diff options
Diffstat (limited to 'drivers/staging/media/rkisp1/rkisp1-params.c')
| -rw-r--r-- | drivers/staging/media/rkisp1/rkisp1-params.c | 1630 |
1 files changed, 1630 insertions, 0 deletions
diff --git a/drivers/staging/media/rkisp1/rkisp1-params.c b/drivers/staging/media/rkisp1/rkisp1-params.c new file mode 100644 index 000000000000..781f0ca85af1 --- /dev/null +++ b/drivers/staging/media/rkisp1/rkisp1-params.c @@ -0,0 +1,1630 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Rockchip ISP1 Driver - Params subdevice + * + * Copyright (C) 2017 Rockchip Electronics Co., Ltd. + */ + +#include <media/v4l2-common.h> +#include <media/v4l2-event.h> +#include <media/v4l2-ioctl.h> +#include <media/videobuf2-core.h> +#include <media/videobuf2-vmalloc.h> /* for ISP params */ + +#include "rkisp1-common.h" + +#define RKISP1_PARAMS_DEV_NAME RKISP1_DRIVER_NAME "_params" + +#define RKISP1_ISP_PARAMS_REQ_BUFS_MIN 2 +#define RKISP1_ISP_PARAMS_REQ_BUFS_MAX 8 + +#define RKISP1_ISP_DPCC_LINE_THRESH(n) \ + (RKISP1_CIF_ISP_DPCC_LINE_THRESH_1 + 0x14 * (n)) +#define RKISP1_ISP_DPCC_LINE_MAD_FAC(n) \ + (RKISP1_CIF_ISP_DPCC_LINE_MAD_FAC_1 + 0x14 * (n)) +#define RKISP1_ISP_DPCC_PG_FAC(n) \ + (RKISP1_CIF_ISP_DPCC_PG_FAC_1 + 0x14 * (n)) +#define RKISP1_ISP_DPCC_RND_THRESH(n) \ + (RKISP1_CIF_ISP_DPCC_RND_THRESH_1 + 0x14 * (n)) +#define RKISP1_ISP_DPCC_RG_FAC(n) \ + (RKISP1_CIF_ISP_DPCC_RG_FAC_1 + 0x14 * (n)) +#define RKISP1_ISP_CC_COEFF(n) \ + (RKISP1_CIF_ISP_CC_COEFF_0 + (n) * 4) + +static inline void +rkisp1_param_set_bits(struct rkisp1_params *params, u32 reg, u32 bit_mask) +{ + u32 val; + + val = rkisp1_read(params->rkisp1, reg); + rkisp1_write(params->rkisp1, val | bit_mask, reg); +} + +static inline void +rkisp1_param_clear_bits(struct rkisp1_params *params, u32 reg, u32 bit_mask) +{ + u32 val; + + val = rkisp1_read(params->rkisp1, reg); + rkisp1_write(params->rkisp1, val & ~bit_mask, reg); +} + +/* ISP BP interface function */ +static void rkisp1_dpcc_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_dpcc_config *arg) +{ + unsigned int i; + u32 mode; + + /* avoid to override the old enable value */ + mode = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_DPCC_MODE); + mode &= RKISP1_CIF_ISP_DPCC_ENA; + mode |= arg->mode & ~RKISP1_CIF_ISP_DPCC_ENA; + rkisp1_write(params->rkisp1, mode, RKISP1_CIF_ISP_DPCC_MODE); + rkisp1_write(params->rkisp1, arg->output_mode, + RKISP1_CIF_ISP_DPCC_OUTPUT_MODE); + rkisp1_write(params->rkisp1, arg->set_use, + RKISP1_CIF_ISP_DPCC_SET_USE); + + rkisp1_write(params->rkisp1, arg->methods[0].method, + RKISP1_CIF_ISP_DPCC_METHODS_SET_1); + rkisp1_write(params->rkisp1, arg->methods[1].method, + RKISP1_CIF_ISP_DPCC_METHODS_SET_2); + rkisp1_write(params->rkisp1, arg->methods[2].method, + RKISP1_CIF_ISP_DPCC_METHODS_SET_3); + for (i = 0; i < RKISP1_CIF_ISP_DPCC_METHODS_MAX; i++) { + rkisp1_write(params->rkisp1, arg->methods[i].line_thresh, + RKISP1_ISP_DPCC_LINE_THRESH(i)); + rkisp1_write(params->rkisp1, arg->methods[i].line_mad_fac, + RKISP1_ISP_DPCC_LINE_MAD_FAC(i)); + rkisp1_write(params->rkisp1, arg->methods[i].pg_fac, + RKISP1_ISP_DPCC_PG_FAC(i)); + rkisp1_write(params->rkisp1, arg->methods[i].rnd_thresh, + RKISP1_ISP_DPCC_RND_THRESH(i)); + rkisp1_write(params->rkisp1, arg->methods[i].rg_fac, + RKISP1_ISP_DPCC_RG_FAC(i)); + } + + rkisp1_write(params->rkisp1, arg->rnd_offs, + RKISP1_CIF_ISP_DPCC_RND_OFFS); + rkisp1_write(params->rkisp1, arg->ro_limits, + RKISP1_CIF_ISP_DPCC_RO_LIMITS); +} + +/* ISP black level subtraction interface function */ +static void rkisp1_bls_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_bls_config *arg) +{ + /* avoid to override the old enable value */ + u32 new_control; + + new_control = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_BLS_CTRL); + new_control &= RKISP1_CIF_ISP_BLS_ENA; + /* fixed subtraction values */ + if (!arg->enable_auto) { + const struct rkisp1_cif_isp_bls_fixed_val *pval = + &arg->fixed_val; + + switch (params->raw_type) { + case RKISP1_RAW_BGGR: + rkisp1_write(params->rkisp1, + pval->r, RKISP1_CIF_ISP_BLS_D_FIXED); + rkisp1_write(params->rkisp1, + pval->gr, RKISP1_CIF_ISP_BLS_C_FIXED); + rkisp1_write(params->rkisp1, + pval->gb, RKISP1_CIF_ISP_BLS_B_FIXED); + rkisp1_write(params->rkisp1, + pval->b, RKISP1_CIF_ISP_BLS_A_FIXED); + break; + case RKISP1_RAW_GBRG: + rkisp1_write(params->rkisp1, + pval->r, RKISP1_CIF_ISP_BLS_C_FIXED); + rkisp1_write(params->rkisp1, + pval->gr, RKISP1_CIF_ISP_BLS_D_FIXED); + rkisp1_write(params->rkisp1, + pval->gb, RKISP1_CIF_ISP_BLS_A_FIXED); + rkisp1_write(params->rkisp1, + pval->b, RKISP1_CIF_ISP_BLS_B_FIXED); + break; + case RKISP1_RAW_GRBG: + rkisp1_write(params->rkisp1, + pval->r, RKISP1_CIF_ISP_BLS_B_FIXED); + rkisp1_write(params->rkisp1, + pval->gr, RKISP1_CIF_ISP_BLS_A_FIXED); + rkisp1_write(params->rkisp1, + pval->gb, RKISP1_CIF_ISP_BLS_D_FIXED); + rkisp1_write(params->rkisp1, + pval->b, RKISP1_CIF_ISP_BLS_C_FIXED); + break; + case RKISP1_RAW_RGGB: + rkisp1_write(params->rkisp1, + pval->r, RKISP1_CIF_ISP_BLS_A_FIXED); + rkisp1_write(params->rkisp1, + pval->gr, RKISP1_CIF_ISP_BLS_B_FIXED); + rkisp1_write(params->rkisp1, + pval->gb, RKISP1_CIF_ISP_BLS_C_FIXED); + rkisp1_write(params->rkisp1, + pval->b, RKISP1_CIF_ISP_BLS_D_FIXED); + break; + default: + break; + } + + } else { + if (arg->en_windows & BIT(1)) { + rkisp1_write(params->rkisp1, arg->bls_window2.h_offs, + RKISP1_CIF_ISP_BLS_H2_START); + rkisp1_write(params->rkisp1, arg->bls_window2.h_size, + RKISP1_CIF_ISP_BLS_H2_STOP); + rkisp1_write(params->rkisp1, arg->bls_window2.v_offs, + RKISP1_CIF_ISP_BLS_V2_START); + rkisp1_write(params->rkisp1, arg->bls_window2.v_size, + RKISP1_CIF_ISP_BLS_V2_STOP); + new_control |= RKISP1_CIF_ISP_BLS_WINDOW_2; + } + + if (arg->en_windows & BIT(0)) { + rkisp1_write(params->rkisp1, arg->bls_window1.h_offs, + RKISP1_CIF_ISP_BLS_H1_START); + rkisp1_write(params->rkisp1, arg->bls_window1.h_size, + RKISP1_CIF_ISP_BLS_H1_STOP); + rkisp1_write(params->rkisp1, arg->bls_window1.v_offs, + RKISP1_CIF_ISP_BLS_V1_START); + rkisp1_write(params->rkisp1, arg->bls_window1.v_size, + RKISP1_CIF_ISP_BLS_V1_STOP); + new_control |= RKISP1_CIF_ISP_BLS_WINDOW_1; + } + + rkisp1_write(params->rkisp1, arg->bls_samples, + RKISP1_CIF_ISP_BLS_SAMPLES); + + new_control |= RKISP1_CIF_ISP_BLS_MODE_MEASURED; + } + rkisp1_write(params->rkisp1, new_control, RKISP1_CIF_ISP_BLS_CTRL); +} + +/* ISP LS correction interface function */ +static void +rkisp1_lsc_correct_matrix_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_lsc_config *pconfig) +{ + unsigned int