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SubjectRe: [PATCH v5 07/16] media: rkisp1: add ISP1 params driver
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Date
On 12/29/17 08:52, Shunqian Zheng wrote:
> From: Jacob Chen <jacob2.chen@rock-chips.com>
>
> Add the output video driver that accept params from userspace.
>
> Signed-off-by: Jacob Chen <jacob2.chen@rock-chips.com>
> Signed-off-by: Shunqian Zheng <zhengsq@rock-chips.com>
> Signed-off-by: Yichong Zhong <zyc@rock-chips.com>
> Signed-off-by: Jacob Chen <cc@rock-chips.com>
> Signed-off-by: Eddie Cai <eddie.cai.linux@gmail.com>
> Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
> Signed-off-by: Allon Huang <allon.huang@rock-chips.com>
> Signed-off-by: Tomasz Figa <tfiga@chromium.org>
> ---
> drivers/media/platform/rockchip/isp1/isp_params.c | 1553 +++++++++++++++++++++
> drivers/media/platform/rockchip/isp1/isp_params.h | 76 +
> 2 files changed, 1629 insertions(+)
> create mode 100644 drivers/media/platform/rockchip/isp1/isp_params.c
> create mode 100644 drivers/media/platform/rockchip/isp1/isp_params.h
>
> diff --git a/drivers/media/platform/rockchip/isp1/isp_params.c b/drivers/media/platform/rockchip/isp1/isp_params.c
> new file mode 100644
> index 0000000..7a90965
> --- /dev/null
> +++ b/drivers/media/platform/rockchip/isp1/isp_params.c
> @@ -0,0 +1,1553 @@
> +/*
> + * Rockchip isp1 driver
> + *
> + * Copyright (C) 2017 Rockchip Electronics Co., Ltd.
> + *
> + * This software is available to you under a choice of one of two
> + * licenses. You may choose to be licensed under the terms of the GNU
> + * General Public License (GPL) Version 2, available from the file
> + * COPYING in the main directory of this source tree, or the
> + * OpenIB.org BSD license below:
> + *
> + * Redistribution and use in source and binary forms, with or
> + * without modification, are permitted provided that the following
> + * conditions are met:
> + *
> + * - Redistributions of source code must retain the above
> + * copyright notice, this list of conditions and the following
> + * disclaimer.
> + *
> + * - Redistributions in binary form must reproduce the above
> + * copyright notice, this list of conditions and the following
> + * disclaimer in the documentation and/or other materials
> + * provided with the distribution.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
> + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
> + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
> + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
> + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
> + * SOFTWARE.
> + */
> +
> +#include <media/v4l2-common.h>
> +#include <media/v4l2-ioctl.h>
> +#include <media/videobuf2-core.h>
> +#include <media/videobuf2-vmalloc.h> /* for ISP params */
> +#include "dev.h"
> +#include "regs.h"
> +
> +#define RKISP1_ISP_PARAMS_REQ_BUFS_MIN 2
> +#define RKISP1_ISP_PARAMS_REQ_BUFS_MAX 8
> +
> +#define BLS_START_H_MAX_IS_VALID(val) ((val) < CIFISP_BLS_START_H_MAX)
> +#define BLS_STOP_H_MAX_IS_VALID(val) ((val) < CIFISP_BLS_STOP_H_MAX)
> +
> +#define BLS_START_V_MAX_IS_VALID(val) ((val) < CIFISP_BLS_START_V_MAX)
> +#define BLS_STOP_V_MAX_IS_VALID(val) ((val) < CIFISP_BLS_STOP_V_MAX)
> +
> +#define BLS_SAMPLE_MAX_IS_VALID(val) ((val) < CIFISP_BLS_SAMPLES_MAX)
> +
> +#define BLS_FIX_SUB_IS_VALID(val) \
> + ((val) > (s16) CIFISP_BLS_FIX_SUB_MIN && (val) < CIFISP_BLS_FIX_SUB_MAX)
> +
> +#define RKISP1_ISP_DPCC_LINE_THRESH(n) (CIF_ISP_DPCC_LINE_THRESH_1 + 0x14 * (n))
> +#define RKISP1_ISP_DPCC_LINE_MAD_FAC(n) (CIF_ISP_DPCC_LINE_MAD_FAC_1 + 0x14 * (n))
> +#define RKISP1_ISP_DPCC_PG_FAC(n) (CIF_ISP_DPCC_PG_FAC_1 + 0x14 * (n))
> +#define RKISP1_ISP_DPCC_RND_THRESH(n) (CIF_ISP_DPCC_RND_THRESH_1 + 0x14 * (n))
> +#define RKISP1_ISP_DPCC_RG_FAC(n) (CIF_ISP_DPCC_RG_FAC_1 + 0x14 * (n))
> +#define RKISP1_ISP_CC_COEFF(n) (CIF_ISP_CC_COEFF_0 + (n) * 4)
> +
> +static inline void rkisp1_iowrite32(struct rkisp1_isp_params_vdev *params_vdev,
> + u32 value, u32 addr)
> +{
> + iowrite32(value, params_vdev->dev->base_addr + addr);
> +}
> +
> +static inline u32 rkisp1_ioread32(struct rkisp1_isp_params_vdev *params_vdev,
> + u32 addr)
> +{
> + return ioread32(params_vdev->dev->base_addr + addr);
> +}
> +
> +static inline void isp_param_set_bits(struct rkisp1_isp_params_vdev
> + *params_vdev,
> + u32 reg, u32 bit_mask)
> +{
> + u32 val;
> +
> + val = rkisp1_ioread32(params_vdev, reg);
> + rkisp1_iowrite32(params_vdev, val | bit_mask, reg);
> +}
> +
> +static inline void isp_param_clear_bits(struct rkisp1_isp_params_vdev
> + *params_vdev,
> + u32 reg, u32 bit_mask)
> +{
> + u32 val;
> +
> + val = rkisp1_ioread32(params_vdev, reg);
> + rkisp1_iowrite32(params_vdev, val & ~bit_mask, reg);
> +}
> +
> +/* ISP BP interface function */
> +static void dpcc_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_dpcc_config *arg)
> +{
> + unsigned int i;
> +
> + rkisp1_iowrite32(params_vdev, arg->mode, CIF_ISP_DPCC_MODE);
> + rkisp1_iowrite32(params_vdev, arg->output_mode,
> + CIF_ISP_DPCC_OUTPUT_MODE);
> + rkisp1_iowrite32(params_vdev, arg->set_use, CIF_ISP_DPCC_SET_USE);
> +
> + rkisp1_iowrite32(params_vdev, arg->methods[0].method,
> + CIF_ISP_DPCC_METHODS_SET_1);
> + rkisp1_iowrite32(params_vdev, arg->methods[1].method,
> + CIF_ISP_DPCC_METHODS_SET_2);
> + rkisp1_iowrite32(params_vdev, arg->methods[2].method,
> + CIF_ISP_DPCC_METHODS_SET_3);
> + for (i = 0; i < CIFISP_DPCC_METHODS_MAX; i++) {
