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authorEgbert Eich <eich@suse.de>2012-10-24 18:29:49 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-11-17 13:14:20 -0800
commit2dda2bb41abe27bdfab30234d56320339a411b3d (patch)
tree97b365dda3d0775298a1be9faf3134bc2840e6da /drivers/gpu
parent6f8acfdc74e6b117623f84de77c4822656f95c53 (diff)
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DRM/Radeon: Fix Load Detection on legacy primary DAC.
commit 83325d072185899b706de2956170b246585aaec9 upstream. An uninitialized variable led to broken load detection. Signed-off-by: Egbert Eich <eich@suse.de> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/radeon/radeon_legacy_encoders.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 3ad3cc6..8165953 100644
--- 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_legacy_primary_dac_detect(struct drm_enc
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);