drivers/media/i2c/ov2735.c

1001

ov2735->enable_gpio = devm_gpiod_get_optional(ov2735->dev,

drivers/media/i2c/ov2735.c

1003

if (IS_ERR(ov2735->enable_gpio))

drivers/media/i2c/ov2735.c

1004

return dev_err_probe(ov2735->dev, PTR_ERR(ov2735->enable_gpio),

drivers/media/i2c/ov2735.c

1007

ret = ov2735_power_on(ov2735->dev);

drivers/media/i2c/ov2735.c

1011

ret = ov2735_identify_module(ov2735);

drivers/media/i2c/ov2735.c

1015

ret = ov2735_init_controls(ov2735);

drivers/media/i2c/ov2735.c

1020

ov2735->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;

drivers/media/i2c/ov2735.c

1021

ov2735->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR;

drivers/media/i2c/ov2735.c

1022

ov2735->pad.flags = MEDIA_PAD_FL_SOURCE;

drivers/media/i2c/ov2735.c

1024

ret = media_entity_pads_init(&ov2735->sd.entity, 1, &ov2735->pad);

drivers/media/i2c/ov2735.c

1026

dev_err_probe(ov2735->dev, ret, "failed to init entity pads\n");

drivers/media/i2c/ov2735.c

1030

ov2735->sd.state_lock = ov2735->handler.lock;

drivers/media/i2c/ov2735.c

1031

ret = v4l2_subdev_init_finalize(&ov2735->sd);

drivers/media/i2c/ov2735.c

1033

dev_err_probe(ov2735->dev, ret, "subdev init error\n");

drivers/media/i2c/ov2735.c

1037

ret = devm_pm_runtime_get_noresume(ov2735->dev);

drivers/media/i2c/ov2735.c

1039

dev_err_probe(ov2735->dev, ret,

drivers/media/i2c/ov2735.c

1044

ret = devm_pm_runtime_set_active_enabled(ov2735->dev);

drivers/media/i2c/ov2735.c

1046

dev_err_probe(ov2735->dev, ret,

drivers/media/i2c/ov2735.c

1051

ret = v4l2_async_register_subdev_sensor(&ov2735->sd);

drivers/media/i2c/ov2735.c

1053

dev_err_probe(ov2735->dev, ret,

drivers/media/i2c/ov2735.c

1061

v4l2_subdev_cleanup(&ov2735->sd);

drivers/media/i2c/ov2735.c

1064

media_entity_cleanup(&ov2735->sd.entity);

drivers/media/i2c/ov2735.c

1067

v4l2_ctrl_handler_free(ov2735->sd.ctrl_handler);

drivers/media/i2c/ov2735.c

1070

ov2735_power_off(ov2735->dev);

drivers/media/i2c/ov2735.c

1078

struct ov2735 *ov2735 = to_ov2735(sd);

drivers/media/i2c/ov2735.c

1081

v4l2_subdev_cleanup(&ov2735->sd);

drivers/media/i2c/ov2735.c

1083

v4l2_ctrl_handler_free(ov2735->sd.ctrl_handler);

drivers/media/i2c/ov2735.c

342

static int ov2735_page_access(struct ov2735 *ov2735, u32 reg, int *err)

drivers/media/i2c/ov2735.c

350

guard(mutex)(&ov2735->page_lock);

drivers/media/i2c/ov2735.c

353

if (ov2735->current_page == page)

drivers/media/i2c/ov2735.c

356

ret = cci_write(ov2735->cci, OV2735_REG_PAGE_SELECT, page, err);

drivers/media/i2c/ov2735.c

358

ov2735->current_page = page;

drivers/media/i2c/ov2735.c

363

static int ov2735_read(struct ov2735 *ov2735, u32 reg, u64 *val, int *err)

drivers/media/i2c/ov2735.c

368

ret = ov2735_page_access(ov2735, reg, err);

drivers/media/i2c/ov2735.c

372

return cci_read(ov2735->cci, addr, val, err);

drivers/media/i2c/ov2735.c

375

static int ov2735_write(struct ov2735 *ov2735, u32 reg, u64 val, int *err)

drivers/media/i2c/ov2735.c

380

ret = ov2735_page_access(ov2735, reg, err);

drivers/media/i2c/ov2735.c

384

return cci_write(ov2735->cci, addr, val, err);

drivers/media/i2c/ov2735.c

387

static int ov2735_multi_reg_write(struct ov2735 *ov2735,

drivers/media/i2c/ov2735.c

395

ret = ov2735_write(ov2735, regs[i].reg, regs[i].val, err);

drivers/media/i2c/ov2735.c

403

static inline struct ov2735 *to_ov2735(struct v4l2_subdev *_sd)

