Messages in this thread Patch in this message | | | Date | Thu, 04 Aug 2022 13:26:03 -0000 | From | "irqchip-bot for Huacai Chen" <> | Subject | [irqchip: irq/irqchip-fixes] irqchip/loongson-eiointc: Fix irq affinity setting |
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The following commit has been merged into the irq/irqchip-fixes branch of irqchip:
Commit-ID: e260cfe6fb503292f183a43b51177664b222435d Gitweb: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms/e260cfe6fb503292f183a43b51177664b222435d Author: Huacai Chen <chenhuacai@loongson.cn> AuthorDate: Thu, 04 Aug 2022 10:54:21 +08:00 Committer: Marc Zyngier <maz@kernel.org> CommitterDate: Thu, 04 Aug 2022 10:04:03 +01:00
irqchip/loongson-eiointc: Fix irq affinity setting
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 --- drivers/irqchip/irq-loongson-eiointc.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/irqchip/irq-loongson-eiointc.c b/drivers/irqchip/irq-loongson-eiointc.c index 80d8ca6..3174678 100644 --- a/drivers/irqchip/irq-loongson-eiointc.c +++ b/drivers/irqchip/irq-loongson-eiointc.c @@ -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));
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