diff options
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 840 |
1 files changed, 273 insertions, 567 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index dce5c4a..96e9631 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -33,6 +33,11 @@ #include <linux/i2c-algo-bit.h> #include "drmP.h" #include "drm_edid.h" +#include "drm_edid_modes.h" + +#define version_greater(edid, maj, min) \ + (((edid)->version > (maj)) || \ + ((edid)->version == (maj) && (edid)->revision > (min))) #define EDID_EST_TIMINGS 16 #define EDID_STD_TIMINGS 8 @@ -62,6 +67,13 @@ /* use +hsync +vsync for detailed mode */ #define EDID_QUIRK_DETAILED_SYNC_PP (1 << 6) +struct detailed_mode_closure { + struct drm_connector *connector; + struct edid *edid; + bool preferred; + u32 quirks; + int modes; +}; #define LEVEL_DMT 0 #define LEVEL_GTF 1 @@ -375,7 +387,6 @@ static u32 edid_get_quirks(struct edid *edid) #define MODE_SIZE(m) ((m)->hdisplay * (m)->vdisplay) #define MODE_REFRESH_DIFF(m,r) (abs((m)->vrefresh - target_refresh)) - /** * edid_fixup_preferred - set preferred modes based on quirk list * @connector: has mode list to fix up @@ -422,245 +433,6 @@ static void edid_fixup_preferred(struct drm_connector *connector, preferred_mode->type |= DRM_MODE_TYPE_PREFERRED; } -/* - * Add the Autogenerated from the DMT spec. - * This table is copied from xfree86/modes/xf86EdidModes.c. - * But the mode with Reduced blank feature is deleted. - */ -static struct drm_display_mode drm_dmt_modes[] = { - /* 640x350@85Hz */ - { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 31500, 640, 672, - 736, 832, 0, 350, 382, 385, 445, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 640x400@85Hz */ - { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 31500, 640, 672, - 736, 832, 0, 400, 401, 404, 445, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 720x400@85Hz */ - { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 756, - 828, 936, 0, 400, 401, 404, 446, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 640x480@60Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, - 752, 800, 0, 480, 489, 492, 525, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 640x480@72Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664, - 704, 832, 0, 480, 489, 492, 520, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 640x480@75Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656, - 720, 840, 0, 480, 481, 484, 500, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 640x480@85Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 36000, 640, 696, - 752, 832, 0, 480, 481, 484, 509, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 800x600@56Hz */ - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824, - 896, 1024, 0, 600, 601, 603, 625, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 800x600@60Hz */ - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, - 968, 1056, 0, 600, 601, 605, 628, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 800x600@72Hz */ - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856, - 976, 1040, 0, 600, 637, 643, 666, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 800x600@75Hz */ - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816, - 896, 1056, 0, 600, 601, 604, 625, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 800x600@85Hz */ - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 56250, 800, 832, - 896, 1048, 0, 600, 601, 604, 631, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 848x480@60Hz */ - { DRM_MODE("848x480", DRM_MODE_TYPE_DRIVER, 33750, 848, 864, - 976, 1088, 0, 480, 486, 494, 517, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1024x768@43Hz, interlace */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 44900, 1024, 1032, - 1208, 1264, 0, 768, 768, 772, 817, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | - DRM_MODE_FLAG_INTERLACE) }, - /* 1024x768@60Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, - 1184, 1344, 0, 768, 771, 777, 806, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 1024x768@70Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048, - 1184, 1328, 0, 768, 771, 777, 806, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 1024x768@75Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040, - 1136, 1312, 0, 768, 769, 772, 800, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1024x768@85Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 94500, 1024, 1072, - 1168, 1376, 0, 768, 769, 772, 808, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1152x864@75Hz */ - { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, - 