Google Git
Sign in
linux / linux / kernel / git / viro / vfs / 091e0662ee2c37867ad918ce7b6ddd17f0e090e2 / . / drivers / staging / media / davinci_vpfe / dm365_ipipe.c
blob: 766a071b0a224a4b7c6ad5b0a8c4139341981f5f [file] [log] [blame]
/*
* Copyright (C) 2012 Texas Instruments Inc
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation version 2.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Contributors:
* Manjunath Hadli <manjunath.hadli@ti.com>
* Prabhakar Lad <prabhakar.lad@ti.com>
*
*
* IPIPE allows fine tuning of the input image using different
* tuning modules in IPIPE. Some examples :- Noise filter, Defect
* pixel correction etc. It essentially operate on Bayer Raw data
* or YUV raw data. To do image tuning, application call,
*
*/
#include <linux/slab.h>
#include "dm365_ipipe.h"
#include "dm365_ipipe_hw.h"
#include "vpfe_mc_capture.h"
#define MIN_OUT_WIDTH 32
#define MIN_OUT_HEIGHT 32
/* ipipe input format's */
static const unsigned int ipipe_input_fmts[] = {
V4L2_MBUS_FMT_UYVY8_2X8,
V4L2_MBUS_FMT_SGRBG12_1X12,
V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8,
V4L2_MBUS_FMT_SGRBG10_ALAW8_1X8,
};
/* ipipe output format's */
static const unsigned int ipipe_output_fmts[] = {
V4L2_MBUS_FMT_UYVY8_2X8,
};
static int ipipe_validate_lutdpc_params(struct vpfe_ipipe_lutdpc *lutdpc)
{
int i;
if (lutdpc->en > 1 || lutdpc->repl_white > 1 ||
lutdpc->dpc_size > LUT_DPC_MAX_SIZE)
return -EINVAL;
if (lutdpc->en && !lutdpc->table)
return -EINVAL;
for (i = 0; i < lutdpc->dpc_size; i++)
if (lutdpc->table[i].horz_pos > LUT_DPC_H_POS_MASK ||
lutdpc->table[i].vert_pos > LUT_DPC_V_POS_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_lutdpc_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_lutdpc *lutdpc = &ipipe->config.lutdpc;
struct vpfe_ipipe_lutdpc *dpc_param;
struct device *dev;
if (!param) {
memset((void *)lutdpc, 0, sizeof(struct vpfe_ipipe_lutdpc));
goto success;
}
dev = ipipe->subdev.v4l2_dev->dev;
dpc_param = (struct vpfe_ipipe_lutdpc *)param;
lutdpc->en = dpc_param->en;
lutdpc->repl_white = dpc_param->repl_white;
lutdpc->dpc_size = dpc_param->dpc_size;
memcpy(&lutdpc->table, &dpc_param->table,
(dpc_param->dpc_size * sizeof(struct vpfe_ipipe_lutdpc_entry)));
if (ipipe_validate_lutdpc_params(lutdpc) < 0)
return -EINVAL;
success:
ipipe_set_lutdpc_regs(ipipe->base_addr, ipipe->isp5_base_addr, lutdpc);
return 0;
}
static int ipipe_get_lutdpc_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_lutdpc *lut_param = (struct vpfe_ipipe_lutdpc *)param;
struct vpfe_ipipe_lutdpc *lutdpc = &ipipe->config.lutdpc;
lut_param->en = lutdpc->en;
lut_param->repl_white = lutdpc->repl_white;
lut_param->dpc_size = lutdpc->dpc_size;
memcpy(&lut_param->table, &lutdpc->table,
(lutdpc->dpc_size * sizeof(struct vpfe_ipipe_lutdpc_entry)));
return 0;
}
static int ipipe_set_input_config(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_input_config *config = &ipipe->config.input_config;
if (!param)
memset(config, 0, sizeof(struct vpfe_ipipe_input_config));
else
memcpy(config, param, sizeof(struct vpfe_ipipe_input_config));
return 0;
}
static int ipipe_get_input_config(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_input_config *config = &ipipe->config.input_config;
if (!param)
return -EINVAL;
memcpy(param, config, sizeof(struct vpfe_ipipe_input_config));
return 0;
}
static int ipipe_validate_otfdpc_params(struct vpfe_ipipe_otfdpc *dpc_param)
{
struct vpfe_ipipe_otfdpc_2_0_cfg *dpc_2_0;
struct vpfe_ipipe_otfdpc_3_0_cfg *dpc_3_0;
if (dpc_param->en > 1)
return -EINVAL;
if (dpc_param->alg == VPFE_IPIPE_OTFDPC_2_0) {
dpc_2_0 = &dpc_param->alg_cfg.dpc_2_0;
if (dpc_2_0->det_thr.r > OTFDPC_DPC2_THR_MASK ||
dpc_2_0->det_thr.gr > OTFDPC_DPC2_THR_MASK ||
dpc_2_0->det_thr.gb > OTFDPC_DPC2_THR_MASK ||
dpc_2_0->det_thr.b > OTFDPC_DPC2_THR_MASK ||
dpc_2_0->corr_thr.r > OTFDPC_DPC2_THR_MASK ||
dpc_2_0->corr_thr.gr > OTFDPC_DPC2_THR_MASK ||
dpc_2_0->corr_thr.gb > OTFDPC_DPC2_THR_MASK ||
dpc_2_0->corr_thr.b > OTFDPC_DPC2_THR_MASK)
return -EINVAL;
return 0;
}
dpc_3_0 = &dpc_param->alg_cfg.dpc_3_0;
if (dpc_3_0->act_adj_shf > OTF_DPC3_0_SHF_MASK ||
dpc_3_0->det_thr > OTF_DPC3_0_DET_MASK ||
dpc_3_0->det_slp > OTF_DPC3_0_SLP_MASK ||
dpc_3_0->det_thr_min > OTF_DPC3_0_DET_MASK ||
dpc_3_0->det_thr_max > OTF_DPC3_0_DET_MASK ||
dpc_3_0->corr_thr > OTF_DPC3_0_CORR_MASK ||
dpc_3_0->corr_slp > OTF_DPC3_0_SLP_MASK ||
dpc_3_0->corr_thr_min > OTF_DPC3_0_CORR_MASK ||
dpc_3_0->corr_thr_max > OTF_DPC3_0_CORR_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_otfdpc_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_otfdpc *dpc_param = (struct vpfe_ipipe_otfdpc *)param;
struct vpfe_ipipe_otfdpc *otfdpc = &ipipe->config.otfdpc;
struct device *dev;
if (!param) {
memset((void *)otfdpc, 0, sizeof(struct ipipe_otfdpc_2_0));
goto success;
}
dev = ipipe->subdev.v4l2_dev->dev;
memcpy(otfdpc, dpc_param, sizeof(struct vpfe_ipipe_otfdpc));
if (ipipe_validate_otfdpc_params(otfdpc) < 0) {
dev_err(dev, "Invalid otfdpc params\n");
return -EINVAL;
}
success:
ipipe_set_otfdpc_regs(ipipe->base_addr, otfdpc);
return 0;
}
static int ipipe_get_otfdpc_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_otfdpc *dpc_param = (struct vpfe_ipipe_otfdpc *)param;
struct vpfe_ipipe_otfdpc *otfdpc = &ipipe->config.otfdpc;
memcpy(dpc_param, otfdpc, sizeof(struct vpfe_ipipe_otfdpc));
return 0;
}
static int ipipe_validate_nf_params(struct vpfe_ipipe_nf *nf_param)
{
int i;
if (nf_param->en > 1 || nf_param->shft_val > D2F_SHFT_VAL_MASK ||
nf_param->spread_val > D2F_SPR_VAL_MASK ||
nf_param->apply_lsc_gain > 1 ||
nf_param->edge_det_min_thr > D2F_EDGE_DET_THR_MASK ||
nf_param->edge_det_max_thr > D2F_EDGE_DET_THR_MASK)
return -EINVAL;
for (i = 0; i < VPFE_IPIPE_NF_THR_TABLE_SIZE; i++)
if (nf_param->thr[i] > D2F_THR_VAL_MASK)
return -EINVAL;
for (i = 0; i < VPFE_IPIPE_NF_STR_TABLE_SIZE; i++)
if (nf_param->str[i] > D2F_STR_VAL_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_nf_params(struct vpfe_ipipe_device *ipipe,
unsigned int id, void *param)
{
struct vpfe_ipipe_nf *nf_param = (struct vpfe_ipipe_nf *)param;
struct vpfe_ipipe_nf *nf = &ipipe->config.nf1;
struct device *dev;