isp_lsc_status, sram_addr, isp_lsc_table_sel, i, j, data; + + isp_lsc_status = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_LSC_STATUS); + + /* RKISP1_CIF_ISP_LSC_TABLE_ADDRESS_153 = ( 17 * 18 ) >> 1 */ + sram_addr = (isp_lsc_status & RKISP1_CIF_ISP_LSC_ACTIVE_TABLE) ? + RKISP1_CIF_ISP_LSC_TABLE_ADDRESS_0 : + RKISP1_CIF_ISP_LSC_TABLE_ADDRESS_153; + rkisp1_write(params->rkisp1, sram_addr, + RKISP1_CIF_ISP_LSC_R_TABLE_ADDR); + rkisp1_write(params->rkisp1, sram_addr, + RKISP1_CIF_ISP_LSC_GR_TABLE_ADDR); + rkisp1_write(params->rkisp1, sram_addr, + RKISP1_CIF_ISP_LSC_GB_TABLE_ADDR); + rkisp1_write(params->rkisp1, sram_addr, + RKISP1_CIF_ISP_LSC_B_TABLE_ADDR); + + /* program data tables (table size is 9 * 17 = 153) */ + for (i = 0; + i < RKISP1_CIF_ISP_LSC_SECTORS_MAX * RKISP1_CIF_ISP_LSC_SECTORS_MAX; + i += RKISP1_CIF_ISP_LSC_SECTORS_MAX) { + /* + * 17 sectors with 2 values in one DWORD = 9 + * DWORDs (2nd value of last DWORD unused) + */ + for (j = 0; j < RKISP1_CIF_ISP_LSC_SECTORS_MAX - 1; j += 2) { + data = RKISP1_CIF_ISP_LSC_TABLE_DATA(pconfig->r_data_tbl[i + j], + pconfig->r_data_tbl[i + j + 1]); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_R_TABLE_DATA); + + data = RKISP1_CIF_ISP_LSC_TABLE_DATA(pconfig->gr_data_tbl[i + j], + pconfig->gr_data_tbl[i + j + 1]); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_GR_TABLE_DATA); + + data = RKISP1_CIF_ISP_LSC_TABLE_DATA(pconfig->gb_data_tbl[i + j], + pconfig->gb_data_tbl[i + j + 1]); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_GB_TABLE_DATA); + + data = RKISP1_CIF_ISP_LSC_TABLE_DATA(pconfig->b_data_tbl[i + j], + pconfig->b_data_tbl[i + j + 1]); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_B_TABLE_DATA); + } + data = RKISP1_CIF_ISP_LSC_TABLE_DATA(pconfig->r_data_tbl[i + j], 0); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_R_TABLE_DATA); + + data = RKISP1_CIF_ISP_LSC_TABLE_DATA(pconfig->gr_data_tbl[i + j], 0); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_GR_TABLE_DATA); + + data = RKISP1_CIF_ISP_LSC_TABLE_DATA(pconfig->gb_data_tbl[i + j], 0); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_GB_TABLE_DATA); + + data = RKISP1_CIF_ISP_LSC_TABLE_DATA(pconfig->b_data_tbl[i + j], 0); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_B_TABLE_DATA); + } + isp_lsc_table_sel = (isp_lsc_status & RKISP1_CIF_ISP_LSC_ACTIVE_TABLE) ? + RKISP1_CIF_ISP_LSC_TABLE_0 : + RKISP1_CIF_ISP_LSC_TABLE_1; + rkisp1_write(params->rkisp1, isp_lsc_table_sel, + RKISP1_CIF_ISP_LSC_TABLE_SEL); +} + +static void rkisp1_lsc_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_lsc_config *arg) +{ + unsigned int i, data; + u32 lsc_ctrl; + + /* To config must be off , store the current status firstly */ + lsc_ctrl = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_LSC_CTRL); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_LSC_CTRL, + RKISP1_CIF_ISP_LSC_CTRL_ENA); + rkisp1_lsc_correct_matrix_config(params, arg); + + for (i = 0; i < 4; i++) { + /* program x size tables */ + data = RKISP1_CIF_ISP_LSC_SECT_SIZE(arg->x_size_tbl[i * 2], + arg->x_size_tbl[i * 2 + 1]); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_XSIZE_01 + i * 4); + + /* program x grad tables */ + data = RKISP1_CIF_ISP_LSC_SECT_SIZE(arg->x_grad_tbl[i * 2], + arg->x_grad_tbl[i * 2 + 1]); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_XGRAD_01 + i * 4); + + /* program y size tables */ + data = RKISP1_CIF_ISP_LSC_SECT_SIZE(arg->y_size_tbl[i * 2], + arg->y_size_tbl[i * 2 + 1]); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_YSIZE_01 + i * 4); + + /* program y grad tables */ + data = RKISP1_CIF_ISP_LSC_SECT_SIZE(arg->y_grad_tbl[i * 2], + arg->y_grad_tbl[i * 2 + 1]); + rkisp1_write(params->rkisp1, data, + RKISP1_CIF_ISP_LSC_YGRAD_01 + i * 4); + } + + /* restore the lsc ctrl status */ + if (lsc_ctrl & RKISP1_CIF_ISP_LSC_CTRL_ENA) { + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_LSC_CTRL, + RKISP1_CIF_ISP_LSC_CTRL_ENA); + } else { + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_LSC_CTRL, + RKISP1_CIF_ISP_LSC_CTRL_ENA); + } +} + +/* ISP Filtering function */ +static void rkisp1_flt_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_flt_config *arg) +{ + u32 filt_mode; + + rkisp1_write(params->rkisp1, + arg->thresh_bl0, RKISP1_CIF_ISP_FILT_THRESH_BL0); + rkisp1_write(params->rkisp1, + arg->thresh_bl1, RKISP1_CIF_ISP_FILT_THRESH_BL1); + rkisp1_write(params->rkisp1, + arg->thresh_sh0, RKISP1_CIF_ISP_FILT_THRESH_SH0); + rkisp1_write(params->rkisp1, + arg->thresh_sh1, RKISP1_CIF_ISP_FILT_THRESH_SH1); + rkisp1_write(params->rkisp1, arg->fac_bl0, RKISP1_CIF_ISP_FILT_FAC_BL0); + rkisp1_write(params->rkisp1, arg->fac_bl1, RKISP1_CIF_ISP_FILT_FAC_BL1); + rkisp1_write(params->rkisp1, arg->fac_mid, RKISP1_CIF_ISP_FILT_FAC_MID); + rkisp1_write(params->rkisp1, arg->fac_sh0, RKISP1_CIF_ISP_FILT_FAC_SH0); + rkisp1_write(params->rkisp1, arg->fac_sh1, RKISP1_CIF_ISP_FILT_FAC_SH1); + rkisp1_write(params->rkisp1, + arg->lum_weight, RKISP1_CIF_ISP_FILT_LUM_WEIGHT); + + rkisp1_write(params->rkisp1, + (arg->mode ? RKISP1_CIF_ISP_FLT_MODE_DNR : 0) | + RKISP1_CIF_ISP_FLT_CHROMA_V_MODE(arg->chr_v_mode) | + RKISP1_CIF_ISP_FLT_CHROMA_H_MODE(arg->chr_h_mode) | + RKISP1_CIF_ISP_FLT_GREEN_STAGE1(arg->grn_stage1), + RKISP1_CIF_ISP_FILT_MODE); + + /* avoid to override the old enable value */ + filt_mode = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_FILT_MODE); + filt_mode &= RKISP1_CIF_ISP_FLT_ENA; + if (arg->mode) + filt_mode |= RKISP1_CIF_ISP_FLT_MODE_DNR; + filt_mode |= RKISP1_CIF_ISP_FLT_CHROMA_V_MODE(arg->chr_v_mode) | + RKISP1_CIF_ISP_FLT_CHROMA_H_MODE(arg->chr_h_mode) | + RKISP1_CIF_ISP_FLT_GREEN_STAGE1(arg->grn_stage1); + rkisp1_write(params->rkisp1, filt_mode, RKISP1_CIF_ISP_FILT_MODE); +} + +/* ISP demosaic interface function */ +static int rkisp1_bdm_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_bdm_config *arg) +{ + u32 bdm_th; + + /* avoid to override the old enable value */ + bdm_th = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_DEMOSAIC); + bdm_th &= RKISP1_CIF_ISP_DEMOSAIC_BYPASS; + bdm_th |= arg->demosaic_th & ~RKISP1_CIF_ISP_DEMOSAIC_BYPASS; + /* set demosaic threshold */ + rkisp1_write(params->rkisp1, bdm_th, RKISP1_CIF_ISP_DEMOSAIC); + return 0; +} + +/* ISP GAMMA correction interface function */ +static void rkisp1_sdg_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_sdg_config *arg) +{ + unsigned int i; + + rkisp1_write(params->rkisp1, + arg->xa_pnts.gamma_dx0, RKISP1_CIF_ISP_GAMMA_DX_LO); + rkisp1_write(params->rkisp1, + arg->xa_pnts.gamma_dx1, RKISP1_CIF_ISP_GAMMA_DX_HI); + + for (i = 0; i < RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE; i++) { + rkisp1_write(params->rkisp1, arg->curve_r.gamma_y[i], + RKISP1_CIF_ISP_GAMMA_R_Y0 + i * 4); + rkisp1_write(params->rkisp1, arg->curve_g.gamma_y[i], + RKISP1_CIF_ISP_GAMMA_G_Y0 + i * 4); + rkisp1_write(params->rkisp1, arg->curve_b.gamma_y[i], + RKISP1_CIF_ISP_GAMMA_B_Y0 + i * 4); + } +} + +/* ISP GAMMA correction interface function */ +static void rkisp1_goc_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_goc_config *arg) +{ + unsigned int i; + + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA); + rkisp1_write(params->rkisp1, arg->mode, RKISP1_CIF_ISP_GAMMA_OUT_MODE); + + for (i = 0; i < RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES; i++) + rkisp1_write(params->rkisp1, arg->gamma_y[i], + RKISP1_CIF_ISP_GAMMA_OUT_Y_0 + i * 4); +} + +/* ISP Cross Talk */ +static void rkisp1_ctk_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_ctk_config *arg) +{ + rkisp1_write(params->rkisp1, arg->coeff0, RKISP1_CIF_ISP_CT_COEFF_0); + rkisp1_write(params->rkisp1, arg->coeff1, RKISP1_CIF_ISP_CT_COEFF_1); + rkisp1_write(params->rkisp1, arg->coeff2, RKISP1_CIF_ISP_CT_COEFF_2); + rkisp1_write(params->rkisp1, arg->coeff3, RKISP1_CIF_ISP_CT_COEFF_3); + rkisp1_write(params->rkisp1, arg->coeff4, RKISP1_CIF_ISP_CT_COEFF_4); + rkisp1_write(params->rkisp1, arg->coeff5, RKISP1_CIF_ISP_CT_COEFF_5); + rkisp1_write(params->rkisp1, arg->coeff6, RKISP1_CIF_ISP_CT_COEFF_6); + rkisp1_write(params->rkisp1, arg->coeff7, RKISP1_CIF_ISP_CT_COEFF_7); + rkisp1_write(params->rkisp1, arg->coeff8, RKISP1_CIF_ISP_CT_COEFF_8); + rkisp1_write(params->rkisp1, arg->ct_offset_r, + RKISP1_CIF_ISP_CT_OFFSET_R); + rkisp1_write(params->rkisp1, arg->ct_offset_g, + RKISP1_CIF_ISP_CT_OFFSET_G); + rkisp1_write(params->rkisp1, arg->ct_offset_b, + RKISP1_CIF_ISP_CT_OFFSET_B); +} + +static void rkisp1_ctk_enable(struct rkisp1_params *params, bool en) +{ + if (en) + return; + + /* Write back the default values. */ + rkisp1_write(params->rkisp1, 0x80, RKISP1_CIF_ISP_CT_COEFF_0); + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_COEFF_1); + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_COEFF_2); + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_COEFF_3); + rkisp1_write(params->rkisp1, 0x80, RKISP1_CIF_ISP_CT_COEFF_4); + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_COEFF_5); + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_COEFF_6); + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_COEFF_7); + rkisp1_write(params->rkisp1, 0x80, RKISP1_CIF_ISP_CT_COEFF_8); + + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_OFFSET_R); + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_OFFSET_G); + rkisp1_write(params->rkisp1, 0, RKISP1_CIF_ISP_CT_OFFSET_B); +} + +/* ISP White Balance Mode */ +static void rkisp1_awb_meas_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_awb_meas_config *arg) +{ + u32 reg_val = 0; + /* based on the mode,configure the awb module */ + if (arg->awb_mode == RKISP1_CIF_ISP_AWB_MODE_YCBCR) { + /* Reference Cb and Cr */ + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_AWB_REF_CR_SET(arg->awb_ref_cr) | + arg->awb_ref_cb, RKISP1_CIF_ISP_AWB_REF); + /* Yc Threshold */ + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_AWB_MAX_Y_SET(arg->max_y) | + RKISP1_CIF_ISP_AWB_MIN_Y_SET(arg->min_y) | + RKISP1_CIF_ISP_AWB_MAX_CS_SET(arg->max_csum) | + arg->min_c, RKISP1_CIF_ISP_AWB_THRESH); + } + + reg_val = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_AWB_PROP); + if (arg->enable_ymax_cmp) + reg_val |= RKISP1_CIF_ISP_AWB_YMAX_CMP_EN; + else + reg_val &= ~RKISP1_CIF_ISP_AWB_YMAX_CMP_EN; + rkisp1_write(params->rkisp1, reg_val, RKISP1_CIF_ISP_AWB_PROP); + + /* window offset */ + rkisp1_write(params->rkisp1, + arg->awb_wnd.v_offs, RKISP1_CIF_ISP_AWB_WND_V_OFFS); + rkisp1_write(params->rkisp1, + arg->awb_wnd.h_offs, RKISP1_CIF_ISP_AWB_WND_H_OFFS); + /* AWB window size */ + rkisp1_write(params->rkisp1, + arg->awb_wnd.v_size, RKISP1_CIF_ISP_AWB_WND_V_SIZE); + rkisp1_write(params->rkisp1, + arg->awb_wnd.h_size, RKISP1_CIF_ISP_AWB_WND_H_SIZE); + /* Number of frames */ + rkisp1_write(params->rkisp1, + arg->frames, RKISP1_CIF_ISP_AWB_FRAMES); +} + +static void +rkisp1_awb_meas_enable(struct rkisp1_params *params, + const struct rkisp1_cif_isp_awb_meas_config *arg, + bool en) +{ + u32 reg_val = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_AWB_PROP); + + /* switch off */ + reg_val &= RKISP1_CIF_ISP_AWB_MODE_MASK_NONE; + + if (en) { + if (arg->awb_mode == RKISP1_CIF_ISP_AWB_MODE_RGB) + reg_val |= RKISP1_CIF_ISP_AWB_MODE_RGB_EN; + else + reg_val |= RKISP1_CIF_ISP_AWB_MODE_YCBCR_EN; + + rkisp1_write(params->rkisp1, reg_val, RKISP1_CIF_ISP_AWB_PROP); + + /* Measurements require AWB block be active. */ + rkisp1_param_set_bits(params, RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_AWB_ENA); + } else { + rkisp1_write(params->rkisp1, + reg_val, RKISP1_CIF_ISP_AWB_PROP); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_AWB_ENA); + } +} + +static void +rkisp1_awb_gain_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_awb_gain_config *arg) +{ + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_AWB_GAIN_R_SET(arg->gain_green_r) | + arg->gain_green_b, RKISP1_CIF_ISP_AWB_GAIN_G); + + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_AWB_GAIN_R_SET(arg->gain_red) | + arg->gain_blue, RKISP1_CIF_ISP_AWB_GAIN_RB); +} + +static void rkisp1_aec_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_aec_config *arg) +{ + unsigned int block_hsize, block_vsize; + u32 exp_ctrl; + + /* avoid to override the old enable value */ + exp_ctrl = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_EXP_CTRL); + exp_ctrl &= RKISP1_CIF_ISP_EXP_ENA; + if (arg->autostop) + exp_ctrl |= RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP; + if (arg->mode == RKISP1_CIF_ISP_EXP_MEASURING_MODE_1) + exp_ctrl |= RKISP1_CIF_ISP_EXP_CTRL_MEASMODE_1; + rkisp1_write(params->rkisp1, exp_ctrl, RKISP1_CIF_ISP_EXP_CTRL); + + rkisp1_write(params->rkisp1, + arg->meas_window.h_offs, RKISP1_CIF_ISP_EXP_H_OFFSET); + rkisp1_write(params->rkisp1, + arg->meas_window.v_offs, RKISP1_CIF_ISP_EXP_V_OFFSET); + + block_hsize = arg->meas_window.h_size / + RKISP1_CIF_ISP_EXP_COLUMN_NUM - 1; + block_vsize = arg->meas_window.v_size / + RKISP1_CIF_ISP_EXP_ROW_NUM - 1; + + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_EXP_H_SIZE_SET(block_hsize), + RKISP1_CIF_ISP_EXP_H_SIZE); + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_EXP_V_SIZE_SET(block_vsize), + RKISP1_CIF_ISP_EXP_V_SIZE); +} + +static