diff options
Diffstat (limited to 'include/drm/drm_edid.h')
-rw-r--r-- | include/drm/drm_edid.h | 92 |
1 files changed, 43 insertions, 49 deletions
diff --git a/include/drm/drm_edid.h b/include/drm/drm_edid.h index a11cc9d32591..c263e4d71754 100644 --- a/include/drm/drm_edid.h +++ b/include/drm/drm_edid.h | |||
@@ -28,53 +28,49 @@ | |||
28 | #define EDID_LENGTH 128 | 28 | #define EDID_LENGTH 128 |
29 | #define DDC_ADDR 0x50 | 29 | #define DDC_ADDR 0x50 |
30 | 30 | ||
31 | #ifdef BIG_ENDIAN | ||
32 | #error "EDID structure is little endian, need big endian versions" | ||
33 | #else | ||
34 | |||
35 | struct est_timings { | 31 | struct est_timings { |
36 | u8 t1; | 32 | u8 t1; |
37 | u8 t2; | 33 | u8 t2; |
38 | u8 mfg_rsvd; | 34 | u8 mfg_rsvd; |
39 | } __attribute__((packed)); | 35 | } __attribute__((packed)); |
40 | 36 | ||
37 | /* 00=16:10, 01=4:3, 10=5:4, 11=16:9 */ | ||
38 | #define EDID_TIMING_ASPECT_SHIFT 0 | ||
39 | #define EDID_TIMING_ASPECT_MASK (0x3 << EDID_TIMING_ASPECT_SHIFT) | ||
40 | |||
41 | /* need to add 60 */ | ||
42 | #define EDID_TIMING_VFREQ_SHIFT 2 | ||
43 | #define EDID_TIMING_VFREQ_MASK (0x3f << EDID_TIMING_VFREQ_SHIFT) | ||
44 | |||
41 | struct std_timing { | 45 | struct std_timing { |
42 | u8 hsize; /* need to multiply by 8 then add 248 */ | 46 | u8 hsize; /* need to multiply by 8 then add 248 */ |
43 | u8 vfreq:6; /* need to add 60 */ | 47 | u8 vfreq_aspect; |
44 | u8 aspect_ratio:2; /* 00=16:10, 01=4:3, 10=5:4, 11=16:9 */ | ||
45 | } __attribute__((packed)); | 48 | } __attribute__((packed)); |
46 | 49 | ||
50 | #define DRM_EDID_PT_HSYNC_POSITIVE (1 << 6) | ||
51 | #define DRM_EDID_PT_VSYNC_POSITIVE (1 << 5) | ||
52 | #define DRM_EDID_PT_SEPARATE_SYNC (3 << 3) | ||
53 | #define DRM_EDID_PT_STEREO (1 << 2) | ||
54 | #define DRM_EDID_PT_INTERLACED (1 << 1) | ||
55 | |||
47 | /* If detailed data is pixel timing */ | 56 | /* If detailed data is pixel timing */ |
48 | struct detailed_pixel_timing { | 57 | struct detailed_pixel_timing { |
49 | u8 hactive_lo; | 58 | u8 hactive_lo; |
50 | u8 hblank_lo; | 59 | u8 hblank_lo; |
51 | u8 hblank_hi:4; | 60 | u8 hactive_hblank_hi; |
52 | u8 hactive_hi:4; | ||
53 | u8 vactive_lo; | 61 | u8 vactive_lo; |
54 | u8 vblank_lo; | 62 | u8 vblank_lo; |
55 | u8 vblank_hi:4; | 63 | u8 vactive_vblank_hi; |
56 | u8 vactive_hi:4; | ||
57 | u8 hsync_offset_lo; | 64 | u8 hsync_offset_lo; |
58 | u8 hsync_pulse_width_lo; | 65 | u8 hsync_pulse_width_lo; |
59 | u8 vsync_pulse_width_lo:4; | 66 | u8 vsync_offset_pulse_width_lo; |
60 | u8 vsync_offset_lo:4; | 67 | u8 hsync_vsync_offset_pulse_width_hi; |
61 | u8 vsync_pulse_width_hi:2; | ||
62 | u8 vsync_offset_hi:2; | ||
