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AJvYcCW4wWghVB7o5ozx7azYhoaj+Ey+XVGeGiGeEaBZVqCwNcYJO+Q4V9EaKrwsLZ03a6CboUeapm8iQiWxAqnGDSMMODgutbqkWMaflioO X-Gm-Message-State: AOJu0YwTdhuntMA2xAw64z4LrTRU33K4ohqOLbHLbC8aTl9HakVQORfp G3KJCBx2tfWbWwiJj8vQVI2UXxpFnlqt3ydBa4bHCa2k5Wes9mWGHYnvwvofhFEeNtth0+QKMm5 hfWhVVTXu8g9wcTQUZz2NfC5EbQ== X-Google-Smtp-Source: AGHT+IH03ZoGLJfBqC8Eh4MTyJx29qZ/mRDItFO9N0niAZcln5o7llsonWFoglyUwHcG4HXvFRo52sD+v+QqQnvnw4k= X-Received: from sebkvm.c.googlers.com ([fda3:e722:ac3:cc00:28:9cb1:c0a8:cd5]) (user=sebastianene job=sendgmr) by 2002:a5d:4750:0:b0:34d:a979:e99b with SMTP id ffacd0b85a97d-3504a10f83dmr32508f8f.0.1715793794931; Wed, 15 May 2024 10:23:14 -0700 (PDT) Date: Wed, 15 May 2024 17:22:57 +0000 In-Reply-To: <20240515172258.1680881-1-sebastianene@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240515172258.1680881-1-sebastianene@google.com> X-Mailer: git-send-email 2.45.0.rc1.225.g2a3ae87e7f-goog Message-ID: <20240515172258.1680881-4-sebastianene@google.com> Subject: [PATCH v2 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. Acked-by: Will Deacon Signed-off-by: Sebastian Ene Reviewed-by: Sudeep Holla --- 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 2.45.0.rc1.225.g2a3ae87e7f-goog