void rkisp1_cproc_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_cproc_config *arg) +{ + struct rkisp1_cif_isp_isp_other_cfg *cur_other_cfg = + ¶ms->cur_params.others; + struct rkisp1_cif_isp_ie_config *cur_ie_config = + &cur_other_cfg->ie_config; + u32 effect = cur_ie_config->effect; + u32 quantization = params->quantization; + + rkisp1_write(params->rkisp1, arg->contrast, RKISP1_CIF_C_PROC_CONTRAST); + rkisp1_write(params->rkisp1, arg->hue, RKISP1_CIF_C_PROC_HUE); + rkisp1_write(params->rkisp1, arg->sat, RKISP1_CIF_C_PROC_SATURATION); + rkisp1_write(params->rkisp1, arg->brightness, + RKISP1_CIF_C_PROC_BRIGHTNESS); + + if (quantization != V4L2_QUANTIZATION_FULL_RANGE || + effect != V4L2_COLORFX_NONE) { + rkisp1_param_clear_bits(params, RKISP1_CIF_C_PROC_CTRL, + RKISP1_CIF_C_PROC_YOUT_FULL | + RKISP1_CIF_C_PROC_YIN_FULL | + RKISP1_CIF_C_PROC_COUT_FULL); + } else { + rkisp1_param_set_bits(params, RKISP1_CIF_C_PROC_CTRL, + RKISP1_CIF_C_PROC_YOUT_FULL | + RKISP1_CIF_C_PROC_YIN_FULL | + RKISP1_CIF_C_PROC_COUT_FULL); + } +} + +static void rkisp1_hst_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_hst_config *arg) +{ + unsigned int block_hsize, block_vsize; + static const u32 hist_weight_regs[] = { + RKISP1_CIF_ISP_HIST_WEIGHT_00TO30, + RKISP1_CIF_ISP_HIST_WEIGHT_40TO21, + RKISP1_CIF_ISP_HIST_WEIGHT_31TO12, + RKISP1_CIF_ISP_HIST_WEIGHT_22TO03, + RKISP1_CIF_ISP_HIST_WEIGHT_13TO43, + RKISP1_CIF_ISP_HIST_WEIGHT_04TO34, + RKISP1_CIF_ISP_HIST_WEIGHT_44, + }; + const u8 *weight; + unsigned int i; + u32 hist_prop; + + /* avoid to override the old enable value */ + hist_prop = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_HIST_PROP); + hist_prop &= RKISP1_CIF_ISP_HIST_PROP_MODE_MASK; + hist_prop |= RKISP1_CIF_ISP_HIST_PREDIV_SET(arg->histogram_predivider); + rkisp1_write(params->rkisp1, hist_prop, RKISP1_CIF_ISP_HIST_PROP); + rkisp1_write(params->rkisp1, + arg->meas_window.h_offs, + RKISP1_CIF_ISP_HIST_H_OFFS); + rkisp1_write(params->rkisp1, + arg->meas_window.v_offs, + RKISP1_CIF_ISP_HIST_V_OFFS); + + block_hsize = arg->meas_window.h_size / + RKISP1_CIF_ISP_HIST_COLUMN_NUM - 1; + block_vsize = arg->meas_window.v_size / RKISP1_CIF_ISP_HIST_ROW_NUM - 1; + + rkisp1_write(params->rkisp1, block_hsize, RKISP1_CIF_ISP_HIST_H_SIZE); + rkisp1_write(params->rkisp1, block_vsize, RKISP1_CIF_ISP_HIST_V_SIZE); + + weight = arg->hist_weight; + for (i = 0; i < ARRAY_SIZE(hist_weight_regs); ++i, weight += 4) + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_HIST_WEIGHT_SET(weight[0], + weight[1], + weight[2], + weight[3]), + hist_weight_regs[i]); +} + +static void +rkisp1_hst_enable(struct rkisp1_params *params, + const struct rkisp1_cif_isp_hst_config *arg, bool en) +{ + if (en) { + u32 hist_prop = rkisp1_read(params->rkisp1, + RKISP1_CIF_ISP_HIST_PROP); + + hist_prop &= ~RKISP1_CIF_ISP_HIST_PROP_MODE_MASK; + hist_prop |= arg->mode; + rkisp1_param_set_bits(params, RKISP1_CIF_ISP_HIST_PROP, + hist_prop); + } else { + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_HIST_PROP, + RKISP1_CIF_ISP_HIST_PROP_MODE_MASK); + } +} + +static void rkisp1_afm_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_afc_config *arg) +{ + size_t num_of_win = min_t(size_t, ARRAY_SIZE(arg->afm_win), + arg->num_afm_win); + u32 afm_ctrl = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_AFM_CTRL); + unsigned int i; + + /* Switch off to configure. */ + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_AFM_CTRL, + RKISP1_CIF_ISP_AFM_ENA); + + for (i = 0; i < num_of_win; i++) { + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_AFM_WINDOW_X(arg->afm_win[i].h_offs) | + RKISP1_CIF_ISP_AFM_WINDOW_Y(arg->afm_win[i].v_offs), + RKISP1_CIF_ISP_AFM_LT_A + i * 8); + rkisp1_write(params->rkisp1, + RKISP1_CIF_ISP_AFM_WINDOW_X(arg->afm_win[i].h_size + + arg->afm_win[i].h_offs) | + RKISP1_CIF_ISP_AFM_WINDOW_Y(arg->afm_win[i].v_size + + arg->afm_win[i].v_offs), + RKISP1_CIF_ISP_AFM_RB_A + i * 8); + } + rkisp1_write(params->rkisp1, arg->thres, RKISP1_CIF_ISP_AFM_THRES); + rkisp1_write(params->rkisp1, arg->var_shift, + RKISP1_CIF_ISP_AFM_VAR_SHIFT); + /* restore afm status */ + rkisp1_write(params->rkisp1, afm_ctrl, RKISP1_CIF_ISP_AFM_CTRL); +} + +static void rkisp1_ie_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_ie_config *arg) +{ + u32 eff_ctrl; + + eff_ctrl = rkisp1_read(params->rkisp1, RKISP1_CIF_IMG_EFF_CTRL); + eff_ctrl &= ~RKISP1_CIF_IMG_EFF_CTRL_MODE_MASK; + + if (params->quantization == V4L2_QUANTIZATION_FULL_RANGE) + eff_ctrl |= RKISP1_CIF_IMG_EFF_CTRL_YCBCR_FULL; + + switch (arg->effect) { + case V4L2_COLORFX_SEPIA: + eff_ctrl |= RKISP1_CIF_IMG_EFF_CTRL_MODE_SEPIA; + break; + case V4L2_COLORFX_SET_CBCR: + rkisp1_write(params->rkisp1, arg->eff_tint, + RKISP1_CIF_IMG_EFF_TINT); + eff_ctrl |= RKISP1_CIF_IMG_EFF_CTRL_MODE_SEPIA; + break; + /* + * Color selection is similar to water color(AQUA): + * grayscale + selected color w threshold + */ + case V4L2_COLORFX_AQUA: + eff_ctrl |= RKISP1_CIF_IMG_EFF_CTRL_MODE_COLOR_SEL; + rkisp1_write(params->rkisp1, arg->color_sel, + RKISP1_CIF_IMG_EFF_COLOR_SEL); + break; + case V4L2_COLORFX_EMBOSS: + eff_ctrl |= RKISP1_CIF_IMG_EFF_CTRL_MODE_EMBOSS; + rkisp1_write(params->rkisp1, arg->eff_mat_1, + RKISP1_CIF_IMG_EFF_MAT_1); + rkisp1_write(params->rkisp1, arg->eff_mat_2, + RKISP1_CIF_IMG_EFF_MAT_2); + rkisp1_write(params->rkisp1, arg->eff_mat_3, + RKISP1_CIF_IMG_EFF_MAT_3); + break; + case V4L2_COLORFX_SKETCH: + eff_ctrl |= RKISP1_CIF_IMG_EFF_CTRL_MODE_SKETCH; + rkisp1_write(params->rkisp1, arg->eff_mat_3, + RKISP1_CIF_IMG_EFF_MAT_3); + rkisp1_write(params->rkisp1, arg->eff_mat_4, + RKISP1_CIF_IMG_EFF_MAT_4); + rkisp1_write(params->rkisp1, arg->eff_mat_5, + RKISP1_CIF_IMG_EFF_MAT_5); + break; + case V4L2_COLORFX_BW: + eff_ctrl |= RKISP1_CIF_IMG_EFF_CTRL_MODE_BLACKWHITE; + break; + case V4L2_COLORFX_NEGATIVE: + eff_ctrl |= RKISP1_CIF_IMG_EFF_CTRL_MODE_NEGATIVE; + break; + default: + break; + } + + rkisp1_write(params->rkisp1, eff_ctrl, RKISP1_CIF_IMG_EFF_CTRL); +} + +static void rkisp1_ie_enable(struct rkisp1_params *params, bool en) +{ + if (en) { + rkisp1_param_set_bits(params, RKISP1_CIF_ICCL, + RKISP1_CIF_ICCL_IE_CLK); + rkisp1_write(params->rkisp1, RKISP1_CIF_IMG_EFF_CTRL_ENABLE, + RKISP1_CIF_IMG_EFF_CTRL); + rkisp1_param_set_bits(params, RKISP1_CIF_IMG_EFF_CTRL, + RKISP1_CIF_IMG_EFF_CTRL_CFG_UPD); + } else { + rkisp1_param_clear_bits(params, RKISP1_CIF_IMG_EFF_CTRL, + RKISP1_CIF_IMG_EFF_CTRL_ENABLE); + rkisp1_param_clear_bits(params, RKISP1_CIF_ICCL, + RKISP1_CIF_ICCL_IE_CLK); + } +} + +static void