[PATCH 1/2] mt76: mt7921: fix the base of PCIe interrupt

Lorenzo Bianconi lorenzo at kernel.org
Fri Feb 26 11:09:48 GMT 2021


> From: Sean Wang <sean.wang at mediatek.com>
> 
> Should use 0x10000 as the base to operate PCIe interrupt according
> to the vendor reference driver.
> 
> Fixes: ffa1bf97425b ("mt76: mt7921: introduce PM support")
> Co-developed-by: YN Chen <YN.Chen at mediatek.com>
> Signed-off-by: YN Chen <YN.Chen at mediatek.com>
> Signed-off-by: Sean Wang <sean.wang at mediatek.com>

For the series:

Tested-by: Lorenzo Bianconi <lorenzo at kernel.org>

> ---
>  drivers/net/wireless/mediatek/mt76/mt7921/pci.c  | 4 ++--
>  drivers/net/wireless/mediatek/mt76/mt7921/regs.h | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
> index 3e430c04c97e..def8b7816609 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
> +++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
> @@ -137,7 +137,7 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
>  
>  	mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA, 0);
>  
> -	mt7921_l1_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
> +	mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
>  
>  	ret = devm_request_irq(mdev->dev, pdev->irq, mt7921_irq_handler,
>  			       IRQF_SHARED, KBUILD_MODNAME, dev);
> @@ -248,7 +248,7 @@ static int mt7921_pci_resume(struct pci_dev *pdev)
>  		return 0;
>  
>  	/* enable interrupt */
> -	mt7921_l1_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
> +	mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
>  	mt7921_irq_enable(dev, MT_INT_RX_DONE_ALL | MT_INT_TX_DONE_ALL |
>  			  MT_INT_MCU_CMD);
>  
> diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/regs.h b/drivers/net/wireless/mediatek/mt76/mt7921/regs.h
> index 419add751980..c4bd31cc81cb 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt7921/regs.h
> +++ b/drivers/net/wireless/mediatek/mt76/mt7921/regs.h
> @@ -391,7 +391,7 @@
>  #define MT_HW_CHIPID			0x70010200
>  #define MT_HW_REV			0x70010204
>  
> -#define MT_PCIE_MAC_BASE		0x74030000
> +#define MT_PCIE_MAC_BASE		0x10000
>  #define MT_PCIE_MAC(ofs)		(MT_PCIE_MAC_BASE + (ofs))
>  #define MT_PCIE_MAC_INT_ENABLE		MT_PCIE_MAC(0x188)
>  
> -- 
> 2.25.1
> 
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