if (id == IPIPE_D2F_2ND)
nf = &ipipe->config.nf2;
if (!nf_param) {
memset((void *)nf, 0, sizeof(struct vpfe_ipipe_nf));
goto success;
}
dev = ipipe->subdev.v4l2_dev->dev;
memcpy(nf, nf_param, sizeof(struct vpfe_ipipe_nf));
if (ipipe_validate_nf_params(nf) < 0) {
dev_err(dev, "Invalid nf params\n");
return -EINVAL;
}
success:
ipipe_set_d2f_regs(ipipe->base_addr, id, nf);
return 0;
}
static int ipipe_set_nf1_params(struct vpfe_ipipe_device *ipipe, void *param)
{
return ipipe_set_nf_params(ipipe, IPIPE_D2F_1ST, param);
}
static int ipipe_set_nf2_params(struct vpfe_ipipe_device *ipipe, void *param)
{
return ipipe_set_nf_params(ipipe, IPIPE_D2F_2ND, param);
}
static int ipipe_get_nf_params(struct vpfe_ipipe_device *ipipe,
unsigned int id, void *param)
{
struct vpfe_ipipe_nf *nf_param = (struct vpfe_ipipe_nf *)param;
struct vpfe_ipipe_nf *nf = &ipipe->config.nf1;
if (id == IPIPE_D2F_2ND)
nf = &ipipe->config.nf2;
memcpy(nf_param, nf, sizeof(struct vpfe_ipipe_nf));
return 0;
}
static int ipipe_get_nf1_params(struct vpfe_ipipe_device *ipipe, void *param)
{
return ipipe_get_nf_params(ipipe, IPIPE_D2F_1ST, param);
}
static int ipipe_get_nf2_params(struct vpfe_ipipe_device *ipipe, void *param)
{
return ipipe_get_nf_params(ipipe, IPIPE_D2F_2ND, param);
}
static int ipipe_validate_gic_params(struct vpfe_ipipe_gic *gic)
{
if (gic->en > 1 || gic->gain > GIC_GAIN_MASK ||
gic->thr > GIC_THR_MASK || gic->slope > GIC_SLOPE_MASK ||
gic->apply_lsc_gain > 1 ||
gic->nf2_thr_gain.integer > GIC_NFGAN_INT_MASK ||
gic->nf2_thr_gain.decimal > GIC_NFGAN_DECI_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_gic_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_gic *gic_param = (struct vpfe_ipipe_gic *)param;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
struct vpfe_ipipe_gic *gic = &ipipe->config.gic;
if (!gic_param) {
memset((void *)gic, 0, sizeof(struct vpfe_ipipe_gic));
goto success;
}
memcpy(gic, gic_param, sizeof(struct vpfe_ipipe_gic));
if (ipipe_validate_gic_params(gic) < 0) {
dev_err(dev, "Invalid gic params\n");
return -EINVAL;
}
success:
ipipe_set_gic_regs(ipipe->base_addr, gic);
return 0;
}
static int ipipe_get_gic_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_gic *gic_param = (struct vpfe_ipipe_gic *)param;
struct vpfe_ipipe_gic *gic = &ipipe->config.gic;
memcpy(gic_param, gic, sizeof(struct vpfe_ipipe_gic));
return 0;
}
static int ipipe_validate_wb_params(struct vpfe_ipipe_wb *wbal)
{
if (wbal->ofst_r > WB_OFFSET_MASK ||
wbal->ofst_gr > WB_OFFSET_MASK ||
wbal->ofst_gb > WB_OFFSET_MASK ||
wbal->ofst_b > WB_OFFSET_MASK ||
wbal->gain_r.integer > WB_GAIN_INT_MASK ||
wbal->gain_r.decimal > WB_GAIN_DECI_MASK ||
wbal->gain_gr.integer > WB_GAIN_INT_MASK ||
wbal->gain_gr.decimal > WB_GAIN_DECI_MASK ||
wbal->gain_gb.integer > WB_GAIN_INT_MASK ||
wbal->gain_gb.decimal > WB_GAIN_DECI_MASK ||
wbal->gain_b.integer > WB_GAIN_INT_MASK ||
wbal->gain_b.decimal > WB_GAIN_DECI_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_wb_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_wb *wb_param = (struct vpfe_ipipe_wb *)param;
struct vpfe_ipipe_wb *wbal = &ipipe->config.wbal;
if (!wb_param) {
const struct vpfe_ipipe_wb wb_defaults = {
.gain_r = {2, 0x0},
.gain_gr = {2, 0x0},
.gain_gb = {2, 0x0},
.gain_b = {2, 0x0}
};
memcpy(wbal, &wb_defaults, sizeof(struct vpfe_ipipe_wb));
goto success;
}
memcpy(wbal, wb_param, sizeof(struct vpfe_ipipe_wb));
if (ipipe_validate_wb_params(wbal) < 0)
return -EINVAL;
success:
ipipe_set_wb_regs(ipipe->base_addr, wbal);
return 0;
}
static int ipipe_get_wb_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_wb *wb_param = (struct vpfe_ipipe_wb *)param;
struct vpfe_ipipe_wb *wbal = &ipipe->config.wbal;
memcpy(wb_param, wbal, sizeof(struct vpfe_ipipe_wb));
return 0;
}
static int ipipe_validate_cfa_params(struct vpfe_ipipe_cfa *cfa)
{
if (cfa->hpf_thr_2dir > CFA_HPF_THR_2DIR_MASK ||
cfa->hpf_slp_2dir > CFA_HPF_SLOPE_2DIR_MASK ||
cfa->hp_mix_thr_2dir > CFA_HPF_MIX_THR_2DIR_MASK ||
cfa->hp_mix_slope_2dir > CFA_HPF_MIX_SLP_2DIR_MASK ||
cfa->dir_thr_2dir > CFA_DIR_THR_2DIR_MASK ||
cfa->dir_slope_2dir > CFA_DIR_SLP_2DIR_MASK ||
cfa->nd_wt_2dir > CFA_ND_WT_2DIR_MASK ||
cfa->hue_fract_daa > CFA_DAA_HUE_FRA_MASK ||
cfa->edge_thr_daa > CFA_DAA_EDG_THR_MASK ||
cfa->thr_min_daa > CFA_DAA_THR_MIN_MASK ||
cfa->thr_slope_daa > CFA_DAA_THR_SLP_MASK ||
cfa->slope_min_daa > CFA_DAA_SLP_MIN_MASK ||
cfa->slope_slope_daa > CFA_DAA_SLP_SLP_MASK ||
cfa->lp_wt_daa > CFA_DAA_LP_WT_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_cfa_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_cfa *cfa_param = (struct vpfe_ipipe_cfa *)param;
struct vpfe_ipipe_cfa *cfa = &ipipe->config.cfa;
if (!cfa_param) {
memset(cfa, 0, sizeof(struct vpfe_ipipe_cfa));
cfa->alg = VPFE_IPIPE_CFA_ALG_2DIRAC;
goto success;
}
memcpy(cfa, cfa_param, sizeof(struct vpfe_ipipe_cfa));
if (ipipe_validate_cfa_params(cfa) < 0)
return -EINVAL;
success:
ipipe_set_cfa_regs(ipipe->base_addr, cfa);
return 0;
}
static int ipipe_get_cfa_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_cfa *cfa_param = (struct vpfe_ipipe_cfa *)param;
struct vpfe_ipipe_cfa *cfa = &ipipe->config.cfa;
memcpy(cfa_param, cfa, sizeof(struct vpfe_ipipe_cfa));
return 0;
}
static int
ipipe_validate_rgb2rgb_params(struct vpfe_ipipe_rgb2rgb *rgb2rgb,
unsigned int id)
{
u32 gain_int_upper = RGB2RGB_1_GAIN_INT_MASK;
u32 offset_upper = RGB2RGB_1_OFST_MASK;
if (id == IPIPE_RGB2RGB_2) {
offset_upper = RGB2RGB_2_OFST_MASK;
gain_int_upper = RGB2RGB_2_GAIN_INT_MASK;
}
if (rgb2rgb->coef_rr.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_rr.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->coef_gr.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_gr.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->coef_br.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_br.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->coef_rg.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_rg.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->coef_gg.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_gg.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->coef_bg.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_bg.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->coef_rb.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_rb.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->coef_gb.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_gb.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->coef_bb.decimal > RGB2RGB_GAIN_DECI_MASK ||
