linux-kernel - Re: [PATCH V2 2/4] [SCSI] drivers/scsi/ufs: Add PCI glue driver

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Date:	Fri, 13 Jul 2012 18:01:58 +0200
From:	Rolf Eike Beer <eike-kernel@...tec.de>
To:	Vinayak Holikatti <vinholikatti@...il.com>
Cc:	James.Bottomley@...senpartnership.com, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org, patches@...aro.org,
	linux-samsung-soc@...r.kernel.org, santoshsy@...il.com,
	arnd@...aro.org, girish.shivananjappa@...aro.org,
	saugata.das@...aro.org, vishak.g@...sung.com, venkat@...aro.org,
	k.rajesh@...sung.com, dsaxena@...aro.org, ilho215.lee@...sung.com,
	nala.la@...sung.com, sreekumar.c@...sung.com
Subject: Re: [PATCH V2 2/4] [SCSI] drivers/scsi/ufs: Add PCI glue driver

Vinayak Holikatti wrote:

> +static int __devinit
> +ufshcd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
> +{
> +	struct ufs_hba *hba;
> +	void __iomem *mmio_base;
> +	int err;
> +
> +	err = pci_enable_device(pdev);
> +	if (err) {
> +		dev_err(&pdev->dev, "pci_enable_device failed\n");
> +		goto out_error;
> +	}

My question as basically every time at this point: why not use devres, i.e. 
pcim_enable_device()? This would make the cleanup and error handling much 
easier. See Documentation/driver-model/devres.txt.

> +
> +	pci_set_master(pdev);
> +
> +

Duplicate newline.

Eike
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