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From: marc.zyngier@arm.com (Marc Zyngier)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 4/6] arm/arm64: vgic-new: Introduce VENG0 and VENG1 fields to vmcr struct
Date: Fri, 16 Sep 2016 14:54:48 +0100	[thread overview]
Message-ID: <57DBF9A8.5040604@arm.com> (raw)
In-Reply-To: <1474028453-29132-5-git-send-email-vijay.kilari@gmail.com>

On 16/09/16 13:20, vijay.kilari at gmail.com wrote:
> From: Vijaya Kumar K <Vijaya.Kumar@cavium.com>
> 
> ICC_VMCR_EL2 supports virtual access to ICC_IGRPEN1_EL1.Enable
> and ICC_IGRPEN0_EL1.Enable fields. Add grpen0 and grpen1 member
> variables to struct vmcr to support read and write of these fields.
> 
> ICH_VMCR_CTLR_MASK is changed to mask only ICC_CTLR_EL1 fields.

This comment doesn't match the patch.

> Also refactor vgic_set_vmcr and vgic_get_vmcr() code.
> 
> Signed-off-by: Vijaya Kumar K <Vijaya.Kumar@cavium.com>
> ---
>  include/linux/irqchip/arm-gic-v3.h | 15 +++++++++++----
>  virt/kvm/arm/vgic/vgic-mmio-v2.c   | 16 ----------------
>  virt/kvm/arm/vgic/vgic-mmio.c      | 16 ++++++++++++++++
>  virt/kvm/arm/vgic/vgic-v3.c        | 10 ++++++++--
>  virt/kvm/arm/vgic/vgic.h           |  5 +++++
>  5 files changed, 40 insertions(+), 22 deletions(-)
> 
> diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
> index 99ac022..88d83d3 100644
> --- a/include/linux/irqchip/arm-gic-v3.h
> +++ b/include/linux/irqchip/arm-gic-v3.h
> @@ -352,8 +352,9 @@
>  /*
>   * CPU interface registers
>   */
> -#define ICC_CTLR_EL1_EOImode_drop_dir	(0U << 1)
> -#define ICC_CTLR_EL1_EOImode_drop	(1U << 1)
> +#define ICC_CTLR_EL1_EOImode_SHIFT	(1)
> +#define ICC_CTLR_EL1_EOImode_drop_dir	(0U << ICC_CTLR_EL1_EOImode_SHIFT)
> +#define ICC_CTLR_EL1_EOImode_drop	(1U << ICC_CTLR_EL1_EOImode_SHIFT)
>  #define ICC_SRE_EL1_SRE			(1U << 0)
>  
>  /*
> @@ -382,14 +383,20 @@
>  #define ICH_HCR_EN			(1 << 0)
>  #define ICH_HCR_UIE			(1 << 1)
>  
> -#define ICH_VMCR_CTLR_SHIFT		0
> -#define ICH_VMCR_CTLR_MASK		(0x21f << ICH_VMCR_CTLR_SHIFT)
> +#define ICH_VMCR_CBPR_SHIFT		4
> +#define ICH_VMCR_CBPR_MASK		(1 << ICH_VMCR_CBPR_SHIFT)
> +#define ICH_VMCR_EOIM_SHIFT		9
> +#define ICH_VMCR_EOIM_MASK		(1 << ICH_VMCR_EOIM_SHIFT)
>  #define ICH_VMCR_BPR1_SHIFT		18
>  #define ICH_VMCR_BPR1_MASK		(7 << ICH_VMCR_BPR1_SHIFT)
>  #define ICH_VMCR_BPR0_SHIFT		21
>  #define ICH_VMCR_BPR0_MASK		(7 << ICH_VMCR_BPR0_SHIFT)
>  #define ICH_VMCR_PMR_SHIFT		24
>  #define ICH_VMCR_PMR_MASK		(0xffUL << ICH_VMCR_PMR_SHIFT)
> +#define ICH_VMCR_ENG0_SHIFT		0
> +#define ICH_VMCR_ENG0_MASK		(1 << ICH_VMCR_ENG0_SHIFT)
> +#define ICH_VMCR_ENG1_SHIFT		1
> +#define ICH_VMCR_ENG1_MASK		(1 << ICH_VMCR_ENG1_SHIFT)
>  
>  #define ICC_IAR1_EL1_SPURIOUS		0x3ff

I've asked you to make this a separate patch, which you've ignored.
Please make this change a separate patch, independent of any KVM change.

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...

  reply	other threads:[~2016-09-16 13:54 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-16 12:20 [PATCH v5 0/6] arm/arm64: vgic-new: Implement API for vGICv3 live migration vijay.kilari at gmail.com
2016-09-16 12:20 ` [PATCH v5 1/6] arm/arm64: vgic-new: Implement support for userspace access vijay.kilari at gmail.com
2016-09-16 16:31   ` Marc Zyngier
2016-09-16 12:20 ` [PATCH v5 2/6] arm/arm64: vgic-new: Add distributor and redistributor access vijay.kilari at gmail.com
2016-09-16 12:20 ` [PATCH v5 3/6] arm/arm64: vgic-new: Introduce find_reg_by_id() vijay.kilari at gmail.com
2016-09-16 12:20 ` [PATCH v5 4/6] arm/arm64: vgic-new: Introduce VENG0 and VENG1 fields to vmcr struct vijay.kilari at gmail.com
2016-09-16 13:54   ` Marc Zyngier [this message]
2016-09-16 12:20 ` [PATCH 5/6] arm/arm64: vgic-new: Implement VGICv3 CPU interface access vijay.kilari at gmail.com
2016-09-16 14:36   ` Marc Zyngier
2016-09-16 16:57     ` Vijay Kilari
2016-09-16 17:07       ` Marc Zyngier
2016-09-17  6:28         ` Vijay Kilari
2016-09-17 11:37           ` Marc Zyngier
2016-09-19  7:36             ` Vijay Kilari
2016-09-19 10:11               ` Peter Maydell
2016-09-18  6:30         ` Vijay Kilari
2016-09-18  9:27           ` Marc Zyngier
2016-09-16 12:20 ` [PATCH v5 6/6] arm/arm64: vgic-new: Implement KVM_DEV_ARM_VGIC_GRP_LEVEL_INFO ioctl vijay.kilari at gmail.com

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