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authorAlexander Gordeev <agordeev@redhat.com>2014-09-07 22:57:54 +0400
committerBjorn Helgaas <bhelgaas@google.com>2014-10-01 22:21:14 +0400
commit3930115e0dd67f61b3b1882c7a34d0baeff1bb4c (patch)
treef2f53658ddbf84b6175c7f89869e4aecf468bb71 /drivers/irqchip/irq-armada-370-xp.c
parent6b2fd7efeb888fa781c1f767de6c36497ac1596b (diff)
downloadlinux-3930115e0dd67f61b3b1882c7a34d0baeff1bb4c.tar.xz
irqchip: armada-370-xp: Remove arch_msi_check_device()
Move MSI checks from arch_msi_check_device() to arch_setup_msi_irqs(). This makes the code more compact and allows removing arch_msi_check_device() from generic MSI code. Tested-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Alexander Gordeev <agordeev@redhat.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Jason Cooper <jason@lakedaemon.net> CC: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/irqchip/irq-armada-370-xp.c')
-rw-r--r--drivers/irqchip/irq-armada-370-xp.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index 574aba0eba4e..df60eabaf49e 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -136,6 +136,10 @@ static int armada_370_xp_setup_msi_irq(struct msi_chip *chip,
struct msi_msg msg;
int virq, hwirq;
+ /* We support MSI, but not MSI-X */
+ if (desc->msi_attrib.is_msix)
+ return -EINVAL;
+
hwirq = armada_370_xp_alloc_msi();
if (hwirq < 0)
return hwirq;
@@ -166,15 +170,6 @@ static void armada_370_xp_teardown_msi_irq(struct msi_chip *chip,
armada_370_xp_free_msi(hwirq);
}
-static int armada_370_xp_check_msi_device(struct msi_chip *chip, struct pci_dev *dev,
- int nvec, int type)
-{
- /* We support MSI, but not MSI-X */
- if (type == PCI_CAP_ID_MSI)
- return 0;
- return -EINVAL;
-}
-
static struct irq_chip armada_370_xp_msi_irq_chip = {
.name = "armada_370_xp_msi_irq",
.irq_enable = unmask_msi_irq,
@@ -213,7 +208,6 @@ static int armada_370_xp_msi_init(struct device_node *node,
msi_chip->setup_irq = armada_370_xp_setup_msi_irq;
msi_chip->teardown_irq = armada_370_xp_teardown_msi_irq;
- msi_chip->check_device = armada_370_xp_check_msi_device;
msi_chip->of_node = node;
armada_370_xp_msi_domain =