Google Git
Sign in
android-kvm / linux / ac8a6eba2a117e0fdc04da62ab568d1b7ca4c8f6 / . / drivers / media / platform / rockchip / rkisp1 / rkisp1-params.c
blob: 8fa5b0abf1f9c4bf65dbfcec6fd1ed9c092d798a [file] [log] [blame]
// 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_SAMPLES_MAX; i++) {
/*
* 17 sectors with 2 values in one DWORD = 9
* DWORDs (2nd value of last DWORD unused)
*/
for (j = 0; j < RKISP1_CIF_ISP_LSC_SAMPLES_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 < RKISP1_CIF_ISP_LSC_SECTORS_TBL_SIZE / 2; 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_V10; 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)
{
unsigned int i, j, k = 0;
for (i = 0; i < 3; i++)
for (j = 0; j < 3; j++)
rkisp1_write(params->rkisp1, arg->coeff[i][j],
RKISP1_CIF_ISP_CT_COEFF_0 + 4 * k++);
for (i = 0; i < 3; i++)
rkisp1_write(params->rkisp1, arg->ct_offset[i],
RKISP1_CIF_ISP_CT_OFFSET_R + i * 4);
}
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 =
container_of(arg, struct rkisp1_cif_isp_isp_other_cfg, cproc_config);
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,
};
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]);
rkisp1_write(params->rkisp1, weight[0] & 0x1F, RKISP1_CIF_ISP_HIST_WEIGHT_44);
}
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;
/* 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);
}
/* 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);
}
/* 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);
}
/* 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);
}
/* 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);
}
/* 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);
}
/* 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);
}
/* 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));
/* 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);
}
/* 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);
}
/* 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));
/* 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;
/* 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));
/* 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);
}
/* 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));
/* 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);
}
}
static void rkisp1_params_apply_params_cfg(struct rkisp1_params *params,
unsigned int frame_sequence)
{
struct rkisp1_params_cfg *new_params;
struct rkisp1_buffer *cur_buf = NULL;
if (list_empty(&params->params))
return;
cur_buf = list_first_entry(&params->params,
struct rkisp1_buffer, queue);
new_params = (struct rkisp1_params_cfg *)vb2_plane_vaddr(&cur_buf->vb.vb2_buf, 0);
rkisp1_isp_isr_other_config(params, new_params);
rkisp1_isp_isr_meas_config(params, new_params);
/* update shadow register immediately */
rkisp1_param_set_bits(params, RKISP1_CIF_ISP_CTRL, RKISP1_CIF_ISP_CTRL_ISP_CFG_UPD);
list_del(&cur_buf->queue);
cur_buf->vb.sequence = frame_sequence;
vb2_buffer_done(&cur_buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
}
void rkisp1_params_isr(struct rkisp1_device *rkisp1)
{
/*
* This isr is called when the ISR finishes processing a frame (RKISP1_CIF_ISP_FRAME).
* Configurations performed here will be applied on the next frame.
* Since frame_sequence is updated on the vertical sync signal, we should use
* frame_sequence + 1 here to indicate to userspace on which frame these parameters
* are being applied.
*/
unsigned int frame_sequence = rkisp1->isp.frame_sequence + 1;
struct rkisp1_params *params = &rkisp1->params;
spin_lock(&params->config_lock);
rkisp1_params_apply_params_cfg(params, frame_sequence);
spin_unlock(&params->config_lock);
}
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;
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_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);
spin_lock_irq(&params->config_lock);
/* apply the first buffer if there is one already */
rkisp1_params_apply_params_cfg(params, 0);
spin_unlock_irq(&params->config_lock);
}
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 is active, therefore there is no need to acquire
* a lock.
*/
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[])
{
*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);
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;
spin_lock_irq(&params->config_lock);
list_add_tail(&params_buf->queue, &params->params);
spin_unlock_irq(&params->config_lock);
}
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;
LIST_HEAD(tmp_list);
/*
* we first move the buffers into a local list 'tmp_list'
* and then we can iterate it and call vb2_buffer_done
* without holding the lock
*/
spin_lock_irq(&params->config_lock);
list_splice_init(&params->params, &tmp_list);
spin_unlock_irq(&params->config_lock);
list_for_each_entry(buf, &tmp_list, queue)
vb2_buffer_done(&buf->vb.vb2_buf, VB2_BUF_STATE_ERROR);
}
static const 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,
.stop_streaming = rkisp1_params_vb2_stop_streaming,
};
static const 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_device *rkisp1)
{
struct rkisp1_params *params = &rkisp1->params;
struct rkisp1_vdev_node *node = &params->vnode;
struct video_device *vdev = &node->vdev;
int ret;
params->rkisp1 = rkisp1;
mutex_init(&node->vlock);
INIT_LIST_HEAD(&params->params);
spin_lock_init(&params->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 = &rkisp1->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)
return ret;
ret = video_register_device(vdev, VFL_TYPE_VIDEO, -1);
if (ret) {
dev_err(rkisp1->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);
return ret;
}
void rkisp1_params_unregister(struct rkisp1_device *rkisp1)
{
struct rkisp1_params *params = &rkisp1->params;
struct rkisp1_vdev_node *node = &params->vnode;
struct video_device *vdev = &node->vdev;
vb2_video_unregister_device(vdev);
media_entity_cleanup(&vdev->entity);
}