[PATCH 8/9] handle cea-ext data block and insert mode into mode list.
Ma Ling
ling.ma at intel.com
Wed Feb 11 01:17:25 PST 2009
select appropriate mode form video data blocks of CEA extension, then insert them into mode list.
---
hw/xfree86/ddc/interpret_edid.c | 56 +++++++++++++++++++++
hw/xfree86/ddc/xf86DDC.h | 3 +
hw/xfree86/modes/xf86EdidModes.c | 102 ++++++++++++++++++++++++++++++++++++++
3 files changed, 161 insertions(+), 0 deletions(-)
diff --git a/hw/xfree86/ddc/interpret_edid.c b/hw/xfree86/ddc/interpret_edid.c
index d2a9fb4..194d182 100644
--- a/hw/xfree86/ddc/interpret_edid.c
+++ b/hw/xfree86/ddc/interpret_edid.c
@@ -253,6 +253,62 @@ void xf86ForEachDetailedBlock(xf86MonPtr mon,
}
}
+static void extract_cea_data_block(Uchar *ext, int data_type, void *data)
+{
+ struct cea_ext_body *cea;
+ struct cea_data_blk *data_collection;
+ struct cea_data_blk *data_end;
+
+ cea = (struct cea_ext_body *)ext;
+
+ if (cea->dt_offset <= CEA_EXT_MIN_DATA_OFFSET)
+ return;
+
+ data_collection = &cea->data_collection;
+ data_end = (struct cea_data_blk *)(cea->dt_offset + ext);
+
+ for ( ;data_collection < data_end;) {
+
+ if (data_type == data_collection->tag) {
+ *((struct cea_data_blk **)data) = data_collection;
+ return;
+ }
+ data_collection = (unsigned char *)data_collection +
+ data_collection->len + 1 ;
+ }
+}
+
+void xf86FetchDataBlock(xf86MonPtr mon,
+ int ext_type, int data_type,
+ void *data)
+{
+ int i;
+ Uchar *ext;
+
+ if (mon == NULL)
+ return;
+
+ for (i = 0; i < mon->no_sections; i++) {
+ ext = mon->rawData + EDID1_LEN * (i + 1);
+ if (ext[EXT_TAG] == ext_type)
+ break;
+ }
+ /* return if don't find corresponding extension type */
+ if (i == mon->no_sections)
+ return;
+
+ switch (ext[EXT_TAG]){
+ case CEA_EXT:
+ extract_cea_data_block(ext, data_type, data);
+ break;
+ case VTB_EXT:
+ case DI_EXT:
+ case LS_EXT:
+ case MI_EXT:
+ break;
+ }
+}
+
xf86MonPtr
xf86InterpretEEDID(int scrnIndex, Uchar *block)
{
diff --git a/hw/xfree86/ddc/xf86DDC.h b/hw/xfree86/ddc/xf86DDC.h
index 0f4f65f..81ead53 100644
--- a/hw/xfree86/ddc/xf86DDC.h
+++ b/hw/xfree86/ddc/xf86DDC.h
@@ -106,4 +106,7 @@ xf86DDCDetectQuirks(int scrnIndex, xf86MonPtr DDC, Bool verbose);
void xf86DetTimingApplyQuirks(struct detailed_monitor_section *det_mon,
ddc_quirk_t quirks, int hsize, int vsize);
+void xf86FetchDataBlock(xf86MonPtr mon,
+ int ext_type, int data_type,
+ void *data);
#endif
diff --git a/hw/xfree86/modes/xf86EdidModes.c b/hw/xfree86/modes/xf86EdidModes.c
index 97c40bf..4760316 100644
--- a/hw/xfree86/modes/xf86EdidModes.c
+++ b/hw/xfree86/modes/xf86EdidModes.c
@@ -741,6 +741,104 @@ xf86DDCSetPreferredRefresh(int scrnIndex, DisplayModePtr modes,
best->type |= M_T_PREFERRED;
}
+#define CEA_VIDEO_MODES_NUM 64
+static const DisplayModeRec CEAVideoModes[CEA_VIDEO_MODES_NUM] = {
+ { MODEPREFIX, 25175, 640, 656, 752, 800, 0, 480, 490, 492, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 1:640x480 at 60Hz */
+ { MODEPREFIX, 27000, 720, 736, 798, 858, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 2:720x480 at 60Hz */
+ { MODEPREFIX, 27000, 720, 736, 798, 858, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 3:720x480 at 60Hz */
+ { MODEPREFIX, 74250, 1280, 1390, 1430, 1650, 0, 720, 725, 730, 750, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 4: 1280x720 at 60Hz */
