From patchwork Mon May 6 21:53:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexey Makhalov X-Patchwork-Id: 13656028 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 56EDFC25B4F for ; Mon, 6 May 2024 21:53:49 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8C82510F7FE; Mon, 6 May 2024 21:53:48 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=broadcom.com header.i=@broadcom.com header.b="FQhQZHo4"; dkim-atps=neutral Received: from mail-pl1-f172.google.com (mail-pl1-f172.google.com [209.85.214.172]) by gabe.freedesktop.org (Postfix) with ESMTPS id 32A5410F7FE for ; Mon, 6 May 2024 21:53:47 +0000 (UTC) Received: by mail-pl1-f172.google.com with SMTP id d9443c01a7336-1ecc23e6c9dso13808295ad.2 for ; Mon, 06 May 2024 14:53:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1715032426; x=1715637226; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=qbe175V7J4mZKX1qbMhvDPfRMOR41WhVMQTZgQjYbwc=; b=FQhQZHo4VFbmlMfqEX/cXGhVn84LwTEa5V41YuGCTpSi309Bn/HHmtve6tHdirWOWz Nf+Nggc0c8Gj3IFRAUohcXNHoec1iry/U+cX7Rmu/JWJqfHiGhsUM/JYc9f6QY7H+4pm zUwDGXPirMmIGWlsyxQ35Qp8lDHDNXT5ZDWCI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715032426; x=1715637226; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=qbe175V7J4mZKX1qbMhvDPfRMOR41WhVMQTZgQjYbwc=; b=S89P36Mrz61/ullPEYN1FRpk8+LpHxfM5+ZsxitpZN3R0tZzoSuYNgQWUV3n6a9fKH ze72S5n+QxW5x8TECVTd0W5cq+EbiuTLoQJr33iqmzgHKVcCp+ZV11ymkkHOxQsIXuIo cDKns+78Awbv2sGPMMsc+UnKFK0YH4wurBt6+SVgf9LxWY429XN1DcIHiWvWaCfS59+S CGpriF/JFznapxpCjMMFm++H1ftVFik0qJ1BtFLAaZH6KE9IeQ1Dadr+FWxkMcFu/RkU 3J8Dxnw6doda+ak5BxfmHaqZU6wioZa/195VQkRxDOt1KCg8js54N4BhaUTBewU+qMKK RddA== X-Forwarded-Encrypted: i=1; AJvYcCV7/iEchTdmyd+Pm+roccwTayd/fzTQWLvgKeqeFn62ZKgfx98wBDho8K0d8ylh7KKSwBSxYIT44Mtjprh71HThm9rt31eigFkVaOV1al6n X-Gm-Message-State: AOJu0YwlW6E3T649Z43miZsqMg74gwPLhrNIWsWy40/f8kSnIsEva34L kKrQYo7qZxqlwVW4DE5H1GdzRha5r+0G1b5UQu9BZyXwG/JtPngLdzlAUwkVMg== X-Google-Smtp-Source: AGHT+IF9KGLbu1mYoD5+HNwJ4RqC9puh1gLYMQgkGGUeZcF7dPV+YrdASSz/bi69CBBVXAU8JRj2Fg== X-Received: by 2002:a17:902:ab8b:b0:1eb:156f:8d01 with SMTP id f11-20020a170902ab8b00b001eb156f8d01mr9782604plr.40.1715032426230; 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> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" 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 -#define VMWARE_MAGIC 0x564D5868 #define VMWARE_CMD_PCLK(nr) ((nr << 16) | 97) #define VMWARE_CMD_PCLK_GETTIME VMWARE_CMD_PCLK(0) @@ -24,17 +23,10 @@ static struct ptp_clock *ptp_vmw_clock; static int ptp_vmw_pclk_read(u64 *ns) { - u32 ret, nsec_hi, nsec_lo, unused1, unused2, unused3; - - asm volatile (VMWARE_HYPERCALL : - "=a"(ret), "=b"(nsec_hi), "=c"(nsec_lo), "=d"(unused1), - "=S"(unused2), "=D"(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; + ret = vmware_hypercall3(VMWARE_CMD_PCLK_GETTIME, 0, + &nsec_hi, &nsec_lo); if (ret == 0) *ns = ((u64)nsec_hi << 32) | nsec_lo; return ret;