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mt76: mt7921s: update mt7921s_wfsys_reset sequence

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MT7921S firmware expects driver to clear out the firmware download state
before FW is downloaded again in WiFi reset procedure.

Co-developed-by: Sean Wang <[email protected]>
Signed-off-by: Sean Wang <[email protected]>
Signed-off-by: YN Chen <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
YN Chen
2021-12-22 20:35:40 +01:00
committed by Felix Fietkau
parent 4669882aa5
commit 944545855e
2 changed files with 5 additions and 0 deletions
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mt7921/regs.h
+3
View File
@@ -454,6 +454,9 @@
#define MT_DMASHDL_SCHED_SET(_n) MT_DMA_SHDL(0x070 + ((_n) << 2))
#define MT_CONN_STATUS 0x7c053c10
#define MT_WIFI_PATCH_DL_STATE BIT(0)
#define MT_CONN_ON_LPCTL 0x7c060010
#define PCIE_LPCR_HOST_OWN_SYNC BIT(2)
#define PCIE_LPCR_HOST_CLR_OWN BIT(1)
mt7921/sdio_mac.c
+2
View File
@@ -63,6 +63,8 @@ int mt7921s_wfsys_reset(struct mt7921_dev *dev)
clear_bit(MT76_STATE_MCU_RUNNING, &dev->mphy.state);
/* activate mt7921s again */
mt7921s_mcu_drv_pmctrl(dev);
mt76_clear(dev, MT_CONN_STATUS, MT_WIFI_PATCH_DL_STATE);
mt7921s_mcu_fw_pmctrl(dev);
mt7921s_mcu_drv_pmctrl(dev);