+ { MODEPREFIX, 74250, 1920, 2008, 2052, 2200, 0, 1080, 1084, 1094, 1125, 0, V_PHSYNC | V_PVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 5:1920x1080i at 60Hz */
+ { MODEPREFIX, 27000, 1440, 1478, 1602, 1716, 0, 480, 488, 494, 525, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 6:1440x480i at 60Hz */
+ { MODEPREFIX, 27000, 1440, 1478, 1602, 1716, 0, 480, 488, 494, 525, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 7:1440x480i at 60Hz */
+ { MODEPREFIX, 27000, 1440, 1478, 1602, 1716, 0, 240, 244, 247, 262, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 8:1440x240 at 60Hz */
+ { MODEPREFIX, 27000, 1440, 1478, 1602, 1716, 0, 240, 244, 247, 262, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 9:1440x240 at 60Hz */
+ { MODEPREFIX, 54000, 2880, 2956, 3204, 3432, 0, 480, 488, 494, 525, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 10:2880x480i at 60Hz */
+ { MODEPREFIX, 54000, 2880, 2956, 3204, 3432, 0, 480, 488, 494, 525, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 11:2880x480i at 60Hz */
+ { MODEPREFIX, 54000, 2880, 2956, 3204, 3432, 0, 240, 244, 247, 262, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 12:2880x240 at 60Hz */
+ { MODEPREFIX, 54000, 2880, 2956, 3204, 3432, 0, 240, 244, 247, 262, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 13:2880x240 at 60Hz */
+ { MODEPREFIX, 54000, 1440, 1472, 1596, 1716, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 14:1440x480 at 60Hz */
+ { MODEPREFIX, 54000, 1440, 1472, 1596, 1716, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 15:1440x480 at 60Hz */
+ { MODEPREFIX, 148500, 1920, 2008, 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 16:1920x1080 at 60Hz */
+ { MODEPREFIX, 27000, 720, 732, 796, 864, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 17:720x576 at 50Hz */
+ { MODEPREFIX, 27000, 720, 732, 796, 864, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 18:720x576 at 50Hz */
+ { MODEPREFIX, 74250, 1280, 1720, 1760, 1980, 0, 720, 725, 730, 750, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 19: 1280x720 at 50Hz */
+ { MODEPREFIX, 74250, 1920, 2448, 2492, 2640, 0, 1080, 1084, 1094, 1125, 0, V_PHSYNC | V_PVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 20:1920x1080i at 50Hz */
+ { MODEPREFIX, 27000, 1440, 1464, 1590, 1728, 0, 576, 580, 586, 625, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 21:1440x576i at 50Hz */
+ { MODEPREFIX, 27000, 1440, 1464, 1590, 1728, 0, 576, 580, 586, 625, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 22:1440x576i at 50Hz */
+ { MODEPREFIX, 27000, 1440, 1464, 1590, 1728, 0, 288, 290, 293, 312, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 23:1440x288 at 50Hz */
+ { MODEPREFIX, 27000, 1440, 1464, 1590, 1728, 0, 288, 290, 293, 312, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 24:1440x288 at 50Hz */
+ { MODEPREFIX, 54000, 2880, 2928, 3180, 3456, 0, 576, 580, 586, 625, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 25:2880x576i at 50Hz */
+ { MODEPREFIX, 54000, 2880, 2928, 3180, 3456, 0, 576, 580, 586, 625, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 26:2880x576i at 50Hz */
