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drm/edid: fixup detailed timings like the X server.

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this syncs the versioning check with the code the X server uses.

Reported-by: Anssi Hannula <anssi.hannula@iki.fi>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2009-08-15 12:25:08 +10:00
parent 616b843468
commit ebb177d2af
1 changed files with 33 additions and 37 deletions
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70
drivers/gpu/drm/drm_edid.c
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@ -502,12 +502,40 @@ static int add_detailed_info(struct drm_connector *connector,
struct detailed_non_pixel *data = &timing->data.other_data;
struct drm_display_mode *newmode;
/* EDID up to and including 1.2 may put monitor info here */
if (edid->version == 1 && edid->revision < 3)
continue;
/* X server check is version 1.1 or higher */
if (edid->version == 1 && edid->revision >= 1 &&
!timing->pixel_clock) {
/* Other timing or info */
switch (data->type) {
case EDID_DETAIL_MONITOR_SERIAL:
break;
case EDID_DETAIL_MONITOR_STRING:
break;
case EDID_DETAIL_MONITOR_RANGE:
/* Get monitor range data */
break;
case EDID_DETAIL_MONITOR_NAME:
break;
case EDID_DETAIL_MONITOR_CPDATA:
break;
case EDID_DETAIL_STD_MODES:
/* Five modes per detailed section */
for (j = 0; j < 5; i++) {
struct std_timing *std;
struct drm_display_mode *newmode;
/* Detailed mode timing */
if (timing->pixel_clock) {
std = &data->data.timings[j];
newmode = drm_mode_std(dev, std);
if (newmode) {
drm_mode_probed_add(connector, newmode);
modes++;
}
}
break;
default:
break;
}
} else {
newmode = drm_mode_detailed(dev, edid, timing, quirks);
if (!newmode)
continue;
@ -518,38 +546,6 @@ static int add_detailed_info(struct drm_connector *connector,
drm_mode_probed_add(connector, newmode);
modes++;
continue;
}
/* Other timing or info */
switch (data->type) {
case EDID_DETAIL_MONITOR_SERIAL:
break;
case EDID_DETAIL_MONITOR_STRING:
break;
case EDID_DETAIL_MONITOR_RANGE:
/* Get monitor range data */
break;
case EDID_DETAIL_MONITOR_NAME:
break;
case EDID_DETAIL_MONITOR_CPDATA:
break;
case EDID_DETAIL_STD_MODES:
/* Five modes per detailed section */
for (j = 0; j < 5; i++) {
struct std_timing *std;
struct drm_display_mode *newmode;
std = &data->data.timings[j];
newmode = drm_mode_std(dev, std);
if (newmode) {
drm_mode_probed_add(connector, newmode);
modes++;
}
}
break;
default:
break;
}
}