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authorBen Skeggs <bskeggs@redhat.com>2014-05-20 16:13:54 +1000
committerShow Liu <show.liu@linaro.org>2014-06-18 12:05:18 +0800
commit26717831e51caa4c85494f2d346b3846d41bc2ef (patch)
tree0cc687a71ede8a7e6dfed2566866439d9d951640
parent1a1affd1b59fd718bbac97be618455068bd4a16d (diff)
downloadlinaro-lsk-26717831e51caa4c85494f2d346b3846d41bc2ef.tar.gz
drm/gf119-/disp: fix nasty bug which can clobber SOR0's clock setup
commit 0f1d360b2ee3a2a0f510d3f1bcd3f5ebe5d41265 upstream. Fixes a LVDS bleed issue on Lenovo W530 that can occur under a number of circumstances. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
index 1c5e4e8b2c8..e031d7c88fa 100644
--- a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
@@ -732,7 +732,7 @@ exec_clkcmp(struct nv50_disp_priv *priv, int head, int id,
}
if (outp == 8)
- return false;
+ return conf;
data = exec_lookup(priv, head, outp, ctrl, dcb, &ver, &hdr, &cnt, &len, &info1);
if (data == 0x0000)