1344, 1600, 0, 864, 865, 868, 900, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x768@60Hz */ - { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344, - 1472, 1664, 0, 768, 771, 778, 798, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x768@75Hz */ - { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 102250, 1280, 1360, - 1488, 1696, 0, 768, 771, 778, 805, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 1280x768@85Hz */ - { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 117500, 1280, 1360, - 1496, 1712, 0, 768, 771, 778, 809, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x800@60Hz */ - { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352, - 1480, 1680, 0, 800, 803, 809, 831, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, - /* 1280x800@75Hz */ - { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 106500, 1280, 1360, - 1488, 1696, 0, 800, 803, 809, 838, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x800@85Hz */ - { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 122500, 1280, 1360, - 1496, 1712, 0, 800, 803, 809, 843, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x960@60Hz */ - { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376, - 1488, 1800, 0, 960, 961, 964, 1000, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x960@85Hz */ - { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1344, - 1504, 1728, 0, 960, 961, 964, 1011, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x1024@60Hz */ - { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328, - 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x1024@75Hz */ - { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296, - 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1280x1024@85Hz */ - { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 157500, 1280, 1344, - 1504, 1728, 0, 1024, 1025, 1028, 1072, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1360x768@60Hz */ - { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424, - 1536, 1792, 0, 768, 771, 777, 795, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1440x1050@60Hz */ - { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488, - 1632, 1864, 0, 1050, 1053, 1057, 1089, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1440x1050@75Hz */ - { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 156000, 1400, 1504, - 1648, 1896, 0, 1050, 1053, 1057, 1099, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1440x1050@85Hz */ - { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 179500, 1400, 1504, - 1656, 1912, 0, 1050, 1053, 1057, 1105, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1440x900@60Hz */ - { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520, - 1672, 1904, 0, 900, 903, 909, 934, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1440x900@75Hz */ - { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 136750, 1440, 1536, - 1688, 1936, 0, 900, 903, 909, 942, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1440x900@85Hz */ - { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 157000, 1440, 1544, - 1696, 1952, 0, 900, 903, 909, 948, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1600x1200@60Hz */ - { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664, - 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1600x1200@65Hz */ - { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 175500, 1600, 1664, - 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1600x1200@70Hz */ - { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 189000, 1600, 1664, - 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1600x1200@75Hz */ - { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 202500, 1600, 1664, - 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1600x1200@85Hz */ - { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 229500, 1600, 1664, - 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1680x1050@60Hz */ - { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784, - 1960, 2240, 0, 1050, 1053, 1059, 1089, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1680x1050@75Hz */ - { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 187000, 1680, 1800, - 1976, 2272, 0, 1050, 1053, 1059, 1099, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1680x1050@85Hz */ - { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 214750, 1680, 1808, - 1984, 2288, 0, 1050, 1053, 1059, 1105, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1792x1344@60Hz */ - { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920, - 2120, 2448, 