| /Linux-v5.15/drivers/media/usb/gspca/ |
| D | autogain_functions.c | 22 s32 gain, orig_gain, exposure, orig_exposure; in gspca_expo_autogain() local
29 orig_exposure = exposure = v4l2_ctrl_g_ctrl(gspca_dev->exposure); in gspca_expo_autogain()
42 else if (exposure > exposure_knee) in gspca_expo_autogain()
43 exposure--; in gspca_expo_autogain()
46 else if (exposure > gspca_dev->exposure->minimum) in gspca_expo_autogain()
47 exposure--; in gspca_expo_autogain()
55 else if (exposure < exposure_knee) in gspca_expo_autogain()
56 exposure++; in gspca_expo_autogain()
59 else if (exposure < gspca_dev->exposure->maximum) in gspca_expo_autogain()
60 exposure++; in gspca_expo_autogain()
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| D | cpia1.c | 277 } exposure; member
519 sd->params.exposure.gain = gspca_dev->usb_buf[0]; in do_command()
520 sd->params.exposure.fineExp = gspca_dev->usb_buf[1]; in do_command()
521 sd->params.exposure.coarseExpLo = gspca_dev->usb_buf[2]; in do_command()
522 sd->params.exposure.coarseExpHi = gspca_dev->usb_buf[3]; in do_command()
523 sd->params.exposure.redComp = gspca_dev->usb_buf[4]; in do_command()
524 sd->params.exposure.green1Comp = gspca_dev->usb_buf[5]; in do_command()
525 sd->params.exposure.green2Comp = gspca_dev->usb_buf[6]; in do_command()
526 sd->params.exposure.blueComp = gspca_dev->usb_buf[7]; in do_command()
629 params->exposure.gainMode = 4; in reset_camera_params()
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| D | mr97310a.c | 75 struct v4l2_ctrl *exposure; member
811 int exposure = MR97310A_EXPOSURE_DEFAULT; in setexposure() local
817 exposure = (expo * 9267) / 10000 + 300; in setexposure()
818 sensor_write1(gspca_dev, 3, exposure >> 4); in setexposure()
819 sensor_write1(gspca_dev, 4, exposure & 0x0f); in setexposure()
821 exposure = expo; in setexposure()
822 exposure >>= 3; in setexposure()
823 sensor_write1(gspca_dev, 3, exposure >> 8); in setexposure()
824 sensor_write1(gspca_dev, 4, exposure & 0xff); in setexposure()
846 exposure = (60 * 511 * expo) / (8000 * clockdiv); in setexposure()
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| D | sonixb.c | 687 u16 reg = gspca_dev->exposure->val; in setexposure()
699 u8 reg = gspca_dev->exposure->val; in setexposure()
736 reg11 = (15 * gspca_dev->exposure->val + 999) / 1000; in setexposure()
751 reg10 = (gspca_dev->exposure->val * 15 * reg10_max) in setexposure()
796 if (gspca_dev->exposure->val < 200) { in setexposure()
797 i2cpexpo[3] = 255 - (gspca_dev->exposure->val * 255) in setexposure()
804 framerate_ctrl = (gspca_dev->exposure->val - 200) in setexposure()
826 if (gspca_dev->exposure->val < 150) { in setexposure()
827 i2cpexpo[3] = 150 - gspca_dev->exposure->val; in setexposure()
833 framerate_ctrl = (gspca_dev->exposure->val - 150) in setexposure()
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| D | pac7302.c | 489 u16 exposure; in setexposure() local
496 clockdiv = (90 * gspca_dev->exposure->val + 1999) / 2000; in setexposure()
521 exposure = (gspca_dev->exposure->val * 45 * 448) / (1000 * clockdiv); in setexposure()
523 exposure = 448 - exposure; in setexposure()
527 reg_w(gspca_dev, 0x0e, exposure & 0xff); in setexposure()
528 reg_w(gspca_dev, 0x0f, exposure >> 8); in setexposure()
584 gspca_dev->exposure->val = PAC7302_EXPOSURE_DEFAULT; in sd_s_ctrl()
609 if (gspca_dev->exposure->is_new || (ctrl->is_new && ctrl->val)) in sd_s_ctrl()
662 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, in sd_init_controls()
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| D | dtcs033.c | 182 struct v4l2_ctrl *exposure; member
