Re: [PATCH v2 2/4] ASoC: intel/avs: Use pure devres PCI

[Amadeusz Sławiński]

On 2025-04-23 10:28, Philipp Stanner wrote:
> pci_request_regions() is a hybrid function which becomes managed if
> pcim_enable_device() was called before. This hybrid nature is deprecated
> and should not be used anymore.
>
> Replace pci_request_regions() with the always-managed function
> pcim_request_all_regions().
>
> Remove the goto jump to pci_release_regions(), since pcim_ functions
> clean up automatically.
>
> Signed-off-by: Philipp Stanner <phasta@xxxxxxxxxx>
> ---
>   sound/soc/intel/avs/core.c | 7 ++-----
>   1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/sound/soc/intel/avs/core.c b/sound/soc/intel/avs/core.c
> index 8fbf33e30dfc..dafe46973146 100644
> --- a/sound/soc/intel/avs/core.c
> +++ b/sound/soc/intel/avs/core.c
> @@ -445,7 +445,7 @@ static int avs_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)
>   		return ret;
>   	}
>   
> -	ret = pci_request_regions(pci, "AVS HDAudio");
> +	ret = pcim_request_all_regions(pci, "AVS HDAudio");
>   	if (ret < 0)
>   		return ret;
>   
> @@ -454,8 +454,7 @@ static int avs_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)
>   	bus->remap_addr = pci_ioremap_bar(pci, 0);
>   	if (!bus->remap_addr) {
>   		dev_err(bus->dev, "ioremap error\n");
> -		ret = -ENXIO;
> -		goto err_remap_bar0;
> +		return -ENXIO;
>   	}
>   
>   	adev->dsp_ba = pci_ioremap_bar(pci, 4);
> @@ -512,8 +511,6 @@ static int avs_pci_probe(struct pci_dev *pci, const struct pci_device_id *id)
>   	iounmap(adev->dsp_ba);
>   err_remap_bar4:
>   	iounmap(bus->remap_addr);
> -err_remap_bar0:
> -	pci_release_regions(pci);

Hm... shouldn't we also drop call to pci_release_regions() in 
avs_pci_remove()?

>   	return ret;
>   }
>   

Nitpick: If there will be v2, can you also align title with how it 
usually is in this directory:
ASoC: Intel: avs: Use pure devres PCI