Commit 602e8a34 authored Jan 29, 2015 by James Hogan Committed by Ralf Baechle Mar 31, 2015

MIPS: Malta: Implement get_c0_fdc_int()

Implement the weak get_c0_fdc_int() function for Malta. The Fast Debug
Channel (FDC) interrupt is obtained mainly depending on whether a GIC is
present. Vectored external interrupt mode isn't yet supported.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/9143/

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

parent 6429e2b6

arch/mips/mti-malta/malta-time.c

+16 −0

Original line number	Diff line number	Diff line
		@@ -115,6 +115,22 @@ void read_persistent_clock(struct timespec *ts)
		ts->tv_nsec = 0;
		}

		int get_c0_fdc_int(void)
		{
		int mips_cpu_fdc_irq;

		if (cpu_has_veic)
		mips_cpu_fdc_irq = -1;
		else if (gic_present)
		mips_cpu_fdc_irq = gic_get_c0_fdc_int();
		else if (cp0_fdc_irq >= 0)
		mips_cpu_fdc_irq = MIPS_CPU_IRQ_BASE + cp0_fdc_irq;
		else
		mips_cpu_fdc_irq = -1;

		return mips_cpu_fdc_irq;
		}

		int get_c0_perfcount_int(void)
		{
		if (cpu_has_veic) {