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author | Alexandre Courbot <acourbot@nvidia.com> | 2015-04-28 16:17:07 +0900 |
---|---|---|
committer | Alexandre Courbot <acourbot@nvidia.com> | 2015-06-08 17:41:20 +0900 |
commit | 89467baf290113a3036e0bbf158e51dba3b8738e (patch) | |
tree | fc2d7d21570f4576f753b93ec5c31d79f5428670 | |
parent | 29f18d7dff61b5619f460399691790a3d77c3ce9 (diff) | |
download | nouveau-89467baf290113a3036e0bbf158e51dba3b8738e.tar.gz |
ibus/gk20a: increase SM wait timeout
Increase clock timeout for SYS, FPB and GPC in order to avoid operation
failure at high gpcclk rate.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
-rw-r--r-- | drm/nouveau/nvkm/subdev/ibus/gk20a.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drm/nouveau/nvkm/subdev/ibus/gk20a.c b/drm/nouveau/nvkm/subdev/ibus/gk20a.c index c0fdb89e7..24dcdfb58 100644 --- a/drm/nouveau/nvkm/subdev/ibus/gk20a.c +++ b/drm/nouveau/nvkm/subdev/ibus/gk20a.c @@ -38,6 +38,14 @@ gk20a_ibus_init_priv_ring(struct gk20a_ibus_priv *priv) nv_wr32(priv, 0x12004c, 0x4); nv_wr32(priv, 0x122204, 0x2); nv_rd32(priv, 0x122204); + + /* + * Bug: increase clock timeout to avoid operation failure at high + * gpcclk rate. + */ + nv_wr32(priv, 0x122354, 0x800); + nv_wr32(priv, 0x128328, 0x800); + nv_wr32(priv, 0x124320, 0x800); } static void |