On Wed, Jul 16, 2014 at 08:05:10PM +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.
Christoph,
This driver does not have maintainers in Chelsio anymore.
> Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
> Cc: Naresh Kumar Inna <naresh@xxxxxxxxxxx>
> Cc: Arvind Bhushan <arvindb@xxxxxxxxxxx>
> Cc: linux-scsi@xxxxxxxxxxxxxxx
> Cc: linux-pci@xxxxxxxxxxxxxxx
> ---
> drivers/scsi/csiostor/csio_hw.h | 2 +-
> drivers/scsi/csiostor/csio_isr.c | 22 +++++++++-------------
> 2 files changed, 10 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/scsi/csiostor/csio_hw.h b/drivers/scsi/csiostor/csio_hw.h
> index 49b1daa..5db2d85 100644
> --- a/drivers/scsi/csiostor/csio_hw.h
> +++ b/drivers/scsi/csiostor/csio_hw.h
> @@ -94,7 +94,7 @@ enum {
> };
>
> struct csio_msix_entries {
> - unsigned short vector; /* Vector assigned by pci_enable_msix */
> + unsigned short vector; /* Assigned MSI-X vector */
> void *dev_id; /* Priv object associated w/ this msix*/
> char desc[24]; /* Description of this vector */
> };
> diff --git a/drivers/scsi/csiostor/csio_isr.c b/drivers/scsi/csiostor/csio_isr.c
> index 91ba91d..a8c748a 100644
> --- a/drivers/scsi/csiostor/csio_isr.c
> +++ b/drivers/scsi/csiostor/csio_isr.c
> @@ -499,7 +499,7 @@ csio_reduce_sqsets(struct csio_hw *hw, int cnt)
> static int
> csio_enable_msix(struct csio_hw *hw)
> {
> - int rv, i, j, k, n, min, cnt;
> + int i, j, k, n, min, cnt;
> struct csio_msix_entries *entryp;
> struct msix_entry *entries;
> int extra = CSIO_EXTRA_VECS;
> @@ -521,19 +521,15 @@ csio_enable_msix(struct csio_hw *hw)
>
> csio_dbg(hw, "FW supp #niq:%d, trying %d msix's\n", hw->cfg_niq, cnt);
>
> - while ((rv = pci_enable_msix(hw->pdev, entries, cnt)) >= min)
> - cnt = rv;
> - if (!rv) {
> - if (cnt < (hw->num_sqsets + extra)) {
> - csio_dbg(hw, "Reducing sqsets to %d\n", cnt - extra);
> - csio_reduce_sqsets(hw, cnt - extra);
> - }
> - } else {
> - if (rv > 0)
> - csio_info(hw, "Not using MSI-X, remainder:%d\n", rv);
> -
> + cnt = pci_enable_msix_range(hw->pdev, entries, min, cnt);
> + if (cnt < 0) {
> kfree(entries);
> - return -ENOMEM;
> + return cnt;
> + }
> +
> + if (cnt < (hw->num_sqsets + extra)) {
> + csio_dbg(hw, "Reducing sqsets to %d\n", cnt - extra);
> + csio_reduce_sqsets(hw, cnt - extra);
> }
>
> /* Save off vectors */
> --
> 1.7.7.6
>
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