rgb2rgb->coef_bb.integer > gain_int_upper)
return -EINVAL;
if (rgb2rgb->out_ofst_r > offset_upper ||
rgb2rgb->out_ofst_g > offset_upper ||
rgb2rgb->out_ofst_b > offset_upper)
return -EINVAL;
return 0;
}
static int ipipe_set_rgb2rgb_params(struct vpfe_ipipe_device *ipipe,
unsigned int id, void *param)
{
struct vpfe_ipipe_rgb2rgb *rgb2rgb = &ipipe->config.rgb2rgb1;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
struct vpfe_ipipe_rgb2rgb *rgb2rgb_param;
rgb2rgb_param = (struct vpfe_ipipe_rgb2rgb *)param;
if (id == IPIPE_RGB2RGB_2)
rgb2rgb = &ipipe->config.rgb2rgb2;
if (!rgb2rgb_param) {
const struct vpfe_ipipe_rgb2rgb rgb2rgb_defaults = {
.coef_rr = {1, 0}, /* 256 */
.coef_gr = {0, 0},
.coef_br = {0, 0},
.coef_rg = {0, 0},
.coef_gg = {1, 0}, /* 256 */
.coef_bg = {0, 0},
.coef_rb = {0, 0},
.coef_gb = {0, 0},
.coef_bb = {1, 0}, /* 256 */
};
/* Copy defaults for rgb2rgb conversion */
memcpy(rgb2rgb, &rgb2rgb_defaults,
sizeof(struct vpfe_ipipe_rgb2rgb));
goto success;
}
memcpy(rgb2rgb, rgb2rgb_param, sizeof(struct vpfe_ipipe_rgb2rgb));
if (ipipe_validate_rgb2rgb_params(rgb2rgb, id) < 0) {
dev_err(dev, "Invalid rgb2rgb params\n");
return -EINVAL;
}
success:
ipipe_set_rgb2rgb_regs(ipipe->base_addr, id, rgb2rgb);
return 0;
}
static int
ipipe_set_rgb2rgb_1_params(struct vpfe_ipipe_device *ipipe, void *param)
{
return ipipe_set_rgb2rgb_params(ipipe, IPIPE_RGB2RGB_1, param);
}
static int
ipipe_set_rgb2rgb_2_params(struct vpfe_ipipe_device *ipipe, void *param)
{
return ipipe_set_rgb2rgb_params(ipipe, IPIPE_RGB2RGB_2, param);
}
static int ipipe_get_rgb2rgb_params(struct vpfe_ipipe_device *ipipe,
unsigned int id, void *param)
{
struct vpfe_ipipe_rgb2rgb *rgb2rgb = &ipipe->config.rgb2rgb1;
struct vpfe_ipipe_rgb2rgb *rgb2rgb_param;
rgb2rgb_param = (struct vpfe_ipipe_rgb2rgb *)param;
if (id == IPIPE_RGB2RGB_2)
rgb2rgb = &ipipe->config.rgb2rgb2;
memcpy(rgb2rgb_param, rgb2rgb, sizeof(struct vpfe_ipipe_rgb2rgb));
return 0;
}
static int
ipipe_get_rgb2rgb_1_params(struct vpfe_ipipe_device *ipipe, void *param)
{
return ipipe_get_rgb2rgb_params(ipipe, IPIPE_RGB2RGB_1, param);
}
static int
ipipe_get_rgb2rgb_2_params(struct vpfe_ipipe_device *ipipe, void *param)
{
return ipipe_get_rgb2rgb_params(ipipe, IPIPE_RGB2RGB_2, param);
}
static int
ipipe_validate_gamma_entry(struct vpfe_ipipe_gamma_entry *table, int size)
{
int i;
if (!table)
return -EINVAL;
for (i = 0; i < size; i++)
if (table[i].slope > GAMMA_MASK ||
table[i].offset > GAMMA_MASK)
return -EINVAL;
return 0;
}
static int
ipipe_validate_gamma_params(struct vpfe_ipipe_gamma *gamma, struct device *dev)
{
int table_size;
int err;
if (gamma->bypass_r > 1 ||
gamma->bypass_b > 1 ||
gamma->bypass_g > 1)
return -EINVAL;
if (gamma->tbl_sel != VPFE_IPIPE_GAMMA_TBL_RAM)
return 0;
table_size = gamma->tbl_size;
if (!gamma->bypass_r) {
err = ipipe_validate_gamma_entry(gamma->table_r, table_size);
if (err) {
dev_err(dev, "GAMMA R - table entry invalid\n");
return err;
}
}
if (!gamma->bypass_b) {
err = ipipe_validate_gamma_entry(gamma->table_b, table_size);
if (err) {
dev_err(dev, "GAMMA B - table entry invalid\n");
return err;
}
}
if (!gamma->bypass_g) {
err = ipipe_validate_gamma_entry(gamma->table_g, table_size);
if (err) {
dev_err(dev, "GAMMA G - table entry invalid\n");
return err;
}
}
return 0;
}
static int
ipipe_set_gamma_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_gamma *gamma_param = (struct vpfe_ipipe_gamma *)param;
struct vpfe_ipipe_gamma *gamma = &ipipe->config.gamma;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
int table_size;
if (!gamma_param) {
memset(gamma, 0, sizeof(struct vpfe_ipipe_gamma));
gamma->tbl_sel = VPFE_IPIPE_GAMMA_TBL_ROM;
goto success;
}
gamma->bypass_r = gamma_param->bypass_r;
gamma->bypass_b = gamma_param->bypass_b;
gamma->bypass_g = gamma_param->bypass_g;
gamma->tbl_sel = gamma_param->tbl_sel;
gamma->tbl_size = gamma_param->tbl_size;
if (ipipe_validate_gamma_params(gamma, dev) < 0)
return -EINVAL;
if (gamma_param->tbl_sel != VPFE_IPIPE_GAMMA_TBL_RAM)
goto success;
table_size = gamma->tbl_size;
if (!gamma_param->bypass_r)
memcpy(&gamma->table_r, &gamma_param->table_r,
(table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
if (!gamma_param->bypass_b)
memcpy(&gamma->table_b, &gamma_param->table_b,
(table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
if (!gamma_param->bypass_g)
memcpy(&gamma->table_g, &gamma_param->table_g,
(table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
success:
ipipe_set_gamma_regs(ipipe->base_addr, ipipe->isp5_base_addr, gamma);
return 0;
}
static int ipipe_get_gamma_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_gamma *gamma_param = (struct vpfe_ipipe_gamma *)param;
struct vpfe_ipipe_gamma *gamma = &ipipe->config.gamma;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
int table_size;
gamma_param->bypass_r = gamma->bypass_r;
gamma_param->bypass_g = gamma->bypass_g;
gamma_param->bypass_b = gamma->bypass_b;
gamma_param->tbl_sel = gamma->tbl_sel;
gamma_param->tbl_size = gamma->tbl_size;
if (gamma->tbl_sel != VPFE_IPIPE_GAMMA_TBL_RAM)
return 0;
table_size = gamma->tbl_size;
if (!gamma->bypass_r && !gamma_param->table_r) {
dev_err(dev,
"ipipe_get_gamma_params: table ptr empty for R\n");
return -EINVAL;
}
memcpy(gamma_param->table_r, gamma->table_r,
(table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
if (!gamma->bypass_g && !gamma_param->table_g) {
dev_err(dev, "ipipe_get_gamma_params: table ptr empty for G\n");
return -EINVAL;
}
memcpy(gamma_param->table_g, gamma->table_g,
(table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
if (!gamma->bypass_b && !gamma_param->table_b) {
dev_err(dev, "ipipe_get_gamma_params: table ptr empty for B\n");
return -EINVAL;
}
memcpy(gamma_param->table_b, gamma->table_b,
