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1.. SPDX-License-Identifier: GPL-2.0-only2 3THine THP7312 ISP driver4========================5 6The THP7312 driver implements the following driver-specific controls:7 8``V4L2_CID_THP7312_LOW_LIGHT_COMPENSATION``9 Enable/Disable auto-adjustment, based on lighting conditions, of the frame10 rate when auto-exposure is enabled.11 12``V4L2_CID_THP7312_AUTO_FOCUS_METHOD``13 Set method of auto-focus. Only takes effect when auto-focus is enabled.14 15 .. flat-table::16 :header-rows: 017 :stub-columns: 018 :widths: 1 419 20 * - ``0``21 - Contrast-based auto-focus22 * - ``1``23 - PDAF24 * - ``2``25 - Hybrid of contrast-based and PDAF26 27 Supported values for the control depend on the camera sensor module28 connected to the THP7312. If the module doesn't have a focus lens actuator,29 this control will not be exposed by the THP7312 driver. If the module has a30 controllable focus lens but the sensor doesn't support PDAF, only the31 contrast-based auto-focus value will be valid. Otherwise all values for the32 controls will be supported.33 34``V4L2_CID_THP7312_NOISE_REDUCTION_AUTO``35 Enable/Disable auto noise reduction.36 37``V4L2_CID_THP7312_NOISE_REDUCTION_ABSOLUTE``38 Set the noise reduction strength, where 0 is the weakest and 10 is the39 strongest.40