diff options
| -rw-r--r-- | drivers/thunderbolt/tunnel.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/thunderbolt/tunnel.c b/drivers/thunderbolt/tunnel.c index 41cf6378ad25..f9e75c221fef 100644 --- a/drivers/thunderbolt/tunnel.c +++ b/drivers/thunderbolt/tunnel.c @@ -1186,9 +1186,12 @@ static int tb_dp_consumed_bandwidth(struct tb_tunnel *tunnel, int *consumed_up, * return that bandwidth (it may be smaller than the * reduced one). According to VESA spec, the DPRX * negotiation shall compete in 5 seconds after tunnel - * established. We give it 100ms extra just in case. + * established. Since at least i915 can runtime suspend + * if there is nothing connected, and that it polls any + * new connections every 10 seconds, we use 12 seconds + * here. */ - ret = tb_dp_wait_dprx(tunnel, 5100); + ret = tb_dp_wait_dprx(tunnel, 12000); if (ret) return ret; ret = tb_dp_read_cap(tunnel, DP_COMMON_CAP, &rate, &lanes); |