2014-01-31 15:10:01

by Alexander Gordeev

[permalink] [raw]
Subject: [PATCH 32/34] niu: Use pci_enable_msix_range()

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 <[email protected]>
---
drivers/net/ethernet/sun/niu.c | 11 +++--------
1 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index 8e2266e..79606f4 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -9041,7 +9041,7 @@ static void niu_try_msix(struct niu *np, u8 *ldg_num_map)
struct msix_entry msi_vec[NIU_NUM_LDG];
struct niu_parent *parent = np->parent;
struct pci_dev *pdev = np->pdev;
- int i, num_irqs, err;
+ int i, num_irqs;
u8 first_ldg;

first_ldg = (NIU_NUM_LDG / parent->num_ports) * np->port;
@@ -9053,21 +9053,16 @@ static void niu_try_msix(struct niu *np, u8 *ldg_num_map)
(np->port == 0 ? 3 : 1));
BUG_ON(num_irqs > (NIU_NUM_LDG / parent->num_ports));

-retry:
for (i = 0; i < num_irqs; i++) {
msi_vec[i].vector = 0;
msi_vec[i].entry = i;
}

- err = pci_enable_msix(pdev, msi_vec, num_irqs);
- if (err < 0) {
+ num_irqs = pci_enable_msix_range(pdev, msi_vec, 1, num_irqs);
+ if (num_irqs < 0) {
np->flags &= ~NIU_FLAGS_MSIX;
return;
}
- if (err > 0) {
- num_irqs = err;
- goto retry;
- }

np->flags |= NIU_FLAGS_MSIX;
for (i = 0; i < num_irqs; i++)
--
1.7.7.6