r2xx/r3xx/r4xx: further i2c fixups

- hw i2c engine has pin selection on r2xx/r2xx/r3xx chips
- also switch hw i2c pin sel for external tmds

1 files changed, 1 insertions, 0 deletions

diff --git a/src/radeon_probe.h b/src/radeon_probe.h
index 64799729..3e4f47c3 100644
--- a/src/radeon_probe.h
+++ b/src/radeon_probe.h
@@ -216,6 +216,7 @@ typedef struct _radeon_lvds {
 
 typedef struct _radeon_dvo {
     /* dvo */
+    I2CBusPtr         pI2CBus;
     I2CDevPtr         DVOChip;
     RADEONI2CBusRec   dvo_i2c;
     int               dvo_i2c_slave_addr;