This backport was done like for the b43 driver. This was just build tested.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
patches/09-threaded-irq.patch | 55 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 55 insertions(+), 0 deletions(-)
diff --git a/patches/09-threaded-irq.patch b/patches/09-threaded-irq.patch
index c1a33e1..cdc506d 100644
--- a/patches/09-threaded-irq.patch
+++ b/patches/09-threaded-irq.patch
@@ -61,3 +61,58 @@ thread in process context as well.
};
/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */
+--- a/drivers/net/wireless/rt2x00/rt2x00.h
++++ b/drivers/net/wireless/rt2x00/rt2x00.h
+@@ -882,6 +882,9 @@ struct rt2x00_dev {
+ * and interrupt thread routine.
+ */
+ u32 irqvalue[2];
++#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31)
++ struct compat_threaded_irq irq_compat;
++#endif
+ };
+
+ /*
+--- a/drivers/net/wireless/rt2x00/rt2x00pci.c
++++ b/drivers/net/wireless/rt2x00/rt2x00pci.c
+@@ -153,10 +153,18 @@ int rt2x00pci_initialize(struct rt2x00_d
+ /*
+ * Register interrupt handler.
+ */
++#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31)
++ status = compat_request_threaded_irq(&rt2x00dev->irq_compat,
++ rt2x00dev->irq,
++ rt2x00dev->ops->lib->irq_handler,
++ rt2x00dev->ops->lib->irq_handler_thread,
++ IRQF_SHARED, rt2x00dev->name, rt2x00dev);
++#else
+ status = request_threaded_irq(rt2x00dev->irq,
+ rt2x00dev->ops->lib->irq_handler,
+ rt2x00dev->ops->lib->irq_handler_thread,
+ IRQF_SHARED, rt2x00dev->name, rt2x00dev);
++#endif
+ if (status) {
+ ERROR(rt2x00dev, "IRQ %d allocation failed (error %d).\n",
+ rt2x00dev->irq, status);
+@@ -180,7 +188,11 @@ void rt2x00pci_uninitialize(struct rt2x0
+ /*
+ * Free irq line.
+ */
++#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31)
++ compat_free_threaded_irq(&rt2x00dev->irq_compat);
++#else
+ free_irq(rt2x00dev->irq, rt2x00dev);
++#endif
+
+ /*
+ * Free DMA
+@@ -195,6 +207,9 @@ EXPORT_SYMBOL_GPL(rt2x00pci_uninitialize
+ */
+ static void rt2x00pci_free_reg(struct rt2x00_dev *rt2x00dev)
+ {
++#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,31)
++ compat_destroy_threaded_irq(&rt2x00dev->irq_compat);
++#endif
+ kfree(rt2x00dev->rf);
+ rt2x00dev->rf = NULL;
+
--
1.7.0.4
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