(table_size * sizeof(struct vpfe_ipipe_gamma_entry)));
return 0;
}
static int ipipe_validate_3d_lut_params(struct vpfe_ipipe_3d_lut *lut)
{
int i;
if (!lut->en)
return 0;
for (i = 0; i < VPFE_IPIPE_MAX_SIZE_3D_LUT; i++)
if (lut->table[i].r > D3_LUT_ENTRY_MASK ||
lut->table[i].g > D3_LUT_ENTRY_MASK ||
lut->table[i].b > D3_LUT_ENTRY_MASK)
return -EINVAL;
return 0;
}
static int ipipe_get_3d_lut_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_3d_lut *lut_param = (struct vpfe_ipipe_3d_lut *)param;
struct vpfe_ipipe_3d_lut *lut = &ipipe->config.lut;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
lut_param->en = lut->en;
if (!lut_param->table) {
dev_err(dev, "ipipe_get_3d_lut_params: Invalid table ptr\n");
return -EINVAL;
}
memcpy(lut_param->table, &lut->table,
(VPFE_IPIPE_MAX_SIZE_3D_LUT *
sizeof(struct vpfe_ipipe_3d_lut_entry)));
return 0;
}
static int
ipipe_set_3d_lut_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_3d_lut *lut_param = (struct vpfe_ipipe_3d_lut *)param;
struct vpfe_ipipe_3d_lut *lut = &ipipe->config.lut;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
if (!lut_param) {
memset(lut, 0, sizeof(struct vpfe_ipipe_3d_lut));
goto success;
}
memcpy(lut, lut_param, sizeof(struct vpfe_ipipe_3d_lut));
if (ipipe_validate_3d_lut_params(lut) < 0) {
dev_err(dev, "Invalid 3D-LUT Params\n");
return -EINVAL;
}
success:
ipipe_set_3d_lut_regs(ipipe->base_addr, ipipe->isp5_base_addr, lut);
return 0;
}
static int ipipe_validate_rgb2yuv_params(struct vpfe_ipipe_rgb2yuv *rgb2yuv)
{
if (rgb2yuv->coef_ry.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_ry.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->coef_gy.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_gy.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->coef_by.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_by.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->coef_rcb.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_rcb.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->coef_gcb.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_gcb.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->coef_bcb.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_bcb.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->coef_rcr.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_rcr.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->coef_gcr.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_gcr.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->coef_bcr.decimal > RGB2YCBCR_COEF_DECI_MASK ||
rgb2yuv->coef_bcr.integer > RGB2YCBCR_COEF_INT_MASK)
return -EINVAL;
if (rgb2yuv->out_ofst_y > RGB2YCBCR_OFST_MASK ||
rgb2yuv->out_ofst_cb > RGB2YCBCR_OFST_MASK ||
rgb2yuv->out_ofst_cr > RGB2YCBCR_OFST_MASK)
return -EINVAL;
return 0;
}
static int
ipipe_set_rgb2yuv_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_rgb2yuv *rgb2yuv = &ipipe->config.rgb2yuv;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
struct vpfe_ipipe_rgb2yuv *rgb2yuv_param;
rgb2yuv_param = (struct vpfe_ipipe_rgb2yuv *)param;
if (!rgb2yuv_param) {
/* Defaults for rgb2yuv conversion */
const struct vpfe_ipipe_rgb2yuv rgb2yuv_defaults = {
.coef_ry = {0, 0x4d},
.coef_gy = {0, 0x96},
.coef_by = {0, 0x1d},
.coef_rcb = {0xf, 0xd5},
.coef_gcb = {0xf, 0xab},
.coef_bcb = {0, 0x80},
.coef_rcr = {0, 0x80},
.coef_gcr = {0xf, 0x95},
.coef_bcr = {0xf, 0xeb},
.out_ofst_cb = 0x80,
.out_ofst_cr = 0x80,
};
/* Copy defaults for rgb2yuv conversion */
memcpy(rgb2yuv, &rgb2yuv_defaults,
sizeof(struct vpfe_ipipe_rgb2yuv));
goto success;
}
memcpy(rgb2yuv, rgb2yuv_param, sizeof(struct vpfe_ipipe_rgb2yuv));
if (ipipe_validate_rgb2yuv_params(rgb2yuv) < 0) {
dev_err(dev, "Invalid rgb2yuv params\n");
return -EINVAL;
}
success:
ipipe_set_rgb2ycbcr_regs(ipipe->base_addr, rgb2yuv);
return 0;
}
static int
ipipe_get_rgb2yuv_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_rgb2yuv *rgb2yuv = &ipipe->config.rgb2yuv;
struct vpfe_ipipe_rgb2yuv *rgb2yuv_param;
rgb2yuv_param = (struct vpfe_ipipe_rgb2yuv *)param;
memcpy(rgb2yuv_param, rgb2yuv, sizeof(struct vpfe_ipipe_rgb2yuv));
return 0;
}
static int ipipe_validate_gbce_params(struct vpfe_ipipe_gbce *gbce)
{
u32 max = GBCE_Y_VAL_MASK;
int i;
if (!gbce->en)
return 0;
if (gbce->type == VPFE_IPIPE_GBCE_GAIN_TBL)
max = GBCE_GAIN_VAL_MASK;
for (i = 0; i < VPFE_IPIPE_MAX_SIZE_GBCE_LUT; i++)
if (gbce->table[i] > max)
return -EINVAL;
return 0;
}
static int ipipe_set_gbce_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_gbce *gbce_param = (struct vpfe_ipipe_gbce *)param;
struct vpfe_ipipe_gbce *gbce = &ipipe->config.gbce;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
if (!gbce_param) {
memset(gbce, 0 , sizeof(struct vpfe_ipipe_gbce));
} else {
memcpy(gbce, gbce_param, sizeof(struct vpfe_ipipe_gbce));
if (ipipe_validate_gbce_params(gbce) < 0) {
dev_err(dev, "Invalid gbce params\n");
return -EINVAL;
}
}
ipipe_set_gbce_regs(ipipe->base_addr, ipipe->isp5_base_addr, gbce);
return 0;
}
static int ipipe_get_gbce_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_gbce *gbce_param = (struct vpfe_ipipe_gbce *)param;
struct vpfe_ipipe_gbce *gbce = &ipipe->config.gbce;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
gbce_param->en = gbce->en;
gbce_param->type = gbce->type;
if (!gbce_param->table) {
dev_err(dev, "ipipe_get_gbce_params: Invalid table ptr\n");
return -EINVAL;
}
memcpy(gbce_param->table, gbce->table,
(VPFE_IPIPE_MAX_SIZE_GBCE_LUT * sizeof(unsigned short)));
return 0;
}
static int
ipipe_validate_yuv422_conv_params(struct vpfe_ipipe_yuv422_conv *yuv422_conv)
{
if (yuv422_conv->en_chrom_lpf > 1)
return -EINVAL;
return 0;
}
static int
ipipe_set_yuv422_conv_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_yuv422_conv *yuv422_conv = &ipipe->config.yuv422_conv;
struct vpfe_ipipe_yuv422_conv *yuv422_conv_param;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
yuv422_conv_param = (struct vpfe_ipipe_yuv422_conv *)param;
if (!yuv422_conv_param) {
memset(yuv422_conv, 0, sizeof(struct vpfe_ipipe_yuv422_conv));
yuv422_conv->chrom_pos = VPFE_IPIPE_YUV422_CHR_POS_COSITE;
} else {
memcpy(yuv422_conv, yuv422_conv_param,
