Re: [PATCH 04/17] powerpc: mpic: use IRQCHIP_SKIP_SET_WAKE instead of redundant mpic_irq_set_wake

From: Sudeep Holla
Date: Mon Oct 19 2015 - 13:35:52 EST


Hi Ben,

On 23/09/15 05:06, Scott Wood wrote:
On Mon, 2015-09-21 at 16:47 +0100, Sudeep Holla wrote:
mpic_irq_set_wake return -ENXIO for non FSL MPIC and sets IRQF_NO_SUSPEND
flag for FSL ones. enable_irq_wake already returns -ENXIO if irq_set_wak
is not implemented. Also there's no need to set the IRQF_NO_SUSPEND flag
as it doesn't guarantee wakeup for that interrupt.

This patch removes the redundant mpic_irq_set_wake and sets the
IRQCHIP_SKIP_SET_WAKE for only FSL MPIC.

Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
Cc: Scott Wood <scottwood@xxxxxxxxxxxxx>
Cc: Hongtao Jia <hongtao.jia@xxxxxxxxxxxxx>
Cc: Marc Zyngier <marc.zyngier@xxxxxxx>
Cc: linuxppc-dev@xxxxxxxxxxxxxxxx
Signed-off-by: Sudeep Holla <sudeep.holla@xxxxxxx>
---
arch/powerpc/sysdev/mpic.c | 23 ++++-------------------
1 file changed, 4 insertions(+), 19 deletions(-)

Acked-by: Scott Wood <scottwood@xxxxxxxxxxxxx>


Can you pick this up via your tree ?

--
Regards,
Sudeep
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