From: Lorenzo Bianconi lorenzo@kernel.org
commit d32464e68ffc9cbec4960cd06f05bf48b3b3703f upstream.
This is a preliminary patch to introduce chip reset for mt7921 devices.
Co-developed-by: Sean Wang sean.wang@mediatek.com Signed-off-by: Sean Wang sean.wang@mediatek.com Signed-off-by: Lorenzo Bianconi lorenzo@kernel.org Signed-off-by: Felix Fietkau nbd@nbd.name Cc: Deren Wu Deren.Wu@mediatek.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/net/wireless/mediatek/mt76/mt7921/mcu.c | 32 ++++++++++++--------- drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h | 1 2 files changed, 20 insertions(+), 13 deletions(-)
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mcu.c @@ -927,6 +927,24 @@ int mt7921_mcu_fw_log_2_host(struct mt79 sizeof(data), false); }
+int mt7921_run_firmware(struct mt7921_dev *dev) +{ + int err; + + err = mt7921_driver_own(dev); + if (err) + return err; + + err = mt7921_load_firmware(dev); + if (err) + return err; + + set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); + mt7921_mcu_fw_log_2_host(dev, 1); + + return 0; +} + int mt7921_mcu_init(struct mt7921_dev *dev) { static const struct mt76_mcu_ops mt7921_mcu_ops = { @@ -935,22 +953,10 @@ int mt7921_mcu_init(struct mt7921_dev *d .mcu_parse_response = mt7921_mcu_parse_response, .mcu_restart = mt7921_mcu_restart, }; - int ret;
dev->mt76.mcu_ops = &mt7921_mcu_ops;
- ret = mt7921_driver_own(dev); - if (ret) - return ret; - - ret = mt7921_load_firmware(dev); - if (ret) - return ret; - - set_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state); - mt7921_mcu_fw_log_2_host(dev, 1); - - return 0; + return mt7921_run_firmware(dev); }
void mt7921_mcu_exit(struct mt7921_dev *dev) --- a/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h +++ b/drivers/net/wireless/mediatek/mt76/mt7921/mt7921.h @@ -220,6 +220,7 @@ void mt7921_eeprom_init_sku(struct mt792 int mt7921_dma_init(struct mt7921_dev *dev); void mt7921_dma_prefetch(struct mt7921_dev *dev); void mt7921_dma_cleanup(struct mt7921_dev *dev); +int mt7921_run_firmware(struct mt7921_dev *dev); int mt7921_mcu_init(struct mt7921_dev *dev); int mt7921_mcu_add_bss_info(struct mt7921_phy *phy, struct ieee80211_vif *vif, int enable);