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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - connector properties sometimes go outdated"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92728#c11">Comment # 11</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - connector properties sometimes go outdated"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92728">bug 92728</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>Try:
diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
index e2969b6..6bb8250 100644
--- a/src/sna/sna_display.c
+++ b/src/sna/sna_display.c
@@ -3250,6 +3250,9 @@ sna_output_attach_edid(xf86OutputPtr output)
old = NULL;
blob.blob_id = sna_output->prop_values[sna_output->edid_idx];
+ if (!blob.blob_id)
+ goto done;
+
DBG(("%s: attaching EDID id=%d, current=%d\n",
__FUNCTION__, blob.blob_id, sna_output->edid_blob_id));
if (blob.blob_id == sna_output->edid_blob_id && 0) { /* sigh */
@@ -3270,7 +3273,7 @@ sna_output_attach_edid(xf86OutputPtr output)
blob.data = (uintptr_t)raw;
if (drmIoctl(sna->kgem.fd, DRM_IOCTL_MODE_GETPROPBLOB, &blob))
- goto done;
+ goto skip_read;
DBG(("%s: retrieving blob id=%d, length=%d\n",
__FUNCTION__, blob.blob_id, blob.length))</pre>
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