+ { MODEPREFIX, 54000, 2880, 2928, 3180, 3456, 0, 288, 290, 293, 312, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 27:2880x288 at 50Hz */
+ { MODEPREFIX, 54000, 2880, 2928, 3180, 3456, 0, 288, 290, 293, 312, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 28:2880x288 at 50Hz */
+ { MODEPREFIX, 54000, 1440, 1464, 1592, 1728, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 29:1440x576 at 50Hz */
+ { MODEPREFIX, 54000, 1440, 1464, 1592, 1728, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 30:1440x576 at 50Hz */
+ { MODEPREFIX, 148500, 1920, 2448, 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 31:1920x1080 at 50Hz */
+ { MODEPREFIX, 74250, 1920, 2558, 2602, 2750, 0, 1080, 1084, 1089, 1125, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 32:1920x1080 at 24Hz */
+ { MODEPREFIX, 74250, 1920, 2448, 2492, 2640, 0, 1080, 1084, 1089, 1125, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 33:1920x1080 at 25Hz */
+ { MODEPREFIX, 74250, 1920, 2008, 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 34:1920x1080 at 30Hz */
+ { MODEPREFIX, 108000, 2880, 2944, 3192, 3432, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 35:2880x480 at 60Hz */
+ { MODEPREFIX, 108000, 2880, 2944, 3192, 3432, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 36:2880x480 at 60Hz */
+ { MODEPREFIX, 108000, 2880, 2928, 3184, 3456, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 37:2880x576 at 50Hz */
+ { MODEPREFIX, 108000, 2880, 2928, 3184, 3456, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 38:2880x576 at 50Hz */
+ { MODEPREFIX, 72000, 1920, 1952, 2120, 2304, 0, 1080, 1126, 1136, 1250, 0, V_PHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 39:1920x1080i at 50Hz */
+ { MODEPREFIX, 148500, 1920, 2448, 2492, 2640, 0, 1080, 1084, 1094, 1125, 0, V_PHSYNC | V_PVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 40:1920x1080i at 100Hz */
+ { MODEPREFIX, 148500, 1280, 1720, 1760, 1980, 0, 720, 725, 730, 750, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 41:1280x720 at 100Hz */
+ { MODEPREFIX, 54000, 720, 732, 796, 864, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 42:720x576 at 100Hz */
+ { MODEPREFIX, 54000, 720, 732, 796, 864, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 43:720x576 at 100Hz */
+ { MODEPREFIX, 54000, 1440, 1464, 1590, 1728, 0, 576, 580, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 44:1440x576i at 100Hz */
+ { MODEPREFIX, 54000, 1440, 1464, 1590, 1728, 0, 576, 580, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 45:1440x576i at 100Hz */
+ { MODEPREFIX, 148500, 1920, 2008, 2052, 2200, 0, 1080, 1084, 1094, 1125, 0, V_PHSYNC | V_PVSYNC | V_INTERLACE, MODESUFFIX }, /* VIC 46:1920x1080i at 120Hz */
+ { MODEPREFIX, 148500, 1280, 1390, 1430, 1650, 0, 720, 725, 730, 750, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 47:1280x720 at 120Hz */
+ { MODEPREFIX, 54000, 720, 736, 798, 858, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 48:720x480 at 120Hz */
+ { MODEPREFIX, 54000, 720, 736, 798, 858, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 49:720x480 at 120Hz */
+ { MODEPREFIX, 54000, 1440, 1478, 1602, 1716, 0, 480, 488, 494, 525, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX },/* VIC 50:1440x480i at 120Hz */
