sun8i_ui_scaler.h 1.5 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243
  1. /*
  2. * Copyright (C) 2017 Jernej Skrabec <jernej.skrabec@siol.net>
  3. *
  4. * This file is licensed under the terms of the GNU General Public
  5. * License version 2. This program is licensed "as is" without any
  6. * warranty of any kind, whether express or implied.
  7. */
  8. #ifndef _SUN8I_UI_SCALER_H_
  9. #define _SUN8I_UI_SCALER_H_
  10. #include "sun8i_mixer.h"
  11. #define DE2_UI_SCALER_UNIT_SIZE 0x10000
  12. #define DE3_UI_SCALER_UNIT_SIZE 0x08000
  13. /* this two macros assumes 16 fractional bits which is standard in DRM */
  14. #define SUN8I_UI_SCALER_SCALE_MIN 1
  15. #define SUN8I_UI_SCALER_SCALE_MAX ((1UL << 20) - 1)
  16. #define SUN8I_UI_SCALER_SCALE_FRAC 20
  17. #define SUN8I_UI_SCALER_PHASE_FRAC 20
  18. #define SUN8I_UI_SCALER_COEFF_COUNT 16
  19. #define SUN8I_UI_SCALER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1))
  20. #define SUN8I_SCALER_GSU_CTRL(base) ((base) + 0x0)
  21. #define SUN8I_SCALER_GSU_OUTSIZE(base) ((base) + 0x40)
  22. #define SUN8I_SCALER_GSU_INSIZE(base) ((base) + 0x80)
  23. #define SUN8I_SCALER_GSU_HSTEP(base) ((base) + 0x88)
  24. #define SUN8I_SCALER_GSU_VSTEP(base) ((base) + 0x8c)
  25. #define SUN8I_SCALER_GSU_HPHASE(base) ((base) + 0x90)
  26. #define SUN8I_SCALER_GSU_VPHASE(base) ((base) + 0x98)
  27. #define SUN8I_SCALER_GSU_HCOEFF(base, index) ((base) + 0x200 + 0x4 * (index))
  28. #define SUN8I_SCALER_GSU_CTRL_EN BIT(0)
  29. #define SUN8I_SCALER_GSU_CTRL_COEFF_RDY BIT(4)
  30. void sun8i_ui_scaler_enable(struct sun8i_mixer *mixer, int layer, bool enable);
  31. void sun8i_ui_scaler_setup(struct sun8i_mixer *mixer, int layer,
  32. u32 src_w, u32 src_h, u32 dst_w, u32 dst_h,
  33. u32 hscale, u32 vscale, u32 hphase, u32 vphase);
  34. #endif