Increase clock timeout for SYS, FPB and GPC in order to avoid operation failure at high gpcclk rate.
Signed-off-by: Alexandre Courbot <[email protected]> --- drm/nouveau/nvkm/subdev/ibus/gk20a.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drm/nouveau/nvkm/subdev/ibus/gk20a.c b/drm/nouveau/nvkm/subdev/ibus/gk20a.c index c0fdb89e74ac..24dcdfb58a8d 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 -- 2.4.2 _______________________________________________ Nouveau mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/nouveau
