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Subject[PATCH 3.10 11/40] drm/gf119-/disp: fix nasty bug which can clobber SOR0s clock setup
Date
3.10-stable review patch.  If anyone has any objections, please let me know.

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

From: Ben Skeggs <bskeggs@redhat.com>

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>

---
drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/disp/nvd0.c
@@ -679,7 +679,7 @@ exec_clkcmp(struct nv50_disp_priv *priv,
}

if (outp == 8)
- return false;
+ return conf;

data = exec_lookup(priv, head, outp, ctrl, dcb, &ver, &hdr, &cnt, &len, &info1);
if (data == 0x0000)



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