drivers/media/i2c/ov2735.c

405

return container_of_const(_sd, struct ov2735, sd);

drivers/media/i2c/ov2735.c

408

static int ov2735_enable_test_pattern(struct ov2735 *ov2735, u32 pattern)

drivers/media/i2c/ov2735.c

413

ret = ov2735_read(ov2735, OV2735_REG_TEST_PATTERN, &val, NULL);

drivers/media/i2c/ov2735.c

426

return ov2735_write(ov2735, OV2735_REG_TEST_PATTERN, val, NULL);

drivers/media/i2c/ov2735.c

431

struct ov2735 *ov2735 =

drivers/media/i2c/ov2735.c

432

container_of_const(ctrl->handler, struct ov2735, handler);

drivers/media/i2c/ov2735.c

438

state = v4l2_subdev_get_locked_active_state(&ov2735->sd);

drivers/media/i2c/ov2735.c

445

ret = __v4l2_ctrl_modify_range(ov2735->exposure,

drivers/media/i2c/ov2735.c

446

ov2735->exposure->minimum, max,

drivers/media/i2c/ov2735.c

447

ov2735->exposure->step,

drivers/media/i2c/ov2735.c

448

ov2735->exposure->default_value);

drivers/media/i2c/ov2735.c

453

if (pm_runtime_get_if_in_use(ov2735->dev) == 0)

drivers/media/i2c/ov2735.c

458

ov2735_write(ov2735, OV2735_REG_LONG_EXPOSURE, ctrl->val, &ret);

drivers/media/i2c/ov2735.c

461

ov2735_write(ov2735, OV2735_REG_ANALOG_GAIN, ctrl->val, &ret);

drivers/media/i2c/ov2735.c

464

ov2735_write(ov2735, OV2735_REG_HBLANK, ctrl->val, &ret);

drivers/media/i2c/ov2735.c

468

ov2735_write(ov2735, OV2735_REG_FRAME_EXP_SEPERATE_EN,

drivers/media/i2c/ov2735.c

470

ov2735_write(ov2735, OV2735_REG_FRAME_LENGTH, vts, &ret);

drivers/media/i2c/ov2735.c

473

ret = ov2735_enable_test_pattern(ov2735, ctrl->val);

drivers/media/i2c/ov2735.c

479

ov2735_write(ov2735, OV2735_REG_FRAME_SYNC, 0x01, &ret);

drivers/media/i2c/ov2735.c

481

pm_runtime_put(ov2735->dev);

drivers/media/i2c/ov2735.c

490

static int ov2735_init_controls(struct ov2735 *ov2735)

drivers/media/i2c/ov2735.c

498

ctrl_hdlr = &ov2735->handler;

drivers/media/i2c/ov2735.c

501

ov2735->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov2735_ctrl_ops,

drivers/media/i2c/ov2735.c

506

ov2735->link_freq = v4l2_ctrl_new_int_menu(ctrl_hdlr, &ov2735_ctrl_ops,

drivers/media/i2c/ov2735.c

508

ov2735->link_freq_index,

drivers/media/i2c/ov2735.c

510

if (ov2735->link_freq)

drivers/media/i2c/ov2735.c

511

ov2735->link_freq->flags |= V4L2_CTRL_FLAG_READ_ONLY;

drivers/media/i2c/ov2735.c

514

ov2735->hblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov2735_ctrl_ops,

drivers/media/i2c/ov2735.c

519

ov2735->vblank = v4l2_ctrl_new_std(ctrl_hdlr, &ov2735_ctrl_ops,

drivers/media/i2c/ov2735.c

525

ov2735->exposure =

drivers/media/i2c/ov2735.c

531

ov2735->gain =

drivers/media/i2c/ov2735.c

537

ov2735->test_pattern =

drivers/media/i2c/ov2735.c

545

dev_err(ov2735->dev, "control init failed (%d)\n", ret);

drivers/media/i2c/ov2735.c

549

ret = v4l2_fwnode_device_parse(ov2735->dev, &props);

drivers/media/i2c/ov2735.c

558

ov2735->sd.ctrl_handler = ctrl_hdlr;

drivers/media/i2c/ov2735.c

568

static int ov2735_set_pll_ctrl(struct ov2735 *ov2735)

drivers/media/i2c/ov2735.c

575

pll_parameters = &pll_configs[ov2735->link_freq_index];

drivers/media/i2c/ov2735.c

583

ov2735_write(ov2735, OV2735_REG_PLL_CTRL, pll_ctrl, &ret);

drivers/media/i2c/ov2735.c

584

ov2735_write(ov2735, OV2735_REG_PLL_OUTDIV, pll_outdiv, &ret);

