dss_features.h 3.2 KB

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  1. /*
  2. * linux/drivers/video/omap2/dss/dss_features.h
  3. *
  4. * Copyright (C) 2010 Texas Instruments
  5. * Author: Archit Taneja <archit@ti.com>
  6. *
  7. * This program is free software; you can redistribute it and/or modify it
  8. * under the terms of the GNU General Public License version 2 as published by
  9. * the Free Software Foundation.
  10. *
  11. * This program is distributed in the hope that it will be useful, but WITHOUT
  12. * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13. * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  14. * more details.
  15. *
  16. * You should have received a copy of the GNU General Public License along with
  17. * this program. If not, see <http://www.gnu.org/licenses/>.
  18. */
  19. #ifndef __OMAP2_DSS_FEATURES_H
  20. #define __OMAP2_DSS_FEATURES_H
  21. #define MAX_DSS_MANAGERS 3
  22. #define MAX_DSS_OVERLAYS 3
  23. #define MAX_DSS_LCD_MANAGERS 2
  24. #define MAX_NUM_DSI 2
  25. /* DSS has feature id */
  26. enum dss_feat_id {
  27. FEAT_GLOBAL_ALPHA = 1 << 0,
  28. FEAT_GLOBAL_ALPHA_VID1 = 1 << 1,
  29. FEAT_PRE_MULT_ALPHA = 1 << 2,
  30. FEAT_LCDENABLEPOL = 1 << 3,
  31. FEAT_LCDENABLESIGNAL = 1 << 4,
  32. FEAT_PCKFREEENABLE = 1 << 5,
  33. FEAT_FUNCGATED = 1 << 6,
  34. FEAT_MGR_LCD2 = 1 << 7,
  35. FEAT_LINEBUFFERSPLIT = 1 << 8,
  36. FEAT_ROWREPEATENABLE = 1 << 9,
  37. FEAT_RESIZECONF = 1 << 10,
  38. /* Independent core clk divider */
  39. FEAT_CORE_CLK_DIV = 1 << 11,
  40. FEAT_LCD_CLK_SRC = 1 << 12,
  41. /* DSI-PLL power command 0x3 is not working */
  42. FEAT_DSI_PLL_PWR_BUG = 1 << 13,
  43. FEAT_DSI_PLL_FREQSEL = 1 << 14,
  44. FEAT_DSI_DCS_CMD_CONFIG_VC = 1 << 15,
  45. FEAT_DSI_VC_OCP_WIDTH = 1 << 16,
  46. FEAT_DSI_REVERSE_TXCLKESC = 1 << 17,
  47. FEAT_DSI_GNQ = 1 << 18,
  48. FEAT_HDMI_CTS_SWMODE = 1 << 19,
  49. FEAT_HANDLE_UV_SEPARATE = 1 << 20,
  50. FEAT_ATTR2 = 1 << 21,
  51. FEAT_VENC_REQUIRES_TV_DAC_CLK = 1 << 22,
  52. FEAT_CPR = 1 << 23,
  53. FEAT_PRELOAD = 1 << 24,
  54. FEAT_FIR_COEF_V = 1 << 25,
  55. };
  56. /* DSS register field id */
  57. enum dss_feat_reg_field {
  58. FEAT_REG_FIRHINC,
  59. FEAT_REG_FIRVINC,
  60. FEAT_REG_FIFOHIGHTHRESHOLD,
  61. FEAT_REG_FIFOLOWTHRESHOLD,
  62. FEAT_REG_FIFOSIZE,
  63. FEAT_REG_HORIZONTALACCU,
  64. FEAT_REG_VERTICALACCU,
  65. FEAT_REG_DISPC_CLK_SWITCH,
  66. FEAT_REG_DSIPLL_REGN,
  67. FEAT_REG_DSIPLL_REGM,
  68. FEAT_REG_DSIPLL_REGM_DISPC,
  69. FEAT_REG_DSIPLL_REGM_DSI,
  70. };
  71. enum dss_range_param {
  72. FEAT_PARAM_DSS_FCK,
  73. FEAT_PARAM_DSIPLL_REGN,
  74. FEAT_PARAM_DSIPLL_REGM,
  75. FEAT_PARAM_DSIPLL_REGM_DISPC,
  76. FEAT_PARAM_DSIPLL_REGM_DSI,
  77. FEAT_PARAM_DSIPLL_FINT,
  78. FEAT_PARAM_DSIPLL_LPDIV,
  79. };
  80. /* DSS Feature Functions */
  81. int dss_feat_get_num_mgrs(void);
  82. int dss_feat_get_num_ovls(void);
  83. unsigned long dss_feat_get_param_min(enum dss_range_param param);
  84. unsigned long dss_feat_get_param_max(enum dss_range_param param);
  85. enum omap_display_type dss_feat_get_supported_displays(enum omap_channel channel);
  86. enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane);
  87. bool dss_feat_color_mode_supported(enum omap_plane plane,
  88. enum omap_color_mode color_mode);
  89. const char *dss_feat_get_clk_source_name(enum omap_dss_clk_source id);
  90. u32 dss_feat_get_buffer_size_unit(void); /* in bytes */
  91. u32 dss_feat_get_burst_size_unit(void); /* in bytes */
  92. bool dss_has_feature(enum dss_feat_id id);
  93. void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end);
  94. void dss_features_init(void);
  95. #endif