rkisp1_csm_config(struct rkisp1_params *params, bool full_range) +{ + static const u16 full_range_coeff[] = { + 0x0026, 0x004b, 0x000f, + 0x01ea, 0x01d6, 0x0040, + 0x0040, 0x01ca, 0x01f6 + }; + static const u16 limited_range_coeff[] = { + 0x0021, 0x0040, 0x000d, + 0x01ed, 0x01db, 0x0038, + 0x0038, 0x01d1, 0x01f7, + }; + unsigned int i; + + if (full_range) { + for (i = 0; i < ARRAY_SIZE(full_range_coeff); i++) + rkisp1_write(params->rkisp1, full_range_coeff[i], + RKISP1_CIF_ISP_CC_COEFF_0 + i * 4); + + rkisp1_param_set_bits(params, RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_CSM_Y_FULL_ENA | + RKISP1_CIF_ISP_CTRL_ISP_CSM_C_FULL_ENA); + } else { + for (i = 0; i < ARRAY_SIZE(limited_range_coeff); i++) + rkisp1_write(params->rkisp1, limited_range_coeff[i], + RKISP1_CIF_ISP_CC_COEFF_0 + i * 4); + + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_CSM_Y_FULL_ENA | + RKISP1_CIF_ISP_CTRL_ISP_CSM_C_FULL_ENA); + } +} + +/* ISP De-noise Pre-Filter(DPF) function */ +static void rkisp1_dpf_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_dpf_config *arg) +{ + unsigned int isp_dpf_mode, spatial_coeff, i; + + switch (arg->gain.mode) { + case RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_GAINS: + isp_dpf_mode = RKISP1_CIF_ISP_DPF_MODE_USE_NF_GAIN | + RKISP1_CIF_ISP_DPF_MODE_AWB_GAIN_COMP; + break; + case RKISP1_CIF_ISP_DPF_GAIN_USAGE_LSC_GAINS: + isp_dpf_mode = RKISP1_CIF_ISP_DPF_MODE_LSC_GAIN_COMP; + break; + case RKISP1_CIF_ISP_DPF_GAIN_USAGE_NF_LSC_GAINS: + isp_dpf_mode = RKISP1_CIF_ISP_DPF_MODE_USE_NF_GAIN | + RKISP1_CIF_ISP_DPF_MODE_AWB_GAIN_COMP | + RKISP1_CIF_ISP_DPF_MODE_LSC_GAIN_COMP; + break; + case RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_GAINS: + isp_dpf_mode = RKISP1_CIF_ISP_DPF_MODE_AWB_GAIN_COMP; + break; + case RKISP1_CIF_ISP_DPF_GAIN_USAGE_AWB_LSC_GAINS: + isp_dpf_mode = RKISP1_CIF_ISP_DPF_MODE_LSC_GAIN_COMP | + RKISP1_CIF_ISP_DPF_MODE_AWB_GAIN_COMP; + break; + case RKISP1_CIF_ISP_DPF_GAIN_USAGE_DISABLED: + default: + isp_dpf_mode = 0; + break; + } + + if (arg->nll.scale_mode == RKISP1_CIF_ISP_NLL_SCALE_LOGARITHMIC) + isp_dpf_mode |= RKISP1_CIF_ISP_DPF_MODE_NLL_SEGMENTATION; + if (arg->rb_flt.fltsize == RKISP1_CIF_ISP_DPF_RB_FILTERSIZE_9x9) + isp_dpf_mode |= RKISP1_CIF_ISP_DPF_MODE_RB_FLTSIZE_9x9; + if (!arg->rb_flt.r_enable) + isp_dpf_mode |= RKISP1_CIF_ISP_DPF_MODE_R_FLT_DIS; + if (!arg->rb_flt.b_enable) + isp_dpf_mode |= RKISP1_CIF_ISP_DPF_MODE_B_FLT_DIS; + if (!arg->g_flt.gb_enable) + isp_dpf_mode |= RKISP1_CIF_ISP_DPF_MODE_GB_FLT_DIS; + if (!arg->g_flt.gr_enable) + isp_dpf_mode |= RKISP1_CIF_ISP_DPF_MODE_GR_FLT_DIS; + + rkisp1_param_set_bits(params, RKISP1_CIF_ISP_DPF_MODE, + isp_dpf_mode); + rkisp1_write(params->rkisp1, arg->gain.nf_b_gain, + RKISP1_CIF_ISP_DPF_NF_GAIN_B); + rkisp1_write(params->rkisp1, arg->gain.nf_r_gain, + RKISP1_CIF_ISP_DPF_NF_GAIN_R); + rkisp1_write(params->rkisp1, arg->gain.nf_gb_gain, + RKISP1_CIF_ISP_DPF_NF_GAIN_GB); + rkisp1_write(params->rkisp1, arg->gain.nf_gr_gain, + RKISP1_CIF_ISP_DPF_NF_GAIN_GR); + + for (i = 0; i < RKISP1_CIF_ISP_DPF_MAX_NLF_COEFFS; i++) { + rkisp1_write(params->rkisp1, arg->nll.coeff[i], + RKISP1_CIF_ISP_DPF_NULL_COEFF_0 + i * 4); + } + + spatial_coeff = arg->g_flt.spatial_coeff[0] | + (arg->g_flt.spatial_coeff[1] << 8) | + (arg->g_flt.spatial_coeff[2] << 16) | + (arg->g_flt.spatial_coeff[3] << 24); + rkisp1_write(params->rkisp1, spatial_coeff, + RKISP1_CIF_ISP_DPF_S_WEIGHT_G_1_4); + + spatial_coeff = arg->g_flt.spatial_coeff[4] | + (arg->g_flt.spatial_coeff[5] << 8); + rkisp1_write(params->rkisp1, spatial_coeff, + RKISP1_CIF_ISP_DPF_S_WEIGHT_G_5_6); + + spatial_coeff = arg->rb_flt.spatial_coeff[0] | + (arg->rb_flt.spatial_coeff[1] << 8) | + (arg->rb_flt.spatial_coeff[2] << 16) | + (arg->rb_flt.spatial_coeff[3] << 24); + rkisp1_write(params->rkisp1, spatial_coeff, + RKISP1_CIF_ISP_DPF_S_WEIGHT_RB_1_4); + + spatial_coeff = arg->rb_flt.spatial_coeff[4] | + (arg->rb_flt.spatial_coeff[5] << 8); + rkisp1_write(params->rkisp1, spatial_coeff, + RKISP1_CIF_ISP_DPF_S_WEIGHT_RB_5_6); +} + +static void +rkisp1_dpf_strength_config(struct rkisp1_params *params, + const struct rkisp1_cif_isp_dpf_strength_config *arg) +{ + rkisp1_write(params->rkisp1, arg->b, RKISP1_CIF_ISP_DPF_STRENGTH_B); + rkisp1_write(params->rkisp1, arg->g, RKISP1_CIF_ISP_DPF_STRENGTH_G); + rkisp1_write(params->rkisp1, arg->r, RKISP1_CIF_ISP_DPF_STRENGTH_R); +} + +static void +rkisp1_isp_isr_other_config(struct rkisp1_params *params, + const struct rkisp1_params_cfg *new_params) +{ + unsigned int module_en_update, module_cfg_update, module_ens; + + module_en_update = new_params->module_en_update; + module_cfg_update = new_params->module_cfg_update; + module_ens = new_params->module_ens; + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_DPCC) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_DPCC)) { + /*update dpc config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_DPCC)) + rkisp1_dpcc_config(params, + &new_params->others.dpcc_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_DPCC) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_DPCC)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_DPCC_MODE, + RKISP1_CIF_ISP_DPCC_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_DPCC_MODE, + RKISP1_CIF_ISP_DPCC_ENA); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_BLS) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_BLS)) { + /* update bls config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_BLS)) + rkisp1_bls_config(params, + &new_params->others.bls_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_BLS) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_BLS)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_BLS_CTRL, + RKISP1_CIF_ISP_BLS_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_BLS_CTRL, + RKISP1_CIF_ISP_BLS_ENA); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_SDG) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_SDG)) { + /* update sdg config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_SDG)) + rkisp1_sdg_config(params, + &new_params->others.sdg_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_SDG) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_SDG)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_GAMMA_IN_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_GAMMA_IN_ENA); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_LSC) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_LSC)) { + /* update lsc