From: Michael Kelley via Virtualization <virtualization@lists.linux-foundation.org>
To: Wei Liu <wei.liu@kernel.org>,
Linux on Hyper-V List <linux-hyperv@vger.kernel.org>
Cc: "open list:GENERIC INCLUDE/ASM HEADER FILES"
<linux-arch@vger.kernel.org>,
Stephen Hemminger <sthemmin@microsoft.com>,
"pasha.tatashin@soleen.com" <pasha.tatashin@soleen.com>,
Arnd Bergmann <arnd@arndb.de>,
Haiyang Zhang <haiyangz@microsoft.com>,
"maintainer:X86 ARCHITECTURE \(32-BIT AND 64-BIT\)"
<x86@kernel.org>,
Linux Kernel List <linux-kernel@vger.kernel.org>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Nuno Das Neves <nunodasneves@linux.microsoft.com>,
Sunil Muthuswamy <sunilmut@microsoft.com>,
Vineeth Pillai <viremana@linux.microsoft.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: RE: [PATCH v5 14/16] asm-generic/hyperv: import data structures for mapping device interrupts
Date: Tue, 26 Jan 2021 01:27:44 +0000 [thread overview]
Message-ID: <MWHPR21MB159311EB48A64A9D49D2D484D7BC9@MWHPR21MB1593.namprd21.prod.outlook.com> (raw)
In-Reply-To: <20210120120058.29138-15-wei.liu@kernel.org>
From: Wei Liu <wei.liu@kernel.org> Sent: Wednesday, January 20, 2021 4:01 AM
>
> Signed-off-by: Sunil Muthuswamy <sunilmut@microsoft.com>
> Co-Developed-by: Sunil Muthuswamy <sunilmut@microsoft.com>
> Signed-off-by: Wei Liu <wei.liu@kernel.org>
> ---
> arch/x86/include/asm/hyperv-tlfs.h | 13 +++++++++++
> include/asm-generic/hyperv-tlfs.h | 36 ++++++++++++++++++++++++++++++
> 2 files changed, 49 insertions(+)
>
> diff --git a/arch/x86/include/asm/hyperv-tlfs.h b/arch/x86/include/asm/hyperv-tlfs.h
> index 204010350604..ab7d6cde548d 100644
> --- a/arch/x86/include/asm/hyperv-tlfs.h
> +++ b/arch/x86/include/asm/hyperv-tlfs.h
> @@ -533,6 +533,19 @@ struct hv_partition_assist_pg {
> u32 tlb_lock_count;
> };
>
> +enum hv_interrupt_type {
> + HV_X64_INTERRUPT_TYPE_FIXED = 0x0000,
> + HV_X64_INTERRUPT_TYPE_LOWESTPRIORITY = 0x0001,
> + HV_X64_INTERRUPT_TYPE_SMI = 0x0002,
> + HV_X64_INTERRUPT_TYPE_REMOTEREAD = 0x0003,
> + HV_X64_INTERRUPT_TYPE_NMI = 0x0004,
> + HV_X64_INTERRUPT_TYPE_INIT = 0x0005,
> + HV_X64_INTERRUPT_TYPE_SIPI = 0x0006,
> + HV_X64_INTERRUPT_TYPE_EXTINT = 0x0007,
> + HV_X64_INTERRUPT_TYPE_LOCALINT0 = 0x0008,
> + HV_X64_INTERRUPT_TYPE_LOCALINT1 = 0x0009,
> + HV_X64_INTERRUPT_TYPE_MAXIMUM = 0x000A,
> +};
>
> #include <asm-generic/hyperv-tlfs.h>
>
> diff --git a/include/asm-generic/hyperv-tlfs.h b/include/asm-generic/hyperv-tlfs.h
> index 42ff1326c6bd..07efe0131fe3 100644
> --- a/include/asm-generic/hyperv-tlfs.h
> +++ b/include/asm-generic/hyperv-tlfs.h
> @@ -152,6 +152,8 @@ struct ms_hyperv_tsc_page {
> #define HVCALL_RETRIEVE_DEBUG_DATA 0x006a
> #define HVCALL_RESET_DEBUG_SESSION 0x006b
> #define HVCALL_ADD_LOGICAL_PROCESSOR 0x0076
> +#define HVCALL_MAP_DEVICE_INTERRUPT 0x007c
> +#define HVCALL_UNMAP_DEVICE_INTERRUPT 0x007d
> #define HVCALL_RETARGET_INTERRUPT 0x007e
> #define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_SPACE 0x00af
> #define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_LIST 0x00b0
> @@ -702,4 +704,38 @@ union hv_device_id {
> } acpi;
> } __packed;
>
> +enum hv_interrupt_trigger_mode {
> + HV_INTERRUPT_TRIGGER_MODE_EDGE = 0,
> + HV_INTERRUPT_TRIGGER_MODE_LEVEL = 1,
> +};
> +
> +struct hv_device_interrupt_descriptor {
> + u32 interrupt_type;
> + u32 trigger_mode;
> + u32 vector_count;
> + u32 reserved;
> + struct hv_device_interrupt_target target;
> +} __packed;
> +
> +struct hv_input_map_device_interrupt {
> + u64 partition_id;
> + u64 device_id;
> + u64 flags;
> + struct hv_interrupt_entry logical_interrupt_entry;
> + struct hv_device_interrupt_descriptor interrupt_descriptor;
> +} __packed;
> +
> +struct hv_output_map_device_interrupt {
> + struct hv_interrupt_entry interrupt_entry;
> +} __packed;
> +
> +struct hv_input_unmap_device_interrupt {
> + u64 partition_id;
> + u64 device_id;
> + struct hv_interrupt_entry interrupt_entry;
> +} __packed;
> +
> +#define HV_SOURCE_SHADOW_NONE 0x0
