From: Johannes Berg <johannes.berg@xxxxxxxxx> The current formula can skip both too much and not enough time, given the +1 (where the comment about firmware is wrong). Adjust the formula accordingly. Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx> Signed-off-by: Gregory Greenman <gregory.greenman@xxxxxxxxx> --- drivers/net/wireless/intel/iwlwifi/mvm/power.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/power.c b/drivers/net/wireless/intel/iwlwifi/mvm/power.c index 34d4b7a94d82..9131b5f1bc76 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/power.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/power.c @@ -327,12 +327,11 @@ static void iwl_mvm_power_config_skip_dtim(struct iwl_mvm *mvm, if (WARN_ON(!dtimper_tu)) return; - /* configure skip over dtim up to 306TU - 314 msec */ - skip = max_t(u8, 1, 306 / dtimper_tu); + /* configure skip over dtim up to 900 TU DTIM interval */ + skip = max_t(u8, 1, 900 / dtimper_tu); } - /* the firmware really expects "look at every X DTIMs", so add 1 */ - cmd->skip_dtim_periods = 1 + skip; + cmd->skip_dtim_periods = skip; cmd->flags |= cpu_to_le16(POWER_FLAGS_SKIP_OVER_DTIM_MSK); } -- 2.38.1
