From: Alexander Gordeev <agordeev@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: Alexander Gordeev <agordeev@redhat.com>,
Casey Leedom <leedom@chelsio.com>,
netdev@vger.kernel.org, linux-pci@vger.kernel.org
Subject: [PATCH 09/34] cxgb4vf: Use pci_enable_msix_range()
Date: Fri, 31 Jan 2014 16:08:28 +0100 [thread overview]
Message-ID: <bcf76e68c08022d968ef52241e94bbf1c3f65fc3.1391172839.git.agordeev@redhat.com> (raw)
In-Reply-To: <cover.1391172839.git.agordeev@redhat.com>
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() and pci_enable_msix_range()
interfaces.
Signed-off-by: Alexander Gordeev <agordeev@redhat.com>
---
.../net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c | 34 +++++++++----------
1 files changed, 16 insertions(+), 18 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
index 509fed9..1d0fe9b 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
@@ -2444,7 +2444,7 @@ static void reduce_ethqs(struct adapter *adapter, int n)
*/
static int enable_msix(struct adapter *adapter)
{
- int i, err, want, need;
+ int i, want, need, nqsets;
struct msix_entry entries[MSIX_ENTRIES];
struct sge *s = &adapter->sge;
@@ -2460,25 +2460,23 @@ static int enable_msix(struct adapter *adapter)
*/
want = s->max_ethqsets + MSIX_EXTRAS;
need = adapter->params.nports + MSIX_EXTRAS;
- while ((err = pci_enable_msix(adapter->pdev, entries, want)) >= need)
- want = err;
- if (err == 0) {
- int nqsets = want - MSIX_EXTRAS;
- if (nqsets < s->max_ethqsets) {
- dev_warn(adapter->pdev_dev, "only enough MSI-X vectors"
- " for %d Queue Sets\n", nqsets);
- s->max_ethqsets = nqsets;
- if (nqsets < s->ethqsets)
- reduce_ethqs(adapter, nqsets);
- }
- for (i = 0; i < want; ++i)
- adapter->msix_info[i].vec = entries[i].vector;
- } else if (err > 0) {
- dev_info(adapter->pdev_dev, "only %d MSI-X vectors left,"
- " not using MSI-X\n", err);
+ want = pci_enable_msix_range(adapter->pdev, entries, need, want);
+ if (want < 0)
+ return want;
+
+ nqsets = want - MSIX_EXTRAS;
+ if (nqsets < s->max_ethqsets) {
+ dev_warn(adapter->pdev_dev, "only enough MSI-X vectors"
+ " for %d Queue Sets\n", nqsets);
+ s->max_ethqsets = nqsets;
+ if (nqsets < s->ethqsets)
+ reduce_ethqs(adapter, nqsets);
}
- return err;
+ for (i = 0; i < want; ++i)
+ adapter->msix_info[i].vec = entries[i].vector;
+
+ return 0;
}
static const struct net_device_ops cxgb4vf_netdev_ops = {
--
1.7.7.6
next prev parent reply other threads:[~2014-01-31 15:17 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1391172839.git.agordeev@redhat.com>
2014-01-31 15:08 ` [PATCH 01/34] bnx2: Use pci_enable_msix_range() Alexander Gordeev
2014-01-31 21:30 ` David Miller
2014-02-11 0:38 ` Bjorn Helgaas
2014-02-11 1:08 ` Bjorn Helgaas
2014-02-12 13:26 ` Alexander Gordeev
2014-02-12 17:00 ` Bjorn Helgaas
2014-02-12 18:08 ` Alexander Gordeev
2014-02-11 8:01 ` Alexander Gordeev
2014-01-31 15:08 ` [PATCH 02/34] bnx2x: " Alexander Gordeev
2014-01-31 19:11 ` Sergei Shtylyov
2014-01-31 15:08 ` [PATCH 03/34] tg3: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 04/34] bna: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 05/34] cxgb3: Remove superfluous call to pci_disable_msix() Alexander Gordeev
2014-01-31 15:08 ` [PATCH 06/34] cxgb3: Use pci_enable_msix_range() Alexander Gordeev
2014-01-31 15:08 ` [PATCH 07/34] cxgb4: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 08/34] cxgb4vf: Remove superfluous call to pci_disable_msix() Alexander Gordeev
2014-01-31 15:08 ` Alexander Gordeev [this message]
2014-01-31 15:08 ` [PATCH 10/34] enic: Use pci_enable_msix_range() Alexander Gordeev
2014-01-31 15:08 ` [PATCH 11/34] benet: " Alexander Gordeev
2014-02-03 6:21 ` Sathya Perla
2014-01-31 15:08 ` [PATCH 12/34] e1000e: " Alexander Gordeev
2014-01-31 19:17 ` Sergei Shtylyov
2014-01-31 15:08 ` [PATCH 13/34] i40e: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 14/34] igb: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 15/34] igbvf: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 16/34] ixgbe: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 17/34] ixgbevf: " Alexander Gordeev
2014-01-31 19:20 ` Sergei Shtylyov
2014-01-31 15:08 ` [PATCH 18/34] mlx4: " Alexander Gordeev
2014-01-31 19:22 ` Sergei Shtylyov
2014-02-02 9:43 ` Amir Vadai
2014-01-31 15:08 ` [PATCH 19/34] mlx5: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 20/34] myri10ge: " Alexander Gordeev
2014-01-31 19:24 ` Sergei Shtylyov
2014-02-01 14:13 ` Hyong-Youb Kim
2014-01-31 15:08 ` [PATCH 21/34] s2io: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 22/34] vxge: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 23/34] forcedeth: Fix invalid errno reporting in nv_request_irq() Alexander Gordeev
2014-01-31 15:08 ` [PATCH 24/34] forcedeth: Cleanup MSI-X to MSI to INTx fallback code Alexander Gordeev
2014-01-31 15:08 ` [PATCH 25/34] forcedeth: Use pci_enable_msix_range() Alexander Gordeev
2014-01-31 15:08 ` [PATCH 26/34] netxen: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 27/34] qlcnic: Cleanup qlcnic_enable_msix() return values Alexander Gordeev
2014-01-31 15:08 ` [PATCH 28/34] qlcnic: Use pci_enable_msix_range() Alexander Gordeev
2014-01-31 15:08 ` [PATCH 29/34] qlge: Get rid of an redundant assignment Alexander Gordeev
2014-01-31 15:08 ` [PATCH 30/34] qlge: Use pci_enable_msix_range() Alexander Gordeev
2014-01-31 15:08 ` [PATCH 31/34] efx: " Alexander Gordeev
2014-01-31 17:21 ` Shradha Shah
2014-01-31 15:08 ` [PATCH 32/34] niu: " Alexander Gordeev
2014-01-31 15:08 ` [PATCH 33/34] vmxnet3: Fix MSI-X/MSI enablement code Alexander Gordeev
2014-01-31 15:08 ` [PATCH 34/34] vmxnet3: Use pci_enable_msix_range() Alexander Gordeev
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