diff options
Diffstat (limited to 'drivers/soc/fsl/qbman/qman_portal.c')
| -rw-r--r-- | drivers/soc/fsl/qbman/qman_portal.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/soc/fsl/qbman/qman_portal.c b/drivers/soc/fsl/qbman/qman_portal.c index a120002b630e..661c9b234d32 100644 --- a/drivers/soc/fsl/qbman/qman_portal.c +++ b/drivers/soc/fsl/qbman/qman_portal.c @@ -195,8 +195,10 @@ static int qman_offline_cpu(unsigned int cpu) if (p) { pcfg = qman_get_qm_portal_config(p); if (pcfg) { - irq_set_affinity(pcfg->irq, cpumask_of(0)); - qman_portal_update_sdest(pcfg, 0); + /* select any other online CPU */ + cpu = cpumask_any_but(cpu_online_mask, cpu); + irq_set_affinity(pcfg->irq, cpumask_of(cpu)); + qman_portal_update_sdest(pcfg, cpu); } } return 0; @@ -227,6 +229,14 @@ static int qman_portal_probe(struct platform_device *pdev) int irq, cpu, err; u32 val; + err = qman_is_probed(); + if (!err) + return -EPROBE_DEFER; + if (err < 0) { + dev_err(&pdev->dev, "failing probe due to qman probe error\n"); + return -ENODEV; + } + pcfg = devm_kmalloc(dev, sizeof(*pcfg), GFP_KERNEL); if (!pcfg) return -ENOMEM; |