From nobody Sun Mar 22 15:40:21 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=quarantine dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1773928508; cv=none; d=zohomail.com; s=zohoarc; b=e1tB/91SyN50eowZ+W0RVKIj19jqccx+dobx0EyOKRObjjEIooFNrPzMZlp8SE99f43YhMq/HQyKlNLJ54ECS4F9EZSngAUzlyN8A6Soe/teknMX//BKt3VP4Vd3S83z1i2RZCAl8eIh6yhAJIrybFvoFdPqcY8tef+tqjNhiBQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1773928508; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=kxfUlYvRhQQX4MoWCMkv8SkJv+/DpoVuRBZT3qErhg0=; b=haHhEbCPhNJ5Lky9IEWlBWDJvmWuNuCJr2Jq9sZibXiilfFlsasL2+bkGhzWMTaNoFI84wlIRlw2gQAEWu0qymuTZemDd+nOh+Gd7Ugpa8ItP2CkvCYHfnL0QQceF8yRotyuaPrdrLdLHQXl5vfV5c1TBcLZuNVb0b/bYpbpJIg= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=quarantine dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1773928508504482.9368877395127; Thu, 19 Mar 2026 06:55:08 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1w3Dpn-0006OR-GP; Thu, 19 Mar 2026 09:54:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w3Dp4-0005rx-VG for qemu-devel@nongnu.org; Thu, 19 Mar 2026 09:54:07 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w3Dp2-0001Bb-At for qemu-devel@nongnu.org; Thu, 19 Mar 2026 09:54:01 -0400 Received: from mail-pl1-f198.google.com (mail-pl1-f198.google.com [209.85.214.198]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-328-W3oSUbCiMnaymjgZiS4lCg-1; Thu, 19 Mar 2026 09:53:58 -0400 Received: by mail-pl1-f198.google.com with SMTP id d9443c01a7336-2b059ab124dso17492035ad.1 for ; Thu, 19 Mar 2026 06:53:58 -0700 (PDT) Received: from fedora.armenon-thinkpadp16vgen1.bengluru.csb ([49.36.104.12]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b06e6216c5sm77287025ad.73.2026.03.19.06.53.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Mar 2026 06:53:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1773928439; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=kxfUlYvRhQQX4MoWCMkv8SkJv+/DpoVuRBZT3qErhg0=; b=KTFPQcIt4nXo4FUWz6783fMrCIA+hNjgI9Gv/8Ocpk/9vO9aL4E0gUEGJdI3+T2VzGNWjX hzgcyW8u1wuXBT4YcucNlF3RFv/8ahjHGfLHRT14zbo8JoupuQIdyI9wxqZFpQshbqTlPv MLAuR7jU/LHM8LfzLIxk+4t3ize1R6Y= X-MC-Unique: W3oSUbCiMnaymjgZiS4lCg-1 X-Mimecast-MFC-AGG-ID: W3oSUbCiMnaymjgZiS4lCg_1773928437 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=google; t=1773928437; x=1774533237; darn=nongnu.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=kxfUlYvRhQQX4MoWCMkv8SkJv+/DpoVuRBZT3qErhg0=; b=jX+aLMwQnLqWUmPMsfi+6oR3GnT9CbRAafoIT05//0IkISHJVqdSw7hL5Z2wlDfBi0 6MVeyWW5s0zeBbKWG4AAw+3l3Q3H9RgVJnlmy54SesOvmW0WpFgA/KVtsSZDJBrzZkiD ErrKJ5c5nkmPRjeQMpKcVnVWp69Fev0VG+2e69qHDQGMy5l2fbAo+nHDm+0xa+UOL0lh dJzXHpuc6Kx/oCznKJwoEms0J7AuiWlNWF722G0ReluT1DtlNZZvKdSoIuYCe4Ep0s82 JFjEVvmk7TxvFzvT0Rc2bLbWR3Z2f+Peh2P1Dn9d7sRta3d+gp9wiPgAs/aGgkWYjoLV NabQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1773928437; x=1774533237; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=kxfUlYvRhQQX4MoWCMkv8SkJv+/DpoVuRBZT3qErhg0=; b=NdXAJxk8tGW5tsXHzsayHtcT3e0BXMnCiaVz6aLblXkw46If6wWfvpgoMzcZCb/nmu