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irqchip/loongson-eiointc: Fix irq affinity setting

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In multi-node case, csr_any_send() should set EIOINTC_REG_ENABLE of
the first core of target node, not the first core of the whole.

Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20220804025421.211958-1-chenhuacai@loongson.cn
This commit is contained in:
Huacai Chen 2022-08-04 10:54:21 +08:00 • committed by Marc Zyngier
parent b0a4ab7ca4
commit e260cfe6fb
1 changed files with 6 additions and 2 deletions
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8
drivers/irqchip/irq-loongson-eiointc.c
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@ -111,11 +111,15 @@ static int eiointc_set_irq_affinity(struct irq_data *d, const struct cpumask *af
regaddr = EIOINTC_REG_ENABLE + ((vector >> 5) << 2);
/* Mask target vector */
csr_any_send(regaddr, EIOINTC_ALL_ENABLE & (~BIT(vector & 0x1F)), 0x0, 0);
csr_any_send(regaddr, EIOINTC_ALL_ENABLE & (~BIT(vector & 0x1F)),
0x0, priv->node * CORES_PER_EIO_NODE);
/* Set route for target vector */
eiointc_set_irq_route(vector, cpu, priv->node, &priv->node_map);
/* Unmask target vector */
csr_any_send(regaddr, EIOINTC_ALL_ENABLE, 0x0, 0);
csr_any_send(regaddr, EIOINTC_ALL_ENABLE,
0x0, priv->node * CORES_PER_EIO_NODE);
irq_data_update_effective_affinity(d, cpumask_of(cpu));