206 sd->exposure->val, ctrl->val); in sd_s_ctrl()
224 sd->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, in dtcs033_init_controls()
236 v4l2_ctrl_cluster(2, &sd->exposure); in dtcs033_init_controls()
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| D | topro.c | 3982 setexposure(gspca_dev, gspca_dev->exposure->val, in sd_setgain()
3986 setexposure(gspca_dev, gspca_dev->exposure->val, in sd_setgain()
4237 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure), in cx0342_6800_start()
4242 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure), in cx0342_6800_start()
4457 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure), in soi763a_6800_start()
4462 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure), in soi763a_6800_start()
4496 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure), in soi763a_6810_start()
4501 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure), in soi763a_6810_start()
4533 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure), in soi763a_6810_start()
4538 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure), in soi763a_6810_start()
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| D | sonixj.c | 41 u32 exposure; member
1653 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, in sd_init_controls()
1816 sd->exposure = expo_adjust(gspca_dev, expo); in setbrightness()
1821 sd->exposure = expo_adjust(gspca_dev, expo); in setbrightness()
1825 sd->exposure = expo_adjust(gspca_dev, expo); in setbrightness()
1829 sd->exposure = expo_adjust(gspca_dev, expo); in setbrightness()
1833 sd->exposure = expo_adjust(gspca_dev, expo); in setbrightness()
1837 sd->exposure = expo_adjust(gspca_dev, expo); in setbrightness()
1954 rexpo[3] = gspca_dev->exposure->val >> 8; in setexposure()
1958 rexpo[3] = gspca_dev->exposure->val; in setexposure()
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| D | pac207.c | 214 gspca_dev->exposure->val = PAC207_EXPOSURE_DEFAULT; in sd_s_ctrl()
227 if (gspca_dev->exposure->is_new || (ctrl->is_new && ctrl->val)) in sd_s_ctrl()
229 gspca_dev->exposure->val); in sd_s_ctrl()
259 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, in sd_init_controls()
299 v4l2_ctrl_g_ctrl(gspca_dev->exposure)); /* PXCK = 12MHz /n */ in sd_start()
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| D | pac7311.c | 369 gspca_dev->exposure->val = PAC7311_EXPOSURE_DEFAULT; in sd_s_ctrl()
382 if (gspca_dev->exposure->is_new || (ctrl->is_new && ctrl->val)) in sd_s_ctrl()
383 setexposure(gspca_dev, gspca_dev->exposure->val); in sd_s_ctrl()
413 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, in sd_init_controls()
442 setexposure(gspca_dev, v4l2_ctrl_g_ctrl(gspca_dev->exposure)); in sd_start()
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| D | nw80x.c | 1981 if (gspca_dev->exposure->is_new) in sd_s_ctrl()
1983 gspca_dev->exposure->val); in sd_s_ctrl()
1989 setexposure(gspca_dev, gspca_dev->exposure->val); in sd_s_ctrl()
2014 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, in sd_init_controls()
2026 gspca_dev->exposure = v4l2_ctrl_new_std(hdl, &sd_ctrl_ops, in sd_init_controls()
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| /Linux-v5.15/Documentation/userspace-api/media/v4l/ |
| D | ext-ctrls-camera.rst | 23 .. _v4l2-exposure-auto-type:
29 Enables automatic adjustments of the exposure time and/or iris
30 aperture. The effect of manual changes of the exposure time or iris
42 - Automatic exposure time, automatic iris aperture.
44 - Manual exposure time, manual iris.
46 - Manual exposure time, auto iris.
48 - Auto exposure time, manual iris.