sizeof(struct vpfe_ipipe_yuv422_conv));
if (ipipe_validate_yuv422_conv_params(yuv422_conv) < 0) {
dev_err(dev, "Invalid yuv422 params\n");
return -EINVAL;
}
}
ipipe_set_yuv422_conv_regs(ipipe->base_addr, yuv422_conv);
return 0;
}
static int
ipipe_get_yuv422_conv_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_yuv422_conv *yuv422_conv = &ipipe->config.yuv422_conv;
struct vpfe_ipipe_yuv422_conv *yuv422_conv_param;
yuv422_conv_param = (struct vpfe_ipipe_yuv422_conv *)param;
memcpy(yuv422_conv_param, yuv422_conv,
sizeof(struct vpfe_ipipe_yuv422_conv));
return 0;
}
static int ipipe_validate_yee_params(struct vpfe_ipipe_yee *yee)
{
int i;
if (yee->en > 1 ||
yee->en_halo_red > 1 ||
yee->hpf_shft > YEE_HPF_SHIFT_MASK)
return -EINVAL;
if (yee->hpf_coef_00 > YEE_COEF_MASK ||
yee->hpf_coef_01 > YEE_COEF_MASK ||
yee->hpf_coef_02 > YEE_COEF_MASK ||
yee->hpf_coef_10 > YEE_COEF_MASK ||
yee->hpf_coef_11 > YEE_COEF_MASK ||
yee->hpf_coef_12 > YEE_COEF_MASK ||
yee->hpf_coef_20 > YEE_COEF_MASK ||
yee->hpf_coef_21 > YEE_COEF_MASK ||
yee->hpf_coef_22 > YEE_COEF_MASK)
return -EINVAL;
if (yee->yee_thr > YEE_THR_MASK ||
yee->es_gain > YEE_ES_GAIN_MASK ||
yee->es_thr1 > YEE_ES_THR1_MASK ||
yee->es_thr2 > YEE_THR_MASK ||
yee->es_gain_grad > YEE_THR_MASK ||
yee->es_ofst_grad > YEE_THR_MASK)
return -EINVAL;
for (i = 0; i < VPFE_IPIPE_MAX_SIZE_YEE_LUT ; i++)
if (yee->table[i] > YEE_ENTRY_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_yee_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_yee *yee_param = (struct vpfe_ipipe_yee *)param;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
struct vpfe_ipipe_yee *yee = &ipipe->config.yee;
if (!yee_param) {
memset(yee, 0, sizeof(struct vpfe_ipipe_yee));
} else {
memcpy(yee, yee_param, sizeof(struct vpfe_ipipe_yee));
if (ipipe_validate_yee_params(yee) < 0) {
dev_err(dev, "Invalid yee params\n");
return -EINVAL;
}
}
ipipe_set_ee_regs(ipipe->base_addr, ipipe->isp5_base_addr, yee);
return 0;
}
static int ipipe_get_yee_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_yee *yee_param = (struct vpfe_ipipe_yee *)param;
struct vpfe_ipipe_yee *yee = &ipipe->config.yee;
yee_param->en = yee->en;
yee_param->en_halo_red = yee->en_halo_red;
yee_param->merge_meth = yee->merge_meth;
yee_param->hpf_shft = yee->hpf_shft;
yee_param->hpf_coef_00 = yee->hpf_coef_00;
yee_param->hpf_coef_01 = yee->hpf_coef_01;
yee_param->hpf_coef_02 = yee->hpf_coef_02;
yee_param->hpf_coef_10 = yee->hpf_coef_10;
yee_param->hpf_coef_11 = yee->hpf_coef_11;
yee_param->hpf_coef_12 = yee->hpf_coef_12;
yee_param->hpf_coef_20 = yee->hpf_coef_20;
yee_param->hpf_coef_21 = yee->hpf_coef_21;
yee_param->hpf_coef_22 = yee->hpf_coef_22;
yee_param->yee_thr = yee->yee_thr;
yee_param->es_gain = yee->es_gain;
yee_param->es_thr1 = yee->es_thr1;
yee_param->es_thr2 = yee->es_thr2;
yee_param->es_gain_grad = yee->es_gain_grad;
yee_param->es_ofst_grad = yee->es_ofst_grad;
memcpy(yee_param->table, &yee->table,
(VPFE_IPIPE_MAX_SIZE_YEE_LUT * sizeof(short)));
return 0;
}
static int ipipe_validate_car_params(struct vpfe_ipipe_car *car)
{
if (car->en > 1 || car->hpf_shft > CAR_HPF_SHIFT_MASK ||
car->gain1.shft > CAR_GAIN1_SHFT_MASK ||
car->gain1.gain_min > CAR_GAIN_MIN_MASK ||
car->gain2.shft > CAR_GAIN2_SHFT_MASK ||
car->gain2.gain_min > CAR_GAIN_MIN_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_car_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_car *car_param = (struct vpfe_ipipe_car *)param;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
struct vpfe_ipipe_car *car = &ipipe->config.car;
if (!car_param) {
memset(car , 0, sizeof(struct vpfe_ipipe_car));
} else {
memcpy(car, car_param, sizeof(struct vpfe_ipipe_car));
if (ipipe_validate_car_params(car) < 0) {
dev_err(dev, "Invalid car params\n");
return -EINVAL;
}
}
ipipe_set_car_regs(ipipe->base_addr, car);
return 0;
}
static int ipipe_get_car_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_car *car_param = (struct vpfe_ipipe_car *)param;
struct vpfe_ipipe_car *car = &ipipe->config.car;
memcpy(car_param, car, sizeof(struct vpfe_ipipe_car));
return 0;
}
static int ipipe_validate_cgs_params(struct vpfe_ipipe_cgs *cgs)
{
if (cgs->en > 1 || cgs->h_shft > CAR_SHIFT_MASK)
return -EINVAL;
return 0;
}
static int ipipe_set_cgs_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_cgs *cgs_param = (struct vpfe_ipipe_cgs *)param;
struct device *dev = ipipe->subdev.v4l2_dev->dev;
struct vpfe_ipipe_cgs *cgs = &ipipe->config.cgs;
if (!cgs_param) {
memset(cgs, 0, sizeof(struct vpfe_ipipe_cgs));
} else {
memcpy(cgs, cgs_param, sizeof(struct vpfe_ipipe_cgs));
if (ipipe_validate_cgs_params(cgs) < 0) {
dev_err(dev, "Invalid cgs params\n");
return -EINVAL;
}
}
ipipe_set_cgs_regs(ipipe->base_addr, cgs);
return 0;
}
static int ipipe_get_cgs_params(struct vpfe_ipipe_device *ipipe, void *param)
{
struct vpfe_ipipe_cgs *cgs_param = (struct vpfe_ipipe_cgs *)param;
struct vpfe_ipipe_cgs *cgs = &ipipe->config.cgs;
memcpy(cgs_param, cgs, sizeof(struct vpfe_ipipe_cgs));
return 0;
}
static const struct ipipe_module_if ipipe_modules[VPFE_IPIPE_MAX_MODULES] = {
/* VPFE_IPIPE_INPUT_CONFIG */ {
offsetof(struct ipipe_module_params, input_config),
FIELD_SIZEOF(struct ipipe_module_params, input_config),
offsetof(struct vpfe_ipipe_config, input_config),
ipipe_set_input_config,
ipipe_get_input_config,
}, /* VPFE_IPIPE_LUTDPC */ {
offsetof(struct ipipe_module_params, lutdpc),
FIELD_SIZEOF(struct ipipe_module_params, lutdpc),
offsetof(struct vpfe_ipipe_config, lutdpc),
ipipe_set_lutdpc_params,
ipipe_get_lutdpc_params,
}, /* VPFE_IPIPE_OTFDPC */ {
offsetof(struct ipipe_module_params, otfdpc),
FIELD_SIZEOF(struct ipipe_module_params, otfdpc),
offsetof(struct vpfe_ipipe_config, otfdpc),
ipipe_set_otfdpc_params,
ipipe_get_otfdpc_params,
}, /* VPFE_IPIPE_NF1 */ {
offsetof(struct ipipe_module_params, nf1),
FIELD_SIZEOF(struct ipipe_module_params, nf1),
offsetof(struct vpfe_ipipe_config, nf1),
ipipe_set_nf1_params,
ipipe_get_nf1_params,
}, /* VPFE_IPIPE_NF2 */ {
offsetof(struct ipipe_module_params, nf2),
FIELD_SIZEOF(struct ipipe_module_params, nf2),
offsetof(struct vpfe_ipipe_config, nf2),
ipipe_set_nf2_params,
ipipe_get_nf2_params,
