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-rw-r--r--src/sna/sna_display.c25
1 files changed, 24 insertions, 1 deletions
diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
index 9c1d8fda..3a627a46 100644
--- a/src/sna/sna_display.c
+++ b/src/sna/sna_display.c
@@ -3445,6 +3445,8 @@ sna_output_detect(xf86OutputPtr output)
switch (compat_conn.conn.connection) {
case DRM_MODE_CONNECTED:
sna_output->status = XF86OutputStatusConnected;
+ output->mm_width = compat_conn.conn.mm_width;
+ output->mm_height = compat_conn.conn.mm_height;
break;
case DRM_MODE_DISCONNECTED:
sna_output->status = XF86OutputStatusDisconnected;
@@ -3487,6 +3489,27 @@ sna_output_mode_valid(xf86OutputPtr output, DisplayModePtr mode)
return MODE_OK;
}
+static void sna_output_set_parsed_edid(xf86OutputPtr output, xf86MonPtr mon)
+{
+ unsigned conn_mm_width, conn_mm_height;
+
+ /* We set the output size based on values from the kernel */
+ conn_mm_width = output->mm_width;
+ conn_mm_height = output->mm_height;
+
+ xf86OutputSetEDID(output, mon);
+
+ if (output->mm_width != conn_mm_width || output->mm_height != conn_mm_height) {
+ DBG(("%s)%s): kernel and Xorg disagree over physical size: kernel=%dx%dmm, Xorg=%dx%dmm\n",
+ __FUNCION__, output->name,
+ conn_mm_width, conn_mm_height,
+ output->mm_width, output->mm_height));
+ }
+
+ output->mm_width = conn_mm_width;
+ output->mm_height = conn_mm_height;
+}
+
static void
sna_output_attach_edid(xf86OutputPtr output)
{
@@ -3594,7 +3617,7 @@ skip_read:
}
done:
- xf86OutputSetEDID(output, mon);
+ sna_output_set_parsed_edid(output, mon);
if (raw) {
sna_output->edid_raw = raw;
sna_output->edid_len = blob.length;