diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:57 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-18 17:39:57 +0000 |
commit | dc50eab76b709d68175a358d6e23a5a3890764d3 (patch) | |
tree | c754d0390db060af0213ff994f0ac310e4cfd6e9 /drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c | |
parent | Adding debian version 6.6.15-2. (diff) | |
download | linux-dc50eab76b709d68175a358d6e23a5a3890764d3.tar.xz linux-dc50eab76b709d68175a358d6e23a5a3890764d3.zip |
Merging upstream version 6.7.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c')
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c | 72 |
1 files changed, 33 insertions, 39 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c index 9c582e23eb..334d1f59f6 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/phy-ctxt.c @@ -181,6 +181,9 @@ int iwl_mvm_phy_send_rlc(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, iwl_mvm_phy_ctxt_set_rxchain(mvm, ctxt, &cmd.rlc.rx_chain_info, chains_static, chains_dynamic); + IWL_DEBUG_FW(mvm, "Send RLC command: phy=%d, rx_chain_info=0x%x\n", + ctxt->id, cmd.rlc.rx_chain_info); + return iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(RLC_CONFIG_CMD, DATA_PATH_GROUP, 2), 0, sizeof(cmd), &cmd); @@ -254,6 +257,8 @@ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, struct cfg80211_chan_def *chandef, u8 chains_static, u8 chains_dynamic) { + int ret; + WARN_ON(!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status) && ctxt->ref); lockdep_assert_held(&mvm->mutex); @@ -262,9 +267,16 @@ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, ctxt->width = chandef->width; ctxt->center_freq1 = chandef->center_freq1; - return iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, - chains_static, chains_dynamic, - FW_CTXT_ACTION_ADD); + ret = iwl_mvm_phy_ctxt_apply(mvm, ctxt, chandef, + chains_static, chains_dynamic, + FW_CTXT_ACTION_ADD); + + if (ret) + return ret; + + ctxt->ref++; + + return 0; } /* @@ -274,6 +286,11 @@ int iwl_mvm_phy_ctxt_add(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, void iwl_mvm_phy_ctxt_ref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt) { lockdep_assert_held(&mvm->mutex); + + /* If we were taking the first ref, we should have + * called iwl_mvm_phy_ctxt_add. + */ + WARN_ON(!ctxt->ref); ctxt->ref++; } @@ -290,7 +307,11 @@ int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, lockdep_assert_held(&mvm->mutex); - if (iwl_fw_lookup_cmd_ver(mvm->fw, WIDE_ID(DATA_PATH_GROUP, RLC_CONFIG_CMD), 0) >= 2 && + if (WARN_ON_ONCE(!ctxt->ref)) + return -EINVAL; + + if (iwl_fw_lookup_cmd_ver(mvm->fw, WIDE_ID(DATA_PATH_GROUP, + RLC_CONFIG_CMD), 0) >= 2 && ctxt->channel == chandef->chan && ctxt->width == chandef->width && ctxt->center_freq1 == chandef->center_freq1) @@ -324,6 +345,7 @@ int iwl_mvm_phy_ctxt_changed(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt, void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt) { + struct cfg80211_chan_def chandef; lockdep_assert_held(&mvm->mutex); if (WARN_ON_ONCE(!ctxt)) @@ -331,41 +353,13 @@ void iwl_mvm_phy_ctxt_unref(struct iwl_mvm *mvm, struct iwl_mvm_phy_ctxt *ctxt) ctxt->ref--; - /* - * Move unused phy's to a default channel. When the phy is moved the, - * fw will cleanup immediate quiet bit if it was previously set, - * otherwise we might not be able to reuse this phy. - */ - if (ctxt->ref == 0) { - struct ieee80211_channel *chan = NULL; - struct cfg80211_chan_def chandef; - struct ieee80211_supported_band *sband; - enum nl80211_band band; - int channel; - - for (band = NL80211_BAND_2GHZ; band < NUM_NL80211_BANDS; band++) { - sband = mvm->hw->wiphy->bands[band]; - - if (!sband) - continue; - - for (channel = 0; channel < sband->n_channels; channel++) - if (!(sband->channels[channel].flags & - IEEE80211_CHAN_DISABLED)) { - chan = &sband->channels[channel]; - break; - } - - if (chan) - break; - } - - if (WARN_ON(!chan)) - return; - - cfg80211_chandef_create(&chandef, chan, NL80211_CHAN_NO_HT); - iwl_mvm_phy_ctxt_changed(mvm, ctxt, &chandef, 1, 1); - } + if (ctxt->ref) + return; + + cfg80211_chandef_create(&chandef, ctxt->channel, NL80211_CHAN_NO_HT); + + iwl_mvm_phy_ctxt_apply(mvm, ctxt, &chandef, 1, 1, + FW_CTXT_ACTION_REMOVE); } static void iwl_mvm_binding_iterator(void *_data, u8 *mac, |