src/drivers/intel/gma/int15.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 int intel_vga_int15_handler(void);
   4
   5 enum {
   6         GMA_INT15_BOOT_DISPLAY_DEFAULT   = 0,
   7         GMA_INT15_BOOT_DISPLAY_CRT       = (1 << 0),
   8         GMA_INT15_BOOT_DISPLAY_TV        = (1 << 1),
   9         GMA_INT15_BOOT_DISPLAY_EFP       = (1 << 2),
  10         GMA_INT15_BOOT_DISPLAY_LFP       = (1 << 3),
  11         GMA_INT15_BOOT_DISPLAY_CRT2      = (1 << 4),
  12         GMA_INT15_BOOT_DISPLAY_TV2       = (1 << 5),
  13         GMA_INT15_BOOT_DISPLAY_EFP2      = (1 << 6),
  14         GMA_INT15_BOOT_DISPLAY_LFP2      = (1 << 7),
  15 };
  16 enum {
  17         GMA_INT15_PANEL_FIT_DEFAULT     = 0,
  18         GMA_INT15_PANEL_FIT_CENTERING   = (1 << 0),
  19         GMA_INT15_PANEL_FIT_TXT_STRETCH = (1 << 1),
  20         GMA_INT15_PANEL_FIT_GFX_STRETCH = (1 << 2),
  21 };
  22
  23 enum {
  24         GMA_INT15_ACTIVE_LFP_NONE       = 0x00,
  25         GMA_INT15_ACTIVE_LFP_INT_LVDS   = 0x01,
  26         GMA_INT15_ACTIVE_LFP_SVDO_LVDS  = 0x02,
  27         GMA_INT15_ACTIVE_LFP_EDP        = 0x03,
  28 };
  29
  30 #if CONFIG(VGA_ROM_RUN)
  31 /* Install custom int15 handler for VGA OPROM */
  32 void install_intel_vga_int15_handler(int active_lfp, int pfit, int display, int panel_type);
  33 #else
  34 static inline void install_intel_vga_int15_handler(int active_lfp, int pfit, int display, int panel_type) {}
  35 #endif