From patchwork Tue May 12 11:36:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Popple X-Patchwork-Id: 1288387 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 49Lwmq1Hykz9sRY for ; Tue, 12 May 2020 21:38:51 +1000 (AEST) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=popple.id.au Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 49Lwmq0VnlzDqtS for ; Tue, 12 May 2020 21:38:51 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from ozlabs.org (bilbo.ozlabs.org [IPv6:2401:3900:2:1::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 49LwlB1QtgzDqcS for ; Tue, 12 May 2020 21:37:26 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=popple.id.au Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 49Lwl91k4mz9sSg; Tue, 12 May 2020 21:37:25 +1000 (AEST) From: Alistair Popple To: mpe@ellerman.id.au Subject: [PATCH 1/4] powerpc: Add new HWCAP bits Date: Tue, 12 May 2020 21:36:11 +1000 Message-Id: <20200512113614.28169-2-alistair@popple.id.au> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200512113614.28169-1-alistair@popple.id.au> References: <20200512113614.28169-1-alistair@popple.id.au> MIME-Version: 1.0 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mikey@neuling.org, aneesh.kumar@linux.ibm.com, clg@kaod.org, Alistair Popple , linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Two new future architectural features requiring HWCAP bits are being developed. Once allocated in the kernel firmware can enable these via device tree cpu features. Signed-off-by: Alistair Popple --- arch/powerpc/include/uapi/asm/cputable.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/powerpc/include/uapi/asm/cputable.h b/arch/powerpc/include/uapi/asm/cputable.h index 540592034740..2692a56bf20b 100644 --- a/arch/powerpc/include/uapi/asm/cputable.h +++ b/arch/powerpc/include/uapi/asm/cputable.h @@ -50,6 +50,8 @@ #define PPC_FEATURE2_DARN 0x00200000 /* darn random number insn */ #define PPC_FEATURE2_SCV 0x00100000 /* scv syscall */ #define PPC_FEATURE2_HTM_NO_SUSPEND 0x00080000 /* TM w/out suspended state */ +#define PPC_FEATURE2_ARCH_3_1 0x00040000 /* ISA 3.1 */ +#define PPC_FEATURE2_MMA 0x00020000 /* Matrix Multiply Accumulate */ /* * IMPORTANT!