Re: [PATCH 04/10] crypto: marvell - replace deprecated PCI functions

[Philipp Stanner <pstanner@redhat.com>]

On Thu, 2024-08-01 at 19:46 +0200, Philipp Stanner wrote:
> pcim_iomap_table() and pcim_iomap_regions_request_all() have been
> deprecated by the PCI subsystem in commit e354bb84a4c1 ("PCI:
> Deprecate
> pcim_iomap_table(), pcim_iomap_regions_request_all()").
> 
> Replace these functions with their successors, pcim_iomap() and
> pcim_request_all_regions()
> 
> Signed-off-by: Philipp Stanner <pstanner@redhat.com>
> ---
>  drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c | 14 +++++++++---
> --
>  drivers/crypto/marvell/octeontx2/otx2_cptvf_main.c | 13 +++++++++---
> -
>  2 files changed, 18 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c
> b/drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c
> index 400e36d9908f..ace39b2f2627 100644
> --- a/drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c
> +++ b/drivers/crypto/marvell/octeontx2/otx2_cptpf_main.c
> @@ -739,18 +739,22 @@ static int otx2_cptpf_probe(struct pci_dev
> *pdev,
>  		dev_err(dev, "Unable to get usable DMA
> configuration\n");
>  		goto clear_drvdata;
>  	}
> -	/* Map PF's configuration registers */
> -	err = pcim_iomap_regions_request_all(pdev, 1 <<
> PCI_PF_REG_BAR_NUM,
> -					     OTX2_CPT_DRV_NAME);
> +	err = pcim_request_all_regions(pdev, OTX2_CPT_DRV_NAME);
>  	if (err) {
> -		dev_err(dev, "Couldn't get PCI resources 0x%x\n",
> err);
> +		dev_err(dev, "Couldn't request PCI resources
> 0x%x\n", err);
>  		goto clear_drvdata;
>  	}
>  	pci_set_master(pdev);
>  	pci_set_drvdata(pdev, cptpf);
>  	cptpf->pdev = pdev;
>  
> -	cptpf->reg_base =
> pcim_iomap_table(pdev)[PCI_PF_REG_BAR_NUM];
> +	/* Map PF's configuration registers */
> +	cptpf->reg_base = pcim_iomap(pdev, PCI_PF_REG_BAR_NUM, 0);
> +	if (!cptpf->reg_base) {
> +		dev_err(dev, "Couldn't ioremap PCI resource 0x%x\n",
> err);
> +		err = -ENOMEM;

Just saw I messed that one up. err has to be set before printing it, of
course. Will fix that in a v2.

> +		goto clear_drvdata;
> +	}
>  
>  	/* Check if AF driver is up, otherwise defer probe */
>  	err = cpt_is_pf_usable(cptpf);
> diff --git a/drivers/crypto/marvell/octeontx2/otx2_cptvf_main.c
> b/drivers/crypto/marvell/octeontx2/otx2_cptvf_main.c
> index 527d34cc258b..e2210bf9605a 100644
> --- a/drivers/crypto/marvell/octeontx2/otx2_cptvf_main.c
> +++ b/drivers/crypto/marvell/octeontx2/otx2_cptvf_main.c
> @@ -358,9 +358,8 @@ static int otx2_cptvf_probe(struct pci_dev *pdev,
>  		dev_err(dev, "Unable to get usable DMA
> configuration\n");
>  		goto clear_drvdata;
>  	}
> -	/* Map VF's configuration registers */
> -	ret = pcim_iomap_regions_request_all(pdev, 1 <<
> PCI_PF_REG_BAR_NUM,
> -					     OTX2_CPTVF_DRV_NAME);
> +
> +	ret = pcim_request_all_regions(pdev, OTX2_CPTVF_DRV_NAME);
>  	if (ret) {
>  		dev_err(dev, "Couldn't get PCI resources 0x%x\n",
> ret);
>  		goto clear_drvdata;
> @@ -369,7 +368,13 @@ static int otx2_cptvf_probe(struct pci_dev
> *pdev,
>  	pci_set_drvdata(pdev, cptvf);
>  	cptvf->pdev = pdev;
>  
> -	cptvf->reg_base =
> pcim_iomap_table(pdev)[PCI_PF_REG_BAR_NUM];
> +	/* Map VF's configuration registers */
> +	cptvf->reg_base = pcim_iomap(pdev, PCI_PF_REG_BAR_NUM, 0);
> +	if (!cptvf->reg_base) {
> +		dev_err(dev, "Couldn't ioremap PCI resource 0x%x\n",
> ret);
> +		ret = -ENOMEM;

Same here.

P.

> +		goto clear_drvdata;
> +	}
>  
>  	otx2_cpt_set_hw_caps(pdev, &cptvf->cap_flag);
>