[ 07/38] DRM/Radeon: Fix Load Detection on legacy primary DAC.

[Greg Kroah-Hartman]

3.0-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Egbert Eich <eich@xxxxxxx>

commit 83325d072185899b706de2956170b246585aaec9 upstream.

An uninitialized variable led to broken load detection.

Signed-off-by: Egbert Eich <eich@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/gpu/drm/radeon/radeon_legacy_encoders.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -650,6 +650,7 @@ static enum drm_connector_status radeon_
 	tmp |= RADEON_DAC_RANGE_CNTL_PS2 | RADEON_DAC_CMP_EN;
 	WREG32(RADEON_DAC_CNTL, tmp);
 
+	tmp = dac_macro_cntl;
 	tmp &= ~(RADEON_DAC_PDWN_R |
 		 RADEON_DAC_PDWN_G |
 		 RADEON_DAC_PDWN_B);


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