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Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Thomas Gleixner , Ingo Molnar , Borislav Petkov , x86@kernel.org (maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)), "H. Peter Anvin" , Arnd Bergmann , linux-arch@vger.kernel.org (open list:GENERIC INCLUDE/ASM HEADER FILES) Subject: [PATCH v6 14/16] asm-generic/hyperv: import data structures for mapping device interrupts Date: Wed, 3 Feb 2021 15:04:33 +0000 Message-Id: <20210203150435.27941-15-wei.liu@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210203150435.27941-1-wei.liu@kernel.org> References: <20210203150435.27941-1-wei.liu@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Sunil Muthuswamy Co-Developed-by: Sunil Muthuswamy Signed-off-by: Wei Liu Reviewed-by: Michael Kelley --- 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 diff --git a/include/asm-generic/hyperv-tlfs.h b/include/asm-generic/hyperv-tlfs.h index ce53c0db28ae..a2eaed1b79e5 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