From: Sara Sharon Date: Fri, 15 Jan 2021 11:05:47 +0000 (+0200) Subject: iwlwifi: mvm: skip power command when unbinding vif during CSA X-Git-Tag: v5.11-rc6~25^2~17^2~19 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=bf544e9aa570034e094a8a40d5f9e1e2c4916d18;p=linux-platform-drivers-x86.git iwlwifi: mvm: skip power command when unbinding vif during CSA In the new CSA flow, we remain associated during CSA, but still do a unbind-bind to the vif. However, sending the power command right after when vif is unbound but still associated causes FW to assert (0x3400) since it cannot tell the LMAC id. Just skip this command, we will send it again in a bit, when assigning the new context. Signed-off-by: Sara Sharon Signed-off-by: Luca Coelho Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/iwlwifi.20210115130252.64a2254ac5c3.Iaa3a9050bf3d7c9cd5beaf561e932e6defc12ec3@changeid --- diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index da32937ba9a7..43ff0407916a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -4194,6 +4194,9 @@ static void __iwl_mvm_unassign_vif_chanctx(struct iwl_mvm *mvm, iwl_mvm_binding_remove_vif(mvm, vif); out: + if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CHANNEL_SWITCH_CMD) && + switching_chanctx) + return; mvmvif->phy_ctxt = NULL; iwl_mvm_power_update_mac(mvm); }