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soc: fsl: qbman: Check if CPU is offline when initializing portals

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If the CPU to affine the portal interrupt is offline at boot time
affine the portal interrupt to another online CPU. If the CPU is later
brought online the hotplug handler will correctly adjust the affinity.
Moved common code in a function.

Signed-off-by: Roy Pledge <roy.pledge@nxp.com>
Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
This commit is contained in:
Roy Pledge
2018-09-28 11:43:20 +03:00
committed by Li Yang
parent 56740a7167
commit 9beaf661d6
3 changed files with 24 additions and 8 deletions
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6
drivers/soc/fsl/qbman/qman.c
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@@ -1210,11 +1210,9 @@ static int qman_create_portal(struct qman_portal *portal,
dev_err(c->dev, "request_irq() failed\n");
goto fail_irq;
}
if (c->cpu != -1 && irq_can_set_affinity(c->irq) &&
irq_set_affinity(c->irq, cpumask_of(c->cpu))) {
dev_err(c->dev, "irq_set_affinity() failed\n");
if (dpaa_set_portal_irq_affinity(c->dev, c->irq, c->cpu))
goto fail_affinity;
}
/* Need EQCR to be empty before continuing */
isdr &= ~QM_PIRQ_EQCI;