Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ba7d850a02c7c3357ec488776405470534e7ccf8
Commit: ba7d850a02c7c3357ec488776405470534e7ccf8
Parent: ff9e76aaba13f6f6bae31c9ac2aa2a50f5cdd801
Author: Uwe Kleine-König <[EMAIL PROTECTED]>
AuthorDate: Sun Sep 30 20:34:41 2007 +0100
Committer: Russell King <[EMAIL PROTECTED]>
CommitDate: Fri Oct 12 23:43:34 2007 +0100
[ARM] 4589/1: ns9xxx: acknowledge IRQ_EXT2 in the demux routine for FPGA
irqs
The FPGA on the a9m9750dev board interrupts the CPU via EXT2. So
to acknowledge any FPGA interrupt IRQ_EXT2 must be acknowledged.
Signed-off-by: Uwe Kleine-König <[EMAIL PROTECTED]>
Signed-off-by: Russell King <[EMAIL PROTECTED]>
---
arch/arm/mach-ns9xxx/board-a9m9750dev.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-ns9xxx/board-a9m9750dev.c
b/arch/arm/mach-ns9xxx/board-a9m9750dev.c
index 925048e..88d1f7e 100644
--- a/arch/arm/mach-ns9xxx/board-a9m9750dev.c
+++ b/arch/arm/mach-ns9xxx/board-a9m9750dev.c
@@ -70,15 +70,20 @@ static void a9m9750dev_fpga_demux_handler(unsigned int irq,
{
int stat = FPGA_ISR;
+ desc->chip->mask_ack(irq);
+
while (stat != 0) {
int irqno = fls(stat) - 1;
+ struct irq_desc *fpgadesc;
stat &= ~(1 << irqno);
- desc = irq_desc + FPGA_IRQ(irqno);
+ fpgadesc = irq_desc + FPGA_IRQ(irqno);
- desc_handle_irq(FPGA_IRQ(irqno), desc);
+ desc_handle_irq(FPGA_IRQ(irqno), fpgadesc);
}
+
+ desc->chip->unmask(irq);
}
void __init board_a9m9750dev_init_irq(void)
-
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