manjunath Hadli <manjunath.hadli@ti.com>
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* Prabhakar Lad <prabhakar.lad@ti.com>
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*
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*
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* Resizer allows upscaling or downscaling a image to a desired
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* resolution. There are 2 resizer modules. both operating on the
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* same input image, but can have different output resolution.
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*/
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#include "dm365_ipipe_hw.h"
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#include "dm365_resizer.h"
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#define MIN_IN_WIDTH 32
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#define MIN_IN_HEIGHT 32
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#define MAX_IN_WIDTH 4095
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#define MAX_IN_HEIGHT 4095
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#define MIN_OUT_WIDTH 16
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#define MIN_OUT_HEIGHT 2
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static const unsigned int resizer_input_formats[] = {
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MEDIA_BUS_FMT_UYVY8_2X8,
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MEDIA_BUS_FMT_Y8_1X8,
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MEDIA_BUS_FMT_UV8_1X8,
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MEDIA_BUS_FMT_SGRBG12_1X12,
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};
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static const unsigned int resizer_output_formats[] = {
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MEDIA_BUS_FMT_UYVY8_2X8,
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MEDIA_BUS_FMT_Y8_1X8,
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MEDIA_BUS_FMT_UV8_1X8,
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MEDIA_BUS_FMT_YDYUYDYV8_1X16,
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MEDIA_BUS_FMT_SGRBG12_1X12,
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};
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/* resizer_calculate_line_length() - This function calculates the line length of
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* various image planes at the input and
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* output.
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*/
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static void
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resizer_calculate_line_length(u32 pix, int width, int height,
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int *line_len, int *line_len_c)
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{
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*line_len = 0;
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*line_len_c = 0;
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if (pix == MEDIA_BUS_FMT_UYVY8_2X8 ||
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pix == MEDIA_BUS_FMT_SGRBG12_1X12) {
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*line_len = width << 1;
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} else {
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*line_len = width;
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*line_len_c = width;
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}
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/* adjust the line len to be a multiple of 32 */
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*line_len += 31;
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*line_len &= ~0x1f;
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*line_len_c += 31;
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*line_len_c &= ~0x1f;
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}
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static inline int
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resizer_validate_output_image_format(struct device *dev,
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struct v4l2_mbus_framefmt *format,
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int *in_line_len, int *in_line_len_c)
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{
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if (format->code != MEDIA_BUS_FMT_UYVY8_2X8 &&
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format->code != MEDIA_BUS_FMT_Y8_1X8 &&
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format->code != MEDIA_BUS_FMT_UV8_1X8 &&
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format->code != MEDIA_BUS_FMT_YDYUYDYV8_1X16 &&
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format->code != MEDIA_BUS_FMT_SGRBG12_1X12) {
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dev_err(dev, "Invalid Mbus format, %d\n", format->code);
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return -EINVAL;
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}
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if (!format->width || !format->height) {
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dev_err(dev, "invalid width or height\n");
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return -EINVAL;
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}
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resizer_calculate_line_length(format->code, format->width,
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format->height, in_line_len, in_line_len_c);
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return 0;
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}
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static void
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resizer_configure_passthru(struct vpfe_resizer_device *resizer, int bypass)
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{
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struct resizer_params *param = &resizer->config;
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param->rsz_rsc_param[RSZ_A].cen = DISABLE;
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param->rsz_rsc_param[RSZ_A].yen = DISABLE;
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param->rsz_rsc_param[RSZ_A].v_phs_y = 0;
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param->rsz_rsc_param[RSZ_A].v_phs_c = 0;
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param->rsz_rsc_param[RSZ_A].v_dif = 256;
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param->rsz_rsc_param[RSZ_A].v_lpf_int_y = 0;
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param->rsz_rsc_param[RSZ_A].v_lpf_int_c = 0;
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param->rsz_rsc_param[RSZ_A].h_phs = 0;
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param->rsz_rsc_param[RSZ_A].h_dif = 256;
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param->rsz_rsc_param[RSZ_A].h_lpf_int_y = 0;
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param->rsz_rsc_param[RSZ_A].h_lpf_int_c = 0;
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param->rsz_rsc_param[RSZ_A].dscale_en = DISABLE;
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param->rsz2rgb[RSZ_A].rgb_en = DISABLE;
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param->rsz_en[RSZ_A] = ENABLE;
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param->rsz_en[RSZ_B] = DISABLE;
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if (bypass) {
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param->rsz_rsc_param[RSZ_A].i_vps = 0;
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param->rsz_rsc_param[RSZ_A].i_hps = 0;
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/* Raw Bypass */
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param->rsz_common.passthrough = BYPASS_ON;
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}
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}
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static void
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configure_resizer_out_params(struct vpfe_resizer_device *resizer, int index,
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void *output_spec, unsigned char partial,
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unsigned int flag)
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{
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struct resizer_params *param = &resizer->config;
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struct v4l2_mbus_framefmt *outformat;
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struct vpfe_rsz_output_spec *output;
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if (index == RSZ_A &&
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resizer->resizer_a.output == RESIZER_OUTPUT_NONE) {
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param->rsz_en[index] = DISABLE;
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return;
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}
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if (index == RSZ_B &&
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resizer->resizer_b.output == RESIZER_OUTPUT_NONE) {
