/* SPDX-License-Identifier: GPL-2.0-only */ /* * This file is part of the APDS990x sensor driver. * Chip is combined proximity and ambient light sensor. * * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). * * Contact: Samu Onkalo <samu.p.onkalo@nokia.com>
*/
/** * struct apds990x_chip_factors - defines effect of the cover window * @ga: Total glass attenuation * @cf1: clear channel factor 1 for raw to lux conversion * @irf1: IR channel factor 1 for raw to lux conversion * @cf2: clear channel factor 2 for raw to lux conversion * @irf2: IR channel factor 2 for raw to lux conversion * @df: device factor for conversion formulas * * Structure for tuning ALS calculation to match with environment. * Values depend on the material above the sensor and the sensor * itself. If the GA is zero, driver will use uncovered sensor default values * format: decimal value * APDS_PARAM_SCALE except df which is plain integer.
*/ #define APDS_PARAM_SCALE 4096 struct apds990x_chip_factors { int ga; int cf1; int irf1; int cf2; int irf2; int df;
};
/** * struct apds990x_platform_data - platform data for apsd990x.c driver * @cf: chip factor data * @pddrive: IR-led driving current * @ppcount: number of IR pulses used for proximity estimation * @setup_resources: interrupt line setup call back function * @release_resources: interrupt line release call back function * * Proximity detection result depends heavily on correct ppcount, pdrive * and cover window. *
*/
struct apds990x_platform_data { struct apds990x_chip_factors cf;
u8 pdrive;
u8 ppcount; int (*setup_resources)(void); int (*release_resources)(void);
};
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