0, 1344, 1345, 1348, 1394, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1729x1344@75Hz */ - { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 261000, 1792, 1888, - 2104, 2456, 0, 1344, 1345, 1348, 1417, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1853x1392@60Hz */ - { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952, - 2176, 2528, 0, 1392, 1393, 1396, 1439, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1856x1392@75Hz */ - { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 288000, 1856, 1984, - 2208, 2560, 0, 1392, 1395, 1399, 1500, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1920x1200@60Hz */ - { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056, - 2256, 2592, 0, 1200, 1203, 1209, 1245, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1920x1200@75Hz */ - { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 245250, 1920, 2056, - 2264, 2608, 0, 1200, 1203, 1209, 1255, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1920x1200@85Hz */ - { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 281250, 1920, 2064, - 2272, 2624, 0, 1200, 1203, 1209, 1262, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1920x1440@60Hz */ - { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048, - 2256, 2600, 0, 1440, 1441, 1444, 1500, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 1920x1440@75Hz */ - { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2064, - 2288, 2640, 0, 1440, 1441, 1444, 1500, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 2560x1600@60Hz */ - { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752, - 3032, 3504, 0, 1600, 1603, 1609, 1658, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 2560x1600@75HZ */ - { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 443250, 2560, 2768, - 3048, 3536, 0, 1600, 1603, 1609, 1672, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, - /* 2560x1600@85HZ */ - { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 505250, 2560, 2768, - 3048, 3536, 0, 1600, 1603, 1609, 1682, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, -}; -static const int drm_num_dmt_modes = - sizeof(drm_dmt_modes) / sizeof(struct drm_display_mode); - struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, int hsize, int vsize, int fresh) { @@ -685,6 +457,46 @@ EXPORT_SYMBOL(drm_mode_find_dmt); typedef void detailed_cb(struct detailed_timing *timing, void *closure); static void +cea_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure) +{ + int i, n = 0; + u8 rev = ext[0x01], d = ext[0x02]; + u8 *det_base = ext + d; + + switch (rev) { + case 0: + /* can't happen */ + return; + case 1: + /* have to infer how many blocks we have, check pixel clock */ + for (i = 0; i < 6; i++) + if (det_base[18*i] || det_base[18*i+1]) + n++; + break; + default: + /* explicit count */ + n = min(ext[0x03] & 0x0f, 6); + break; + } + + for (i = 0; i < n; i++) + cb((struct detailed_timing *)(det_base + 18 * i), closure); +} + +static void +vtb_for_each_detailed_block(u8 *ext, detailed_cb *cb, void *closure) +{ + unsigned int i, n = min((int)ext[0x02], 6); + u8 *det_base = ext + 5; + + if (ext[0x01] != 1) + return; /* unknown version */ + + for (i = 0; i < n; i++) + cb((struct detailed_timing *)(det_base + 18 * i), closure); +} + +static void drm_for_each_detailed_block(u8 *raw_edid, detailed_cb *cb, void *closure) { int i; @@ -696,7 +508,19 @@ drm_for_each_detailed_block(u8 *raw_edid, detailed_cb *cb, void *closure) for (i = 0; i < EDID_DETAILED_TIMINGS; i++) cb(&(edid->detailed_timings[i]), closure); - /* XXX extension block walk */ + for (i = 1; i <= raw_edid[0x7e]; i++) { + u8 *ext = raw_edid + (i * EDID_LENGTH); + switch (*ext) { + case CEA_EXT: + cea_for_each_detailed_block(ext, cb, closure); + break; + case VTB_EXT: + vtb_for_each_detailed_block(ext, cb, closure); + break; + default: + break; + } + } } static void @@ -1047,117 +871,6 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, return mode; } -/* - * Detailed mode info for the EDID "established modes" data to use. - */ -static struct drm_display_mode edid_est_modes[] = { - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, - 968, 1056, 0, 600, 601, 605, 628, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@60Hz */ - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824, - 896, 1024, 0, 600, 601, 603, 625, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@56Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656, - 720, 840, 0, 480, 481, 484, 500, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@75Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664, - 