[PATCH 4/6] handle detailed timing operation in xf86Crtc.c
Ma Ling
ling.ma at intel.com
Fri Dec 19 18:41:25 PST 2008
handle detailed timing operation,e.g. set up Monitor from detailed timing block
from EDID and cea ext
---
hw/xfree86/modes/xf86Crtc.c | 125 ++++++++++++++++++++++++++++---------------
1 files changed, 82 insertions(+), 43 deletions(-)
diff --git a/hw/xfree86/modes/xf86Crtc.c b/hw/xfree86/modes/xf86Crtc.c
index 309eb99..3eb7cb6 100644
--- a/hw/xfree86/modes/xf86Crtc.c
+++ b/hw/xfree86/modes/xf86Crtc.c
@@ -1530,6 +1530,40 @@ GuessRangeFromModes(MonPtr mon, DisplayModePtr mode)
mon->vrefresh[0].lo = 58.0;
}
+struct det_monrec_parameter {
+ MonRec *mon_rec;
+ int *max_clock;
+ int *sync_source;
+};
+
+static void handle_detailed_monrec(struct detailed_monitor_section *det_mon,
+ void *data)
+{
+ enum { sync_config, sync_edid, sync_default };
+ struct det_monrec_parameter *p;
+ p = (struct det_monrec_parameter *)data;
+
+ if (det_mon->type == DS_RANGES) {
+ struct monitor_ranges *ranges = &det_mon->section.ranges;
+ if (p->mon_rec->nHsync == 0 && ranges->max_h) {
+ p->mon_rec->hsync[p->mon_rec->nHsync].lo = ranges->min_h;
+ p->mon_rec->hsync[p->mon_rec->nHsync].hi = ranges->max_h;
+ p->mon_rec->nHsync++;
+ if (*p->sync_source == sync_default)
+ *p->sync_source = sync_edid;
+ }
+ if (p->mon_rec->nVrefresh == 0 && ranges->max_v) {
+ p->mon_rec->vrefresh[p->mon_rec->nVrefresh].lo = ranges->min_v;
+ p->mon_rec->vrefresh[p->mon_rec->nVrefresh].hi = ranges->max_v;
+ p->mon_rec->nVrefresh++;
+ if (*p->sync_source == sync_default)
+ *p->sync_source = sync_edid;
+ }
+ if (ranges->max_clock * 1000 > *p->max_clock)
+ *p->max_clock = ranges->max_clock * 1000;
+ }
+}
+
void
xf86ProbeOutputModes (ScrnInfoPtr scrn, int maxX, int maxY)
{
@@ -1610,40 +1644,20 @@ xf86ProbeOutputModes (ScrnInfoPtr scrn, int maxX, int maxY)
if (edid_monitor)
{
- int i;
- Bool set_hsync = mon_rec.nHsync == 0;
- Bool set_vrefresh = mon_rec.nVrefresh == 0;
- struct disp_features *features = &edid_monitor->features;
+ struct det_monrec_parameter p;
+ struct disp_features *features = &edid_monitor->features;
/* if display is not continuous-frequency, don't add default modes */
if (!GTF_SUPPORTED(features->msc))
add_default_modes = FALSE;
-
- for (i = 0; i < sizeof (edid_monitor->det_mon) / sizeof (edid_monitor->det_mon[0]); i++)
- {
- if (edid_monitor->det_mon[i].type == DS_RANGES)
- {
- struct monitor_ranges *ranges = &edid_monitor->det_mon[i].section.ranges;
- if (set_hsync && ranges->max_h)
- {
- mon_rec.hsync[mon_rec.nHsync].lo = ranges->min_h;
- mon_rec.hsync[mon_rec.nHsync].hi = ranges->max_h;
- mon_rec.nHsync++;
- if (sync_source == sync_default)
- sync_source = sync_edid;
- }
- if (set_vrefresh && ranges->max_v)
- {
- mon_rec.vrefresh[mon_rec.nVrefresh].lo = ranges->min_v;
- mon_rec.vrefresh[mon_rec.nVrefresh].hi = ranges->max_v;
- mon_rec.nVrefresh++;
- if (sync_source == sync_default)
- sync_source = sync_edid;
- }
- if (ranges->max_clock * 1000 > max_clock)
- max_clock = ranges->max_clock * 1000;
- }
- }
+
+ p.mon_rec = &mon_rec;
+ p.max_clock = &max_clock;
+ p.sync_source = (int *)&sync_source;
+
+ xf86ForEachDetailedBlock(edid_monitor,
+ handle_detailed_monrec,
+ &p);
}
if (xf86GetOptValFreq (output->options, OPTION_MIN_CLOCK,
@@ -2888,6 +2902,36 @@ xf86OutputSetEDIDProperty (xf86OutputPtr output, void *data, int data_len)
#endif
+/* Pull out a phyiscal size from a detailed timing if available. */
+struct det_phySize_parameter {
+ xf86OutputPtr output;
+ ddc_quirk_t quirks;
+ Bool ret;
+};
+
+void static handle_detailed_physical_size(struct detailed_monitor_section
+ *det_mon, void *data)
+{
+ struct det_phySize_parameter *p;
+ p = (struct det_phySize_parameter *)data;
+
+ if (p->ret == TRUE )
+ return ;
+
+ xf86DetTimingApplyQuirks(det_mon, p->quirks,
+ p->output->MonInfo->features.hsize,
+ p->output->MonInfo->features.vsize);
+
+ if (det_mon->type == DT &&
+ det_mon->section.d_timings.h_size != 0 &&
+ det_mon->section.d_timings.v_size != 0) {
+
+ p->output->mm_width = det_mon->section.d_timings.h_size;
+ p->output->mm_height = det_mon->section.d_timings.v_size;
+ p->ret = TRUE;
+ }
+}
+
/**
* Set the EDID information for the specified output
*/
@@ -2931,19 +2975,14 @@ xf86OutputSetEDID (xf86OutputPtr output, xf86MonPtr edid_mon)
xf86OutputSetEDIDProperty (output, edid_mon ? edid_mon->rawData : NULL, size);
#endif
- if (edid_mon)
- {
- /* Pull out a phyiscal size from a detailed timing if available. */
- for (i = 0; i < 4; i++) {
- if (edid_mon->det_mon[i].type == DT &&
- edid_mon->det_mon[i].section.d_timings.h_size != 0 &&
- edid_mon->det_mon[i].section.d_timings.v_size != 0)
- {
- output->mm_width = edid_mon->det_mon[i].section.d_timings.h_size;
- output->mm_height = edid_mon->det_mon[i].section.d_timings.v_size;
- break;
- }
- }
+ if (edid_mon) {
+
+ struct det_phySize_parameter p;
+ p.output = output;
+ p.quirks = xf86DDCDetectQuirks(scrn->scrnIndex,edid_mon, FALSE);
+ p.ret = FALSE;
+ xf86ForEachDetailedBlock(edid_mon,
+ handle_detailed_physical_size, &p);
/* if no mm size is available from a detailed timing, check the max size field */
if ((!output->mm_width || !output->mm_height) &&
--
1.5.4.4
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