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Mon, 06 May 2024 14:53:46 -0700 (PDT) Received: from amakhalov-build-vm.eng.vmware.com ([128.177.82.146]) by smtp.gmail.com with ESMTPSA id h8-20020a170902f54800b001ed6868e257sm5664008plf.123.2024.05.06.14.53.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 May 2024 14:53:45 -0700 (PDT) From: Alexey Makhalov To: linux-kernel@vger.kernel.org, virtualization@lists.linux.dev, bp@alien8.de, hpa@zytor.com, dave.hansen@linux.intel.com, mingo@redhat.com, tglx@linutronix.de Cc: x86@kernel.org, netdev@vger.kernel.org, richardcochran@gmail.com, linux-input@vger.kernel.org, dmitry.torokhov@gmail.com, zackr@vmware.com, linux-graphics-maintainer@vmware.com, pv-drivers@vmware.com, timothym@vmware.com, akaher@vmware.com, dri-devel@lists.freedesktop.org, daniel@ffwll.ch, airlied@gmail.com, tzimmermann@suse.de, mripard@kernel.org, maarten.lankhorst@linux.intel.com, horms@kernel.org, kirill.shutemov@linux.intel.com, Alexey Makhalov , Nadav Amit , Jeff Sipek Subject: [PATCH v9 4/8] ptp/vmware: Use VMware hypercall API Date: Mon, 6 May 2024 14:53:01 -0700 Message-Id: <20240506215305.30756-5-alexey.makhalov@broadcom.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20240506215305.30756-1-alexey.makhalov@broadcom.com> References: <20240505182829.GBZjfPzeEijTsBUth5@fat_crate.local> <20240506215305.30756-1-alexey.makhalov@broadcom.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Switch from VMWARE_HYPERCALL macro to vmware_hypercall API. Eliminate arch specific code. No functional changes intended. Signed-off-by: Alexey Makhalov Reviewed-by: Nadav Amit Reviewed-by: Jeff Sipek --- drivers/ptp/ptp_vmw.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/drivers/ptp/ptp_vmw.c b/drivers/ptp/ptp_vmw.c index 279d191d2df9..e5bb521b9b82 100644 --- a/drivers/ptp/ptp_vmw.c +++ b/drivers/ptp/ptp_vmw.c @@ -14,7 +14,6 @@ #include #include =20 -#define VMWARE_MAGIC 0x564D5868 #define VMWARE_CMD_PCLK(nr) ((nr << 16) | 97) #define VMWARE_CMD_PCLK_GETTIME VMWARE_CMD_PCLK(0) =20 @@ -24,17 +23,10 @@ static struct ptp_clock *ptp_vmw_clock; =20 static int ptp_vmw_pclk_read(u64 *ns) { - u32 ret, nsec_hi, nsec_lo, unused1, unused2, unused3; - - asm volatile (VMWARE_HYPERCALL : - "=3Da"(ret), "=3Db"(nsec_hi), "=3Dc"(nsec_lo), "=3Dd"(unused1), - "=3DS"(unused2), "=3DD"(unused3) : - [port] "i" (VMWARE_HYPERVISOR_PORT), - [mode] "m" (vmware_hypercall_mode), - "a"(VMWARE_MAGIC), "b"(0), - "c"(VMWARE_CMD_PCLK_GETTIME), "d"(0) : - "memory"); + u32 ret, nsec_hi, nsec_lo; =20 + ret =3D vmware_hypercall3(VMWARE_CMD_PCLK_GETTIME, 0, + &nsec_hi, &nsec_lo); if (ret =3D=3D 0) *ns =3D ((u64)nsec_hi << 32) | nsec_lo; return ret; --=20 2.39.0