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/openbmc/linux/include/linux/irqchip/
H A Darm-gic-v3.hb25319d2 Tue Dec 24 05:10:24 CST 2019 Marc Zyngier <maz@kernel.org> irqchip/gic-v3: Detect GICv4.1 supporting RVPEID

GICv4.1 supports the RVPEID ("Residency per vPE ID"), which allows for
a much efficient way of making virtual CPUs resident (to allow direct
injection of interrupts).

The functionnality needs to be discovered on each and every redistributor
in the system, and disabled if the settings are inconsistent.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Link: https://lore.kernel.org/r/20191224111055.11836-2-maz@kernel.org
b25319d2 Tue Dec 24 05:10:24 CST 2019 Marc Zyngier <maz@kernel.org> irqchip/gic-v3: Detect GICv4.1 supporting RVPEID

GICv4.1 supports the RVPEID ("Residency per vPE ID"), which allows for
a much efficient way of making virtual CPUs resident (to allow direct
injection of interrupts).

The functionnality needs to be discovered on each and every redistributor
in the system, and disabled if the settings are inconsistent.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Link: https://lore.kernel.org/r/20191224111055.11836-2-maz@kernel.org
/openbmc/linux/drivers/irqchip/
H A Dirq-gic-v3.cb25319d2 Tue Dec 24 05:10:24 CST 2019 Marc Zyngier <maz@kernel.org> irqchip/gic-v3: Detect GICv4.1 supporting RVPEID

GICv4.1 supports the RVPEID ("Residency per vPE ID"), which allows for
a much efficient way of making virtual CPUs resident (to allow direct
injection of interrupts).

The functionnality needs to be discovered on each and every redistributor
in the system, and disabled if the settings are inconsistent.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Link: https://lore.kernel.org/r/20191224111055.11836-2-maz@kernel.org
b25319d2 Tue Dec 24 05:10:24 CST 2019 Marc Zyngier <maz@kernel.org> irqchip/gic-v3: Detect GICv4.1 supporting RVPEID

GICv4.1 supports the RVPEID ("Residency per vPE ID"), which allows for
a much efficient way of making virtual CPUs resident (to allow direct
injection of interrupts).

The functionnality needs to be discovered on each and every redistributor
in the system, and disabled if the settings are inconsistent.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Zenghui Yu <yuzenghui@huawei.com>
Link: https://lore.kernel.org/r/20191224111055.11836-2-maz@kernel.org