}, /* VPFE_IPIPE_WB */ {
offsetof(struct ipipe_module_params, wbal),
FIELD_SIZEOF(struct ipipe_module_params, wbal),
offsetof(struct vpfe_ipipe_config, wbal),
ipipe_set_wb_params,
ipipe_get_wb_params,
}, /* VPFE_IPIPE_RGB2RGB_1 */ {
offsetof(struct ipipe_module_params, rgb2rgb1),
FIELD_SIZEOF(struct ipipe_module_params, rgb2rgb1),
offsetof(struct vpfe_ipipe_config, rgb2rgb1),
ipipe_set_rgb2rgb_1_params,
ipipe_get_rgb2rgb_1_params,
}, /* VPFE_IPIPE_RGB2RGB_2 */ {
offsetof(struct ipipe_module_params, rgb2rgb2),
FIELD_SIZEOF(struct ipipe_module_params, rgb2rgb2),
offsetof(struct vpfe_ipipe_config, rgb2rgb2),
ipipe_set_rgb2rgb_2_params,
ipipe_get_rgb2rgb_2_params,
}, /* VPFE_IPIPE_GAMMA */ {
offsetof(struct ipipe_module_params, gamma),
FIELD_SIZEOF(struct ipipe_module_params, gamma),
offsetof(struct vpfe_ipipe_config, gamma),
ipipe_set_gamma_params,
ipipe_get_gamma_params,
}, /* VPFE_IPIPE_3D_LUT */ {
offsetof(struct ipipe_module_params, lut),
FIELD_SIZEOF(struct ipipe_module_params, lut),
offsetof(struct vpfe_ipipe_config, lut),
ipipe_set_3d_lut_params,
ipipe_get_3d_lut_params,
}, /* VPFE_IPIPE_RGB2YUV */ {
offsetof(struct ipipe_module_params, rgb2yuv),
FIELD_SIZEOF(struct ipipe_module_params, rgb2yuv),
offsetof(struct vpfe_ipipe_config, rgb2yuv),
ipipe_set_rgb2yuv_params,
ipipe_get_rgb2yuv_params,
}, /* VPFE_IPIPE_YUV422_CONV */ {
offsetof(struct ipipe_module_params, yuv422_conv),
FIELD_SIZEOF(struct ipipe_module_params, yuv422_conv),
offsetof(struct vpfe_ipipe_config, yuv422_conv),
ipipe_set_yuv422_conv_params,
ipipe_get_yuv422_conv_params,
}, /* VPFE_IPIPE_YEE */ {
offsetof(struct ipipe_module_params, yee),
FIELD_SIZEOF(struct ipipe_module_params, yee),
offsetof(struct vpfe_ipipe_config, yee),
ipipe_set_yee_params,
ipipe_get_yee_params,
}, /* VPFE_IPIPE_GIC */ {
offsetof(struct ipipe_module_params, gic),
FIELD_SIZEOF(struct ipipe_module_params, gic),
offsetof(struct vpfe_ipipe_config, gic),
ipipe_set_gic_params,
ipipe_get_gic_params,
}, /* VPFE_IPIPE_CFA */ {
offsetof(struct ipipe_module_params, cfa),
FIELD_SIZEOF(struct ipipe_module_params, cfa),
offsetof(struct vpfe_ipipe_config, cfa),
ipipe_set_cfa_params,
ipipe_get_cfa_params,
}, /* VPFE_IPIPE_CAR */ {
offsetof(struct ipipe_module_params, car),
FIELD_SIZEOF(struct ipipe_module_params, car),
offsetof(struct vpfe_ipipe_config, car),
ipipe_set_car_params,
ipipe_get_car_params,
}, /* VPFE_IPIPE_CGS */ {
offsetof(struct ipipe_module_params, cgs),
FIELD_SIZEOF(struct ipipe_module_params, cgs),
offsetof(struct vpfe_ipipe_config, cgs),
ipipe_set_cgs_params,
ipipe_get_cgs_params,
}, /* VPFE_IPIPE_GBCE */ {
offsetof(struct ipipe_module_params, gbce),
FIELD_SIZEOF(struct ipipe_module_params, gbce),
offsetof(struct vpfe_ipipe_config, gbce),
ipipe_set_gbce_params,
ipipe_get_gbce_params,
},
};
static int ipipe_s_config(struct v4l2_subdev *sd, struct vpfe_ipipe_config *cfg)
{
struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
unsigned int i;
int rval = 0;
for (i = 0; i < ARRAY_SIZE(ipipe_modules); i++) {
unsigned int bit = 1 << i;
if (cfg->flag & bit) {
const struct ipipe_module_if *module_if =
&ipipe_modules[i];
struct ipipe_module_params *params;
void __user *from = *(void * __user *)
((void *)cfg + module_if->config_offset);
size_t size;
void *to;
params = kmalloc(sizeof(struct ipipe_module_params),
GFP_KERNEL);
to = (void *)params + module_if->param_offset;
size = module_if->param_size;
if (to && from && size) {
if (copy_from_user(to, from, size)) {
rval = -EFAULT;
break;
}
rval = module_if->set(ipipe, to);
if (rval)
goto error;
} else if (to && !from && size) {
rval = module_if->set(ipipe, NULL);
if (rval)
goto error;
}
kfree(params);
}
}
error:
return rval;
}
static int ipipe_g_config(struct v4l2_subdev *sd, struct vpfe_ipipe_config *cfg)
{
struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
unsigned int i;
int rval = 0;
for (i = 1; i < ARRAY_SIZE(ipipe_modules); i++) {
unsigned int bit = 1 << i;
if (cfg->flag & bit) {
const struct ipipe_module_if *module_if =
&ipipe_modules[i];
struct ipipe_module_params *params;
void __user *to = *(void * __user *)
((void *)cfg + module_if->config_offset);
size_t size;
void *from;
params = kmalloc(sizeof(struct ipipe_module_params),
GFP_KERNEL);
from = (void *)params + module_if->param_offset;
size = module_if->param_size;
if (to && from && size) {
rval = module_if->get(ipipe, from);
if (rval)
goto error;
if (copy_to_user(to, from, size)) {
rval = -EFAULT;
break;
}
}
kfree(params);
}
}
error:
return rval;
}
/*
* ipipe_ioctl() - Handle ipipe module private ioctl's
* @sd: pointer to v4l2 subdev structure
* @cmd: configuration command
* @arg: configuration argument
*/
static long ipipe_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
{
int ret = 0;
switch (cmd) {
case VIDIOC_VPFE_IPIPE_S_CONFIG:
ret = ipipe_s_config(sd, arg);
break;
case VIDIOC_VPFE_IPIPE_G_CONFIG:
ret = ipipe_g_config(sd, arg);
break;
default:
ret = -ENOIOCTLCMD;
}
return ret;
}
void vpfe_ipipe_enable(struct vpfe_device *vpfe_dev, int en)
{
struct vpfe_ipipeif_device *ipipeif = &vpfe_dev->vpfe_ipipeif;
struct vpfe_ipipe_device *ipipe = &vpfe_dev->vpfe_ipipe;
unsigned char val;
if (ipipe->input == IPIPE_INPUT_NONE)
return;
/* ipipe is set to single shot */
if (ipipeif->input == IPIPEIF_INPUT_MEMORY && en) {
/* for single-shot mode, need to wait for h/w to
* reset many register bits
*/
do {
val = regr_ip(vpfe_dev->vpfe_ipipe.base_addr,
IPIPE_SRC_EN);
} while (val);
}
regw_ip(vpfe_dev->vpfe_ipipe.base_addr, en, IPIPE_SRC_EN);
}
/*
* ipipe_set_stream() - Enable/Disable streaming on the ipipe subdevice
* @sd: pointer to v4l2 subdev structure
* @enable: 1 == Enable, 0 == Disable
*/
static int ipipe_set_stream(struct v4l2_subdev *sd, int enable)
{
struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
struct vpfe_device *vpfe_dev = to_vpfe_device(ipipe);
if (enable && ipipe->input != IPIPE_INPUT_NONE &&
ipipe->output != IPIPE_OUTPUT_NONE) {
if (config_ipipe_hw(ipipe) < 0)
return -EINVAL;
}
vpfe_ipipe_enable(vpfe_dev, enable);
return 0;
}
/*
* __ipipe_get_format() - helper function for getting ipipe format
* @ipipe: pointer to ipipe private structure.
