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58 lines
1.2 KiB
58 lines
1.2 KiB
/* SPDX-License-Identifier: GPL-2.0+ */ |
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/* |
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* rcar_cmm.h -- R-Car Display Unit Color Management Module |
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* |
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* Copyright (C) 2019 Jacopo Mondi <[email protected]> |
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*/ |
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#ifndef __RCAR_CMM_H__ |
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#define __RCAR_CMM_H__ |
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#define CM2_LUT_SIZE 256 |
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struct drm_color_lut; |
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struct platform_device; |
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/** |
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* struct rcar_cmm_config - CMM configuration |
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* |
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* @lut: 1D-LUT configuration |
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* @lut.table: 1D-LUT table entries. Disable LUT operations when NULL |
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*/ |
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struct rcar_cmm_config { |
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struct { |
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struct drm_color_lut *table; |
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} lut; |
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}; |
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#if IS_ENABLED(CONFIG_DRM_RCAR_CMM) |
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int rcar_cmm_init(struct platform_device *pdev); |
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int rcar_cmm_enable(struct platform_device *pdev); |
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void rcar_cmm_disable(struct platform_device *pdev); |
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int rcar_cmm_setup(struct platform_device *pdev, |
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const struct rcar_cmm_config *config); |
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#else |
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static inline int rcar_cmm_init(struct platform_device *pdev) |
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{ |
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return -ENODEV; |
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} |
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static inline int rcar_cmm_enable(struct platform_device *pdev) |
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{ |
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return 0; |
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} |
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static inline void rcar_cmm_disable(struct platform_device *pdev) |
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{ |
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} |
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static inline int rcar_cmm_setup(struct platform_device *pdev, |
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const struct rcar_cmm_config *config) |
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{ |
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return 0; |
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} |
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#endif /* IS_ENABLED(CONFIG_DRM_RCAR_CMM) */ |
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#endif /* __RCAR_CMM_H__ */
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