[PATCH:xf86-video-glint] when doing DDC2 on Permedia2 make sure to clear the USE_MONID bit in the DDCdata register so the i2c bits actually do something Now DDC2 works on my PGX32 / Raptor 8P

[Thomas Klausner]

>From Michael Lorez <macal...@netbsd.org>
---
 src/pm2_dac.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/pm2_dac.c b/src/pm2_dac.c
index 85093ff..b6771a5 100644
--- a/src/pm2_dac.c
+++ b/src/pm2_dac.c
@@ -458,8 +458,14 @@ Permedia2I2CPutBits(I2CBusPtr b, int scl, int sda)
 {
     GLINTPtr pGlint = (GLINTPtr) b->DriverPrivate.ptr;
     int r = (pGlint->DDCBus == b) ? PMDDCData : VSSerialBusControl;
+/*
+    This is bogus.
+    All this line does is to preserve the USE_MONID bit if set which prevents
+    the i2c bits from doing anything
     CARD32 v = GLINT_READ_REG(r) & ~(ClkOut | DataOut);
-
+*/
+    CARD32 v = 0;
+   
     if (scl > 0) v |= ClkOut;
     if (sda > 0) v |= DataOut;
 
-- 
1.8.2.3

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