> + rkisp1_iowrite32(params_vdev, arg->methods[i].line_thresh,
> + RKISP1_ISP_DPCC_LINE_THRESH(i));
> + rkisp1_iowrite32(params_vdev, arg->methods[i].line_mad_fac,
> + RKISP1_ISP_DPCC_LINE_MAD_FAC(i));
> + rkisp1_iowrite32(params_vdev, arg->methods[i].pg_fac,
> + RKISP1_ISP_DPCC_PG_FAC(i));
> + rkisp1_iowrite32(params_vdev, arg->methods[i].rnd_thresh,
> + RKISP1_ISP_DPCC_RND_THRESH(i));
> + rkisp1_iowrite32(params_vdev, arg->methods[i].rg_fac,
> + RKISP1_ISP_DPCC_RG_FAC(i));
> + }
> +
> + rkisp1_iowrite32(params_vdev, arg->rnd_offs, CIF_ISP_DPCC_RND_OFFS);
> + rkisp1_iowrite32(params_vdev, arg->ro_limits, CIF_ISP_DPCC_RO_LIMITS);
> +}
> +
> +/* ISP black level subtraction interface function */
> +static void bls_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_bls_config *arg)
> +{
> + u32 new_control = 0;
> +
> + /* fixed subtraction values */
> + if (!arg->enable_auto) {
> + const struct cifisp_bls_fixed_val *pval = &arg->fixed_val;
> +
> + switch (params_vdev->raw_type) {
> + case RAW_BGGR:
> + rkisp1_iowrite32(params_vdev,
> + pval->r, CIF_ISP_BLS_D_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->gr, CIF_ISP_BLS_C_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->gb, CIF_ISP_BLS_B_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->b, CIF_ISP_BLS_A_FIXED);
> + break;
> + case RAW_GBRG:
> + rkisp1_iowrite32(params_vdev,
> + pval->r, CIF_ISP_BLS_C_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->gr, CIF_ISP_BLS_D_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->gb, CIF_ISP_BLS_A_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->b, CIF_ISP_BLS_B_FIXED);
> + break;
> + case RAW_GRBG:
> + rkisp1_iowrite32(params_vdev,
> + pval->r, CIF_ISP_BLS_B_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->gr, CIF_ISP_BLS_A_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->gb, CIF_ISP_BLS_D_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->b, CIF_ISP_BLS_C_FIXED);
> + break;
> + case RAW_RGGB:
> + rkisp1_iowrite32(params_vdev,
> + pval->r, CIF_ISP_BLS_A_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->gr, CIF_ISP_BLS_B_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->gb, CIF_ISP_BLS_C_FIXED);
> + rkisp1_iowrite32(params_vdev,
> + pval->b, CIF_ISP_BLS_D_FIXED);
> + break;
> + default:
> + break;
> + }
> +
> + new_control = CIF_ISP_BLS_MODE_FIXED;
> + } else {
> + if (arg->en_windows & BIT(1)) {
> + rkisp1_iowrite32(params_vdev, arg->bls_window2.h_offs,
> + CIF_ISP_BLS_H2_START);
> + rkisp1_iowrite32(params_vdev, arg->bls_window2.h_size,
> + CIF_ISP_BLS_H2_STOP);
> + rkisp1_iowrite32(params_vdev, arg->bls_window2.v_offs,
> + CIF_ISP_BLS_V2_START);
> + rkisp1_iowrite32(params_vdev, arg->bls_window2.v_size,
> + CIF_ISP_BLS_V2_STOP);
> + new_control |= CIF_ISP_BLS_WINDOW_2;
> + }
> +
> + if (arg->en_windows & BIT(0)) {
> + rkisp1_iowrite32(params_vdev, arg->bls_window1.h_offs,
> + CIF_ISP_BLS_H1_START);
> + rkisp1_iowrite32(params_vdev, arg->bls_window1.h_size,
> + CIF_ISP_BLS_H1_STOP);
> + rkisp1_iowrite32(params_vdev, arg->bls_window1.v_offs,
> + CIF_ISP_BLS_V1_START);
> + rkisp1_iowrite32(params_vdev, arg->bls_window1.v_size,
> + CIF_ISP_BLS_V1_STOP);
> + new_control |= CIF_ISP_BLS_WINDOW_1;
> + }
> +
> + rkisp1_iowrite32(params_vdev, arg->bls_samples,
> + CIF_ISP_BLS_SAMPLES);
> +
> + new_control |= CIF_ISP_BLS_MODE_MEASURED;
> + }
> + rkisp1_iowrite32(params_vdev, new_control, CIF_ISP_BLS_CTRL);
> +}
> +
> +/* ISP LS correction interface function */
> +static void
> +__lsc_correct_matrix_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_lsc_config *pconfig)
> +{
> + int i, j;
> + unsigned int isp_lsc_status, sram_addr, isp_lsc_table_sel;
> + unsigned int data;
> +
> + isp_lsc_status = rkisp1_ioread32(params_vdev, CIF_ISP_LSC_STATUS);
> +
> + /* CIF_ISP_LSC_TABLE_ADDRESS_153 = ( 17 * 18 ) >> 1 */
> + sram_addr = (isp_lsc_status & CIF_ISP_LSC_ACTIVE_TABLE) ?
> + CIF_ISP_LSC_TABLE_ADDRESS_0 :
> + CIF_ISP_LSC_TABLE_ADDRESS_153;
> + rkisp1_iowrite32(params_vdev, sram_addr, CIF_ISP_LSC_R_TABLE_ADDR);
> + rkisp1_iowrite32(params_vdev, sram_addr, CIF_ISP_LSC_GR_TABLE_ADDR);
> + rkisp1_iowrite32(params_vdev, sram_addr, CIF_ISP_LSC_GB_TABLE_ADDR);
> + rkisp1_iowrite32(params_vdev, sram_addr, CIF_ISP_LSC_B_TABLE_ADDR);
> +
> + /* program data tables (table size is 9 * 17 = 153) */
> + for (i = 0; i < ((CIF_ISP_LSC_SECTORS_MAX + 1) *
> + (CIF_ISP_LSC_SECTORS_MAX + 1));
> + i += CIF_ISP_LSC_SECTORS_MAX + 1) {
> + /*
> + * 17 sectors with 2 values in one DWORD = 9
> + * DWORDs (2nd value of last DWORD unused)
> + */
> + for (j = 0; j < (CIF_ISP_LSC_SECTORS_MAX + 1); j += 2) {
> + data = CIF_ISP_LSC_TABLE_DATA(
> + pconfig->r_data_tbl[i + j],
> + pconfig->r_data_tbl[i + j + 1]);
> + rkisp1_iowrite32(params_vdev, data,
> + CIF_ISP_LSC_R_TABLE_DATA);
> +
> + data = CIF_ISP_LSC_TABLE_DATA(
> + pconfig->gr_data_tbl[i + j],
> + pconfig->gr_data_tbl[i + j + 1]);
> + rkisp1_iowrite32(params_vdev, data,
> + CIF_ISP_LSC_GR_TABLE_DATA);
> +
> + data = CIF_ISP_LSC_TABLE_DATA(
> + pconfig->gb_data_tbl[i + j],
> + pconfig->gb_data_tbl[i + j + 1]);
> + rkisp1_iowrite32(params_vdev, data,
> + CIF_ISP_LSC_GB_TABLE_DATA);
> +
> + data = CIF_ISP_LSC_TABLE_DATA(
> + pconfig->b_data_tbl[i + j],
> + pconfig->b_data_tbl[i + j + 1]);
> + rkisp1_iowrite32(params_vdev, data,
> + CIF_ISP_LSC_B_TABLE_DATA);
> + }
> + }
> +
> + isp_lsc_table_sel = (isp_lsc_status & CIF_ISP_LSC_ACTIVE_TABLE) ?