53 Determines the exposure time of the camera sensor. The exposure time
65 Determines the automatic exposure compensation, it is effective only
71 Increasing the exposure compensation value is equivalent to
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| /Linux-v5.15/drivers/media/i2c/ |
| D | mt9v011.c | 61 u16 global_gain, exposure; member
179 u16 exposure; in set_balance() local
182 exposure = core->exposure; in set_balance()
198 mt9v011_write(sd, R09_MT9V011_SHUTTER_WIDTH, exposure); in set_balance()
424 core->exposure = ctrl->val; in mt9v011_s_ctrl()
545 core->exposure = 0x01fc; in mt9v011_probe()
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| D | ov9650.c | 206 struct v4l2_ctrl *exposure; member
562 struct v4l2_ctrl *ctrl = ov965x->ctrls.exposure; in ov965x_update_exposure_ctrl()
781 if (!auto_exposure && ctrls->exposure->is_new) { in ov965x_set_exposure()
782 unsigned int exposure = (ctrls->exposure->val * 100) in ov965x_set_exposure() local
788 ret = ov965x_write(ov965x, REG_COM1, exposure & 0x3); in ov965x_set_exposure()
791 (exposure >> 2) & 0xff); in ov965x_set_exposure()
794 (exposure >> 10) & 0x3f); in ov965x_set_exposure()
796 ctrls->exposure->val = ((exposure * ov965x->exp_row_interval) in ov965x_set_exposure()
859 unsigned int exposure, gain, m; in __g_volatile_ctrl() local
893 exposure = ((reg2 & 0x3f) << 10) | (reg1 << 2) | in __g_volatile_ctrl()
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| D | ov7251.c | 82 struct v4l2_ctrl *exposure; member
694 static int ov7251_set_exposure(struct ov7251 *ov7251, s32 exposure) in ov7251_set_exposure() argument
700 val[0] = (exposure & 0xf000) >> 12; /* goes to OV7251_AEC_EXPO_0 */ in ov7251_set_exposure()
701 val[1] = (exposure & 0x0ff0) >> 4; /* goes to OV7251_AEC_EXPO_1 */ in ov7251_set_exposure()
702 val[2] = (exposure & 0x000f) << 4; /* goes to OV7251_AEC_EXPO_2 */ in ov7251_set_exposure()
1065 ret = __v4l2_ctrl_modify_range(ov7251->exposure, in ov7251_set_format()
1071 ret = __v4l2_ctrl_s_ctrl(ov7251->exposure, in ov7251_set_format()
1205 ret = __v4l2_ctrl_modify_range(ov7251->exposure, in ov7251_set_frame_interval()
1211 ret = __v4l2_ctrl_s_ctrl(ov7251->exposure, in ov7251_set_frame_interval()
1351 ov7251->exposure = v4l2_ctrl_new_std(&ov7251->ctrls, &ov7251_ctrl_ops, in ov7251_probe()
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| D | imx334.c | 401 static int imx334_update_exp_gain(struct imx334 *imx334, u32 exposure, u32 gain) in imx334_update_exp_gain() argument
407 shutter = lpfr - exposure; in imx334_update_exp_gain()
410 exposure, gain, shutter, lpfr); in imx334_update_exp_gain()
449 u32 exposure; in imx334_set_ctrl() local
473 exposure = ctrl->val; in imx334_set_ctrl()
477 exposure, analog_gain); in imx334_set_ctrl()
479 ret = imx334_update_exp_gain(imx334, exposure, analog_gain); in imx334_set_ctrl()
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| D | imx335.c | 393 static int imx335_update_exp_gain(struct imx335 *imx335, u32 exposure, u32 gain) in imx335_update_exp_gain() argument
399 shutter = lpfr - exposure; in imx335_update_exp_gain()
402 exposure, gain, shutter, lpfr); in imx335_update_exp_gain()
441 u32 exposure; in imx335_set_ctrl() local
464 exposure = ctrl->val; in imx335_set_ctrl()
468 exposure, analog_gain); in imx335_set_ctrl()
470 ret = imx335_update_exp_gain(imx335, exposure, analog_gain); in imx335_set_ctrl()
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| D | imx412.c | 536 static int imx412_update_exp_gain(struct imx412 *imx412, u32 exposure, u32 gain) in imx412_update_exp_gain() argument
542 shutter = lpfr - exposure; in imx412_update_exp_gain()
545 exposure, gain, shutter, lpfr); in imx412_update_exp_gain()
584 u32 exposure; in imx412_set_ctrl() local
607 exposure = ctrl->val; in imx412_set_ctrl()
611 exposure, analog_gain); in imx412_set_ctrl()
613 ret = imx412_update_exp_gain(imx412, exposure, analog_gain); in imx412_set_ctrl()
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| D | ov9282.c | 404 static int ov9282_update_exp_gain(struct ov9282 *ov9282, u32 exposure, u32 gain) in ov9282_update_exp_gain() argument
