linux-kernel - Re: [PATCH] bus: mhi: host: pci_generic: Use pcim_iomap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20241006181343.bng5gkwvmofefomv@thinkpad>
Date: Sun, 6 Oct 2024 23:43:43 +0530
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: mhi@...ts.linux.dev
Cc: linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
	Loic Poulain <loic.poulain@...aro.org>
Subject: Re: [PATCH] bus: mhi: host: pci_generic: Use pcim_iomap_region() to
 request and map MHI BAR

On Fri, Oct 04, 2024 at 08:03:51AM +0530, Manivannan Sadhasivam wrote:
> Use of both pcim_iomap_regions() and pcim_iomap_table() APIs are
> deprecated. Hence, switch to pcim_iomap_region() API which handles both the
> request and map of the MHI BAR region.
> 
> Cc: Loic Poulain <loic.poulain@...aro.org>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

Applied to mhi-next!

- Mani

> ---
> 
> Compile tested only.
> 
>  drivers/bus/mhi/host/pci_generic.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/bus/mhi/host/pci_generic.c b/drivers/bus/mhi/host/pci_generic.c
> index 9938bb034c1c..07645ce2119a 100644
> --- a/drivers/bus/mhi/host/pci_generic.c
> +++ b/drivers/bus/mhi/host/pci_generic.c
> @@ -917,12 +917,12 @@ static int mhi_pci_claim(struct mhi_controller *mhi_cntrl,
>  		return err;
>  	}
>  
> -	err = pcim_iomap_regions(pdev, 1 << bar_num, pci_name(pdev));
> -	if (err) {
> +	mhi_cntrl->regs = pcim_iomap_region(pdev, 1 << bar_num, pci_name(pdev));
> +	if (IS_ERR(mhi_cntrl->regs)) {
> +		err = PTR_ERR(mhi_cntrl->regs);
>  		dev_err(&pdev->dev, "failed to map pci region: %d\n", err);
>  		return err;
>  	}
> -	mhi_cntrl->regs = pcim_iomap_table(pdev)[bar_num];
>  	mhi_cntrl->reg_len = pci_resource_len(pdev, bar_num);
>  
>  	err = dma_set_mask_and_coherent(&pdev->dev, dma_mask);
> -- 
> 2.25.1
> 

-- 
மணிவண்ணன் சதாசிவம்