+ { MODEPREFIX, 54000, 1440, 1478, 1602, 1716, 0, 480, 488, 494, 525, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX },/* VIC 51:1440x480i at 120Hz */
+ { MODEPREFIX, 108000, 720, 732, 796, 864, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 52:720x576 at 200Hz */
+ { MODEPREFIX, 108000, 720, 732, 796, 864, 0, 576, 581, 586, 625, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 53:720x576 at 200Hz */
+ { MODEPREFIX, 108000, 1440, 1464, 1590, 1728, 0, 576, 580, 586, 625, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX },/* VIC 54:1440x576i at 200Hz */
+ { MODEPREFIX, 108000, 1440, 1464, 1590, 1728, 0, 576, 580, 586, 625, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX },/* VIC 55:1440x576i at 200Hz */
+ { MODEPREFIX, 108000, 720, 736, 798, 858, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 56:720x480 at 240Hz */
+ { MODEPREFIX, 108000, 720, 736, 798, 858, 0, 480, 489, 495, 525, 0, V_NHSYNC | V_NVSYNC, MODESUFFIX }, /* VIC 57:720x480 at 240Hz */
+ { MODEPREFIX, 108000, 1440, 1478, 1602, 1716, 0, 480, 488, 494, 525, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX },/* VIC 58:1440x480i at 240 */
+ { MODEPREFIX, 108000, 1440, 1478, 1602, 1716, 0, 480, 488, 494, 525, 0, V_NHSYNC | V_NVSYNC | V_INTERLACE, MODESUFFIX },/* VIC 59:1440x480i at 240 */
+ { MODEPREFIX, 59400, 1280, 3040, 3080, 3300, 0, 720, 725, 730, 750, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 60: 1280x720 at 24Hz */
+ { MODEPREFIX, 74250, 3700, 3740, 1430, 3960, 0, 720, 725, 730, 750, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 61: 1280x720 at 25Hz */
+ { MODEPREFIX, 74250, 1280, 3040, 3080, 3300, 0, 720, 725, 730, 750, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 62: 1280x720 at 30Hz */
+ { MODEPREFIX, 297000, 1920, 2008, 2052, 2200, 0, 1080, 1084, 1089, 1125, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 63: 1920x1080 at 120Hz */
+ { MODEPREFIX, 297000, 1920, 2448, 2492, 2640, 0, 1080, 1084, 1094, 1125, 0, V_PHSYNC | V_PVSYNC, MODESUFFIX }, /* VIC 64:1920x1080 at 100Hz */
+};
+
+static DisplayModePtr
+DDCModesFromCeaExtension(int scrnIndex, xf86MonPtr MonPtr)
+{
+ DisplayModePtr Modes = NULL, Mode = NULL;
+ struct cea_data_blk *data_collection;
+ struct cea_video_blk *video;
+ struct cea_video_blk *video_end;
+ int vid;
+
+ data_collection = NULL;
+ xf86FetchDataBlock(MonPtr, CEA_EXT,
+ CEA_VIDEO_BLK, &data_collection);
+ if (data_collection == NULL)
+ goto end;
+
+ video = &data_collection->u.video;
+ video_end = (struct cea_video_blk *)((Uchar *)video + data_collection->len);
+
+ for (; video < video_end; video = video + 1) {
+ vid = video ->video_code & 0x7f;
+ if (vid < CEA_VIDEO_MODES_NUM) {
+ Mode = xf86DuplicateMode(CEAVideoModes + vid);
+ Modes = xf86ModesAdd(Modes, Mode);
+ }
+ }
+
+end:
+ return Modes;
+}
+
struct det_modes_parameter {
xf86MonPtr DDC;
ddc_quirk_t quirks;
@@ -827,6 +925,10 @@ xf86DDCGetModes(int scrnIndex, xf86MonPtr DDC)
Mode = DDCModesFromStandardTiming(DDC->timings2, quirks, timing_level, rb);
Modes = xf86ModesAdd(Modes, Mode);
+ /* Add cea-extension mode timings */
+ Mode = DDCModesFromCeaExtension(scrnIndex,DDC);
+ Modes = xf86ModesAdd(Modes, Mode);
+
if (quirks & DDC_QUIRK_PREFER_LARGE_60)
xf86DDCSetPreferredRefresh(scrnIndex, Modes, 60);
--
1.5.4.4
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