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path: root/drivers/net/wireless/mediatek/mt76/mt7925/init.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7925/init.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7925/init.c152
1 files changed, 3 insertions, 149 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/init.c b/drivers/net/wireless/mediatek/mt76/mt7925/init.c
index d7d5afe365ed..3ce5d6fcc69d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/init.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: ISC
+// SPDX-License-Identifier: BSD-3-Clause-Clear
/* Copyright (C) 2023 MediaTek Inc. */
#include <linux/etherdevice.h>
@@ -7,6 +7,7 @@
#include <linux/thermal.h>
#include <linux/firmware.h>
#include "mt7925.h"
+#include "regd.h"
#include "mac.h"
#include "mcu.h"
@@ -60,151 +61,6 @@ static int mt7925_thermal_init(struct mt792x_phy *phy)
return PTR_ERR_OR_ZERO(hwmon);
}
-void mt7925_regd_be_ctrl(struct mt792x_dev *dev, u8 *alpha2)
-{
- struct mt792x_phy *phy = &dev->phy;
- struct mt7925_clc_rule_v2 *rule;
- struct mt7925_clc *clc;
- bool old = dev->has_eht, new = true;
- u32 mtcl_conf = mt792x_acpi_get_mtcl_conf(&dev->phy, alpha2);
- u8 *pos;
-
- if (mtcl_conf != MT792X_ACPI_MTCL_INVALID &&
- (((mtcl_conf >> 4) & 0x3) == 0)) {
- new = false;
- goto out;
- }
-
- if (!phy->clc[MT792x_CLC_BE_CTRL])
- goto out;
-
- clc = (struct mt7925_clc *)phy->clc[MT792x_CLC_BE_CTRL];
- pos = clc->data;
-
- while (1) {
- rule = (struct mt7925_clc_rule_v2 *)pos;
-
- if (rule->alpha2[0] == alpha2[0] &&
- rule->alpha2[1] == alpha2[1]) {
- new = false;
- break;
- }
-
- /* Check the last one */
- if (rule->flag & BIT(0))
- break;
-
- pos += sizeof(*rule);
- }
-
-out:
- if (old == new)
- return;
-
- dev->has_eht = new;
- mt7925_set_stream_he_eht_caps(phy);
-}
-
-static void
-mt7925_regd_channel_update(struct wiphy *wiphy, struct mt792x_dev *dev)
-{
-#define IS_UNII_INVALID(idx, sfreq, efreq, cfreq) \
- (!(dev->phy.clc_chan_conf & BIT(idx)) && (cfreq) >= (sfreq) && (cfreq) <= (efreq))
-#define MT7925_UNII_59G_IS_VALID 0x1
-#define MT7925_UNII_6G_IS_VALID 0x1e
- struct ieee80211_supported_band *sband;
- struct mt76_dev *mdev = &dev->mt76;
- struct ieee80211_channel *ch;
- u32 mtcl_conf = mt792x_acpi_get_mtcl_conf(&dev->phy, mdev->alpha2);
- int i;
-
- if (mtcl_conf != MT792X_ACPI_MTCL_INVALID) {
- if ((mtcl_conf & 0x3) == 0)
- dev->phy.clc_chan_conf &= ~MT7925_UNII_59G_IS_VALID;
- if (((mtcl_conf >> 2) & 0x3) == 0)
- dev->phy.clc_chan_conf &= ~MT7925_UNII_6G_IS_VALID;
- }
-
- sband = wiphy->bands[NL80211_BAND_5GHZ];
- if (!sband)
- return;
-
- for (i = 0; i < sband->n_channels; i++) {
- ch = &sband->channels[i];
-
- /* UNII-4 */
- if (IS_UNII_INVALID(0, 5845, 5925, ch->center_freq))
- ch->flags |= IEEE80211_CHAN_DISABLED;
- }
-
- sband = wiphy->bands[NL80211_BAND_6GHZ];
- if (!sband)
- return;
-
- for (i = 0; i < sband->n_channels; i++) {
- ch = &sband->channels[i];
-
- /* UNII-5/6/7/8 */
- if (IS_UNII_INVALID(1, 5925, 6425, ch->center_freq) ||
- IS_UNII_INVALID(2, 6425, 6525, ch->center_freq) ||
- IS_UNII_INVALID(3, 6525, 6875, ch->center_freq) ||
- IS_UNII_INVALID(4, 6875, 7125, ch->center_freq))
- ch->flags |= IEEE80211_CHAN_DISABLED;
- }
-}
-
-void mt7925_regd_update(struct mt792x_dev *dev)
-{
- struct mt76_dev *mdev = &dev->mt76;
- struct ieee80211_hw *hw = mdev->hw;
- struct wiphy *wiphy = hw->wiphy;
-
- if (!dev->regd_change)
- return;
-
- mt7925_mcu_set_clc(dev, mdev->alpha2, dev->country_ie_env);
- mt7925_regd_channel_update(wiphy, dev);
- mt7925_mcu_set_channel_domain(hw->priv);
- mt7925_set_tx_sar_pwr(hw, NULL);
- dev->regd_change = false;
-}
-EXPORT_SYMBOL_GPL(mt7925_regd_update);
-
-static void
-mt7925_regd_notifier(struct wiphy *wiphy,
- struct regulatory_request *req)
-{
- struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
- struct mt792x_dev *dev = mt792x_hw_dev(hw);
- struct mt76_dev *mdev = &dev->mt76;
- struct mt76_connac_pm *pm = &dev->pm;
-
- /* allow world regdom at the first boot only */
- if (!memcmp(req->alpha2, "00", 2) &&
- mdev->alpha2[0] && mdev->alpha2[1])
- return;
-
- /* do not need to update the same country twice */
- if (!memcmp(req->alpha2, mdev->alpha2, 2) &&
- dev->country_ie_env == req->country_ie_env)
- return;
-
- memcpy(mdev->alpha2, req->alpha2, 2);
- mdev->region = req->dfs_region;
- dev->country_ie_env = req->country_ie_env;
- dev->regd_change = true;
-
- if (pm->suspended)
- return;
-
- dev->regd_in_progress = true;
- mt792x_mutex_acquire(dev);
- mt7925_regd_update(dev);
- mt792x_mutex_release(dev);
- dev->regd_in_progress = false;
- wake_up(&dev->wait);
-}
-
static void mt7925_mac_init_basic_rates(struct mt792x_dev *dev)
{
int i;
@@ -235,8 +91,6 @@ int mt7925_mac_init(struct mt792x_dev *dev)
mt7925_mac_init_basic_rates(dev);
- memzero_explicit(&dev->mt76.alpha2, sizeof(dev->mt76.alpha2));
-
return 0;
}
EXPORT_SYMBOL_GPL(mt7925_mac_init);
@@ -420,7 +274,7 @@ int mt7925_register_device(struct mt792x_dev *dev)
dev->mphy.hw->wiphy->available_antennas_rx = dev->mphy.chainmask;
dev->mphy.hw->wiphy->available_antennas_tx = dev->mphy.chainmask;
- queue_work(system_wq, &dev->init_work);
+ queue_work(system_percpu_wq, &dev->init_work);
return 0;
}