On Mon, Apr 14, 2014 at 10:05:34AM +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.
>
> Signed-off-by: Alexander Gordeev <agord...@redhat.com>
> Cc: "Stephen M. Cameron" <scame...@beardog.cce.hp.com>
> Cc: iss_storage...@hp.com
> Cc: linux-scsi@vger.kernel.org
> Cc: linux-...@vger.kernel.org
> ---
> drivers/scsi/hpsa.c | 29 +++++++++++++----------------
> 1 files changed, 13 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
> index 3284edb..36bb1e4 100644
> --- a/drivers/scsi/hpsa.c
> +++ b/drivers/scsi/hpsa.c
> @@ -6144,26 +6144,23 @@ static void hpsa_interrupt_mode(struct ctlr_info *h)
> goto default_int_mode;
> if (pci_find_capability(h->pdev, PCI_CAP_ID_MSIX)) {
> dev_info(&h->pdev->dev, "MSIX\n");
> - h->msix_vector = MAX_REPLY_QUEUES;
> - err = pci_enable_msix(h->pdev, hpsa_msix_entries,
> - h->msix_vector);
> - if (err > 0) {
> + err = pci_enable_msix_range(h->pdev, hpsa_msix_entries,
> + 1, MAX_REPLY_QUEUES);
> + if (err < 0) {
> + dev_warn(&h->pdev->dev, "MSI-X init failed %d\n", err);
> + h->msix_vector = 0;
> + goto single_msi_mode;
> + } else if (err < MAX_REPLY_QUEUES) {
> dev_warn(&h->pdev->dev, "only %d MSI-X vectors "
> "available\n", err);
> - h->msix_vector = err;
> - err = pci_enable_msix(h->pdev, hpsa_msix_entries,
> - h->msix_vector);
> - }
> - if (!err) {
> - for (i = 0; i < h->msix_vector; i++)
> - h->intr[i] = hpsa_msix_entries[i].vector;
> - return;
> - } else {
> - dev_warn(&h->pdev->dev, "MSI-X init failed %d\n",
> - err);
> - h->msix_vector = 0;
> }
> +
> + h->msix_vector = err;
> + for (i = 0; i < h->msix_vector; i++)
> + h->intr[i] = hpsa_msix_entries[i].vector;
> + return;
> }
> +single_msi_mode:
> if (pci_find_capability(h->pdev, PCI_CAP_ID_MSI)) {
> dev_info(&h->pdev->dev, "MSI\n");
> if (!pci_enable_msi(h->pdev))
> --
> 1.7.7.6
Ack.
-- steve
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