> + CIF_ISP_LSC_TABLE_0 : CIF_ISP_LSC_TABLE_1;
> + rkisp1_iowrite32(params_vdev, isp_lsc_table_sel, CIF_ISP_LSC_TABLE_SEL);
> +}
> +
> +static void lsc_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_lsc_config *arg)
> +{
> + int i;
> + u32 lsc_ctrl;
> + unsigned int data;
> +
> + /* To config must be off , store the current status firstly */
> + lsc_ctrl = rkisp1_ioread32(params_vdev, CIF_ISP_LSC_CTRL);
> + isp_param_clear_bits(params_vdev, CIF_ISP_LSC_CTRL,
> + CIF_ISP_LSC_CTRL_ENA);
> + __lsc_correct_matrix_config(params_vdev, arg);
> +
> + for (i = 0; i < 4; i++) {
> + /* program x size tables */
> + data = CIF_ISP_LSC_SECT_SIZE(arg->x_size_tbl[i * 2],
> + arg->x_size_tbl[i * 2 + 1]);
> + rkisp1_iowrite32(params_vdev, data,
> + CIF_ISP_LSC_XSIZE_01 + i * 4);
> +
> + /* program x grad tables */
> + data = CIF_ISP_LSC_SECT_SIZE(arg->x_grad_tbl[i * 2],
> + arg->x_grad_tbl[i * 2 + 1]);
> + rkisp1_iowrite32(params_vdev, data,
> + CIF_ISP_LSC_XGRAD_01 + i * 4);
> +
> + /* program y size tables */
> + data = CIF_ISP_LSC_SECT_SIZE(arg->y_size_tbl[i * 2],
> + arg->y_size_tbl[i * 2 + 1]);
> + rkisp1_iowrite32(params_vdev, data,
> + CIF_ISP_LSC_YSIZE_01 + i * 4);
> +
> + /* program y grad tables */
> + data = CIF_ISP_LSC_SECT_SIZE(arg->y_grad_tbl[i * 2],
> + arg->y_grad_tbl[i * 2 + 1]);
> + rkisp1_iowrite32(params_vdev, data,
> + CIF_ISP_LSC_YGRAD_01 + i * 4);
> + }
> +
> + /* restore the bls ctrl status */
> + if (lsc_ctrl & CIF_ISP_LSC_CTRL_ENA) {
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_LSC_CTRL,
> + CIF_ISP_LSC_CTRL_ENA);
> + } else {
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_LSC_CTRL,
> + CIF_ISP_LSC_CTRL_ENA);
> + }
> +}
> +
> +/* ISP Filtering function */
> +static void flt_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_flt_config *arg)
> +{
> + rkisp1_iowrite32(params_vdev, arg->thresh_bl0, CIF_ISP_FILT_THRESH_BL0);
> + rkisp1_iowrite32(params_vdev, arg->thresh_bl1, CIF_ISP_FILT_THRESH_BL1);
> + rkisp1_iowrite32(params_vdev, arg->thresh_sh0, CIF_ISP_FILT_THRESH_SH0);
> + rkisp1_iowrite32(params_vdev, arg->thresh_sh1, CIF_ISP_FILT_THRESH_SH1);
> + rkisp1_iowrite32(params_vdev, arg->fac_bl0, CIF_ISP_FILT_FAC_BL0);
> + rkisp1_iowrite32(params_vdev, arg->fac_bl1, CIF_ISP_FILT_FAC_BL1);
> + rkisp1_iowrite32(params_vdev, arg->fac_mid, CIF_ISP_FILT_FAC_MID);
> + rkisp1_iowrite32(params_vdev, arg->fac_sh0, CIF_ISP_FILT_FAC_SH0);
> + rkisp1_iowrite32(params_vdev, arg->fac_sh1, CIF_ISP_FILT_FAC_SH1);
> + rkisp1_iowrite32(params_vdev, arg->lum_weight, CIF_ISP_FILT_LUM_WEIGHT);
> +
> + rkisp1_iowrite32(params_vdev, (arg->mode ? CIF_ISP_FLT_MODE_DNR : 0) |
> + CIF_ISP_FLT_CHROMA_V_MODE(arg->chr_v_mode) |
> + CIF_ISP_FLT_CHROMA_H_MODE(arg->chr_h_mode) |
> + CIF_ISP_FLT_GREEN_STAGE1(arg->grn_stage1),
> + CIF_ISP_FILT_MODE);
> +}
> +
> +/* ISP demosaic interface function */
> +static int bdm_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_bdm_config *arg)
> +{
> + /* set demosaic threshold */
> + rkisp1_iowrite32(params_vdev, arg->demosaic_th, CIF_ISP_DEMOSAIC);
> + return 0;
> +}
> +
> +/* ISP GAMMA correction interface function */
> +static void sdg_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_sdg_config *arg)
> +{
> + int i;
> +
> + rkisp1_iowrite32(params_vdev,
> + arg->xa_pnts.gamma_dx0, CIF_ISP_GAMMA_DX_LO);
> + rkisp1_iowrite32(params_vdev,
> + arg->xa_pnts.gamma_dx1, CIF_ISP_GAMMA_DX_HI);
> +
> + for (i = 0; i < CIFISP_DEGAMMA_CURVE_SIZE; i++) {
> + rkisp1_iowrite32(params_vdev, arg->curve_r.gamma_y[i],
> + CIF_ISP_GAMMA_R_Y0 + i * 4);
> + rkisp1_iowrite32(params_vdev, arg->curve_g.gamma_y[i],
> + CIF_ISP_GAMMA_G_Y0 + i * 4);
> + rkisp1_iowrite32(params_vdev, arg->curve_b.gamma_y[i],
> + CIF_ISP_GAMMA_B_Y0 + i * 4);
> + }
> +}
> +
> +/* ISP GAMMA correction interface function */
> +static void goc_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_goc_config *arg)
> +{
> + int i;
> +
> + isp_param_clear_bits(params_vdev, CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA);
> + rkisp1_iowrite32(params_vdev, arg->mode, CIF_ISP_GAMMA_OUT_MODE);
> +
> + for (i = 0; i < CIFISP_GAMMA_OUT_MAX_SAMPLES; i++)
> + rkisp1_iowrite32(params_vdev, arg->gamma_y[i],
> + CIF_ISP_GAMMA_OUT_Y_0 + i * 4);
> +}
> +
> +/* ISP Cross Talk */
> +static void ctk_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_ctk_config *arg)
> +{
> + rkisp1_iowrite32(params_vdev, arg->coeff0, CIF_ISP_CT_COEFF_0);
> + rkisp1_iowrite32(params_vdev, arg->coeff1, CIF_ISP_CT_COEFF_1);
> + rkisp1_iowrite32(params_vdev, arg->coeff2, CIF_ISP_CT_COEFF_2);
> + rkisp1_iowrite32(params_vdev, arg->coeff3, CIF_ISP_CT_COEFF_3);
> + rkisp1_iowrite32(params_vdev, arg->coeff4, CIF_ISP_CT_COEFF_4);
> + rkisp1_iowrite32(params_vdev, arg->coeff5, CIF_ISP_CT_COEFF_5);
> + rkisp1_iowrite32(params_vdev, arg->coeff6, CIF_ISP_CT_COEFF_6);
> + rkisp1_iowrite32(params_vdev, arg->coeff7, CIF_ISP_CT_COEFF_7);
> + rkisp1_iowrite32(params_vdev, arg->coeff8, CIF_ISP_CT_COEFF_8);
> + rkisp1_iowrite32(params_vdev, arg->ct_offset_r, CIF_ISP_CT_OFFSET_R);
> + rkisp1_iowrite32(params_vdev, arg->ct_offset_g, CIF_ISP_CT_OFFSET_G);
> + rkisp1_iowrite32(params_vdev, arg->ct_offset_b, CIF_ISP_CT_OFFSET_B);
> +}
> +
> +static void ctk_enable(struct rkisp1_isp_params_vdev *params_vdev, bool en)
> +{
> + if (en)
> + return;
> +
> + /* Write back the default values. */
> + rkisp1_iowrite32(params_vdev, 0x80, CIF_ISP_CT_COEFF_0);
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_COEFF_1);
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_COEFF_2);
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_COEFF_3);
> + rkisp1_iowrite32(params_vdev, 0x80, CIF_ISP_CT_COEFF_4);
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_COEFF_5);
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_COEFF_6);
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_COEFF_7);
> + rkisp1_iowrite32(params_vdev, 0x80, CIF_ISP_CT_COEFF_8);
> +
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_OFFSET_R);
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_OFFSET_G);
> + rkisp1_iowrite32(params_vdev, 0, CIF_ISP_CT_OFFSET_B);
> +}
> +
> +/* ISP White Balance Mode */
> +static void awb_meas_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_awb_meas_config *arg)
> +{
> + u32 reg_val = 0;
> + /* based on the mode,configure the awb module */
> + if (arg->awb_mode == CIFISP_AWB_MODE_YCBCR) {
> + /* Reference Cb and Cr */
> + rkisp1_iowrite32(params_vdev,
> + CIF_ISP_AWB_REF_CR_SET(arg->awb_ref_cr) |
> + arg->awb_ref_cb, CIF_ISP_AWB_REF);
> + /* Yc Threshold */
> + rkisp1_iowrite32(params_vdev,
> + CIF_ISP_AWB_MAX_Y_SET(arg->max_y) |
> + CIF_ISP_AWB_MIN_Y_SET(arg->min_y) |
> + CIF_ISP_AWB_MAX_CS_SET(arg->max_csum) |
> + arg->min_c, CIF_ISP_AWB_THRESH);
> + }
> +
> + reg_val = rkisp1_ioread32(params_vdev, CIF_ISP_AWB_PROP);
> + if (arg->enable_ymax_cmp)
> + reg_val |= CIF_ISP_AWB_YMAX_CMP_EN;
> + else
> + reg_val &= ~CIF_ISP_AWB_YMAX_CMP_EN;
> + rkisp1_iowrite32(params_vdev, reg_val, CIF_ISP_AWB_PROP);
> +
> + /* window offset */
> + rkisp1_iowrite32(params_vdev,
> + arg->awb_wnd.v_offs, CIF_ISP_AWB_WND_V_OFFS);
> + rkisp1_iowrite32(params_vdev,
> + arg->awb_wnd.h_offs, CIF_ISP_AWB_WND_H_OFFS);
> + /* AWB window size */
> + rkisp1_iowrite32(params_vdev,
> + arg->awb_wnd.v_size, CIF_ISP_AWB_WND_V_SIZE);
> + rkisp1_iowrite32(params_vdev,
> + arg->awb_wnd.h_size, CIF_ISP_AWB_WND_H_SIZE);
> + /* Number of frames */
> + rkisp1_iowrite32(params_vdev,
> + arg->frames, CIF_ISP_AWB_FRAMES);
> +}
> +
> +static void awb_meas_enable(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_awb_meas_config *arg, bool en)
> +{
> + u32 reg_val = rkisp1_ioread32(params_vdev, CIF_ISP_AWB_PROP);
> +
> + /* switch off */
> + reg_val &= CIF_ISP_AWB_MODE_MASK_NONE;
> +
> + if (en) {
> + if (arg->awb_mode == CIFISP_AWB_MODE_RGB)
> + reg_val |= CIF_ISP_AWB_MODE_RGB_EN;
> + else
> + reg_val |= CIF_ISP_AWB_MODE_YCBCR_EN;
> +
> + rkisp1_iowrite32(params_vdev, reg_val, CIF_ISP_AWB_PROP);
> +
> + /* Measurements require AWB block be active. */
> + /* TODO: need to enable here ? awb_gain_enable has done this */
> + isp_param_set_bits(params_vdev, CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_AWB_ENA);
> + } else {
> + rkisp1_iowrite32(params_vdev,
> + reg_val, CIF_ISP_AWB_PROP);
> + isp_param_clear_bits(params_vdev, CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_AWB_ENA);
> + }
> +}
> +
> +static void awb_gain_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_awb_gain_config *arg)
> +{
> + rkisp1_iowrite32(params_vdev,
> + CIF_ISP_AWB_GAIN_R_SET(arg->gain_green_r) |
> + arg->gain_green_b, CIF_ISP_AWB_GAIN_G);
> +
> + rkisp1_iowrite32(params_vdev, CIF_ISP_AWB_GAIN_R_SET(arg->gain_red) |
> + arg->gain_blue, CIF_ISP_AWB_GAIN_RB);
> +}
> +
> +static void aec_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_aec_config *arg)
> +{
> + unsigned int block_hsize, block_vsize;
> +
> + rkisp1_iowrite32(params_vdev,
> + ((arg->autostop) ? CIF_ISP_EXP_CTRL_AUTOSTOP : 0) |
> + ((arg->mode == CIFISP_EXP_MEASURING_MODE_1) ?