704, 832, 0, 480, 489, 491, 520, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@72Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 30240, 640, 704, - 768, 864, 0, 480, 483, 486, 525, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@67Hz */ - { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25200, 640, 656, - 752, 800, 0, 480, 490, 492, 525, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 640x480@60Hz */ - { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 738, - 846, 900, 0, 400, 421, 423, 449, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 720x400@88Hz */ - { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 28320, 720, 738, - 846, 900, 0, 400, 412, 414, 449, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 720x400@70Hz */ - { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296, - 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1280x1024@75Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78800, 1024, 1040, - 1136, 1312, 0, 768, 769, 772, 800, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1024x768@75Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048, - 1184, 1328, 0, 768, 771, 777, 806, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@70Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, - 1184, 1344, 0, 768, 771, 777, 806, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 1024x768@60Hz */ - { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER,44900, 1024, 1032, - 1208, 1264, 0, 768, 768, 776, 817, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC | DRM_MODE_FLAG_INTERLACE) }, /* 1024x768@43Hz */ - { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 57284, 832, 864, - 928, 1152, 0, 624, 625, 628, 667, 0, - DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, /* 832x624@75Hz */ - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816, - 896, 1056, 0, 600, 601, 604, 625, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@75Hz */ - { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856, - 976, 1040, 0, 600, 637, 643, 666, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 800x600@72Hz */ - { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, - 1344, 1600, 0, 864, 865, 868, 900, 0, - DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, /* 1152x864@75Hz */ -}; - -/** - * add_established_modes - get est. modes from EDID and add them - * @edid: EDID block to scan - * - * Each EDID block contains a bitmap of the supported "established modes" list - * (defined above). Tease them out and add them to the global modes list. - */ -static int add_established_modes(struct drm_connector *connector, struct edid *edid) -{ - struct drm_device *dev = connector->dev; - unsigned long est_bits = edid->established_timings.t1 | - (edid->established_timings.t2 << 8) | - ((edid->established_timings.mfg_rsvd & 0x80) << 9); - int i, modes = 0; - - for (i = 0; i <= EDID_EST_TIMINGS; i++) - if (est_bits & (1<<i)) { - struct drm_display_mode *newmode; - newmode = drm_mode_duplicate(dev, &edid_est_modes[i]); - if (newmode) { - drm_mode_probed_add(connector, newmode); - modes++; - } - } - - return modes; -} - -/** - * add_standard_modes - get std. modes from EDID and add them - * @edid: EDID block to scan - * - * Standard modes can be calculated using the CVT standard. Grab them from - * @edid, calculate them, and add them to the list. - */ -static int add_standard_modes(struct drm_connector *connector, struct edid *edid) -{ - int i, modes = 0; - - for (i = 0; i < EDID_STD_TIMINGS; i++) { - struct drm_display_mode *newmode; - - newmode = drm_mode_std(connector, edid, - &edid->standard_timings[i], - edid->revision); - if (newmode) { - drm_mode_probed_add(connector, newmode); - modes++; - } - } - - return modes; -} - static bool mode_is_rb(struct drm_display_mode *mode) { @@ -1267,113 +980,33 @@ drm_gtf_modes_for_range(struct drm_connector *connector, struct edid *edid, return modes; } -static int drm_cvt_modes(struct drm_connector *connector, - struct detailed_timing *timing) +static void +do_inferred_modes(struct detailed_timing *timing, void *c) { - int i, j, modes = 0; - struct drm_display_mode *newmode; - struct drm_device *dev = connector->dev; - struct cvt_timing *cvt; - const int rates[] = { 60, 85, 75, 60, 50 }; - const u8 empty[3] = { 0, 0, 0 }; - - for (i = 0; i < 4; i++) { - int uninitialized_var(width), height; - cvt = &(timing->data.other_data.data.cvt[i]); + struct detailed_mode_closure *closure = c; + struct detailed_non_pixel *data = &timing->data.other_data; + int gtf = (closure->edid->features & DRM_EDID_FEATURE_DEFAULT_GTF); - if (!memcmp(cvt->code, empty, 3)) - continue; + if (gtf && data->type == EDID_DETAIL_MONITOR_RANGE) + closure->modes += drm_gtf_modes_for_range(closure->connector, + closure->edid, + timing); +} - height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2; - switch (cvt->code[1] & 0x0c) { - case 0x00: - width = height * 4 / 3; - break; - case 0x04: - width = height * 16 / 9; - break; - case 0x08: - width = height * 16 / 10; - break; - case 0x0c: - width = height * 15 / 9; - break; - } +static int +add_inferred_modes(struct drm_connector *connector, struct edid *edid) +{ + struct detailed_mode_closure closure = { + connector, edid, 0, 0, 0 + }; - for (j = 1; j < 5; j++) { - if (cvt->code[2] & (1 << j)) { - newmode = drm_cvt_mode(dev, width, height, - rates[j], j == 0, - false, false); - if (newmode) { - drm_mode_probed_add(connector, newmode); - modes++; - } - } - } - } + if (version_greater(edid, 1, 0)) + drm_for_each_detailed_block((u8 *)edid, do_inferred_modes, + &closure); - return modes; + return closure.modes; } -static const struct { - short w; - short h; - short r; - short rb; -} est3_modes[] = { - /* byte 6 */ - { 640, 350, 85, 0 }, - { 640, 400, 85, 0 }, - { 720, 400, 85, 0 }, - { 640, 480, 85, 0 }, - { 848, 480, 60, 0 }, - { 800, 600, 85, 0 }, - { 1024, 768, 85, 0 }, - { 1152, 864, 75, 0 }, - /* byte 7 */ - { 1280, 768, 60, 1 }, - { 1280, 768, 60, 0 }, - { 1280, 768, 75, 0 }, - { 1280, 768, 85, 0 }, - { 1280, 960, 60, 0 }, - { 1280, 960, 85, 0 }, - { 1280, 1024, 60, 0 }, - { 1280, 1024, 85, 0 }, - /* byte 8 */ - { 1360, 768, 60, 0 }, - { 1440, 900, 60, 1 }, - { 1440, 900, 60, 0 }, - { 1440, 900, 75, 0 }, - { 1440, 900, 85, 0 }, - { 1400, 1050, 60, 1 }, - { 1400, 1050, 60, 0 }, - { 1400, 1050, 75, 0 }, - /* byte 9 */ - { 1400, 1050, 85, 0 }, - { 1680, 1050, 60, 1 }, - { 1680, 1050, 60, 0 }, - { 1680, 1050, 75, 0 }, - { 1680, 1050, 85, 0 }, - { 1600, 1200, 60, 0 }, - { 1600, 1200, 65, 0 }, - { 1600, 1200, 70, 0 }, - /* byte 10 */ - { 1600, 1200, 75, 0 }, - { 1600, 1200, 85, 0 }, - { 1792, 1344, 60, 0 }, - { 1792, 1344, 85, 0 }, - { 1856, 1392, 60, 0 }, - { 1856, 1392, 75, 0 }, - { 1920, 1200, 60, 1 }, - { 1920, 1200, 60, 0 }, - /* byte 11 */ - { 1920, 1200, 75, 0 }, - { 1920, 1200, 85, 0 }, - { 1920, 1440, 60, 0 }, - { 1920, 1440, 75, 0 }, -}; - static int drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing) { @@ -1403,37 +1036,63 @@ drm_est3_modes(struct drm_connector *connector, struct detailed_timing *timing) return modes; } -static int add_detailed_modes(struct drm_connector *connector, - struct detailed_timing *timing, - struct edid *edid, u32 quirks, int preferred) +static void +do_established_modes(struct detailed_timing *timing, void *c) { - int i, modes = 0; + struct detailed_mode_closure *closure = c; struct detailed_non_pixel *data = &timing->data.other_data; - int gtf = (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF); - struct drm_display_mode *newmode; - struct drm_device *dev = connector->dev; - if (timing->pixel_clock) { - newmode = drm_mode_detailed(dev, edid, timing, quirks); - if (!newmode) - return 0; + if (data->type == EDID_DETAIL_EST_TIMINGS) + closure->modes += drm_est3_modes(closure->connector, timing); +} - if (preferred) - newmode->type |= DRM_MODE_TYPE_PREFERRED; +/** + * add_established_modes - get est. modes from EDID and add them + * @edid: EDID block to scan + * + * Each EDID block contains a bitmap of the supported "established modes" list + * (defined above). Tease them out and add them to the global modes list. + */ +static int +add_established_modes(struct drm_connector *connector, struct edid *edid) +{ + struct drm_device *dev = connector->dev; + unsigned long est_bits = edid->established_timings.t1 | + (edid->established_timings.t2 << 8) | + ((edid->established_timings.mfg_rsvd & 0x80) << 9); + int i, modes = 0; + struct detailed_mode_closure closure = { + connector, edid, 0, 0, 0 + }; - drm_mode_probed_add(connector, newmode); - return 1; + for (i = 0; i <= EDID_EST_TIMINGS; i++) { + if (est_bits & (1<<i)) { + struct drm_display_mode *newmode; + newmode = drm_mode_duplicate(dev, &edid_est_modes[i]); + if (newmode) { + drm_mode_probed_add(connector, newmode); + modes++; + } + } } - /* other timing types */ - switch (data->type) { - case EDID_DETAIL_MONITOR_RANGE: - if (gtf) - modes += drm_gtf_modes_for_range(connector, edid, - timing); - break; - case EDID_DETAIL_STD_MODES: - /* Six modes per detailed section */ + if (version_greater(edid, 1, 0)) + drm_for_each_detailed_block((u8 *)edid, + do_established_modes, &closure); + + return modes + closure.modes; +} + +static void +do_standard_modes(struct detailed_timing *timing, void *c) +{ + struct detailed_mode_closure *closure = c; + struct detailed_non_pixel *data = &timing->data.other_data; + struct drm_connector *connector = closure->connector; + struct edid *edid = closure->edid; + + if (data->type == EDID_DETAIL_STD_MODES) { + int i; for (i = 0; i < 6; i++) { struct std_timing *std; struct drm_display_mode *newmode; @@ -1443,108 +1102,169 @@ static int add_detailed_modes(struct drm_connector *connector, edid->revision); if (newmode) { drm_mode_probed_add(connector, newmode); - modes++; + closure->modes++; } } - break; - case EDID_DETAIL_CVT_3BYTE: - modes += drm_cvt_modes(connector, timing); - break; - case EDID_DETAIL_EST_TIMINGS: - modes += drm_est3_modes(connector, timing); - break; - default: - break; } - - return modes; } /** - * add_detailed_info - get detailed mode info from EDID data - * @connector: attached connector + * add_standard_modes - get std. modes from EDID and add them * @edid: EDID block to scan - * @quirks: quirks to apply * - * Some of the detailed timing sections may contain mode information. Grab - * it and add it to the list. + * Standard modes can be calculated using the appropriate standard (DMT, + * GTF or CVT. Grab them from @edid and add them to the list. */ -static int add_detailed_info(struct drm_connector *connector, - struct edid *edid, u32 quirks) +static int +add_standard_modes(struct drm_connector *connector, struct edid *edid) { int i, modes = 0; + struct detailed_mode_closure closure = { + connector, edid, 0, 0, 0 + }; + + for (i = 0; i < EDID_STD_TIMINGS; i++) { + struct drm_display_mode *newmode; + + newmode = drm_mode_std(connector, edid, + &edid->standard_timings[i], + edid->revision); + if (newmode) { + drm_mode_probed_add(connector, newmode); + modes++; + } + } + + if (version_greater(edid, 1, 0)) + drm_for_each_detailed_block((u8 *)edid, do_standard_modes, + &closure); + + /* XXX should also look for standard codes in VTB blocks */ + + return modes + closure.modes; +} - for (i = 0; i < EDID_DETAILED_TIMINGS; i++) { - struct detailed_timing *timing = &edid->detailed_timings[i]; - int preferred = (i == 0); +static int drm_cvt_modes(struct drm_connector *connector, + struct detailed_timing *timing) +{ + int i, j, modes = 0; + struct drm_display_mode *newmode; + struct drm_device *dev = connector->dev; + struct cvt_timing *cvt; + const int rates[] = { 60, 85, 75, 60, 50 }; + const u8 empty[3] = { 0, 0, 0 }; - if (preferred && edid->version == 1 && edid->revision < 4) - preferred = (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING); + for (i = 0; i < 4; i++) { + int uninitialized_var(width), height; + cvt = &(timing->data.other_data.data.cvt[i]); - /* In 1.0, only timings are allowed */ - if (!timing->pixel_clock && edid->version == 1 && - edid->revision == 0) + if (!memcmp(cvt->code, empty, 3)) continue; - modes += add_detailed_modes(connector, timing, edid, quirks, - preferred); + height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2; + switch (cvt->code[1] & 0x0c) { + case 0x00: + width = height * 4 / 3; + break; + case 0x04: + width = height * 16 / 9; + break; + case 0x08: + width = height * 16 / 10; + break; + case 0x0c: + width = height * 15 / 9; + break; + } + + for (j = 1; j < 5; j++) { + if (cvt->code[2] & (1 << j)) { + newmode = drm_cvt_mode(dev, width, height, + rates[j], j == 0, + false, false); + if (newmode) { + drm_mode_probed_add(connector, newmode); + modes++; + } + } + } } return modes; } -/** - * add_detailed_mode_eedid - get detailed mode info from addtional timing - * EDID block - * @connector: attached connector - * @edid: EDID block to scan(It is only to get addtional timing EDID block) - * @quirks: quirks to apply - * - * Some of the detailed timing sections may contain mode information. Grab - * it and add it to the list. - */ -static int add_detailed_info_eedid(struct drm_connector *connector, - struct edid *edid, u32 quirks) +static void +do_cvt_mode(struct detailed_timing *timing, void *c) { - int i, modes = 0; - char *edid_ext = NULL; - struct detailed_timing *timing; - int start_offset, end_offset; + struct detailed_mode_closure *closure = c; + struct detailed_non_pixel *data = &timing->data.other_data; - if (edid->version == 1 && edid->revision < 3) - return 0; - if (!edid->extensions) - return 0; + if (data->type == EDID_DETAIL_CVT_3BYTE) + closure->modes += drm_cvt_modes(closure->connector, timing); +} - /* Find