Re: [PATCH v14 7/7] PCI: endpoint: pci-epf-vntb: fix sparse build warning at ntb->reg

[Manivannan Sadhasivam <mani@kernel.org>]

On Fri, Oct 28, 2022 at 11:57:03AM -0400, Frank Li wrote:
> From: Frank Li <frank.li@nxp.com>
> 
>   pci-epf-vntb.c:1128:33: sparse:     expected void [noderef] __iomem *base
>   pci-epf-vntb.c:1128:33: sparse:     got struct epf_ntb_ctrl *reg
> 
> Add __iomem type convert in vntb_epf_peer_spad_read() and
> vntb_epf_peer_spad_write().
> 
> Signed-off-by: Frank Li <frank.li@nxp.com>

Acked-by: Manivannan Sadhasivam <mani@kernel.org>

Thanks,
Mani

> ---
>  drivers/pci/endpoint/functions/pci-epf-vntb.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/pci/endpoint/functions/pci-epf-vntb.c b/drivers/pci/endpoint/functions/pci-epf-vntb.c
> index db3455c1589b..55b7599345c6 100644
> --- a/drivers/pci/endpoint/functions/pci-epf-vntb.c
> +++ b/drivers/pci/endpoint/functions/pci-epf-vntb.c
> @@ -1120,7 +1120,7 @@ static u32 vntb_epf_spad_read(struct ntb_dev *ndev, int idx)
>  	struct epf_ntb *ntb = ntb_ndev(ndev);
>  	int off = ntb->reg->spad_offset, ct = ntb->reg->spad_count * sizeof(u32);
>  	u32 val;
> -	void __iomem *base = ntb->reg;
> +	void __iomem *base = (void __iomem *)ntb->reg;
>  
>  	val = readl(base + off + ct + idx * sizeof(u32));
>  	return val;
> @@ -1131,7 +1131,7 @@ static int vntb_epf_spad_write(struct ntb_dev *ndev, int idx, u32 val)
>  	struct epf_ntb *ntb = ntb_ndev(ndev);
>  	struct epf_ntb_ctrl *ctrl = ntb->reg;
>  	int off = ctrl->spad_offset, ct = ctrl->spad_count * sizeof(u32);
> -	void __iomem *base = ntb->reg;
> +	void __iomem *base = (void __iomem *)ntb->reg;
>  
>  	writel(val, base + off + ct + idx * sizeof(u32));
>  	return 0;
> @@ -1142,7 +1142,7 @@ static u32 vntb_epf_peer_spad_read(struct ntb_dev *ndev, int pidx, int idx)
>  	struct epf_ntb *ntb = ntb_ndev(ndev);
>  	struct epf_ntb_ctrl *ctrl = ntb->reg;
>  	int off = ctrl->spad_offset;
> -	void __iomem *base = ntb->reg;
> +	void __iomem *base = (void __iomem *)ntb->reg;
>  	u32 val;
>  
>  	val = readl(base + off + idx * sizeof(u32));
> @@ -1154,7 +1154,7 @@ static int vntb_epf_peer_spad_write(struct ntb_dev *ndev, int pidx, int idx, u32
>  	struct epf_ntb *ntb = ntb_ndev(ndev);
>  	struct epf_ntb_ctrl *ctrl = ntb->reg;
>  	int off = ctrl->spad_offset;
> -	void __iomem *base = ntb->reg;
> +	void __iomem *base = (void __iomem *)ntb->reg;
>  
>  	writel(val, base + off + idx * sizeof(u32));
>  	return 0;
> -- 
> 2.34.1
> 

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