dss_features.h 2.9 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 4
  22. #define MAX_DSS_OVERLAYS 4
  23. #define MAX_DSS_LCD_MANAGERS 3
  24. #define MAX_NUM_DSI 2
  25. /* DSS has feature id */
  26. enum dss_feat_id {
  27. FEAT_LCDENABLEPOL,
  28. FEAT_LCDENABLESIGNAL,
  29. FEAT_PCKFREEENABLE,
  30. FEAT_FUNCGATED,
  31. FEAT_MGR_LCD2,
  32. FEAT_MGR_LCD3,
  33. FEAT_LINEBUFFERSPLIT,
  34. FEAT_ROWREPEATENABLE,
  35. FEAT_RESIZECONF,
  36. /* Independent core clk divider */
  37. FEAT_CORE_CLK_DIV,
  38. FEAT_LCD_CLK_SRC,
  39. /* DSI-PLL power command 0x3 is not working */
  40. FEAT_DSI_PLL_PWR_BUG,
  41. FEAT_DSI_DCS_CMD_CONFIG_VC,
  42. FEAT_DSI_VC_OCP_WIDTH,
  43. FEAT_DSI_REVERSE_TXCLKESC,
  44. FEAT_DSI_GNQ,
  45. FEAT_DPI_USES_VDDS_DSI,
  46. FEAT_HDMI_CTS_SWMODE,
  47. FEAT_HDMI_AUDIO_USE_MCLK,
  48. FEAT_HANDLE_UV_SEPARATE,
  49. FEAT_ATTR2,
  50. FEAT_VENC_REQUIRES_TV_DAC_CLK,
  51. FEAT_CPR,
  52. FEAT_PRELOAD,
  53. FEAT_FIR_COEF_V,
  54. FEAT_ALPHA_FIXED_ZORDER,
  55. FEAT_ALPHA_FREE_ZORDER,
  56. FEAT_FIFO_MERGE,
  57. /* An unknown HW bug causing the normal FIFO thresholds not to work */
  58. FEAT_OMAP3_DSI_FIFO_BUG,
  59. FEAT_BURST_2D,
  60. FEAT_DSI_PHY_DCC,
  61. FEAT_MFLAG,
  62. };
  63. /* DSS register field id */
  64. enum dss_feat_reg_field {
  65. FEAT_REG_FIRHINC,
  66. FEAT_REG_FIRVINC,
  67. FEAT_REG_FIFOHIGHTHRESHOLD,
  68. FEAT_REG_FIFOLOWTHRESHOLD,
  69. FEAT_REG_FIFOSIZE,
  70. FEAT_REG_HORIZONTALACCU,
  71. FEAT_REG_VERTICALACCU,
  72. FEAT_REG_DISPC_CLK_SWITCH,
  73. };
  74. enum dss_range_param {
  75. FEAT_PARAM_DSS_FCK,
  76. FEAT_PARAM_DSS_PCD,
  77. FEAT_PARAM_DSIPLL_LPDIV,
  78. FEAT_PARAM_DSI_FCK,
  79. FEAT_PARAM_DOWNSCALE,
  80. FEAT_PARAM_LINEWIDTH,
  81. };
  82. /* DSS Feature Functions */
  83. int dss_feat_get_num_wbs(void);
  84. unsigned long dss_feat_get_param_min(enum dss_range_param param);
  85. unsigned long dss_feat_get_param_max(enum dss_range_param param);
  86. enum omap_overlay_caps dss_feat_get_overlay_caps(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_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type);
  93. bool dss_has_feature(enum dss_feat_id id);
  94. void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end);
  95. void dss_features_init(enum omapdss_version version);
  96. #endif