CEA extension */ - for (i = 0; i < edid->extensions; i++) { - edid_ext = (char *)edid + EDID_LENGTH * (i + 1); - if (edid_ext[0] == 0x02) - break; - } +static int +add_cvt_modes(struct drm_connector *connector, struct edid *edid) +{ + struct detailed_mode_closure closure = { + connector, edid, 0, 0, 0 + }; - if (i == edid->extensions) - return 0; + if (version_greater(edid, 1, 2)) + drm_for_each_detailed_block((u8 *)edid, do_cvt_mode, &closure); - /* Get the start offset of detailed timing block */ - start_offset = edid_ext[2]; - if (start_offset == 0) { - /* If the start_offset is zero, it means that neither detailed - * info nor data block exist. In such case it is also - * unnecessary to parse the detailed timing info. - */ - return 0; - } + /* XXX should also look for CVT codes in VTB blocks */ - end_offset = EDID_LENGTH; - end_offset -= sizeof(struct detailed_timing); - for (i = start_offset; i < end_offset; - i += sizeof(struct detailed_timing)) { - timing = (struct detailed_timing *)(edid_ext + i); - modes += add_detailed_modes(connector, timing, edid, quirks, 0); + return closure.modes; +} + +static void +do_detailed_mode(struct detailed_timing *timing, void *c) +{ + struct detailed_mode_closure *closure = c; + struct drm_display_mode *newmode; + + if (timing->pixel_clock) { + newmode = drm_mode_detailed(closure->connector->dev, + closure->edid, timing, + closure->quirks); + if (!newmode) + return; + + if (closure->preferred) + newmode->type |= DRM_MODE_TYPE_PREFERRED; + + drm_mode_probed_add(closure->connector, newmode); + closure->modes++; + closure->preferred = 0; } +} - return modes; +/* + * add_detailed_modes - Add modes from detailed timings + * @connector: attached connector + * @edid: EDID block to scan + * @quirks: quirks to apply + */ +static int +add_detailed_modes(struct drm_connector *connector, struct edid *edid, + u32 quirks) +{ + struct detailed_mode_closure closure = { + connector, + edid, + 1, + quirks, + 0 + }; + + if (closure.preferred && !version_greater(edid, 1, 3)) + closure.preferred = + (edid->features & DRM_EDID_FEATURE_PREFERRED_TIMING); + + drm_for_each_detailed_block((u8 *)edid, do_detailed_mode, &closure); + + return closure.modes; } #define HDMI_IDENTIFIER 0x000C03 @@ -1640,35 +1360,21 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid) * - established timing codes * - modes inferred from GTF or CVT range information * - * We don't quite implement this yet, but we're close. + * We get this pretty much right. * * XXX order for additional mode types in extension blocks? */ - num_modes += add_detailed_info(connector, edid, quirks); - num_modes += add_detailed_info_eedid(connector, edid, quirks); + num_modes += add_detailed_modes(connector, edid, quirks); + num_modes += add_cvt_modes(connector, edid); num_modes += add_standard_modes(connector, edid); num_modes += add_established_modes(connector, edid); + num_modes += add_inferred_modes(connector, edid); if (quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75)) edid_fixup_preferred(connector, quirks); - connector->display_info.serration_vsync = (edid->input & DRM_EDID_INPUT_SERRATION_VSYNC) ? 1 : 0; - connector->display_info.sync_on_green = (edid->input & DRM_EDID_INPUT_SYNC_ON_GREEN) ? 1 : 0; - connector->display_info.composite_sync = (edid->input & DRM_EDID_INPUT_COMPOSITE_SYNC) ? 1 : 0; - connector->display_info.separate_syncs = (edid->input & DRM_EDID_INPUT_SEPARATE_SYNCS) ? 1 : 0; - connector->display_info.blank_to_black = (edid->input & DRM_EDID_INPUT_BLANK_TO_BLACK) ? 1 : 0; - connector->display_info.video_level = (edid->input & DRM_EDID_INPUT_VIDEO_LEVEL) >> 5; - connector->display_info.digital = (edid->input & DRM_EDID_INPUT_DIGITAL) ? 1 : 0; connector->display_info.width_mm = edid->width_cm * 10; connector->display_info.height_mm = edid->height_cm * 10; - connector->display_info.gamma = edid->gamma; - connector->display_info.gtf_supported = (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF) ? 1 : 0; - connector->display_info.standard_color = (edid->features & DRM_EDID_FEATURE_STANDARD_COLOR) ? 1 : 0; - connector->display_info.display_type = (edid->features & DRM_EDID_FEATURE_DISPLAY_TYPE) >> 3; - connector->display_info.active_off_supported = (edid->features & DRM_EDID_FEATURE_PM_ACTIVE_OFF) ? 1 : 0; - connector->display_info.suspend_supported = (edid->features & DRM_EDID_FEATURE_PM_SUSPEND) ? 1 : 0; - connector->display_info.standby_supported = (edid->features & DRM_EDID_FEATURE_PM_STANDBY) ? 1 : 0; - connector->display_info.gamma = edid->gamma; return num_modes; } |