diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2016-06-03 04:37:40 (GMT) |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2016-06-06 22:11:14 (GMT) |
commit | a8953c52b95167b5d21a66f0859751570271d834 (patch) | |
tree | 210fe44ee38c2cfcd0741f444e94288dffdb6709 /drivers/gpu/drm/nouveau/nvkm | |
parent | 77154fd969df749f5bf83f639af19fca199de033 (diff) | |
download | linux-a8953c52b95167b5d21a66f0859751570271d834.tar.xz |
drm/nouveau/disp/sor/gf119: both links use the same training register
It appears that, for whatever reason, both link A and B use the same
register to control the training pattern. It's a little odd, as the
GPUs before this (Tesla/Fermi1) have per-link registers, as do newer
GPUs (Maxwell).
Fixes the third DP output on NVS 510 (GK107).
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c index b4b41b1..5111560 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c @@ -40,8 +40,7 @@ static int gf119_sor_dp_pattern(struct nvkm_output_dp *outp, int pattern) { struct nvkm_device *device = outp->base.disp->engine.subdev.device; - const u32 loff = gf119_sor_loff(outp); - nvkm_mask(device, 0x61c110 + loff, 0x0f0f0f0f, 0x01010101 * pattern); + nvkm_mask(device, 0x61c110, 0x0f0f0f0f, 0x01010101 * pattern); return 0; } |