drivers/media/i2c/ov2735.c

589

static int ov2735_set_framefmt(struct ov2735 *ov2735,

drivers/media/i2c/ov2735.c

599

ov2735_write(ov2735, OV2735_REG_V_START, crop->top, &ret);

drivers/media/i2c/ov2735.c

600

ov2735_write(ov2735, OV2735_REG_V_SIZE, format->height, &ret);

drivers/media/i2c/ov2735.c

601

ov2735_write(ov2735, OV2735_REG_MIPI_LINE_NUMBER, format->height, &ret);

drivers/media/i2c/ov2735.c

602

ov2735_write(ov2735, OV2735_REG_H_START, crop->left, &ret);

drivers/media/i2c/ov2735.c

604

ov2735_write(ov2735, OV2735_REG_H_SIZE, (format->width / 2), &ret);

drivers/media/i2c/ov2735.c

605

ov2735_write(ov2735, OV2735_REG_MIPI_COLOMN_NUMBER, format->width, &ret);

drivers/media/i2c/ov2735.c

614

struct ov2735 *ov2735 = to_ov2735(sd);

drivers/media/i2c/ov2735.c

617

ret = pm_runtime_resume_and_get(ov2735->dev);

drivers/media/i2c/ov2735.c

622

ret = ov2735_set_pll_ctrl(ov2735);

drivers/media/i2c/ov2735.c

624

dev_err(ov2735->dev, "failed to set frame format: %d\n", ret);

drivers/media/i2c/ov2735.c

628

ret = ov2735_multi_reg_write(ov2735, ov2735_common_regs,

drivers/media/i2c/ov2735.c

631

dev_err(ov2735->dev, "failed to write common registers\n");

drivers/media/i2c/ov2735.c

636

ret = ov2735_set_framefmt(ov2735, state);

drivers/media/i2c/ov2735.c

638

dev_err(ov2735->dev, "failed to set frame format: %d\n", ret);

drivers/media/i2c/ov2735.c

643

ret = __v4l2_ctrl_handler_setup(ov2735->sd.ctrl_handler);

drivers/media/i2c/ov2735.c

647

ret = ov2735_write(ov2735, OV2735_REG_STREAM_CTRL,

drivers/media/i2c/ov2735.c

655

pm_runtime_put(ov2735->dev);

drivers/media/i2c/ov2735.c

663

struct ov2735 *ov2735 = to_ov2735(sd);

drivers/media/i2c/ov2735.c

666

ret = ov2735_write(ov2735, OV2735_REG_STREAM_CTRL,

drivers/media/i2c/ov2735.c

669

dev_err(ov2735->dev, "%s failed to set stream\n", __func__);

drivers/media/i2c/ov2735.c

671

pm_runtime_put(ov2735->dev);

drivers/media/i2c/ov2735.c

726

static int ov2735_set_framing_limits(struct ov2735 *ov2735,

drivers/media/i2c/ov2735.c

733

ret = __v4l2_ctrl_modify_range(ov2735->hblank, hblank, hblank, 1,

drivers/media/i2c/ov2735.c

739

return __v4l2_ctrl_modify_range(ov2735->vblank, vblank_def,

drivers/media/i2c/ov2735.c

751

struct ov2735 *ov2735 = to_ov2735(sd);

drivers/media/i2c/ov2735.c

769

ret = ov2735_set_framing_limits(ov2735, mode);

drivers/media/i2c/ov2735.c

826

struct ov2735 *ov2735 = to_ov2735(sd);

drivers/media/i2c/ov2735.c

830

ov2735->supplies);

drivers/media/i2c/ov2735.c

832

dev_err(ov2735->dev, "failed to enable regulators\n");

drivers/media/i2c/ov2735.c

836

gpiod_set_value_cansleep(ov2735->enable_gpio, 1);

drivers/media/i2c/ov2735.c

840

ret = clk_prepare_enable(ov2735->xclk);

drivers/media/i2c/ov2735.c

842

dev_err(ov2735->dev, "failed to enable clock\n");

drivers/media/i2c/ov2735.c

846

gpiod_set_value_cansleep(ov2735->reset_gpio, 0);

drivers/media/i2c/ov2735.c

853

regulator_bulk_disable(ARRAY_SIZE(ov2735_supply_name), ov2735->supplies);

drivers/media/i2c/ov2735.c

860

struct ov2735 *ov2735 = to_ov2735(sd);

drivers/media/i2c/ov2735.c

862

gpiod_set_value_cansleep(ov2735->enable_gpio, 0);

drivers/media/i2c/ov2735.c

863

clk_disable_unprepare(ov2735->xclk);