* @pad: pad number.
* @fh: V4L2 subdev file handle.
* @which: wanted subdev format.
*
*/
static struct v4l2_mbus_framefmt *
__ipipe_get_format(struct vpfe_ipipe_device *ipipe,
struct v4l2_subdev_fh *fh, unsigned int pad,
enum v4l2_subdev_format_whence which)
{
if (which == V4L2_SUBDEV_FORMAT_TRY)
return v4l2_subdev_get_try_format(fh, pad);
return &ipipe->formats[pad];
}
/*
* ipipe_try_format() - Handle try format by pad subdev method
* @ipipe: VPFE ipipe device.
* @fh: V4L2 subdev file handle.
* @pad: pad num.
* @fmt: pointer to v4l2 format structure.
* @which : wanted subdev format
*/
static void
ipipe_try_format(struct vpfe_ipipe_device *ipipe,
struct v4l2_subdev_fh *fh, unsigned int pad,
struct v4l2_mbus_framefmt *fmt,
enum v4l2_subdev_format_whence which)
{
unsigned int max_out_height;
unsigned int max_out_width;
unsigned int i;
max_out_width = IPIPE_MAX_OUTPUT_WIDTH_A;
max_out_height = IPIPE_MAX_OUTPUT_HEIGHT_A;
if (pad == IPIPE_PAD_SINK) {
for (i = 0; i < ARRAY_SIZE(ipipe_input_fmts); i++)
if (fmt->code == ipipe_input_fmts[i])
break;
/* If not found, use SBGGR10 as default */
if (i >= ARRAY_SIZE(ipipe_input_fmts))
fmt->code = V4L2_MBUS_FMT_SGRBG12_1X12;
} else if (pad == IPIPE_PAD_SOURCE) {
for (i = 0; i < ARRAY_SIZE(ipipe_output_fmts); i++)
if (fmt->code == ipipe_output_fmts[i])
break;
/* If not found, use UYVY as default */
if (i >= ARRAY_SIZE(ipipe_output_fmts))
fmt->code = V4L2_MBUS_FMT_UYVY8_2X8;
}
fmt->width = clamp_t(u32, fmt->width, MIN_OUT_HEIGHT, max_out_width);
fmt->height = clamp_t(u32, fmt->height, MIN_OUT_WIDTH, max_out_height);
}
/*
* ipipe_set_format() - Handle set format by pads subdev method
* @sd: pointer to v4l2 subdev structure
* @fh: V4L2 subdev file handle
* @fmt: pointer to v4l2 subdev format structure
* return -EINVAL or zero on success
*/
static int
ipipe_set_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
struct v4l2_subdev_format *fmt)
{
struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
struct v4l2_mbus_framefmt *format;
format = __ipipe_get_format(ipipe, fh, fmt->pad, fmt->which);
if (format == NULL)
return -EINVAL;
ipipe_try_format(ipipe, fh, fmt->pad, &fmt->format, fmt->which);
*format = fmt->format;
if (fmt->which == V4L2_SUBDEV_FORMAT_TRY)
return 0;
if (fmt->pad == IPIPE_PAD_SINK &&
(ipipe->input == IPIPE_INPUT_CCDC ||
ipipe->input == IPIPE_INPUT_MEMORY))
ipipe->formats[fmt->pad] = fmt->format;
else if (fmt->pad == IPIPE_PAD_SOURCE &&
ipipe->output == IPIPE_OUTPUT_RESIZER)
ipipe->formats[fmt->pad] = fmt->format;
else
return -EINVAL;
return 0;
}
/*
* ipipe_get_format() - Handle get format by pads subdev method.
* @sd: pointer to v4l2 subdev structure.
* @fh: V4L2 subdev file handle.
* @fmt: pointer to v4l2 subdev format structure.
*/
static int
ipipe_get_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
struct v4l2_subdev_format *fmt)
{
struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE)
fmt->format = ipipe->formats[fmt->pad];
else
fmt->format = *(v4l2_subdev_get_try_format(fh, fmt->pad));
return 0;
}
/*
* ipipe_enum_frame_size() - enum frame sizes on pads
* @sd: pointer to v4l2 subdev structure.
* @fh: V4L2 subdev file handle.
* @fse: pointer to v4l2_subdev_frame_size_enum structure.
*/
static int
ipipe_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
struct v4l2_subdev_frame_size_enum *fse)
{
struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
struct v4l2_mbus_framefmt format;
if (fse->index != 0)
return -EINVAL;
format.code = fse->code;
format.width = 1;
format.height = 1;
ipipe_try_format(ipipe, fh, fse->pad, &format,
V4L2_SUBDEV_FORMAT_TRY);
fse->min_width = format.width;
fse->min_height = format.height;
if (format.code != fse->code)
return -EINVAL;
format.code = fse->code;
format.width = -1;
format.height = -1;
ipipe_try_format(ipipe, fh, fse->pad, &format,
V4L2_SUBDEV_FORMAT_TRY);
fse->max_width = format.width;
fse->max_height = format.height;
return 0;
}
/*
* ipipe_enum_mbus_code() - enum mbus codes for pads
* @sd: pointer to v4l2 subdev structure.
* @fh: V4L2 subdev file handle
* @code: pointer to v4l2_subdev_mbus_code_enum structure
*/
static int
ipipe_enum_mbus_code(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
struct v4l2_subdev_mbus_code_enum *code)
{
switch (code->pad) {
case IPIPE_PAD_SINK:
if (code->index >= ARRAY_SIZE(ipipe_input_fmts))
return -EINVAL;
code->code = ipipe_input_fmts[code->index];
break;
case IPIPE_PAD_SOURCE:
if (code->index >= ARRAY_SIZE(ipipe_output_fmts))
return -EINVAL;
code->code = ipipe_output_fmts[code->index];
break;
default:
return -EINVAL;
}
return 0;
}
/*
* ipipe_s_ctrl() - Handle set control subdev method
* @ctrl: pointer to v4l2 control structure
*/
static int ipipe_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct vpfe_ipipe_device *ipipe =
container_of(ctrl->handler, struct vpfe_ipipe_device, ctrls);
struct ipipe_lum_adj *lum_adj = &ipipe->config.lum_adj;
switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
lum_adj->brightness = ctrl->val;
ipipe_set_lum_adj_regs(ipipe->base_addr, lum_adj);
break;
case V4L2_CID_CONTRAST:
lum_adj->contrast = ctrl->val;
ipipe_set_lum_adj_regs(ipipe->base_addr, lum_adj);
break;
default:
return -EINVAL;
}
return 0;
}
/*
* ipipe_init_formats() - Initialize formats on all pads
* @sd: pointer to v4l2 subdev structure.
* @fh: V4L2 subdev file handle
*
* Initialize all pad formats with default values. If fh is not NULL, try
* formats are initialized on the file handle. Otherwise active formats are
* initialized on the device.