config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_LSC)) + rkisp1_lsc_config(params, + &new_params->others.lsc_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_LSC) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_LSC)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_LSC_CTRL, + RKISP1_CIF_ISP_LSC_CTRL_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_LSC_CTRL, + RKISP1_CIF_ISP_LSC_CTRL_ENA); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_AWB_GAIN) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_AWB_GAIN)) { + /* update awb gains */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_AWB_GAIN)) + rkisp1_awb_gain_config(params, + &new_params->others.awb_gain_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_AWB_GAIN) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_AWB_GAIN)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_AWB_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_AWB_ENA); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_BDM) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_BDM)) { + /* update bdm config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_BDM)) + rkisp1_bdm_config(params, + &new_params->others.bdm_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_BDM) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_BDM)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_DEMOSAIC, + RKISP1_CIF_ISP_DEMOSAIC_BYPASS); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_DEMOSAIC, + RKISP1_CIF_ISP_DEMOSAIC_BYPASS); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_FLT) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_FLT)) { + /* update filter config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_FLT)) + rkisp1_flt_config(params, + &new_params->others.flt_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_FLT) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_FLT)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_FILT_MODE, + RKISP1_CIF_ISP_FLT_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_FILT_MODE, + RKISP1_CIF_ISP_FLT_ENA); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_CTK) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_CTK)) { + /* update ctk config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_CTK)) + rkisp1_ctk_config(params, + &new_params->others.ctk_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_CTK) + rkisp1_ctk_enable(params, + !!(module_ens & RKISP1_CIF_ISP_MODULE_CTK)); + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_GOC) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_GOC)) { + /* update goc config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_GOC)) + rkisp1_goc_config(params, + &new_params->others.goc_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_GOC) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_GOC)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_CPROC) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_CPROC)) { + /* update cproc config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_CPROC)) { + rkisp1_cproc_config(params, + &new_params->others.cproc_config); + } + + if (module_en_update & RKISP1_CIF_ISP_MODULE_CPROC) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_CPROC)) + rkisp1_param_set_bits(params, + RKISP1_CIF_C_PROC_CTRL, + RKISP1_CIF_C_PROC_CTR_ENABLE); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_C_PROC_CTRL, + RKISP1_CIF_C_PROC_CTR_ENABLE); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_IE) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_IE)) { + /* update ie config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_IE)) + rkisp1_ie_config(params, + &new_params->others.ie_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_IE) + rkisp1_ie_enable(params, + !!(module_ens & RKISP1_CIF_ISP_MODULE_IE)); + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_DPF) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_DPF)) { + /* update dpf config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_DPF)) + rkisp1_dpf_config(params, + &new_params->others.dpf_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_DPF) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_DPF)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_DPF_MODE, + RKISP1_CIF_ISP_DPF_MODE_EN); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_DPF_MODE, + RKISP1_CIF_ISP_DPF_MODE_EN); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_DPF_STRENGTH) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_DPF_STRENGTH)) { + /* update dpf strength config */ + rkisp1_dpf_strength_config(params, + &new_params->others.dpf_strength_config); + } +} + +static void rkisp1_isp_isr_meas_config(struct rkisp1_params *params, + struct rkisp1_params_cfg *new_params) +{ + unsigned int module_en_update, module_cfg_update, module_ens; + + module_en_update = new_params->module_en_update; + module_cfg_update = new_params->module_cfg_update; + module_ens = new_params->module_ens; + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_AWB) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_AWB)) { + /* update awb config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_AWB)) + rkisp1_awb_meas_config(params, + &new_params->meas.awb_meas_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_AWB) + rkisp1_awb_meas_enable(params, + &new_params->meas.awb_meas_config, + !!(module_ens & RKISP1_CIF_ISP_MODULE_AWB)); + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_AFC) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_AFC)) { + /* update afc config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_AFC)) + rkisp1_afm_config(params, + &new_params->meas.afc_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_AFC) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_AFC)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_AFM_CTRL, + RKISP1_CIF_ISP_AFM_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_AFM_CTRL, + RKISP1_CIF_ISP_AFM_ENA); + } + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_HST) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_HST)) { + /* update hst config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_HST)) + rkisp1_hst_config(params, + &new_params->meas.hst_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_HST) + rkisp1_hst_enable(params, + &new_params->meas.hst_config, + !!(module_ens & RKISP1_CIF_ISP_MODULE_HST)); + } + + if ((module_en_update & RKISP1_CIF_ISP_MODULE_AEC) || + (module_cfg_update & RKISP1_CIF_ISP_MODULE_AEC)) { + /* update aec config */ + if ((module_cfg_update & RKISP1_CIF_ISP_MODULE_AEC)) + rkisp1_aec_config(params, + &new_params->meas.aec_config); + + if (module_en_update & RKISP1_CIF_ISP_MODULE_AEC) { + if (!!