> + CIF_ISP_EXP_CTRL_MEASMODE_1 : 0), CIF_ISP_EXP_CTRL);
> +
> + rkisp1_iowrite32(params_vdev,
> + arg->meas_window.h_offs, CIF_ISP_EXP_H_OFFSET);
> + rkisp1_iowrite32(params_vdev,
> + arg->meas_window.v_offs, CIF_ISP_EXP_V_OFFSET);
> +
> + block_hsize = arg->meas_window.h_size / CIF_ISP_EXP_COLUMN_NUM - 1;
> + block_vsize = arg->meas_window.v_size / CIF_ISP_EXP_ROW_NUM - 1;
> +
> + rkisp1_iowrite32(params_vdev, CIF_ISP_EXP_H_SIZE_SET(block_hsize),
> + CIF_ISP_EXP_H_SIZE);
> + rkisp1_iowrite32(params_vdev, CIF_ISP_EXP_V_SIZE_SET(block_vsize),
> + CIF_ISP_EXP_V_SIZE);
> +}
> +
> +static void cproc_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_cproc_config *arg)
> +{
> + struct cifisp_isp_other_cfg *cur_other_cfg = &params_vdev->cur_params.others;
> + struct cifisp_ie_config *cur_ie_config = &cur_other_cfg->ie_config;
> + u32 effect = cur_ie_config->effect;
> + u32 quantization = params_vdev->quantization;
> +
> + rkisp1_iowrite32(params_vdev, arg->contrast, CIF_C_PROC_CONTRAST);
> + rkisp1_iowrite32(params_vdev, arg->hue, CIF_C_PROC_HUE);
> + rkisp1_iowrite32(params_vdev, arg->sat, CIF_C_PROC_SATURATION);
> + rkisp1_iowrite32(params_vdev, arg->brightness, CIF_C_PROC_BRIGHTNESS);
> +
> + if (quantization != V4L2_QUANTIZATION_FULL_RANGE ||
> + effect != V4L2_COLORFX_NONE) {
> + isp_param_clear_bits(params_vdev, CIF_C_PROC_CTRL,
> + CIF_C_PROC_YOUT_FULL |
> + CIF_C_PROC_YIN_FULL |
> + CIF_C_PROC_COUT_FULL);
> + } else {
> + isp_param_set_bits(params_vdev, CIF_C_PROC_CTRL,
> + CIF_C_PROC_YOUT_FULL |
> + CIF_C_PROC_YIN_FULL |
> + CIF_C_PROC_COUT_FULL);
> + }
> +}
> +
> +static void hst_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_hst_config *arg)
> +{
> + unsigned int block_hsize, block_vsize;
> + static const u32 hist_weight_regs[] = {
> + CIF_ISP_HIST_WEIGHT_00TO30, CIF_ISP_HIST_WEIGHT_40TO21,
> + CIF_ISP_HIST_WEIGHT_31TO12, CIF_ISP_HIST_WEIGHT_22TO03,
> + CIF_ISP_HIST_WEIGHT_13TO43, CIF_ISP_HIST_WEIGHT_04TO34,
> + CIF_ISP_HIST_WEIGHT_44,
> + };
> + int i;
> + const u8 *weight;
> +
> + rkisp1_iowrite32(params_vdev,
> + CIF_ISP_HIST_PREDIV_SET(arg->histogram_predivider),
> + CIF_ISP_HIST_PROP);
> + rkisp1_iowrite32(params_vdev,
> + arg->meas_window.h_offs,
> + CIF_ISP_HIST_H_OFFS);
> + rkisp1_iowrite32(params_vdev,
> + arg->meas_window.v_offs,
> + CIF_ISP_HIST_V_OFFS);
> +
> + block_hsize = arg->meas_window.h_size / CIF_ISP_HIST_COLUMN_NUM - 1;
> + block_vsize = arg->meas_window.v_size / CIF_ISP_HIST_ROW_NUM - 1;
> +
> + rkisp1_iowrite32(params_vdev, block_hsize, CIF_ISP_HIST_H_SIZE);
> + rkisp1_iowrite32(params_vdev, block_vsize, CIF_ISP_HIST_V_SIZE);
> +
> + weight = arg->hist_weight;
> + for (i = 0; i < ARRAY_SIZE(hist_weight_regs); ++i, weight += 4)
> + rkisp1_iowrite32(params_vdev, CIF_ISP_HIST_WEIGHT_SET(
> + weight[0], weight[1], weight[2], weight[3]),
> + hist_weight_regs[i]);
> +}
> +
> +static void hst_enable(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_hst_config *arg, bool en)
> +{
> + if (en) {
> + u32 hist_prop = rkisp1_ioread32(params_vdev, CIF_ISP_HIST_PROP);
> +
> + hist_prop &= ~CIF_ISP_HIST_PROP_MODE_MASK;
> + hist_prop |= arg->mode;
> + isp_param_set_bits(params_vdev, CIF_ISP_HIST_PROP, hist_prop);
> + } else {
> + isp_param_clear_bits(params_vdev, CIF_ISP_HIST_PROP,
> + CIF_ISP_HIST_PROP_MODE_MASK);
> + }
> +}
> +
> +static void afm_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_afc_config *arg)
> +{
> + int i;
> + size_t num_of_win = min_t(size_t, ARRAY_SIZE(arg->afm_win),
> + arg->num_afm_win);
> +
> + /* Switch off to configure. Enabled during normal flow in frame isr. */
> + isp_param_clear_bits(params_vdev, CIF_ISP_AFM_CTRL, CIF_ISP_AFM_ENA);
> +
> + for (i = 0; i < num_of_win; i++) {
> + rkisp1_iowrite32(params_vdev,
> + CIF_ISP_AFM_WINDOW_X(arg->afm_win[i].h_offs) |
> + CIF_ISP_AFM_WINDOW_Y(arg->afm_win[i].v_offs),
> + CIF_ISP_AFM_LT_A + i * 8);
> + rkisp1_iowrite32(params_vdev,
> + CIF_ISP_AFM_WINDOW_X(arg->afm_win[i].h_size +
> + arg->afm_win[i].h_offs) |
> + CIF_ISP_AFM_WINDOW_Y(arg->afm_win[i].v_size +
> + arg->afm_win[i].v_offs),
> + CIF_ISP_AFM_RB_A + i * 8);
> + }
> + rkisp1_iowrite32(params_vdev, arg->thres, CIF_ISP_AFM_THRES);
> + rkisp1_iowrite32(params_vdev, arg->var_shift, CIF_ISP_AFM_VAR_SHIFT);
> +}
> +
> +static void ie_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_ie_config *arg)
> +{
> + u32 eff_ctrl;
> +
> + eff_ctrl = rkisp1_ioread32(params_vdev, CIF_IMG_EFF_CTRL);
> + eff_ctrl &= ~CIF_IMG_EFF_CTRL_MODE_MASK;
> +
> + if (params_vdev->quantization == V4L2_QUANTIZATION_FULL_RANGE)
> + eff_ctrl |= CIF_IMG_EFF_CTRL_YCBCR_FULL;
> +
> + switch (arg->effect) {
> + case V4L2_COLORFX_SEPIA:
> + eff_ctrl |= CIF_IMG_EFF_CTRL_MODE_SEPIA;
> + break;
> + case V4L2_COLORFX_SET_CBCR:
> + rkisp1_iowrite32(params_vdev, arg->eff_tint, CIF_IMG_EFF_TINT);
> + eff_ctrl |= 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 |= CIF_IMG_EFF_CTRL_MODE_COLOR_SEL;
> + rkisp1_iowrite32(params_vdev, arg->color_sel,
> + CIF_IMG_EFF_COLOR_SEL);
> + break;
> + case V4L2_COLORFX_EMBOSS:
> + eff_ctrl |= CIF_IMG_EFF_CTRL_MODE_EMBOSS;
> + rkisp1_iowrite32(params_vdev, arg->eff_mat_1,
> + CIF_IMG_EFF_MAT_1);
> + rkisp1_iowrite32(params_vdev, arg->eff_mat_2,
> + CIF_IMG_EFF_MAT_2);
> + rkisp1_iowrite32(params_vdev, arg->eff_mat_3,
> + CIF_IMG_EFF_MAT_3);
> + break;
> + case V4L2_COLORFX_SKETCH:
> + eff_ctrl |= CIF_IMG_EFF_CTRL_MODE_SKETCH;
> + rkisp1_iowrite32(params_vdev, arg->eff_mat_3,
> + CIF_IMG_EFF_MAT_3);
> + rkisp1_iowrite32(params_vdev, arg->eff_mat_4,
> + CIF_IMG_EFF_MAT_4);
> + rkisp1_iowrite32(params_vdev, arg->eff_mat_5,
> + CIF_IMG_EFF_MAT_5);
> + break;
> + case V4L2_COLORFX_BW:
> + eff_ctrl |= CIF_IMG_EFF_CTRL_MODE_BLACKWHITE;
> + break;
> + case V4L2_COLORFX_NEGATIVE:
> + eff_ctrl |= CIF_IMG_EFF_CTRL_MODE_NEGATIVE;
> + break;
> + default:
> + break;
> + }
> +
> + rkisp1_iowrite32(params_vdev, eff_ctrl, CIF_IMG_EFF_CTRL);
> +}
> +
> +static void ie_enable(struct rkisp1_isp_params_vdev *params_vdev, bool en)
> +{
> + if (en) {
> + isp_param_set_bits(params_vdev, CIF_ICCL, CIF_ICCL_IE_CLK);
> + rkisp1_iowrite32(params_vdev, CIF_IMG_EFF_CTRL_ENABLE,
> + CIF_IMG_EFF_CTRL);
> + isp_param_set_bits(params_vdev, CIF_IMG_EFF_CTRL,
> + CIF_IMG_EFF_CTRL_CFG_UPD);
> + } else {
> + /* Disable measurement */