*/
static int
ipipe_init_formats(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
{
struct v4l2_subdev_format format;
memset(&format, 0, sizeof(format));
format.pad = IPIPE_PAD_SINK;
format.which = fh ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE;
format.format.code = V4L2_MBUS_FMT_SGRBG12_1X12;
format.format.width = IPIPE_MAX_OUTPUT_WIDTH_A;
format.format.height = IPIPE_MAX_OUTPUT_HEIGHT_A;
ipipe_set_format(sd, fh, &format);
memset(&format, 0, sizeof(format));
format.pad = IPIPE_PAD_SOURCE;
format.which = fh ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE;
format.format.code = V4L2_MBUS_FMT_UYVY8_2X8;
format.format.width = IPIPE_MAX_OUTPUT_WIDTH_A;
format.format.height = IPIPE_MAX_OUTPUT_HEIGHT_A;
ipipe_set_format(sd, fh, &format);
return 0;
}
/* subdev core operations */
static const struct v4l2_subdev_core_ops ipipe_v4l2_core_ops = {
.ioctl = ipipe_ioctl,
};
static const struct v4l2_ctrl_ops ipipe_ctrl_ops = {
.s_ctrl = ipipe_s_ctrl,
};
/* subdev file operations */
static const struct v4l2_subdev_internal_ops ipipe_v4l2_internal_ops = {
.open = ipipe_init_formats,
};
/* subdev video operations */
static const struct v4l2_subdev_video_ops ipipe_v4l2_video_ops = {
.s_stream = ipipe_set_stream,
};
/* subdev pad operations */
static const struct v4l2_subdev_pad_ops ipipe_v4l2_pad_ops = {
.enum_mbus_code = ipipe_enum_mbus_code,
.enum_frame_size = ipipe_enum_frame_size,
.get_fmt = ipipe_get_format,
.set_fmt = ipipe_set_format,
};
/* v4l2 subdev operation */
static const struct v4l2_subdev_ops ipipe_v4l2_ops = {
.core = &ipipe_v4l2_core_ops,
.video = &ipipe_v4l2_video_ops,
.pad = &ipipe_v4l2_pad_ops,
};
/*
* Media entity operations
*/
/*
* ipipe_link_setup() - Setup ipipe connections
* @entity: ipipe media entity
* @local: Pad at the local end of the link
* @remote: Pad at the remote end of the link
* @flags: Link flags
*
* return -EINVAL or zero on success
*/
static int
ipipe_link_setup(struct media_entity *entity, const struct media_pad *local,
const struct media_pad *remote, u32 flags)
{
struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
struct vpfe_ipipe_device *ipipe = v4l2_get_subdevdata(sd);
struct vpfe_device *vpfe_dev = to_vpfe_device(ipipe);
u16 ipipeif_sink = vpfe_dev->vpfe_ipipeif.input;
switch (local->index | media_entity_type(remote->entity)) {
case IPIPE_PAD_SINK | MEDIA_ENT_T_V4L2_SUBDEV:
if (!(flags & MEDIA_LNK_FL_ENABLED)) {
ipipe->input = IPIPE_INPUT_NONE;
break;
}
if (ipipe->input != IPIPE_INPUT_NONE)
return -EBUSY;
if (ipipeif_sink == IPIPEIF_INPUT_MEMORY)
ipipe->input = IPIPE_INPUT_MEMORY;
else
ipipe->input = IPIPE_INPUT_CCDC;
break;
case IPIPE_PAD_SOURCE | MEDIA_ENT_T_V4L2_SUBDEV:
/* out to RESIZER */
if (flags & MEDIA_LNK_FL_ENABLED)
ipipe->output = IPIPE_OUTPUT_RESIZER;
else
ipipe->output = IPIPE_OUTPUT_NONE;
break;
default:
return -EINVAL;
}
return 0;
}
static const struct media_entity_operations ipipe_media_ops = {
.link_setup = ipipe_link_setup,
};
/*
* vpfe_ipipe_unregister_entities() - ipipe unregister entity
* @vpfe_ipipe: pointer to ipipe subdevice structure.
*/
void vpfe_ipipe_unregister_entities(struct vpfe_ipipe_device *vpfe_ipipe)
{
/* unregister subdev */
v4l2_device_unregister_subdev(&vpfe_ipipe->subdev);
/* cleanup entity */
media_entity_cleanup(&vpfe_ipipe->subdev.entity);
}
/*
* vpfe_ipipe_register_entities() - ipipe register entity
* @ipipe: pointer to ipipe subdevice structure.
* @vdev: pointer to v4l2 device structure.
*/
int
vpfe_ipipe_register_entities(struct vpfe_ipipe_device *ipipe,
struct v4l2_device *vdev)
{
int ret;
/* Register the subdev */
ret = v4l2_device_register_subdev(vdev, &ipipe->subdev);
if (ret) {
pr_err("Failed to register ipipe as v4l2 subdevice\n");
return ret;
}
return ret;
}
#define IPIPE_CONTRAST_HIGH 0xff
#define IPIPE_BRIGHT_HIGH 0xff
/*
* vpfe_ipipe_init() - ipipe module initialization.
* @ipipe: pointer to ipipe subdevice structure.
* @pdev: platform device pointer.
*/
int
vpfe_ipipe_init(struct vpfe_ipipe_device *ipipe, struct platform_device *pdev)
{
struct media_pad *pads = &ipipe->pads[0];
struct v4l2_subdev *sd = &ipipe->subdev;
struct media_entity *me = &sd->entity;
static resource_size_t res_len;
struct resource *res;
res = platform_get_resource(pdev, IORESOURCE_MEM, 4);
if (!res)
return -ENOENT;
res_len = resource_size(res);
res = request_mem_region(res->start, res_len, res->name);
if (!res)
return -EBUSY;
ipipe->base_addr = ioremap_nocache(res->start, res_len);
if (!ipipe->base_addr)
return -EBUSY;
res = platform_get_resource(pdev, IORESOURCE_MEM, 6);
if (!res)
return -ENOENT;
ipipe->isp5_base_addr = ioremap_nocache(res->start, res_len);
if (!ipipe->isp5_base_addr)
return -EBUSY;
v4l2_subdev_init(sd, &ipipe_v4l2_ops);
sd->internal_ops = &ipipe_v4l2_internal_ops;
strlcpy(sd->name, "DAVINCI IPIPE", sizeof(sd->name));
sd->grp_id = 1 << 16; /* group ID for davinci subdevs */
v4l2_set_subdevdata(sd, ipipe);
sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
pads[IPIPE_PAD_SINK].flags = MEDIA_PAD_FL_SINK;
pads[IPIPE_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE;
ipipe->input = IPIPE_INPUT_NONE;
ipipe->output = IPIPE_OUTPUT_NONE;
me->ops = &ipipe_media_ops;
v4l2_ctrl_handler_init(&ipipe->ctrls, 2);
v4l2_ctrl_new_std(&ipipe->ctrls, &ipipe_ctrl_ops,
V4L2_CID_BRIGHTNESS, 0,
IPIPE_BRIGHT_HIGH, 1, 16);
v4l2_ctrl_new_std(&ipipe->ctrls, &ipipe_ctrl_ops,
V4L2_CID_CONTRAST, 0,
IPIPE_CONTRAST_HIGH, 1, 16);
v4l2_ctrl_handler_setup(&ipipe->ctrls);
sd->ctrl_handler = &ipipe->ctrls;
return media_entity_init(me, IPIPE_PADS_NUM, pads, 0);
}
/*
* vpfe_ipipe_cleanup() - ipipe subdevice cleanup.
* @ipipe: pointer to ipipe subdevice
* @dev: pointer to platform device
*/
void vpfe_ipipe_cleanup(struct vpfe_ipipe_device *ipipe,
struct platform_device *pdev)
{
struct resource *res;
v4l2_ctrl_handler_free(&ipipe->ctrls);
iounmap(ipipe->base_addr);
iounmap(ipipe->isp5_base_addr);
res = platform_get_resource(pdev, IORESOURCE_MEM, 4);
if (res)
release_mem_region(res->start, resource_size(res));
}