412 exposure, gain, lpfr); in ov9282_update_exp_gain()
422 ret = ov9282_write_reg(ov9282, OV9282_REG_EXPOSURE, 3, exposure << 4); in ov9282_update_exp_gain()
451 u32 exposure; in ov9282_set_ctrl() local
474 exposure = ctrl->val; in ov9282_set_ctrl()
478 exposure, analog_gain); in ov9282_set_ctrl()
480 ret = ov9282_update_exp_gain(ov9282, exposure, analog_gain); in ov9282_set_ctrl()
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| D | ov2685.c | 94 struct v4l2_ctrl *exposure; member
542 __v4l2_ctrl_modify_range(ov2685->exposure, in ov2685_set_ctrl()
543 ov2685->exposure->minimum, max_expo, in ov2685_set_ctrl()
544 ov2685->exposure->step, in ov2685_set_ctrl()
545 ov2685->exposure->default_value); in ov2685_set_ctrl()
647 ov2685->exposure = v4l2_ctrl_new_std(handler, &ov2685_ctrl_ops, in ov2685_initialize_controls()
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| D | ov5647.c | 110 struct v4l2_ctrl *exposure; member
1013 __v4l2_ctrl_modify_range(sensor->exposure, in ov5647_set_pad_fmt()
1014 sensor->exposure->minimum, in ov5647_set_pad_fmt()
1015 exposure_max, sensor->exposure->step, in ov5647_set_pad_fmt()
1211 __v4l2_ctrl_modify_range(sensor->exposure, in ov5647_s_ctrl()
1212 sensor->exposure->minimum, in ov5647_s_ctrl()
1213 exposure_max, sensor->exposure->step, in ov5647_s_ctrl()
1287 sensor->exposure = v4l2_ctrl_new_std(&sensor->ctrls, &ov5647_ctrl_ops, in ov5647_init_controls()
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| D | ov02a10.c | 124 struct v4l2_ctrl *exposure; member
676 __v4l2_ctrl_modify_range(ov02a10->exposure, in ov02a10_set_ctrl()
677 ov02a10->exposure->minimum, max_expo, in ov02a10_set_ctrl()
678 ov02a10->exposure->step, in ov02a10_set_ctrl()
679 ov02a10->exposure->default_value); in ov02a10_set_ctrl()
773 ov02a10->exposure = v4l2_ctrl_new_std(handler, &ov02a10_ctrl_ops, in ov02a10_initialize_controls()
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| /Linux-v5.15/drivers/media/i2c/m5mols/ |
| D | m5mols_controls.c | 238 static int m5mols_set_exposure(struct m5mols_info *info, int exposure) in m5mols_set_exposure() argument
243 if (exposure == V4L2_EXPOSURE_AUTO) { in m5mols_set_exposure()
260 if (exposure == V4L2_EXPOSURE_MANUAL) { in m5mols_set_exposure()
264 info->exposure->val); in m5mols_set_exposure()
267 info->exposure->val); in m5mols_set_exposure()
270 __func__, info->exposure->val); in m5mols_set_exposure()
561 info->exposure = v4l2_ctrl_new_std(&info->handle, in m5mols_init_controls()
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| /Linux-v5.15/drivers/media/usb/pwc/ |
| D | pwc-v4l.c | 259 pdev->exposure = v4l2_ctrl_new_std(hdl, &pwc_ctrl_ops, in pwc_init_controls()
271 pdev->exposure = v4l2_ctrl_new_std(hdl, &pwc_ctrl_ops, in pwc_init_controls()
276 pdev->autogain_expo_cluster[2] = pdev->exposure; in pwc_init_controls()
561 pdev->exposure->val = pdev->last_exposure; in pwc_g_volatile_ctrl()
566 &pdev->exposure->val); in pwc_g_volatile_ctrl()
569 pdev->last_exposure = pdev->exposure->val; in pwc_g_volatile_ctrl()
676 if (pdev->exposure->is_new) { in pwc_set_exposure_auto()
679 pdev->exposure->val); in pwc_set_exposure_auto()
715 if (pdev->exposure->is_new) { in pwc_set_autogain_expo()
718 pdev->exposure->val); in pwc_set_autogain_expo()
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| /Linux-v5.15/drivers/staging/media/atomisp/i2c/ |
| D | atomisp-mt9m114.c | 996 struct atomisp_exposure *exposure) in mt9m114_s_exposure() argument
1008 exposure->integration_time[0], exposure->gain[0], in mt9m114_s_exposure()
1009 exposure->gain[1]); in mt9m114_s_exposure()
1011 coarse_integration = exposure->integration_time[0]; in mt9m114_s_exposure()
1017 analog_gain = exposure->gain[0]; in mt9m114_s_exposure()
1018 digital_gain = exposure->gain[1]; in mt9m114_s_exposure()
1711 struct atomisp_exposure exposure; in mt9m114_s_stream() local
1720 exposure.integration_time[0] = dev->first_exp; in mt9m114_s_stream()
1721 exposure.gain[0] = dev->first_gain; in mt9m114_s_stream()
1722 exposure.gain[1] = dev->first_diggain; in mt9m114_s_stream()
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