> + isp_param_clear_bits(params_vdev, CIF_IMG_EFF_CTRL,
> + CIF_IMG_EFF_CTRL_ENABLE);
> + isp_param_clear_bits(params_vdev, CIF_ICCL, CIF_ICCL_IE_CLK);
> + }
> +}
> +
> +static void csm_config(struct rkisp1_isp_params_vdev *params_vdev,
> + 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,
> + };
> + int i;
> +
> + if (full_range) {
> + for (i = 0; i < ARRAY_SIZE(full_range_coeff); i++)
> + rkisp1_iowrite32(params_vdev, full_range_coeff[i],
> + CIF_ISP_CC_COEFF_0 + i * 4);
> +
> + isp_param_set_bits(params_vdev, CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_CSM_Y_FULL_ENA |
> + CIF_ISP_CTRL_ISP_CSM_C_FULL_ENA);
> + } else {
> + for (i = 0; i < ARRAY_SIZE(limited_range_coeff); i++)
> + rkisp1_iowrite32(params_vdev, limited_range_coeff[i],
> + CIF_ISP_CC_COEFF_0 + i * 4);
> +
> + isp_param_clear_bits(params_vdev, CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_CSM_Y_FULL_ENA |
> + CIF_ISP_CTRL_ISP_CSM_C_FULL_ENA);
> + }
> +}
> +
> +/* ISP De-noise Pre-Filter(DPF) function */
> +static void dpf_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_dpf_config *arg)
> +{
> + unsigned int isp_dpf_mode;
> + unsigned int spatial_coeff;
> + unsigned int i;
> +
> + switch (arg->gain.mode) {
> + case CIFISP_DPF_GAIN_USAGE_NF_GAINS:
> + isp_dpf_mode = CIF_ISP_DPF_MODE_USE_NF_GAIN |
> + CIF_ISP_DPF_MODE_AWB_GAIN_COMP;
> + break;
> + case CIFISP_DPF_GAIN_USAGE_LSC_GAINS:
> + isp_dpf_mode = CIF_ISP_DPF_MODE_LSC_GAIN_COMP;
> + break;
> + case CIFISP_DPF_GAIN_USAGE_NF_LSC_GAINS:
> + isp_dpf_mode = CIF_ISP_DPF_MODE_USE_NF_GAIN |
> + CIF_ISP_DPF_MODE_AWB_GAIN_COMP |
> + CIF_ISP_DPF_MODE_LSC_GAIN_COMP;
> + break;
> + case CIFISP_DPF_GAIN_USAGE_AWB_GAINS:
> + isp_dpf_mode = CIF_ISP_DPF_MODE_AWB_GAIN_COMP;
> + break;
> + case CIFISP_DPF_GAIN_USAGE_AWB_LSC_GAINS:
> + isp_dpf_mode = CIF_ISP_DPF_MODE_LSC_GAIN_COMP |
> + CIF_ISP_DPF_MODE_AWB_GAIN_COMP;
> + break;
> + case CIFISP_DPF_GAIN_USAGE_DISABLED:
> + default:
> + isp_dpf_mode = 0;
> + break;
> + }
> +
> + if (arg->nll.scale_mode == CIFISP_NLL_SCALE_LOGARITHMIC)
> + isp_dpf_mode |= CIF_ISP_DPF_MODE_NLL_SEGMENTATION;
> + if (arg->rb_flt.fltsize == CIFISP_DPF_RB_FILTERSIZE_9x9)
> + isp_dpf_mode |= CIF_ISP_DPF_MODE_RB_FLTSIZE_9x9;
> + if (!arg->rb_flt.r_enable)
> + isp_dpf_mode |= CIF_ISP_DPF_MODE_R_FLT_DIS;
> + if (!arg->rb_flt.b_enable)
> + isp_dpf_mode |= CIF_ISP_DPF_MODE_B_FLT_DIS;
> + if (!arg->g_flt.gb_enable)
> + isp_dpf_mode |= CIF_ISP_DPF_MODE_GB_FLT_DIS;
> + if (!arg->g_flt.gr_enable)
> + isp_dpf_mode |= CIF_ISP_DPF_MODE_GR_FLT_DIS;
> +
> + isp_param_set_bits(params_vdev, CIF_ISP_DPF_MODE, isp_dpf_mode);
> + rkisp1_iowrite32(params_vdev, arg->gain.nf_b_gain,
> + CIF_ISP_DPF_NF_GAIN_B);
> + rkisp1_iowrite32(params_vdev, arg->gain.nf_r_gain,
> + CIF_ISP_DPF_NF_GAIN_R);
> + rkisp1_iowrite32(params_vdev, arg->gain.nf_gb_gain,
> + CIF_ISP_DPF_NF_GAIN_GB);
> + rkisp1_iowrite32(params_vdev, arg->gain.nf_gr_gain,
> + CIF_ISP_DPF_NF_GAIN_GR);
> +
> + for (i = 0; i < CIFISP_DPF_MAX_NLF_COEFFS; i++) {
> + rkisp1_iowrite32(params_vdev, arg->nll.coeff[i],
> + 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_iowrite32(params_vdev, spatial_coeff,
> + CIF_ISP_DPF_S_WEIGHT_G_1_4);
> +
> + spatial_coeff = arg->g_flt.spatial_coeff[4] |
> + (arg->g_flt.spatial_coeff[5] << 8);
> + rkisp1_iowrite32(params_vdev, spatial_coeff,
> + 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_iowrite32(params_vdev, spatial_coeff,
> + CIF_ISP_DPF_S_WEIGHT_RB_1_4);
> +
> + spatial_coeff = arg->rb_flt.spatial_coeff[4] |
> + (arg->rb_flt.spatial_coeff[5] << 8);
> + rkisp1_iowrite32(params_vdev, spatial_coeff,
> + CIF_ISP_DPF_S_WEIGHT_RB_5_6);
> +}
> +
> +static void dpf_strength_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct cifisp_dpf_strength_config *arg)
> +{
> + rkisp1_iowrite32(params_vdev, arg->b, CIF_ISP_DPF_STRENGTH_B);
> + rkisp1_iowrite32(params_vdev, arg->g, CIF_ISP_DPF_STRENGTH_G);
> + rkisp1_iowrite32(params_vdev, arg->r, CIF_ISP_DPF_STRENGTH_R);
> +}
> +
> +static __maybe_unused
> +void __isp_isr_other_config(struct rkisp1_isp_params_vdev *params_vdev,
> + const struct rkisp1_isp_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 & CIFISP_MODULE_DPCC) ||
> + (module_cfg_update & CIFISP_MODULE_DPCC)) {
> + /*update dpc config */
> + if ((module_cfg_update & CIFISP_MODULE_DPCC))
> + dpcc_config(params_vdev,
> + &new_params->others.dpcc_config);
> +
> + if (module_en_update & CIFISP_MODULE_DPCC) {
> + if (!!(module_ens & CIFISP_MODULE_DPCC))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_DPCC_MODE,
> + CIF_ISP_DPCC_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_DPCC_MODE,
> + CIF_ISP_DPCC_ENA);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_BLS) ||
> + (module_cfg_update & CIFISP_MODULE_BLS)) {
> + /* update bls config */
> + if ((module_cfg_update & CIFISP_MODULE_BLS))
> + bls_config(params_vdev, &new_params->others.bls_config);
> +
> + if (module_en_update & CIFISP_MODULE_BLS) {
> + if (!!(module_ens & CIFISP_MODULE_BLS))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_BLS_CTRL,
> + CIF_ISP_BLS_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_BLS_CTRL,
> + CIF_ISP_BLS_ENA);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_SDG) ||
> + (module_cfg_update & CIFISP_MODULE_SDG)) {
> + /* update sdg config */
> + if ((module_cfg_update & CIFISP_MODULE_SDG))
> + sdg_config(params_vdev, &new_params->others.sdg_config);
> +
> + if (module_en_update & CIFISP_MODULE_SDG) {
> + if (!!(module_ens & CIFISP_MODULE_SDG))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_GAMMA_IN_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_GAMMA_IN_ENA);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_LSC) ||
> + (module_cfg_update & CIFISP_MODULE_LSC)) {
> + /* update lsc config */
> + if ((module_cfg_update & CIFISP_MODULE_LSC))
> + lsc_config(params_vdev, &new_params->others.lsc_config);
> +
> + if (module_en_update & CIFISP_MODULE_LSC) {
> + if (!!(module_ens & CIFISP_MODULE_LSC))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_LSC_CTRL,
> + CIF_ISP_LSC_CTRL_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_LSC_CTRL,
> + CIF_ISP_LSC_CTRL_ENA);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_AWB_GAIN) ||
> + (module_cfg_update & CIFISP_MODULE_AWB_GAIN)) {
> + /* update awb gains */