(module_ens & RKISP1_CIF_ISP_MODULE_AEC)) + rkisp1_param_set_bits(params, + RKISP1_CIF_ISP_EXP_CTRL, + RKISP1_CIF_ISP_EXP_ENA); + else + rkisp1_param_clear_bits(params, + RKISP1_CIF_ISP_EXP_CTRL, + RKISP1_CIF_ISP_EXP_ENA); + } + } +} + +void rkisp1_params_isr(struct rkisp1_device *rkisp1, u32 isp_mis) +{ + unsigned int frame_sequence = atomic_read(&rkisp1->isp.frame_sequence); + struct rkisp1_params *params = &rkisp1->params; + struct rkisp1_params_cfg *new_params; + struct rkisp1_buffer *cur_buf = NULL; + + spin_lock(¶ms->config_lock); + if (!params->is_streaming) { + spin_unlock(¶ms->config_lock); + return; + } + + /* get one empty buffer */ + if (!list_empty(¶ms->params)) + cur_buf = list_first_entry(¶ms->params, + struct rkisp1_buffer, queue); + spin_unlock(¶ms->config_lock); + + if (!cur_buf) + return; + + new_params = (struct rkisp1_params_cfg *)(cur_buf->vaddr[0]); + + if (isp_mis & RKISP1_CIF_ISP_FRAME) { + u32 isp_ctrl; + + rkisp1_isp_isr_other_config(params, new_params); + rkisp1_isp_isr_meas_config(params, new_params); + + /* update shadow register immediately */ + isp_ctrl = rkisp1_read(params->rkisp1, RKISP1_CIF_ISP_CTRL); + isp_ctrl |= RKISP1_CIF_ISP_CTRL_ISP_CFG_UPD; + rkisp1_write(params->rkisp1, isp_ctrl, RKISP1_CIF_ISP_CTRL); + + spin_lock(¶ms->config_lock); + list_del(&cur_buf->queue); + spin_unlock(¶ms->config_lock); + + cur_buf->vb.sequence = frame_sequence; + vb2_buffer_done(&cur_buf->vb.vb2_buf, VB2_BUF_STATE_DONE); + } +} + +static const struct rkisp1_cif_isp_awb_meas_config rkisp1_awb_params_default_config = { + { + 0, 0, RKISP1_DEFAULT_WIDTH, RKISP1_DEFAULT_HEIGHT + }, + RKISP1_CIF_ISP_AWB_MODE_YCBCR, 200, 30, 20, 20, 0, 128, 128 +}; + +static const struct rkisp1_cif_isp_aec_config rkisp1_aec_params_default_config = { + RKISP1_CIF_ISP_EXP_MEASURING_MODE_0, + RKISP1_CIF_ISP_EXP_CTRL_AUTOSTOP_0, + { + RKISP1_DEFAULT_WIDTH >> 2, RKISP1_DEFAULT_HEIGHT >> 2, + RKISP1_DEFAULT_WIDTH >> 1, RKISP1_DEFAULT_HEIGHT >> 1 + } +}; + +static const struct rkisp1_cif_isp_hst_config rkisp1_hst_params_default_config = { + RKISP1_CIF_ISP_HISTOGRAM_MODE_RGB_COMBINED, + 3, + { + RKISP1_DEFAULT_WIDTH >> 2, RKISP1_DEFAULT_HEIGHT >> 2, + RKISP1_DEFAULT_WIDTH >> 1, RKISP1_DEFAULT_HEIGHT >> 1 + }, + { + 0, /* To be filled in with 0x01 at runtime. */ + } +}; + +static const struct rkisp1_cif_isp_afc_config rkisp1_afc_params_default_config = { + 1, + { + { + 300, 225, 200, 150 + } + }, + 4, + 14 +}; + +static void rkisp1_params_config_parameter(struct rkisp1_params *params) +{ + struct rkisp1_cif_isp_hst_config hst = rkisp1_hst_params_default_config; + + spin_lock(¶ms->config_lock); + + rkisp1_awb_meas_config(params, &rkisp1_awb_params_default_config); + rkisp1_awb_meas_enable(params, &rkisp1_awb_params_default_config, + true); + + rkisp1_aec_config(params, &rkisp1_aec_params_default_config); + rkisp1_param_set_bits(params, RKISP1_CIF_ISP_EXP_CTRL, + RKISP1_CIF_ISP_EXP_ENA); + + rkisp1_afm_config(params, &rkisp1_afc_params_default_config); + rkisp1_param_set_bits(params, RKISP1_CIF_ISP_AFM_CTRL, + RKISP1_CIF_ISP_AFM_ENA); + + memset(hst.hist_weight, 0x01, sizeof(hst.hist_weight)); + rkisp1_hst_config(params, &hst); + rkisp1_param_set_bits(params, RKISP1_CIF_ISP_HIST_PROP, + ~RKISP1_CIF_ISP_HIST_PROP_MODE_MASK | + rkisp1_hst_params_default_config.mode); + + /* set the range */ + if (params->quantization == V4L2_QUANTIZATION_FULL_RANGE) + rkisp1_csm_config(params, true); + else + rkisp1_csm_config(params, false); + + /* override the default things */ + rkisp1_isp_isr_other_config(params, ¶ms->cur_params); + rkisp1_isp_isr_meas_config(params, ¶ms->cur_params); + + spin_unlock(¶ms->config_lock); +} + +/* Not called when the camera active, thus not isr protection. */ +void rkisp1_params_configure(struct rkisp1_params *params, + enum rkisp1_fmt_raw_pat_type bayer_pat, + enum v4l2_quantization quantization) +{ + params->quantization = quantization; + params->raw_type = bayer_pat; + rkisp1_params_config_parameter(params); +} + +/* Not called when the camera active, thus not isr protection. */ +void rkisp1_params_disable(struct rkisp1_params *params) +{ + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_DPCC_MODE, + RKISP1_CIF_ISP_DPCC_ENA); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_LSC_CTRL, + RKISP1_CIF_ISP_LSC_CTRL_ENA); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_BLS_CTRL, + RKISP1_CIF_ISP_BLS_ENA); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_GAMMA_IN_ENA); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_DEMOSAIC, + RKISP1_CIF_ISP_DEMOSAIC_BYPASS); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_FILT_MODE, + RKISP1_CIF_ISP_FLT_ENA); + rkisp1_awb_meas_enable(params, NULL, false); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_CTRL, + RKISP1_CIF_ISP_CTRL_ISP_AWB_ENA); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_EXP_CTRL, + RKISP1_CIF_ISP_EXP_ENA); + rkisp1_ctk_enable(params, false); + rkisp1_param_clear_bits(params, RKISP1_CIF_C_PROC_CTRL, + RKISP1_CIF_C_PROC_CTR_ENABLE); + rkisp1_hst_enable(params, NULL, false); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_AFM_CTRL, + RKISP1_CIF_ISP_AFM_ENA); + rkisp1_ie_enable(params, false); + rkisp1_param_clear_bits(params, RKISP1_CIF_ISP_DPF_MODE, + RKISP1_CIF_ISP_DPF_MODE_EN); +} + +static int rkisp1_params_enum_fmt_meta_out(struct file *file, void *priv, + struct v4l2_fmtdesc *f) +{ + struct video_device *video = video_devdata(file); + struct rkisp1_params *params = video_get_drvdata(video); + + if (f->index > 0 || f->type != video->queue->type) + return -EINVAL; + + f->pixelformat = params->vdev_fmt.fmt.meta.dataformat; + + return 0; +} + +static int rkisp1_params_g_fmt_meta_out(struct file *file, void *fh, + struct v4l2_format *f) +{ + struct video_device *video = video_devdata(file); + struct rkisp1_params *params = video_get_drvdata(video); + struct v4l2_meta_format *meta = &f->fmt.meta; + + if (f->type != video->queue->type) + return -EINVAL; + + memset(meta, 0, sizeof(*meta)); + meta->dataformat = params->vdev_fmt.fmt.meta.dataformat; + meta->buffersize = params->vdev_fmt.fmt.meta.buffersize; + + return 0; +} + +static int rkisp1_params_querycap(struct file *file, + void *priv, struct v4l2_capability *cap) +{ + struct video_device *vdev = video_devdata(file); + + strscpy(cap->driver, RKISP1_DRIVER_NAME, sizeof(cap->driver)); + strscpy(cap->card, vdev->name, sizeof(cap->card)); + strscpy(cap->bus_info, RKISP1_BUS_INFO, sizeof(cap->bus_info)); + + return 0; +} + +/* ISP params video device IOCTLs */ +static const struct v4l2_ioctl_ops