From mboxrd@z Thu Jan 1 00:00:00 1970 From: grygorii.strashko@ti.com (Grygorii Strashko) Date: Wed, 30 Nov 2016 11:09:03 -0600 Subject: [PATCH v2] soc: ti: qmss: fix the case when !SMP In-Reply-To: <20161130165351.1154-1-grygorii.strashko@ti.com> References: <20161130165351.1154-1-grygorii.strashko@ti.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org + Santosh Shilimkar On 11/30/2016 10:53 AM, Grygorii Strashko wrote: > The irq_set_affinity_hint() will always fail when !SMP and > Networking will fail on Keystone 2 devices in this case. > Hence, fix by ignoring IRQ affinity settings when !SMP. > > Cc: Arnd Bergmann > Signed-off-by: Grygorii Strashko > --- > drivers/soc/ti/knav_qmss_queue.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c > index b73e353..eacad57 100644 > --- a/drivers/soc/ti/knav_qmss_queue.c > +++ b/drivers/soc/ti/knav_qmss_queue.c > @@ -1228,7 +1228,7 @@ static int knav_setup_queue_range(struct knav_device *kdev, > > range->num_irqs++; > > - if (oirq.args_count == 3) > + if (IS_ENABLED(CONFIG_SMP) && oirq.args_count == 3) > range->irqs[i].cpu_map = > (oirq.args[2] & 0x0000ff00) >> 8; > } > -- regards, -grygorii