> + if ((module_cfg_update & CIFISP_MODULE_AWB_GAIN))
> + awb_gain_config(params_vdev,
> + &new_params->others.awb_gain_config);
> +
> + if (module_en_update & CIFISP_MODULE_AWB_GAIN) {
> + if (!!(module_ens & CIFISP_MODULE_AWB_GAIN))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_AWB_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_AWB_ENA);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_BDM) ||
> + (module_cfg_update & CIFISP_MODULE_BDM)) {
> + /* update bdm config */
> + if ((module_cfg_update & CIFISP_MODULE_BDM))
> + bdm_config(params_vdev, &new_params->others.bdm_config);
> +
> + if (module_en_update & CIFISP_MODULE_BDM) {
> + if (!!(module_ens & CIFISP_MODULE_BDM))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_DEMOSAIC,
> + CIF_ISP_DEMOSAIC_BYPASS);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_DEMOSAIC,
> + CIF_ISP_DEMOSAIC_BYPASS);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_FLT) ||
> + (module_cfg_update & CIFISP_MODULE_FLT)) {
> + /* update filter config */
> + if ((module_cfg_update & CIFISP_MODULE_FLT))
> + flt_config(params_vdev, &new_params->others.flt_config);
> +
> + if (module_en_update & CIFISP_MODULE_FLT) {
> + if (!!(module_ens & CIFISP_MODULE_FLT))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_FILT_MODE,
> + CIF_ISP_FLT_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_FILT_MODE,
> + CIF_ISP_FLT_ENA);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_CTK) ||
> + (module_cfg_update & CIFISP_MODULE_CTK)) {
> + /* update ctk config */
> + if ((module_cfg_update & CIFISP_MODULE_CTK))
> + ctk_config(params_vdev, &new_params->others.ctk_config);
> +
> + if (module_en_update & CIFISP_MODULE_CTK)
> + ctk_enable(params_vdev,
> + !!(module_ens & CIFISP_MODULE_CTK));
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_GOC) ||
> + (module_cfg_update & CIFISP_MODULE_GOC)) {
> + /* update goc config */
> + if ((module_cfg_update & CIFISP_MODULE_GOC))
> + goc_config(params_vdev, &new_params->others.goc_config);
> +
> + if (module_en_update & CIFISP_MODULE_GOC) {
> + if (!!(module_ens & CIFISP_MODULE_GOC))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_CPROC) ||
> + (module_cfg_update & CIFISP_MODULE_CPROC)) {
> + /* update cproc config */
> + if ((module_cfg_update & CIFISP_MODULE_CPROC)) {
> + cproc_config(params_vdev,
> + &new_params->others.cproc_config);
> +
> + }
> +
> + if (module_en_update & CIFISP_MODULE_CPROC) {
> + if (!!(module_ens & CIFISP_MODULE_CPROC))
> + isp_param_set_bits(params_vdev,
> + CIF_C_PROC_CTRL,
> + CIF_C_PROC_CTR_ENABLE);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_C_PROC_CTRL,
> + CIF_C_PROC_CTR_ENABLE);
> + }
> + }
> +
> +
> + if ((module_en_update & CIFISP_MODULE_IE) ||
> + (module_cfg_update & CIFISP_MODULE_IE)) {
> + /* update ie config */
> + if ((module_cfg_update & CIFISP_MODULE_IE))
> + ie_config(params_vdev, &new_params->others.ie_config);
> +
> + if (module_en_update & CIFISP_MODULE_IE)
> + ie_enable(params_vdev,
> + !!(module_ens & CIFISP_MODULE_IE));
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_DPF) ||
> + (module_cfg_update & CIFISP_MODULE_DPF)) {
> + /* update dpf config */
> + if ((module_cfg_update & CIFISP_MODULE_DPF))
> + dpf_config(params_vdev, &new_params->others.dpf_config);
> +
> + if (module_en_update & CIFISP_MODULE_DPF) {
> + if (!!(module_ens & CIFISP_MODULE_DPF))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_DPF_MODE,
> + CIF_ISP_DPF_MODE_EN);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_DPF_MODE,
> + CIF_ISP_DPF_MODE_EN);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_DPF_STRENGTH) ||
> + (module_cfg_update & CIFISP_MODULE_DPF_STRENGTH)) {
> + /* update dpf strength config */
> + dpf_strength_config(params_vdev,
> + &new_params->others.dpf_strength_config);
> + }
> +}
> +
> +static __maybe_unused
> +void __isp_isr_meas_config(struct rkisp1_isp_params_vdev *params_vdev,
> + struct rkisp1_isp_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 & CIFISP_MODULE_AWB) ||
> + (module_cfg_update & CIFISP_MODULE_AWB)) {
> + /* update awb config */
> + if ((module_cfg_update & CIFISP_MODULE_AWB))
> + awb_meas_config(params_vdev,
> + &new_params->meas.awb_meas_config);
> +
> + if (module_en_update & CIFISP_MODULE_AWB)
> + awb_meas_enable(params_vdev,
> + &new_params->meas.awb_meas_config,
> + !!(module_ens & CIFISP_MODULE_AWB));
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_AFC) ||
> + (module_cfg_update & CIFISP_MODULE_AFC)) {
> + /* update afc config */
> + if ((module_cfg_update & CIFISP_MODULE_AFC))
> + afm_config(params_vdev, &new_params->meas.afc_config);
> +
> + if (module_en_update & CIFISP_MODULE_AFC) {
> + if (!!(module_ens & CIFISP_MODULE_AFC))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_AFM_CTRL,
> + CIF_ISP_AFM_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_AFM_CTRL,
> + CIF_ISP_AFM_ENA);
> + }
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_HST) ||
> + (module_cfg_update & CIFISP_MODULE_HST)) {
> + /* update hst config */
> + if ((module_cfg_update & CIFISP_MODULE_HST))
> + hst_config(params_vdev, &new_params->meas.hst_config);
> +
> + if (module_en_update & CIFISP_MODULE_HST)
> + hst_enable(params_vdev,
> + &new_params->meas.hst_config,
> + !!(module_ens & CIFISP_MODULE_HST));
> + }
> +
> + if ((module_en_update & CIFISP_MODULE_AEC) ||
> + (module_cfg_update & CIFISP_MODULE_AEC)) {
> + /* update aec config */
> + if ((module_cfg_update & CIFISP_MODULE_AEC))
> + aec_config(params_vdev, &new_params->meas.aec_config);
> +
> + if (module_en_update & CIFISP_MODULE_AEC) {
> + if (!!(module_ens & CIFISP_MODULE_AEC))
> + isp_param_set_bits(params_vdev,
> + CIF_ISP_EXP_CTRL,
> + CIF_ISP_EXP_ENA);
> + else
> + isp_param_clear_bits(params_vdev,
> + CIF_ISP_EXP_CTRL,
> + CIF_ISP_EXP_ENA);
> + }
> + }
> +}
> +
> +void rkisp1_params_isr(struct rkisp1_isp_params_vdev *params_vdev, u32 isp_mis)
> +{
> + struct rkisp1_isp_params_cfg *new_params;
> + struct rkisp1_buffer *cur_buf = NULL;
> + unsigned int cur_frame_id = -1;
> + cur_frame_id = atomic_read(&params_vdev->dev->isp_sdev.frm_sync_seq) - 1;
> +
> + spin_lock(&params_vdev->config_lock);
> + if (!params_vdev->streamon) {
> + spin_unlock(&params_vdev->config_lock);
> + return;
> + }
> +
> + /* get one empty buffer */
> + if (!list_empty(&params_vdev->params))