rkisp1_params_ioctl = { + .vidioc_reqbufs = vb2_ioctl_reqbufs, + .vidioc_querybuf = vb2_ioctl_querybuf, + .vidioc_create_bufs = vb2_ioctl_create_bufs, + .vidioc_qbuf = vb2_ioctl_qbuf, + .vidioc_dqbuf = vb2_ioctl_dqbuf, + .vidioc_prepare_buf = vb2_ioctl_prepare_buf, + .vidioc_expbuf = vb2_ioctl_expbuf, + .vidioc_streamon = vb2_ioctl_streamon, + .vidioc_streamoff = vb2_ioctl_streamoff, + .vidioc_enum_fmt_meta_out = rkisp1_params_enum_fmt_meta_out, + .vidioc_g_fmt_meta_out = rkisp1_params_g_fmt_meta_out, + .vidioc_s_fmt_meta_out = rkisp1_params_g_fmt_meta_out, + .vidioc_try_fmt_meta_out = rkisp1_params_g_fmt_meta_out, + .vidioc_querycap = rkisp1_params_querycap, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, +}; + +static int rkisp1_params_vb2_queue_setup(struct vb2_queue *vq, + unsigned int *num_buffers, + unsigned int *num_planes, + unsigned int sizes[], + struct device *alloc_devs[]) +{ + struct rkisp1_params *params = vq->drv_priv; + + *num_buffers = clamp_t(u32, *num_buffers, + RKISP1_ISP_PARAMS_REQ_BUFS_MIN, + RKISP1_ISP_PARAMS_REQ_BUFS_MAX); + + *num_planes = 1; + + sizes[0] = sizeof(struct rkisp1_params_cfg); + + INIT_LIST_HEAD(¶ms->params); + params->is_first_params = true; + + return 0; +} + +static void rkisp1_params_vb2_buf_queue(struct vb2_buffer *vb) +{ + struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); + struct rkisp1_buffer *params_buf = + container_of(vbuf, struct rkisp1_buffer, vb); + struct vb2_queue *vq = vb->vb2_queue; + struct rkisp1_params *params = vq->drv_priv; + struct rkisp1_params_cfg *new_params; + unsigned long flags; + unsigned int frame_sequence = + atomic_read(¶ms->rkisp1->isp.frame_sequence); + + if (params->is_first_params) { + new_params = (struct rkisp1_params_cfg *) + (vb2_plane_vaddr(vb, 0)); + vbuf->sequence = frame_sequence; + vb2_buffer_done(¶ms_buf->vb.vb2_buf, VB2_BUF_STATE_DONE); + params->is_first_params = false; + params->cur_params = *new_params; + return; + } + + params_buf->vaddr[0] = vb2_plane_vaddr(vb, 0); + spin_lock_irqsave(¶ms->config_lock, flags); + list_add_tail(¶ms_buf->queue, ¶ms->params); + spin_unlock_irqrestore(¶ms->config_lock, flags); +} + +static int rkisp1_params_vb2_buf_prepare(struct vb2_buffer *vb) +{ + if (vb2_plane_size(vb, 0) < sizeof(struct rkisp1_params_cfg)) + return -EINVAL; + + vb2_set_plane_payload(vb, 0, sizeof(struct rkisp1_params_cfg)); + + return 0; +} + +static void rkisp1_params_vb2_stop_streaming(struct vb2_queue *vq) +{ + struct rkisp1_params *params = vq->drv_priv; + struct rkisp1_buffer *buf; + unsigned long flags; + unsigned int i; + + /* stop params input firstly */ + spin_lock_irqsave(¶ms->config_lock, flags); + params->is_streaming = false; + spin_unlock_irqrestore(¶ms->config_lock, flags); + + for (i = 0; i < RKISP1_ISP_PARAMS_REQ_BUFS_MAX; i++) { + spin_lock_irqsave(¶ms->config_lock, flags); + if (!list_empty(¶ms->params)) { + buf = list_first_entry(¶ms->params, + struct rkisp1_buffer, queue); + list_del(&buf->queue); + spin_unlock_irqrestore(¶ms->config_lock, + flags); + } else { + spin_unlock_irqrestore(¶ms->config_lock, + flags); + break; + } + + if (buf) + vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR); + buf = NULL; + } +} + +static int +rkisp1_params_vb2_start_streaming(struct vb2_queue *queue, unsigned int count) +{ + struct rkisp1_params *params = queue->drv_priv; + unsigned long flags; + + spin_lock_irqsave(¶ms->config_lock, flags); + params->is_streaming = true; + spin_unlock_irqrestore(¶ms->config_lock, flags); + + return 0; +} + +static struct vb2_ops rkisp1_params_vb2_ops = { + .queue_setup = rkisp1_params_vb2_queue_setup, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, + .buf_queue = rkisp1_params_vb2_buf_queue, + .buf_prepare = rkisp1_params_vb2_buf_prepare, + .start_streaming = rkisp1_params_vb2_start_streaming, + .stop_streaming = rkisp1_params_vb2_stop_streaming, + +}; + +static struct v4l2_file_operations rkisp1_params_fops = { + .mmap = vb2_fop_mmap, + .unlocked_ioctl = video_ioctl2, + .poll = vb2_fop_poll, + .open = v4l2_fh_open, + .release = vb2_fop_release +}; + +static int rkisp1_params_init_vb2_queue(struct vb2_queue *q, + struct rkisp1_params *params) +{ + struct rkisp1_vdev_node *node; + + node = container_of(q, struct rkisp1_vdev_node, buf_queue); + + q->type = V4L2_BUF_TYPE_META_OUTPUT; + q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF; + q->drv_priv = params; + q->ops = &rkisp1_params_vb2_ops; + q->mem_ops = &vb2_vmalloc_memops; + q->buf_struct_size = sizeof(struct rkisp1_buffer); + q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + q->lock = &node->vlock; + + return vb2_queue_init(q); +} + +static void rkisp1_init_params(struct rkisp1_params *params) +{ + params->vdev_fmt.fmt.meta.dataformat = + V4L2_META_FMT_RK_ISP1_PARAMS; + params->vdev_fmt.fmt.meta.buffersize = + sizeof(struct rkisp1_params_cfg); +} + +int rkisp1_params_register(struct rkisp1_params *params, + struct v4l2_device *v4l2_dev, + struct rkisp1_device *rkisp1) +{ + struct rkisp1_vdev_node *node = ¶ms->vnode; + struct video_device *vdev = &node->vdev; + int ret; + + params->rkisp1 = rkisp1; + mutex_init(&node->vlock); + spin_lock_init(¶ms->config_lock); + + strscpy(vdev->name, RKISP1_PARAMS_DEV_NAME, sizeof(vdev->name)); + + video_set_drvdata(vdev, params); + vdev->ioctl_ops = &rkisp1_params_ioctl; + vdev->fops = &rkisp1_params_fops; + vdev->release = video_device_release_empty; + /* + * Provide a mutex to v4l2 core. It will be used + * to protect all fops and v4l2 ioctls. + */ + vdev->lock = &node->vlock; + vdev->v4l2_dev = v4l2_dev; + vdev->queue = &node->buf_queue; + vdev->device_caps = V4L2_CAP_STREAMING | V4L2_CAP_META_OUTPUT; + vdev->vfl_dir = VFL_DIR_TX; + rkisp1_params_init_vb2_queue(vdev->queue, params); + rkisp1_init_params(params); + video_set_drvdata(vdev, params); + + node->pad.flags = MEDIA_PAD_FL_SOURCE; + ret = media_entity_pads_init(&vdev->entity, 1, &node->pad); + if (ret) + goto err_release_queue; + ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1); + if (ret) { + dev_err(&vdev->dev, + "failed to register %s, ret=%d\n", vdev->name, ret); + goto err_cleanup_media_entity; + } + return 0; +err_cleanup_media_entity: + media_entity_cleanup(&vdev->entity); +err_release_queue: + vb2_queue_release(vdev->queue); + return ret; +} + +void rkisp1_params_unregister(struct rkisp1_params *params) +{ + struct rkisp1_vdev_node *node = ¶ms->vnode; + struct video_device *vdev = &node->vdev; + + video_unregister_device(vdev); + media_entity_cleanup(&vdev->entity); + vb2_queue_release(vdev->queue); +} |