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MIPS: SEAD3: Use generic plat_irq_dispatch

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The generic plat_irq_dispatch provided in irq_cpu.c is sufficient for
dispatching interrupts on SEAD-3 in legacy and vectored interrupt modes.

Signed-off-by: Andrew Bresticker <abrestic@chromium.org>
Reviewed-by: Qais Yousef <qais.yousef@imgtec.com>
Tested-by: Qais Yousef <qais.yousef@imgtec.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jeffrey Deans <jeffrey.deans@imgtec.com>
Cc: Markos Chandras <markos.chandras@imgtec.com>
Cc: Paul Burton <paul.burton@imgtec.com>
Cc: Jonas Gorski <jogo@openwrt.org>
Cc: John Crispin <blogic@openwrt.org>
Cc: David Daney <ddaney.cavm@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/7822/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Andrew Bresticker 2014-09-18 14:47:30 -07:00 committed by Ralf Baechle
parent 4203d644e0
commit a393d93059
1 changed files with 1 additions and 22 deletions
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23
arch/mips/mti-sead3/sead3-int.c
View file

@ -22,32 +22,11 @@
static unsigned long sead3_config_reg;
asmlinkage void plat_irq_dispatch(void)
{
unsigned int pending = read_c0_cause() & read_c0_status() & ST0_IM;
int irq;
irq = (fls(pending) - CAUSEB_IP - 1);
if (irq >= 0)
do_IRQ(MIPS_CPU_IRQ_BASE + irq);
else
spurious_interrupt();
}
void __init arch_init_irq(void)
{
int i;
if (!cpu_has_veic) {
if (!cpu_has_veic)
mips_cpu_irq_init();
if (cpu_has_vint) {
/* install generic handler */
for (i = 0; i < 8; i++)
set_vi_handler(i, plat_irq_dispatch);
}
}
sead3_config_reg = (unsigned long)ioremap_nocache(SEAD_CONFIG_BASE,
SEAD_CONFIG_SIZE);
gic_present = (REG32(sead3_config_reg) & SEAD_CONFIG_GIC_PRESENT_MSK) >>