> + cur_buf = list_first_entry(&params_vdev->params,
> + struct rkisp1_buffer, queue);
> + spin_unlock(&params_vdev->config_lock);
> +
> + if (!cur_buf)
> + return;
> +
> + new_params = (struct rkisp1_isp_params_cfg *)(cur_buf->vaddr[0]);
> +
> + if (isp_mis & CIF_ISP_FRAME) {
> + __isp_isr_other_config(params_vdev, new_params);
> + __isp_isr_meas_config(params_vdev, new_params);
> + spin_lock(&params_vdev->config_lock);
> + list_del(&cur_buf->queue);
> + spin_unlock(&params_vdev->config_lock);
> +
> + cur_buf->vb.sequence = cur_frame_id;
> + vb2_buffer_done(&cur_buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
> + }
> +}
> +
> +static const struct cifisp_awb_meas_config awb_params_default_config = {
> + {
> + 0, 0, RKISP1_DEFAULT_WIDTH, RKISP1_DEFAULT_HEIGHT
> + },
> + CIFISP_AWB_MODE_YCBCR, 200, 30, 20, 20, 0, 128, 128
> +};
> +
> +static const struct cifisp_aec_config aec_params_default_config = {
> + CIFISP_EXP_MEASURING_MODE_0,
> + CIFISP_EXP_CTRL_AUTOSTOP_0,
> + {
> + RKISP1_DEFAULT_WIDTH >> 2, RKISP1_DEFAULT_HEIGHT >> 2,
> + RKISP1_DEFAULT_WIDTH >> 1, RKISP1_DEFAULT_HEIGHT >> 1
> + }
> +};
> +
> +static const struct cifisp_hst_config hst_params_default_config = {
> + CIFISP_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 cifisp_afc_config afc_params_default_config = {
> + 1,
> + {
> + {
> + 300, 225, 200, 150
> + }
> + },
> + 4,
> + 14
> +};
> +
> +static
> +void rkisp1_params_config_parameter(struct rkisp1_isp_params_vdev *params_vdev)
> +{
> + struct cifisp_hst_config hst = hst_params_default_config;
> +
> + spin_lock(&params_vdev->config_lock);
> +
> + awb_meas_config(params_vdev, &awb_params_default_config);
> + awb_meas_enable(params_vdev, &awb_params_default_config, true);
> +
> + aec_config(params_vdev, &aec_params_default_config);
> + isp_param_set_bits(params_vdev, CIF_ISP_EXP_CTRL, CIF_ISP_EXP_ENA);
> +
> + afm_config(params_vdev, &afc_params_default_config);
> + isp_param_set_bits(params_vdev, CIF_ISP_AFM_CTRL, CIF_ISP_AFM_ENA);
> +
> + memset(hst.hist_weight, 0x01, sizeof(hst.hist_weight));
> + hst_config(params_vdev, &hst);
> + isp_param_set_bits(params_vdev, CIF_ISP_HIST_PROP,
> + ~CIF_ISP_HIST_PROP_MODE_MASK |
> + hst_params_default_config.mode);
> +
> + /* set the range */
> + if (params_vdev->quantization == V4L2_QUANTIZATION_FULL_RANGE)
> + csm_config(params_vdev, true);
> + else
> + csm_config(params_vdev, false);
> +
> + /* override the default things */
> + __isp_isr_other_config(params_vdev, &params_vdev->cur_params);
> + __isp_isr_meas_config(params_vdev, &params_vdev->cur_params);
> +
> + spin_unlock(&params_vdev->config_lock);
> +}
> +
> +/* Not called when the camera active, thus not isr protection. */
> +void rkisp1_params_configure_isp(struct rkisp1_isp_params_vdev *params_vdev,
> + struct ispsd_in_fmt *in_fmt,
> + enum v4l2_quantization quantization)
> +{
> + params_vdev->quantization = quantization;
> + params_vdev->raw_type = in_fmt->bayer_pat;
> + rkisp1_params_config_parameter(params_vdev);
> +}
> +
> +/* Not called when the camera active, thus not isr protection. */
> +void rkisp1_params_disable_isp(struct rkisp1_isp_params_vdev *params_vdev)
> +{
> + isp_param_clear_bits(params_vdev, CIF_ISP_DPCC_MODE, CIF_ISP_DPCC_ENA);
> + isp_param_clear_bits(params_vdev, CIF_ISP_LSC_CTRL,
> + CIF_ISP_LSC_CTRL_ENA);
> + isp_param_clear_bits(params_vdev, CIF_ISP_BLS_CTRL, CIF_ISP_BLS_ENA);
> + isp_param_clear_bits(params_vdev, CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_GAMMA_IN_ENA);
> + isp_param_clear_bits(params_vdev, CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA);
> + isp_param_clear_bits(params_vdev, CIF_ISP_DEMOSAIC,
> + CIF_ISP_DEMOSAIC_BYPASS);
> + isp_param_clear_bits(params_vdev, CIF_ISP_FILT_MODE, CIF_ISP_FLT_ENA);
> + awb_meas_enable(params_vdev, NULL, false);
> + isp_param_clear_bits(params_vdev, CIF_ISP_CTRL,
> + CIF_ISP_CTRL_ISP_AWB_ENA);
> + isp_param_clear_bits(params_vdev, CIF_ISP_EXP_CTRL, CIF_ISP_EXP_ENA);
> + ctk_enable(params_vdev, false);
> + isp_param_clear_bits(params_vdev, CIF_C_PROC_CTRL,
> + CIF_C_PROC_CTR_ENABLE);
> + hst_enable(params_vdev, NULL, false);
> + isp_param_clear_bits(params_vdev, CIF_ISP_AFM_CTRL, CIF_ISP_AFM_ENA);
> + ie_enable(params_vdev, false);
> + isp_param_clear_bits(params_vdev, CIF_ISP_DPF_MODE,
> + 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_isp_params_vdev *params_vdev = video_get_drvdata(video);
> +
> + if (f->index > 0 || f->type != video->queue->type)
> + return -EINVAL;
> +
> + f->pixelformat = params_vdev->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_isp_params_vdev *params_vdev = 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->vdev_fmt.fmt.meta.dataformat;
> + meta->buffersize = params_vdev->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);
> +
> + strcpy(cap->driver, DRIVER_NAME);

strlcpy

> + strlcpy(cap->card, vdev->name, sizeof(cap->card));
> + strlcpy(cap->bus_info, "platform: " DRIVER_NAME, 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
> +};
> +
> +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_isp_params_vdev *params_vdev = 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_isp_params_cfg);
> +
> + INIT_LIST_HEAD(&params_vdev->params);
> + params_vdev->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 = to_rkisp1_buffer(vbuf);
> + struct vb2_queue *vq = vb->vb2_queue;
> + struct rkisp1_isp_params_vdev *params_vdev = vq->drv_priv;
> + struct rkisp1_isp_params_cfg *new_params;
> + unsigned long flags;
> +
> + unsigned int cur_frame_id = -1;
> + cur_frame_id = atomic_read(&params_vdev->dev->isp_sdev.frm_sync_seq) - 1;
> +
> + if (params_vdev->first_params) {
> + new_params = (struct rkisp1_isp_params_cfg *)
> + (vb2_plane_vaddr(vb, 0));
> + vbuf->sequence = cur_frame_id;
> + vb2_buffer_done(&params_buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
> + params_vdev->first_params = false;
> + params_vdev->cur_params = *new_params;
> + return;
> + }
> +
> + params_buf->vaddr[0] = vb2_plane_vaddr(vb, 0);
> + spin_lock_irqsave(&params_vdev->config_lock, flags);
> + list_add_tail(&params_buf->queue, &params_vdev->params);
> + spin_unlock_irqrestore(&params_vdev->config_lock, flags);
> +}
> +
> +static void rkisp1_params_vb2_stop_streaming(struct vb2_queue *vq)
> +{
> + struct rkisp1_isp_params_vdev *params_vdev = vq->drv_priv;
