dlan17/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

wifi: mt76: mt7996: Introduce the capability to reset MT7992 WED device

Browse Source 
This is a preliminary patch to enable WED support for MT7992 Kite
chipset supported by MT7996 driver.

Co-developed-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Co-developed-by: Benjamin Lin <benjamin-jw.lin@mediatek.com>
Signed-off-by: Benjamin Lin <benjamin-jw.lin@mediatek.com>
Signed-off-by: Rex Lu <rex.lu@mediatek.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20250909-mt7996-rro-rework-v5-7-7d66f6eb7795@kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Rex Lu
2025-09-15 09:47:41 +02:00
committed by Felix Fietkau
parent eedb427eb2
commit 9dd5beb7f0
3 changed files with 34 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files
drivers/net/wireless/mediatek/mt76/mt7996/init.c
+3 -3
View File
@@ -756,9 +756,9 @@ void mt7996_wfsys_reset(struct mt7996_dev *dev)
msleep(20);
}
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
static void mt7996_rro_hw_init(struct mt7996_dev *dev)
void mt7996_rro_hw_init(struct mt7996_dev *dev)
{
#ifdef CONFIG_NET_MEDIATEK_SOC_WED
struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
u32 reg = MT_RRO_ADDR_ELEM_SEG_ADDR0;
int i;
@@ -838,8 +838,8 @@ static void mt7996_rro_hw_init(struct mt7996_dev *dev)
/* interrupt enable */
mt76_wr(dev, MT_RRO_HOST_INT_ENA,
MT_RRO_HOST_INT_ENA_HOST_RRO_DONE_ENA);
}
#endif
}
static int mt7996_wed_rro_init(struct mt7996_dev *dev)
{
drivers/net/wireless/mediatek/mt76/mt7996/mac.c
+30
View File
@@ -1913,6 +1913,32 @@ mt7996_mac_restart(struct mt7996_dev *dev)
if (ret)
goto out;
if (mtk_wed_device_active(&dev->mt76.mmio.wed) && dev->has_rro) {
u32 wed_irq_mask = dev->mt76.mmio.irqmask |
MT_INT_RRO_RX_DONE |
MT_INT_TX_DONE_BAND2;
mt7996_rro_hw_init(dev);
mt76_for_each_q_rx(&dev->mt76, i) {
if (mt76_queue_is_wed_rro_ind(&dev->mt76.q_rx[i]) ||
mt76_queue_is_wed_rro_msdu_pg(&dev->mt76.q_rx[i]))
mt76_queue_rx_reset(dev, i);
}
mt76_wr(dev, MT_INT_MASK_CSR, wed_irq_mask);
mtk_wed_device_start_hw_rro(&dev->mt76.mmio.wed, wed_irq_mask,
false);
mt7996_irq_enable(dev, wed_irq_mask);
mt7996_irq_disable(dev, 0);
}
if (mtk_wed_device_active(&dev->mt76.mmio.wed_hif2)) {
mt76_wr(dev, MT_INT_PCIE1_MASK_CSR,
MT_INT_TX_RX_DONE_EXT);
mtk_wed_device_start(&dev->mt76.mmio.wed_hif2,
MT_INT_TX_RX_DONE_EXT);
}
/* set the necessary init items */
ret = mt7996_mcu_set_eeprom(dev);
if (ret)
@@ -2125,6 +2151,10 @@ void mt7996_mac_reset_work(struct work_struct *work)
mt76_wr(dev, MT_INT_MASK_CSR, wed_irq_mask);
if (is_mt7992(&dev->mt76) && dev->has_rro)
mt76_wr(dev, MT_RRO_3_0_EMU_CONF,
MT_RRO_3_0_EMU_CONF_EN_MASK);
mtk_wed_device_start_hw_rro(&dev->mt76.mmio.wed, wed_irq_mask,
true);
mt7996_irq_enable(dev, wed_irq_mask);
drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h
+1
View File
@@ -569,6 +569,7 @@ extern struct pci_driver mt7996_hif_driver;
struct mt7996_dev *mt7996_mmio_probe(struct device *pdev,
void __iomem *mem_base, u32 device_id);
void mt7996_rro_hw_init(struct mt7996_dev *dev);
void mt7996_wfsys_reset(struct mt7996_dev *dev);
irqreturn_t mt7996_irq_handler(int irq, void *dev_instance);
u64 __mt7996_get_tsf(struct ieee80211_hw *hw, struct mt7996_vif_link *link);