63 | u8 hsync_pulse_width_hi:2; | ||
64 | u8 hsync_offset_hi:2; | ||
65 | u8 width_mm_lo; | 68 | u8 width_mm_lo; |
66 | u8 height_mm_lo; | 69 | u8 height_mm_lo; |
67 | u8 height_mm_hi:4; | 70 | u8 width_height_mm_hi; |
68 | u8 width_mm_hi:4; | ||
69 | u8 hborder; | 71 | u8 hborder; |
70 | u8 vborder; | 72 | u8 vborder; |
71 | u8 unknown0:1; | 73 | u8 misc; |
72 | u8 hsync_positive:1; | ||
73 | u8 vsync_positive:1; | ||
74 | u8 separate_sync:2; | ||
75 | u8 stereo:1; | ||
76 | u8 unknown6:1; | ||
77 | u8 interlaced:1; | ||
78 | } __attribute__((packed)); | 74 | } __attribute__((packed)); |
79 | 75 | ||
80 | /* If it's not pixel timing, it'll be one of the below */ | 76 | /* If it's not pixel timing, it'll be one of the below */ |
@@ -88,18 +84,16 @@ struct detailed_data_monitor_range { | |||
88 | u8 min_hfreq_khz; | 84 | u8 min_hfreq_khz; |
89 | u8 max_hfreq_khz; | 85 | u8 max_hfreq_khz; |
90 | u8 pixel_clock_mhz; /* need to multiply by 10 */ | 86 | u8 pixel_clock_mhz; /* need to multiply by 10 */ |
91 | u16 sec_gtf_toggle; /* A000=use above, 20=use below */ /* FIXME: byte order */ | 87 | __le16 sec_gtf_toggle; /* A000=use above, 20=use below */ |
92 | u8 hfreq_start_khz; /* need to multiply by 2 */ | 88 | u8 hfreq_start_khz; /* need to multiply by 2 */ |
93 | u8 c; /* need to divide by 2 */ | 89 | u8 c; /* need to divide by 2 */ |
94 | u16 m; /* FIXME: byte order */ | 90 | __le16 m; |
95 | u8 k; | 91 | u8 k; |
96 | u8 j; /* need to divide by 2 */ | 92 | u8 j; /* need to divide by 2 */ |
97 | } __attribute__((packed)); | 93 | } __attribute__((packed)); |
98 | 94 | ||
99 | struct detailed_data_wpindex { | 95 | struct detailed_data_wpindex { |
100 | u8 white_y_lo:2; | 96 | u8 white_xy_lo; /* Upper 2 bits each */ |
101 | u8 white_x_lo:2; | ||
102 | u8 pad:4; | ||
103 | u8 white_x_hi; | 97 | u8 white_x_hi; |
104 | u8 white_y_hi; | 98 | u8 white_y_hi; |
105 | u8 gamma; /* need to divide by 100 then add 1 */ | 99 | u8 gamma; /* need to divide by 100 then add 1 */ |
@@ -134,13 +128,29 @@ struct detailed_non_pixel { | |||
134 | #define EDID_DETAIL_MONITOR_SERIAL 0xff | 128 | #define EDID_DETAIL_MONITOR_SERIAL 0xff |
135 | 129 | ||
136 | struct detailed_timing { | 130 | struct detailed_timing { |
137 | u16 pixel_clock; /* need to multiply by 10 KHz */ /* FIXME: byte order */ | 131 | __le16 pixel_clock; /* need to multiply by 10 KHz */ |
138 | union { | 132 | union { |
139 | struct detailed_pixel_timing pixel_data; | 133 | struct detailed_pixel_timing pixel_data; |
140 | struct detailed_non_pixel other_data; | 134 | struct detailed_non_pixel other_data; |
141 | } data; | 135 | } data; |
142 | } __attribute__((packed)); | 136 | } __attribute__((packed)); |
