From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Stabellini Subject: [PATCH v5 2/7] xen/arm: introduce HYPERVISOR_platform_op on arm and arm64 Date: Fri, 20 Nov 2015 14:17:39 +0000 Message-ID: <1448029064-22285-2-git-send-email-stefano.stabellini@eu.citrix.com> References: Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: xen-devel@lists.xensource.com Cc: linux-arm-kernel@lists.infradead.org, Stefano.Stabellini@eu.citrix.com, Ian.Campbell@citrix.com, linux-kernel@vger.kernel.org, Stefano Stabellini List-Id: xen-devel@lists.xenproject.org Signed-off-by: Stefano Stabellini --- Changes in v5: - set interface_version to XENPF_INTERFACE_VERSION in an hypercall wrapper Changes in v2: - rename dom0_op to platform_op --- arch/arm/include/asm/xen/hypercall.h | 7 +++++++ arch/arm/include/asm/xen/interface.h | 2 ++ arch/arm/xen/enlighten.c | 1 + arch/arm/xen/hypercall.S | 1 + arch/arm64/xen/hypercall.S | 1 + 5 files changed, 12 insertions(+) diff --git a/arch/arm/include/asm/xen/hypercall.h b/arch/arm/include/asm/xen/hypercall.h index 712b50e..d769972 100644 --- a/arch/arm/include/asm/xen/hypercall.h +++ b/arch/arm/include/asm/xen/hypercall.h @@ -35,6 +35,7 @@ #include #include +#include long privcmd_call(unsigned call, unsigned long a1, unsigned long a2, unsigned long a3, @@ -49,6 +50,12 @@ int HYPERVISOR_memory_op(unsigned int cmd, void *arg); int HYPERVISOR_physdev_op(int cmd, void *arg); int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args); int HYPERVISOR_tmem_op(void *arg); +int HYPERVISOR_platform_op_raw(void *arg); +static inline int HYPERVISOR_platform_op(struct xen_platform_op *op) +{ + op->interface_version = XENPF_INTERFACE_VERSION; + return HYPERVISOR_platform_op_raw(op); +} int HYPERVISOR_multicall(struct multicall_entry *calls, uint32_t nr); static inline int diff --git a/arch/arm/include/asm/xen/interface.h b/arch/arm/include/asm/xen/interface.h index 5006600..4dfd6d4 100644 --- a/arch/arm/include/asm/xen/interface.h +++ b/arch/arm/include/asm/xen/interface.h @@ -27,6 +27,8 @@ (hnd).p = val; \ } while (0) +#define __HYPERVISOR_platform_op_raw __HYPERVISOR_platform_op + #ifndef __ASSEMBLY__ /* Explicitly size integers that represent pfns in the interface with * Xen so that we can have one ABI that works for 32 and 64 bit guests. diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index 15621b1..2f57ba3 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -328,5 +328,6 @@ EXPORT_SYMBOL_GPL(HYPERVISOR_memory_op); EXPORT_SYMBOL_GPL(HYPERVISOR_physdev_op); EXPORT_SYMBOL_GPL(HYPERVISOR_vcpu_op); EXPORT_SYMBOL_GPL(HYPERVISOR_tmem_op); +EXPORT_SYMBOL_GPL(HYPERVISOR_platform_op); EXPORT_SYMBOL_GPL(HYPERVISOR_multicall); EXPORT_SYMBOL_GPL(privcmd_call); diff --git a/arch/arm/xen/hypercall.S b/arch/arm/xen/hypercall.S index 10fd99c..9a36f4f 100644 --- a/arch/arm/xen/hypercall.S +++ b/arch/arm/xen/hypercall.S @@ -89,6 +89,7 @@ HYPERCALL2(memory_op); HYPERCALL2(physdev_op); HYPERCALL3(vcpu_op); HYPERCALL1(tmem_op); +HYPERCALL1(platform_op_raw); HYPERCALL2(multicall); ENTRY(privcmd_call) diff --git a/arch/arm64/xen/hypercall.S b/arch/arm64/xen/hypercall.S index 8bbe940..70df80e 100644 --- a/arch/arm64/xen/hypercall.S +++ b/arch/arm64/xen/hypercall.S @@ -80,6 +80,7 @@ HYPERCALL2(memory_op); HYPERCALL2(physdev_op); HYPERCALL3(vcpu_op); HYPERCALL1(tmem_op); +HYPERCALL1(platform_op_raw); HYPERCALL2(multicall); ENTRY(privcmd_call) -- 1.7.10.4