> + struct rkisp1_buffer *buf;
> + unsigned long flags;
> + int i;
> +
> + /* stop params input firstly */
> + spin_lock_irqsave(&params_vdev->config_lock, flags);
> + params_vdev->streamon = false;
> + spin_unlock_irqrestore(&params_vdev->config_lock, flags);
> +
> + for (i = 0; i < RKISP1_ISP_PARAMS_REQ_BUFS_MAX; i++) {
> + spin_lock_irqsave(&params_vdev->config_lock, flags);
> + if (!list_empty(&params_vdev->params)) {
> + buf = list_first_entry(&params_vdev->params,
> + struct rkisp1_buffer, queue);
> + list_del(&buf->queue);
> + spin_unlock_irqrestore(&params_vdev->config_lock,
> + flags);
> + } else {
> + spin_unlock_irqrestore(&params_vdev->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_isp_params_vdev *params_vdev = queue->drv_priv;
> + unsigned long flags;
> +
> + spin_lock_irqsave(&params_vdev->config_lock, flags);
> + params_vdev->streamon = true;
> + spin_unlock_irqrestore(&params_vdev->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,
> + .start_streaming = rkisp1_params_vb2_start_streaming,
> + .stop_streaming = rkisp1_params_vb2_stop_streaming,
> +
> +};
> +
> +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_isp_params_vdev *params_vdev)
> +{
> + struct rkisp1_vdev_node *node;
> +
> + node = queue_to_node(q);
> +
> + q->type = V4L2_BUF_TYPE_META_OUTPUT;
> + q->io_modes = VB2_MMAP | VB2_USERPTR;

VB2_DMABUF

> + q->drv_priv = params_vdev;
> + 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_vdev(struct rkisp1_isp_params_vdev *params_vdev)
> +{
> + params_vdev->vdev_fmt.fmt.meta.dataformat =
> + V4L2_META_FMT_RK_ISP1_PARAMS;
> + params_vdev->vdev_fmt.fmt.meta.buffersize =
> + sizeof(struct rkisp1_isp_params_cfg);
> +}
> +
> +int rkisp1_register_params_vdev(struct rkisp1_isp_params_vdev *params_vdev,
> + struct v4l2_device *v4l2_dev,
> + struct rkisp1_device *dev)
> +{
> + int ret;
> + struct rkisp1_vdev_node *node = &params_vdev->vnode;
> + struct video_device *vdev = &node->vdev;
> +
> + params_vdev->dev = dev;
> + mutex_init(&node->vlock);
> + spin_lock_init(&params_vdev->config_lock);
> +
> + strlcpy(vdev->name, "rkisp1-input-params", sizeof(vdev->name));
> +
> + video_set_drvdata(vdev, params_vdev);
> + 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;

Hmm, we don't have this yet. I know it was worked on, but I'm not sure what
the status is. I suggest that you add the patches adding META_OUTPUT
to the patch series for the next version.

> + vdev->vfl_dir = VFL_DIR_TX;
> + rkisp1_params_init_vb2_queue(vdev->queue, params_vdev);
> + rkisp1_init_params_vdev(params_vdev);
> + video_set_drvdata(vdev, params_vdev);
> +
> + node->pad.flags = MEDIA_PAD_FL_SOURCE;
> + vdev->entity.function = MEDIA_ENT_F_IO_V4L;

Probably not needed.

> + ret = media_entity_pads_init(&vdev->entity, 1, &node->pad);
> + if (ret < 0)
> + goto err_release_queue;
> + ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1);
> + if (ret < 0) {
> + dev_err(&vdev->dev,
> + "could not register Video for Linux device\n");
> + 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_unregister_params_vdev(struct rkisp1_isp_params_vdev *params_vdev)
> +{
> + struct rkisp1_vdev_node *node = &params_vdev->vnode;
> + struct video_device *vdev = &node->vdev;
> +
> + video_unregister_device(vdev);
> + media_entity_cleanup(&vdev->entity);
> + vb2_queue_release(vdev->queue);
> +}
> diff --git a/drivers/media/platform/rockchip/isp1/isp_params.h b/drivers/media/platform/rockchip/isp1/isp_params.h
> new file mode 100644
> index 0000000..9ecdcd2
> --- /dev/null
> +++ b/drivers/media/platform/rockchip/isp1/isp_params.h
> @@ -0,0 +1,76 @@
> +/*
> + * Rockchip isp1 driver
> + *
> + * Copyright (C) 2017 Rockchip Electronics Co., Ltd.
> + *
> + * This software is available to you under a choice of one of two
> + * licenses. You may choose to be licensed under the terms of the GNU
> + * General Public License (GPL) Version 2, available from the file
> + * COPYING in the main directory of this source tree, or the
> + * OpenIB.org BSD license below:
> + *
> + * Redistribution and use in source and binary forms, with or
> + * without modification, are permitted provided that the following
> + * conditions are met:
> + *
> + * - Redistributions of source code must retain the above
> + * copyright notice, this list of conditions and the following
> + * disclaimer.
> + *
> + * - Redistributions in binary form must reproduce the above
> + * copyright notice, this list of conditions and the following
> + * disclaimer in the documentation and/or other materials
> + * provided with the distribution.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
> + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
> + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
> + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
> + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
> + * SOFTWARE.
> + */
> +
> +#ifndef _RKISP1_ISP_H
> +#define _RKISP1_ISP_H
> +
> +#include <linux/rkisp1-config.h>
> +#include "common.h"
> +
> +/*
> + * struct rkisp1_isp_subdev - ISP input parameters device
> + *
> + * @cur_params: Current ISP parameters
> + * @first_params: the first params should take effect immediately
> + */
> +struct rkisp1_isp_params_vdev {
> + struct rkisp1_vdev_node vnode;
> + struct rkisp1_device *dev;
> +
> + spinlock_t config_lock;
> + struct list_head params;
> + struct rkisp1_isp_params_cfg cur_params;
> + struct v4l2_format vdev_fmt;
> + bool streamon;
> + bool first_params;
> +
> + enum v4l2_quantization quantization;
> + enum rkisp1_fmt_raw_pat_type raw_type;
> +};
> +
> +/* config params before ISP streaming */
> +void rkisp1_params_configure_isp(struct rkisp1_isp_params_vdev *params_vdev,
> + struct ispsd_in_fmt *in_fmt,
> + enum v4l2_quantization quantization);
> +void rkisp1_params_disable_isp(struct rkisp1_isp_params_vdev *params_vdev);
> +
> +int rkisp1_register_params_vdev(struct rkisp1_isp_params_vdev *params_vdev,
> + struct v4l2_device *v4l2_dev,
> + struct rkisp1_device *dev);
> +
> +void rkisp1_unregister_params_vdev(struct rkisp1_isp_params_vdev *params_vdev);
> +
> +void rkisp1_params_isr(struct rkisp1_isp_params_vdev *params_vdev, u32 isp_mis);
> +
> +#endif /* _RKISP1_ISP_H */
>

Regards,

Hans

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