kernel/drm-nouveau-disp-sor-gf119-select-correct-sor-when.patch

30 lines
1.1 KiB
Diff

From 217215041b9285af2193a755b56a8f3ed408bfe2 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Wed, 6 Jul 2016 06:50:36 +1000
Subject: [PATCH] drm/nouveau/disp/sor/gf119: select correct sor when poking
training pattern
Fixes a regression caused by a stupid thinko from "disp/sor/gf119: both
links use the same training register".
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Cc: stable@vger.kernel.org
---
drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
index 22706c0..49bd5da 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c
@@ -40,7 +40,8 @@ static int
gf119_sor_dp_pattern(struct nvkm_output_dp *outp, int pattern)
{
struct nvkm_device *device = outp->base.disp->engine.subdev.device;
- nvkm_mask(device, 0x61c110, 0x0f0f0f0f, 0x01010101 * pattern);
+ const u32 soff = gf119_sor_soff(outp);
+ nvkm_mask(device, 0x61c110 + soff, 0x0f0f0f0f, 0x01010101 * pattern);
return 0;
}