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1/* SPDX-License-Identifier: GPL-2.0+ */2/*3 * R-Car Display Unit Color Management Module4 *5 * Copyright (C) 2019 Jacopo Mondi <jacopo+renesas@jmondi.org>6 */7 8#ifndef __RCAR_CMM_H__9#define __RCAR_CMM_H__10 11#define CM2_LUT_SIZE 25612 13struct drm_color_lut;14struct platform_device;15 16/**17 * struct rcar_cmm_config - CMM configuration18 *19 * @lut: 1D-LUT configuration20 * @lut.table: 1D-LUT table entries. Disable LUT operations when NULL21 */22struct rcar_cmm_config {23 struct {24 struct drm_color_lut *table;25 } lut;26};27 28#if IS_ENABLED(CONFIG_DRM_RCAR_CMM)29int rcar_cmm_init(struct platform_device *pdev);30 31int rcar_cmm_enable(struct platform_device *pdev);32void rcar_cmm_disable(struct platform_device *pdev);33 34int rcar_cmm_setup(struct platform_device *pdev,35 const struct rcar_cmm_config *config);36#else37static inline int rcar_cmm_init(struct platform_device *pdev)38{39 return -ENODEV;40}41 42static inline int rcar_cmm_enable(struct platform_device *pdev)43{44 return 0;45}46 47static inline void rcar_cmm_disable(struct platform_device *pdev)48{49}50 51static inline int rcar_cmm_setup(struct platform_device *pdev,52 const struct rcar_cmm_config *config)53{54 return 0;55}56#endif /* IS_ENABLED(CONFIG_DRM_RCAR_CMM) */57 58#endif /* __RCAR_CMM_H__ */59