hRXTZTjARbKOsKoAJu5t6ANZEdbxMgExrZWH/WGNq+ScKEx1mt/AKkkTDGz9kNFabrEX wzDwbtBZvY7/h/SIebF7l7qGWsFYcYC7AJhrGNdJTfv8M7hTm/QGbQzD0zDn0ojJKlqg NkjA0sc1iAVJffx90b3gCinqObIFyYogr0Af2WwIribeYDEihfLDf8GKGcl7oZ0W3FVL npQ32rSqSBiW6WhGVJxC/XZ+2oQWndw+evLX8usGrnEdjbfTdFlTo0zHY6EFViydoI/T MjoQ== X-Gm-Message-State: AOJu0YwBmHt4RVVpRZLUW36zldEyQBFBO/mw8MfQGMSyiL4OljsKlKwE 8ik1zzwvzghM104eJ8igGPrT+tz15XiZFQ9ExZ8WToFD4vv4X5nS1IAOUlSFgC4aqujpfAmTUO8 HA0rCx/4ZLouohoZClSuWQnbV0wu6DX+M1UCstWANZYHDgFLoH/yc6+/tgJlGOvugAT2Vl2Aq8s nzKCrHZnz2+JreczhrY1SI8G0YhvmOM8zn+7lM8wQ= X-Gm-Gg: ATEYQzwyPViCD2bymoNE4KSgDdAnruhR0J9TbCFktLpcY+b+MAHezoeQTfmtwQuBS2G ElWcmv2JIDHegEtF4jmdD6ZK4iGh9ARgujS0RlEzlmYr8l5gXPwTOAgxJmnnhMg9oRy4XFOfzVE h+oxlO62pSEia4IheyDMdXgVU6Wplpw7rjYYHB3KXv1g5N7aC9eNYN+ch352kn1iZzbzV70HhVa v4SX19Oh9XCxkvg9NNFB/aMrnJ1NDkBEKFdM/CydYwfvRHHUp4f8PmQIMh9YPzBFG9BGWagEfWx sao7aShm3Q4zU72hksysMH1yqZGKyxAJzzW4H68GPzScat1GYzpYz2P+X6kjQA+QD1WNsppOhJ7 M//8GnzeBQuszO7/XF6eo4pXGBwkKEGvWr1eV7WSLs9I6Y/s51JbAuwOfMhXkNA== X-Received: by 2002:a17:903:3510:b0:2ae:4f6a:d2e6 with SMTP id d9443c01a7336-2b06e33b9f3mr59986955ad.20.1773928437169; Thu, 19 Mar 2026 06:53:57 -0700 (PDT) X-Received: by 2002:a17:903:3510:b0:2ae:4f6a:d2e6 with SMTP id d9443c01a7336-2b06e33b9f3mr59986565ad.20.1773928436467; Thu, 19 Mar 2026 06:53:56 -0700 (PDT) From: Arun Menon To: qemu-devel@nongnu.org Cc: Ani Sinha , Marcel Apfelbaum , Laurent Vivier , Zhao Liu , "Michael S. Tsirkin" , Stefan Berger , marcandre.lureau@redhat.com, Fabiano Rosas , Paolo Bonzini , Igor Mammedov , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Yanan Wang , Arun Menon Subject: [RFC v2 7/7] hw/tpm: Increase TPM TIS max buffer size to 8192 Date: Thu, 19 Mar 2026 19:23:16 +0530 Message-ID: <20260319135316.37412-8-armenon@redhat.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260319135316.37412-1-armenon@redhat.com> References: <20260319135316.37412-1-armenon@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=armenon@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1773928509678158500 Content-Type: text/plain; charset="utf-8" - Double the size from 4096 to 8192 so that we can have bigger buffer enabling support for PQC algorithms in the TPM TIS interface. - v185 of TCG TPM rolls out PQC algorithm support. [1] [1] section 46 https://members.trustedcomputinggroup.org/wg/TCG/document/pr= eviewpdf/45151 Signed-off-by: Arun Menon --- hw/tpm/tpm_tis.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/tpm/tpm_tis.h b/hw/tpm/tpm_tis.h index 184632ff66..0df35d5a54 100644 --- a/hw/tpm/tpm_tis.h +++ b/hw/tpm/tpm_tis.h @@ -33,7 +33,7 @@ =20 #define TPM_TIS_IS_VALID_LOCTY(x) ((x) < TPM_TIS_NUM_LOCALITIES) =20 -#define TPM_TIS_BUFFER_MAX 4096 +#define TPM_TIS_BUFFER_MAX 8192 =20 typedef enum { TPM_TIS_STATE_IDLE =3D 0, --=20 2.53.0