> +#define HV_SOURCE_SHADOW_BRIDGE_BUS_RANGE 0x1
> +
> #endif
> --
> 2.20.1
Reviewed-by: Michael Kelley <mikelley@microsoft.com>
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next prev parent reply other threads:[~2021-01-26 1:27 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210120120058.29138-1-wei.liu@kernel.org>
[not found] ` <20210120120058.29138-3-wei.liu@kernel.org>
2021-01-20 16:03 ` [PATCH v5 02/16] x86/hyperv: detect if Linux is the root partition Pavel Tatashin
2021-01-26 0:31 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-7-wei.liu@kernel.org>
2021-01-20 15:12 ` [PATCH v5 06/16] x86/hyperv: allocate output arg pages if required kernel test robot
2021-01-20 19:44 ` Pavel Tatashin
2021-01-26 0:41 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-2-wei.liu@kernel.org>
2021-01-20 15:57 ` [PATCH v5 01/16] asm-generic/hyperv: change HV_CPU_POWER_MANAGEMENT to HV_CPU_MANAGEMENT Pavel Tatashin
2021-01-26 0:25 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-4-wei.liu@kernel.org>
2021-01-20 16:06 ` [PATCH v5 03/16] Drivers: hv: vmbus: skip VMBus initialization if Linux is root Pavel Tatashin
2021-01-26 0:32 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-5-wei.liu@kernel.org>
2021-01-20 16:08 ` [PATCH v5 04/16] iommu/hyperv: don't setup IRQ remapping when running as root Pavel Tatashin
2021-01-26 0:33 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-6-wei.liu@kernel.org>
2021-01-20 16:13 ` [PATCH v5 05/16] clocksource/hyperv: use MSR-based access if " Pavel Tatashin
2021-01-26 0:34 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-8-wei.liu@kernel.org>
2021-01-26 0:48 ` [PATCH v5 07/16] x86/hyperv: extract partition ID from Microsoft Hypervisor if necessary Michael Kelley via Virtualization
[not found] ` <20210202150353.6npksy7tobrvfqlt@liuwe-devbox-debian-v2>
2021-02-04 16:33 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-9-wei.liu@kernel.org>
2021-01-26 0:49 ` [PATCH v5 08/16] x86/hyperv: handling hypercall page setup for root Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-10-wei.liu@kernel.org>
2021-01-26 1:20 ` [PATCH v5 09/16] x86/hyperv: provide a bunch of helper functions Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-11-wei.liu@kernel.org>
2021-01-26 1:21 ` [PATCH v5 10/16] x86/hyperv: implement and use hv_smp_prepare_cpus Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-12-wei.liu@kernel.org>
2021-01-26 1:22 ` [PATCH v5 11/16] asm-generic/hyperv: update hv_msi_entry Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-13-wei.liu@kernel.org>
2021-01-26 1:23 ` [PATCH v5 12/16] asm-generic/hyperv: update hv_interrupt_entry Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-14-wei.liu@kernel.org>
2021-01-26 1:26 ` [PATCH v5 13/16] asm-generic/hyperv: introduce hv_device_id and auxiliary structures Michael Kelley via Virtualization
[not found] ` <20210202170248.4hds554cyxpuayqc@liuwe-devbox-debian-v2>
[not found] ` <20210203132601.ftpwgs57qtok47cg@liuwe-devbox-debian-v2>
[not found] ` <CAK8P3a0m8jEij-RdP1PTcNcJW2+mXQ1dA4=s+JLXhnv+NyFiHw@mail.gmail.com>
[not found] ` <20210203140906.g35zr7366hh7p5f3@liuwe-devbox-debian-v2>
2021-02-04 16:46 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-15-wei.liu@kernel.org>
2021-01-26 1:27 ` Michael Kelley via Virtualization [this message]
[not found] ` <20210120120058.29138-16-wei.liu@kernel.org>
2021-01-27 5:47 ` [PATCH v5 15/16] x86/hyperv: implement an MSI domain for root partition Michael Kelley via Virtualization
[not found] ` <20210202173153.jkbvwck2vsjlbjbz@liuwe-devbox-debian-v2>
2021-02-02 18:15 ` Michael Kelley via Virtualization
[not found] ` <20210120120058.29138-17-wei.liu@kernel.org>
2021-01-27 5:47 ` [PATCH v5 16/16] iommu/hyperv: setup an IO-APIC IRQ remapping " Michael Kelley via Virtualization
[not found] ` <20210203124700.ugx5vd526455u7lb@liuwe-devbox-debian-v2>
2021-02-04 16:41 ` Michael Kelley via Virtualization
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