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param->rsz_en[index] = DISABLE;
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return;
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}
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output = output_spec;
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param->rsz_en[index] = ENABLE;
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if (partial) {
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param->rsz_rsc_param[index].h_flip = output->h_flip;
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param->rsz_rsc_param[index].v_flip = output->v_flip;
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param->rsz_rsc_param[index].v_typ_y = output->v_typ_y;
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param->rsz_rsc_param[index].v_typ_c = output->v_typ_c;
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param->rsz_rsc_param[index].v_lpf_int_y =
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output->v_lpf_int_y;
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param->rsz_rsc_param[index].v_lpf_int_c =
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output->v_lpf_int_c;
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param->rsz_rsc_param[index].h_typ_y = output->h_typ_y;
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param->rsz_rsc_param[index].h_typ_c = output->h_typ_c;
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param->rsz_rsc_param[index].h_lpf_int_y =
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output->h_lpf_int_y;
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param->rsz_rsc_param[index].h_lpf_int_c =
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output->h_lpf_int_c;
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param->rsz_rsc_param[index].dscale_en =
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output->en_down_scale;
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param->rsz_rsc_param[index].h_dscale_ave_sz =
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output->h_dscale_ave_sz;
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param->rsz_rsc_param[index].v_dscale_ave_sz =
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output->v_dscale_ave_sz;
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param->ext_mem_param[index].user_y_ofst =
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(output->user_y_ofst + 31) & ~0x1f;
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param->ext_mem_param[index].user_c_ofst =
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(output->user_c_ofst + 31) & ~0x1f;
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return;
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}
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if (index == RSZ_A)
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outformat = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE];
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else
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outformat = &resizer->resizer_b.formats[RESIZER_PAD_SOURCE];
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param->rsz_rsc_param[index].o_vsz = outformat->height - 1;
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param->rsz_rsc_param[index].o_hsz = outformat->width - 1;
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param->ext_mem_param[index].rsz_sdr_ptr_s_y = output->vst_y;
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param->ext_mem_param[index].rsz_sdr_ptr_e_y = outformat->height;
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param->ext_mem_param[index].rsz_sdr_ptr_s_c = output->vst_c;
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param->ext_mem_param[index].rsz_sdr_ptr_e_c = outformat->height;
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if (!flag)
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return;
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/* update common parameters */
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param->rsz_rsc_param[index].h_flip = output->h_flip;
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param->rsz_rsc_param[index].v_flip = output->v_flip;
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param->rsz_rsc_param[index].v_typ_y = output->v_typ_y;
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param->rsz_rsc_param[index].v_typ_c = output->v_typ_c;
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param->rsz_rsc_param[index].v_lpf_int_y = output->v_lpf_int_y;
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param->rsz_rsc_param[index].v_lpf_int_c = output->v_lpf_int_c;
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param->rsz_rsc_param[index].h_typ_y = output->h_typ_y;
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param->rsz_rsc_param[index].h_typ_c = output->h_typ_c;
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param->rsz_rsc_param[index].h_lpf_int_y = output->h_lpf_int_y;
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param->rsz_rsc_param[index].h_lpf_int_c = output->h_lpf_int_c;
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param->rsz_rsc_param[index].dscale_en = output->en_down_scale;
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param->rsz_rsc_param[index].h_dscale_ave_sz = output->h_dscale_ave_sz;
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param->rsz_rsc_param[index].v_dscale_ave_sz = output->h_dscale_ave_sz;
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param->ext_mem_param[index].user_y_ofst =
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(output->user_y_ofst + 31) & ~0x1f;
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param->ext_mem_param[index].user_c_ofst =
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(output->user_c_ofst + 31) & ~0x1f;
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}
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/*
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* resizer_calculate_resize_ratios() - Calculates resize ratio for resizer
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* A or B. This is called after setting
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* the input size or output size.
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* @resizer: Pointer to VPFE resizer subdevice.
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* @index: index RSZ_A-resizer-A RSZ_B-resizer-B.
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*/
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static void
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resizer_calculate_resize_ratios(struct vpfe_resizer_device *resizer, int index)
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{
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struct resizer_params *param = &resizer->config;
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struct v4l2_mbus_framefmt *informat, *outformat;
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informat = &resizer->crop_resizer.formats[RESIZER_CROP_PAD_SINK];
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if (index == RSZ_A)
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outformat = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE];
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else
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outformat = &resizer->resizer_b.formats[RESIZER_PAD_SOURCE];
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if (outformat->field != V4L2_FIELD_INTERLACED)
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param->rsz_rsc_param[index].v_dif =
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((informat->height) * 256) / (outformat->height);
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else
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param->rsz_rsc_param[index].v_dif =
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((informat->height >> 1) * 256) / (outformat->height);
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param->rsz_rsc_param[index].h_dif =
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((informat->width) * 256) / (outformat->width);
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}
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static void resizer_enable_422_420_conversion(struct resizer_params *param,
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int index, bool en)
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{
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param->rsz_rsc_param[index].cen = en;
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param->rsz_rsc_param[index].yen = en;
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}
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/* resizer_calculate_sdram_offsets() - This function calculates the offsets from
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* start of buffer for the C plane when
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* output format is YUV420SP. It also
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* calculates the offsets from the start of
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* the buffer when the image is flipped
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* vertically or horizontally for ycbcr/y/c
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* planes.