drivers/media/i2c/ov2735.c

864

gpiod_set_value_cansleep(ov2735->reset_gpio, 1);

drivers/media/i2c/ov2735.c

865

regulator_bulk_disable(ARRAY_SIZE(ov2735_supply_name), ov2735->supplies);

drivers/media/i2c/ov2735.c

870

static int ov2735_get_regulators(struct ov2735 *ov2735)

drivers/media/i2c/ov2735.c

875

ov2735->supplies[i].supply = ov2735_supply_name[i];

drivers/media/i2c/ov2735.c

877

return devm_regulator_bulk_get(ov2735->dev,

drivers/media/i2c/ov2735.c

879

ov2735->supplies);

drivers/media/i2c/ov2735.c

882

static int ov2735_identify_module(struct ov2735 *ov2735)

drivers/media/i2c/ov2735.c

887

ret = ov2735_read(ov2735, OV2735_REG_CHIPID, &chip_id, NULL);

drivers/media/i2c/ov2735.c

889

return dev_err_probe(ov2735->dev, ret,

drivers/media/i2c/ov2735.c

894

return dev_err_probe(ov2735->dev, -EIO,

drivers/media/i2c/ov2735.c

901

static int ov2735_parse_endpoint(struct ov2735 *ov2735)

drivers/media/i2c/ov2735.c

910

ep = fwnode_graph_get_next_endpoint(dev_fwnode(ov2735->dev), NULL);

drivers/media/i2c/ov2735.c

912

return dev_err_probe(ov2735->dev, -ENXIO,

drivers/media/i2c/ov2735.c

921

ret = dev_err_probe(ov2735->dev, -EINVAL,

drivers/media/i2c/ov2735.c

926

ret = v4l2_link_freq_to_bitmap(ov2735->dev, bus_cfg.link_frequencies,

drivers/media/i2c/ov2735.c

932

ret = dev_err_probe(ov2735->dev, -EINVAL,

drivers/media/i2c/ov2735.c

937

ov2735->link_freq_index = __ffs(link_freq_bitmap);

drivers/media/i2c/ov2735.c

947

struct ov2735 *ov2735;

drivers/media/i2c/ov2735.c

951

ov2735 = devm_kzalloc(&client->dev, sizeof(*ov2735), GFP_KERNEL);

drivers/media/i2c/ov2735.c

952

if (!ov2735)

drivers/media/i2c/ov2735.c

955

ov2735->dev = &client->dev;

drivers/media/i2c/ov2735.c

957

v4l2_i2c_subdev_init(&ov2735->sd, client, &ov2735_subdev_ops);

drivers/media/i2c/ov2735.c

958

ov2735->sd.internal_ops = &ov2735_internal_ops;

drivers/media/i2c/ov2735.c

960

ov2735->cci = devm_cci_regmap_init_i2c(client, 8);

drivers/media/i2c/ov2735.c

961

if (IS_ERR(ov2735->cci))

drivers/media/i2c/ov2735.c

962

return dev_err_probe(ov2735->dev, PTR_ERR(ov2735->cci),

drivers/media/i2c/ov2735.c

966

ov2735->current_page = 0;

drivers/media/i2c/ov2735.c

968

ret = devm_mutex_init(ov2735->dev, &ov2735->page_lock);

drivers/media/i2c/ov2735.c

970

return dev_err_probe(ov2735->dev, ret,

drivers/media/i2c/ov2735.c

974

ov2735->xclk = devm_v4l2_sensor_clk_get(ov2735->dev, NULL);

drivers/media/i2c/ov2735.c

975

if (IS_ERR(ov2735->xclk))

drivers/media/i2c/ov2735.c

976

return dev_err_probe(ov2735->dev, PTR_ERR(ov2735->xclk),

drivers/media/i2c/ov2735.c

979

xclk_freq = clk_get_rate(ov2735->xclk);

drivers/media/i2c/ov2735.c

981

return dev_err_probe(ov2735->dev, -EINVAL,

drivers/media/i2c/ov2735.c

985

ret = ov2735_get_regulators(ov2735);

drivers/media/i2c/ov2735.c

987

return dev_err_probe(ov2735->dev, ret,

drivers/media/i2c/ov2735.c

990

ret = ov2735_parse_endpoint(ov2735);

drivers/media/i2c/ov2735.c

992

return dev_err_probe(ov2735->dev, ret,

drivers/media/i2c/ov2735.c

995

ov2735->reset_gpio = devm_gpiod_get_optional(ov2735->dev,

drivers/media/i2c/ov2735.c

997

if (IS_ERR(ov2735->reset_gpio))

drivers/media/i2c/ov2735.c

998

return dev_err_probe(ov2735->dev, PTR_ERR(ov2735->reset_gpio),