linux-kernel - Re: [PATCH v2 RESEND 20/23] pmcraid: Use pci_enable_msix_range() instead of pci_enable

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Message-ID: <20140726083739.GJ21129@agordeev.usersys.redhat.com>
Date:	Sat, 26 Jul 2014 09:37:39 +0100
From:	Alexander Gordeev <agordeev@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	Anil Ravindranath <anil_ravindranath@...-sierra.com>,
	linux-scsi@...r.kernel.org, linux-pci@...r.kernel.org
Subject: Re: [PATCH v2 RESEND 20/23] pmcraid: Use pci_enable_msix_range()
 instead of pci_enable_msix()

On Wed, Jul 16, 2014 at 08:05:24PM +0200, Alexander Gordeev wrote:
> As result of deprecation of MSI-X/MSI enablement functions
> pci_enable_msix() and pci_enable_msi_block() all drivers
> using these two interfaces need to be updated to use the
> new pci_enable_msi_range()  or pci_enable_msi_exact()
> and pci_enable_msix_range() or pci_enable_msix_exact()
> interfaces.

Hi Anil,

Could you please review pmcraid patches in this series?

Thanks!

> Signed-off-by: Alexander Gordeev <agordeev@...hat.com>
> Cc: Anil Ravindranath <anil_ravindranath@...-sierra.com>
> Cc: linux-scsi@...r.kernel.org
> Cc: linux-pci@...r.kernel.org
> ---
>  drivers/scsi/pmcraid.c |   13 ++-----------
>  1 files changed, 2 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
> index c06af7f..6d0f208 100644
> --- a/drivers/scsi/pmcraid.c
> +++ b/drivers/scsi/pmcraid.c
> @@ -4698,19 +4698,10 @@ pmcraid_register_interrupt_handler(struct pmcraid_instance *pinstance)
>  		for (i = 0; i < PMCRAID_NUM_MSIX_VECTORS; i++)
>  			entries[i].entry = i;
>  
> -		rc = pci_enable_msix(pdev, entries, num_hrrq);
> -		if (rc < 0)
> +		num_hrrq = pci_enable_msix_range(pdev, entries, 1, num_hrrq);
> +		if (num_hrrq < 0)
>  			goto pmcraid_isr_legacy;
>  
> -		/* Check how many MSIX vectors are allocated and register
> -		 * msi-x handlers for each of them giving appropriate buffer
> -		 */
> -		if (rc > 0) {
> -			num_hrrq = rc;
> -			if (pci_enable_msix(pdev, entries, num_hrrq))
> -				goto pmcraid_isr_legacy;
> -		}
> -
>  		for (i = 0; i < num_hrrq; i++) {
>  			pinstance->hrrq_vector[i].hrrq_id = i;
>  			pinstance->hrrq_vector[i].drv_inst = pinstance;
> -- 
> 1.7.7.6
> 

-- 
Regards,
Alexander Gordeev
agordeev@...hat.com
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