Author: hselasky
Date: Mon Dec 19 09:41:49 2016
New Revision: 310246
URL: https://svnweb.freebsd.org/changeset/base/310246
Log:
MFC r309733:
MSIX can support more than 256 IRQs. Make sure the invalid IRQ number
set in the LinuxKPI is big enough.
Sponsored by: Mellanox Technologies
Modified:
stable/11/sys/compat/linuxkpi/common/include/linux/device.h
stable/11/sys/compat/linuxkpi/common/src/linux_pci.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/compat/linuxkpi/common/include/linux/device.h
==============================================================================
--- stable/11/sys/compat/linuxkpi/common/include/linux/device.h Mon Dec 19
09:40:29 2016 (r310245)
+++ stable/11/sys/compat/linuxkpi/common/include/linux/device.h Mon Dec 19
09:41:49 2016 (r310246)
@@ -70,6 +70,7 @@ struct device {
uint64_t *dma_mask;
void *driver_data;
unsigned int irq;
+#define LINUX_IRQ_INVALID 65535
unsigned int msix;
unsigned int msix_max;
const struct attribute_group **groups;
Modified: stable/11/sys/compat/linuxkpi/common/src/linux_pci.c
==============================================================================
--- stable/11/sys/compat/linuxkpi/common/src/linux_pci.c Mon Dec 19
09:40:29 2016 (r310245)
+++ stable/11/sys/compat/linuxkpi/common/src/linux_pci.c Mon Dec 19
09:41:49 2016 (r310246)
@@ -144,7 +144,7 @@ linux_pci_attach(device_t dev)
if (rle)
pdev->dev.irq = rle->start;
else
- pdev->dev.irq = 255;
+ pdev->dev.irq = LINUX_IRQ_INVALID;
pdev->irq = pdev->dev.irq;
DROP_GIANT();
spin_lock(&pci_lock);
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