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kernel/linux-rt-4.4.41/drivers/media/platform/ti-vpe/csc.h 1.64 KB
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  /*
   * Copyright (c) 2013 Texas Instruments Inc.
   *
   * David Griego, <dagriego@biglakesoftware.com>
   * Dale Farnsworth, <dale@farnsworth.org>
   * Archit Taneja, <archit@ti.com>
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 as published by
   * the Free Software Foundation.
   */
  #ifndef TI_CSC_H
  #define TI_CSC_H
  
  /* VPE color space converter regs */
  #define CSC_CSC00		0x00
  #define CSC_A0_MASK		0x1fff
  #define CSC_A0_SHIFT		0
  #define CSC_B0_MASK		0x1fff
  #define CSC_B0_SHIFT		16
  
  #define CSC_CSC01		0x04
  #define CSC_C0_MASK		0x1fff
  #define CSC_C0_SHIFT		0
  #define CSC_A1_MASK		0x1fff
  #define CSC_A1_SHIFT		16
  
  #define CSC_CSC02		0x08
  #define CSC_B1_MASK		0x1fff
  #define CSC_B1_SHIFT		0
  #define CSC_C1_MASK		0x1fff
  #define CSC_C1_SHIFT		16
  
  #define CSC_CSC03		0x0c
  #define CSC_A2_MASK		0x1fff
  #define CSC_A2_SHIFT		0
  #define CSC_B2_MASK		0x1fff
  #define CSC_B2_SHIFT		16
  
  #define CSC_CSC04		0x10
  #define CSC_C2_MASK		0x1fff
  #define CSC_C2_SHIFT		0
  #define CSC_D0_MASK		0x0fff
  #define CSC_D0_SHIFT		16
  
  #define CSC_CSC05		0x14
  #define CSC_D1_MASK		0x0fff
  #define CSC_D1_SHIFT		0
  #define CSC_D2_MASK		0x0fff
  #define CSC_D2_SHIFT		16
  
  #define CSC_BYPASS		(1 << 28)
  
  struct csc_data {
  	void __iomem		*base;
  	struct resource		*res;
  
  	struct platform_device	*pdev;
  };
  
  void csc_dump_regs(struct csc_data *csc);
  void csc_set_coeff_bypass(struct csc_data *csc, u32 *csc_reg5);
  void csc_set_coeff(struct csc_data *csc, u32 *csc_reg0,
  		enum v4l2_colorspace src_colorspace,
  		enum v4l2_colorspace dst_colorspace);
  struct csc_data *csc_create(struct platform_device *pdev, const char *res_name);
  
  #endif