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* @resizer: Pointer to resizer subdevice.
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* @index: index RSZ_A-resizer-A RSZ_B-resizer-B.
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*/
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static int
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resizer_calculate_sdram_offsets(struct vpfe_resizer_device *resizer, int index)
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{
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struct resizer_params *param = &resizer->config;
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struct v4l2_mbus_framefmt *outformat;
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int bytesperpixel = 2;
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int image_height;
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int image_width;
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int yuv_420 = 0;
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int offset = 0;
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if (index == RSZ_A)
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outformat = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE];
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else
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outformat = &resizer->resizer_b.formats[RESIZER_PAD_SOURCE];
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image_height = outformat->height + 1;
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image_width = outformat->width + 1;
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param->ext_mem_param[index].c_offset = 0;
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param->ext_mem_param[index].flip_ofst_y = 0;
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param->ext_mem_param[index].flip_ofst_c = 0;
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if (outformat->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16) {
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/* YUV 420 */
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yuv_420 = 1;
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bytesperpixel = 1;
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}
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if (param->rsz_rsc_param[index].h_flip)
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/* width * bytesperpixel - 1 */
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offset = (image_width * bytesperpixel) - 1;
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if (param->rsz_rsc_param[index].v_flip)
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offset += (image_height - 1) *
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param->ext_mem_param[index].rsz_sdr_oft_y;
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param->ext_mem_param[index].flip_ofst_y = offset;
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if (!yuv_420)
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return 0;
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offset = 0;
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/* half height for c-plane */
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if (param->rsz_rsc_param[index].h_flip)
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/* width * bytesperpixel - 1 */
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offset = image_width - 1;
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if (param->rsz_rsc_param[index].v_flip)
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offset += (((image_height >> 1) - 1) *
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param->ext_mem_param[index].rsz_sdr_oft_c);
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param->ext_mem_param[index].flip_ofst_c = offset;
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param->ext_mem_param[index].c_offset =
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param->ext_mem_param[index].rsz_sdr_oft_y * image_height;
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return 0;
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}
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static int resizer_configure_output_win(struct vpfe_resizer_device *resizer)
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{
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struct resizer_params *param = &resizer->config;
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struct vpfe_rsz_output_spec output_specs;
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struct v4l2_mbus_framefmt *outformat;
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int line_len_c;
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int line_len;
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int ret;
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outformat = &resizer->resizer_a.formats[RESIZER_PAD_SOURCE];
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memset(&output_specs, 0x0, sizeof(struct vpfe_rsz_output_spec));
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output_specs.vst_y = param->user_config.vst;
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if (outformat->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16)
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output_specs.vst_c = param->user_config.vst;
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configure_resizer_out_params(resizer, RSZ_A, &output_specs, 0, 0);
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resizer_calculate_line_length(outformat->code,
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param->rsz_rsc_param[0].o_hsz + 1,
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param->rsz_rsc_param[0].o_vsz + 1,
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&line_len, &line_len_c);
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param->ext_mem_param[0].rsz_sdr_oft_y = line_len;
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param->ext_mem_param[0].rsz_sdr_oft_c = line_len_c;
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resizer_calculate_resize_ratios(resizer, RSZ_A);
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if (param->rsz_en[RSZ_B])
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resizer_calculate_resize_ratios(resizer, RSZ_B);
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if (outformat->code == MEDIA_BUS_FMT_YDYUYDYV8_1X16)
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resizer_enable_422_420_conversion(param, RSZ_A, ENABLE);
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else
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resizer_enable_422_420_conversion(param, RSZ_A, DISABLE);
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ret = resizer_calculate_sdram_offsets(resizer, RSZ_A);
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if (!ret && param->rsz_en[RSZ_B])
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ret = resizer_calculate_sdram_offsets(resizer, RSZ_B);
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if (ret)
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pr_err("Error in calculating sdram offsets\n");
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return ret;
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}
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static int
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resizer_calculate_down_scale_f_div_param(struct device *dev,
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int input_width, int output_width,
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struct resizer_scale_param *param)
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{
|
||
|
/* 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 += (((CEIL(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_continious_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_CONTINIOUS;
|
||
|
|
||
|
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 += ((CEIL(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_defualt_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_defualt_configuration(resizer);
|
||
|
else
|
||
|
if (copy_from_user(&resizer->config.user_config,
|
||
|
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 *)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_out->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_continious_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.
|
||
|
* Retun 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 devive.
|
||
|
* @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;
|
||
|
static 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;
|
||
|
strlcpy(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;
|
||
|
strlcpy(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;
|
||
|
strlcpy(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));
|
||
|
}
|