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drm/radeon: fix sad_count check for dce3
author
Alex Deucher
<alexander.deucher@amd.com>
Tue, 9 Dec 2014 15:04:01 +0000
(10:04 -0500)
committer
Alex Deucher
<alexander.deucher@amd.com>
Mon, 5 Jan 2015 17:08:56 +0000
(12:08 -0500)
Make it consistent with the sad code for other asics to deal
with monitors that don't report sads.
bug:
https://bugzilla.kernel.org/show_bug.cgi?id=89461
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/radeon/dce3_1_afmt.c
patch
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diff --git
a/drivers/gpu/drm/radeon/dce3_1_afmt.c
b/drivers/gpu/drm/radeon/dce3_1_afmt.c
index
2fe8cfc
..
bafdf92
100644
(file)
--- a/
drivers/gpu/drm/radeon/dce3_1_afmt.c
+++ b/
drivers/gpu/drm/radeon/dce3_1_afmt.c
@@
-103,7
+103,7
@@
static void dce3_2_afmt_write_sad_regs(struct drm_encoder *encoder)
}
sad_count = drm_edid_to_sad(radeon_connector->edid, &sads);
- if (sad_count < 0) {
+ if (sad_count <
=
0) {
DRM_ERROR("Couldn't read SADs: %d\n", sad_count);
return;
}