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AJvYcCV60UhaKp8uetp+P01suskPVpPOO2+84HZbdFU+2S5JJjm46Js0+wYZV+01TfL1+l8rSmxPu5yowa7PWPz3qyMcAiLK5dkeHryxrG5E X-Gm-Message-State: AOJu0YxeCliBZtSPC4bHtLE/5/RFtALyKfcTH8gYkhrC28lKEWqaa1SA XMzueVLSe0tiS3TC9WDi/Hk6ka6jZE7JqfTq2quGK8c/G/VC4AubfM3rnQjpeDAO4OfziykyO6x 5Kx2RXuV89wiN0ukUL+MUxOcrNw== X-Google-Smtp-Source: AGHT+IGRr7uB8dyL1qZY2tNdLCo6bCgG9f2Ylok0Sq5MdDUUM2WXBpExMqrkM6rHCoVTKgjGEzcyP05psJEyfeFP8OM= X-Received: from sebkvm.c.googlers.com ([fda3:e722:ac3:cc00:28:9cb1:c0a8:cd5]) (user=sebastianene job=sendgmr) by 2002:a05:6902:2b08:b0:dda:c59c:3953 with SMTP id fi8-20020a0569022b0800b00ddac59c3953mr882660ybb.0.1713457909290; Thu, 18 Apr 2024 09:31:49 -0700 (PDT) Date: Thu, 18 Apr 2024 16:30:25 +0000 In-Reply-To: <20240418163025.1193763-2-sebastianene@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240418163025.1193763-2-sebastianene@google.com> X-Mailer: git-send-email 2.44.0.769.g3c40516874-goog Message-ID: <20240418163025.1193763-5-sebastianene@google.com> Subject: [PATCH 3/4] KVM: arm64: Fix the identification range for the FF-A smcs From: Sebastian Ene To: catalin.marinas@arm.com, james.morse@arm.com, jean-philippe@linaro.org, maz@kernel.org, oliver.upton@linux.dev, qperret@google.com, qwandor@google.com, sudeep.holla@arm.com, suzuki.poulose@arm.com, tabba@google.com, will@kernel.org, yuzenghui@huawei.com, lpieralisi@kernel.org Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-team@android.com, Sebastian Ene Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The FF-A spec 1.2 reserves the following ranges for identifying FF-A calls: 0x84000060-0x840000FF: FF-A 32-bit calls 0xC4000060-0xC40000FF: FF-A 64-bit calls. Use the range identification according to the spec and allow calls that are currently out of the range(eg. FFA_MSG_SEND_DIRECT_REQ2) to be identified correctly. Signed-off-by: Sebastian Ene Acked-by: Will Deacon --- arch/arm64/kvm/hyp/include/nvhe/ffa.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kvm/hyp/include/nvhe/ffa.h b/arch/arm64/kvm/hyp/inc= lude/nvhe/ffa.h index d9fd5e6c7d3c..146e0aebfa1c 100644 --- a/arch/arm64/kvm/hyp/include/nvhe/ffa.h +++ b/arch/arm64/kvm/hyp/include/nvhe/ffa.h @@ -9,7 +9,7 @@ #include =20 #define FFA_MIN_FUNC_NUM 0x60 -#define FFA_MAX_FUNC_NUM 0x7F +#define FFA_MAX_FUNC_NUM 0xFF =20 int hyp_ffa_init(void *pages); bool kvm_host_ffa_handler(struct kvm_cpu_context *host_ctxt, u32 func_id); --=20 2.44.0.769.g3c40516874-goog