143 | 137 | ||
138 | #define DRM_EDID_INPUT_SERRATION_VSYNC (1 << 7) | ||
139 | #define DRM_EDID_INPUT_SYNC_ON_GREEN (1 << 5) | ||
140 | #define DRM_EDID_INPUT_COMPOSITE_SYNC (1 << 4) | ||
141 | #define DRM_EDID_INPUT_SEPARATE_SYNCS (1 << 3) | ||
142 | #define DRM_EDID_INPUT_BLANK_TO_BLACK (1 << 2) | ||
143 | #define DRM_EDID_INPUT_VIDEO_LEVEL (3 << 1) | ||
144 | #define DRM_EDID_INPUT_DIGITAL (1 << 0) /* bits above must be zero if set */ | ||
145 | |||
146 | #define DRM_EDID_FEATURE_DEFAULT_GTF (1 << 7) | ||
147 | #define DRM_EDID_FEATURE_PREFERRED_TIMING (1 << 6) | ||
148 | #define DRM_EDID_FEATURE_STANDARD_COLOR (1 << 5) | ||
149 | #define DRM_EDID_FEATURE_DISPLAY_TYPE (3 << 3) /* 00=mono, 01=rgb, 10=non-rgb, 11=unknown */ | ||
150 | #define DRM_EDID_FEATURE_PM_ACTIVE_OFF (1 << 2) | ||
151 | #define DRM_EDID_FEATURE_PM_SUSPEND (1 << 1) | ||
152 | #define DRM_EDID_FEATURE_PM_STANDBY (1 << 0) | ||
153 | |||
144 | struct edid { | 154 | struct edid { |
145 | u8 header[8]; | 155 | u8 header[8]; |
146 | /* Vendor & product info */ | 156 | /* Vendor & product info */ |
@@ -153,25 +163,11 @@ struct edid { | |||
153 | u8 version; | 163 | u8 version; |
154 | u8 revision; | 164 | u8 revision; |
155 | /* Display info: */ | 165 | /* Display info: */ |
156 | /* input definition */ | 166 | u8 input; |
157 | u8 serration_vsync:1; | ||
158 | u8 sync_on_green:1; | ||
159 | u8 composite_sync:1; | ||
160 | u8 separate_syncs:1; | ||
161 | u8 blank_to_black:1; | ||
162 | u8 video_level:2; | ||
163 | u8 digital:1; /* bits below must be zero if set */ | ||
164 | u8 width_cm; | 167 | u8 width_cm; |
165 | u8 height_cm; | 168 | u8 height_cm; |
166 | u8 gamma; | 169 | u8 gamma; |
167 | /* feature support */ | 170 | u8 features; |
168 | u8 default_gtf:1; | ||
169 | u8 preferred_timing:1; | ||
170 | u8 standard_color:1; | ||
171 | u8 display_type:2; /* 00=mono, 01=rgb, 10=non-rgb, 11=unknown */ | ||
172 | u8 pm_active_off:1; | ||
173 | u8 pm_suspend:1; | ||
174 | u8 pm_standby:1; | ||
175 | /* Color characteristics */ | 171 | /* Color characteristics */ |
176 | u8 red_green_lo; | 172 | u8 red_green_lo; |
177 | u8 black_white_lo; | 173 | u8 black_white_lo; |
@@ -195,8 +191,6 @@ struct edid { | |||
195 | u8 checksum; | 191 | u8 checksum; |
196 | } __attribute__((packed)); | 192 | } __attribute__((packed)); |
197 | 193 | ||
198 | #endif /* little endian structs */ | ||
199 | |||
200 | #define EDID_PRODUCT_ID(e) ((e)->prod_code[0] | ((e)->prod_code[1] << 8)) | 194 | #define EDID_PRODUCT_ID(e) ((e)->prod_code[0] | ((e)->prod_code[1] << 8)) |
201 | 195 | ||
202 | #endif /* __DRM_EDID_H__ */ | 196 | #endif /* __DRM_EDID_H__ */ |