From patchwork Fri Jan 6 16:37:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herve Codina X-Patchwork-Id: 639816 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 597C0C3DA7A for ; Fri, 6 Jan 2023 16:39:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235607AbjAFQie (ORCPT ); Fri, 6 Jan 2023 11:38:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54722 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235584AbjAFQiK (ORCPT ); Fri, 6 Jan 2023 11:38:10 -0500 Received: from relay11.mail.gandi.net (relay11.mail.gandi.net [217.70.178.231]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1BCB578A5A; Fri, 6 Jan 2023 08:38:09 -0800 (PST) Received: (Authenticated sender: herve.codina@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 5FC2910000B; Fri, 6 Jan 2023 16:38:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1673023088; 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=zHdG5dWGsORYS6XG1CcUMN1p2tcFBkBpXeEXIVWBo8Q=; b=bWdAElX63nV5KAJ3lRli5wH/z0GpLUVccEehfCFnrwsSnOjFjpJrHYugerQBdc7xuNRDeg e/gRypGCodVzNgI/7yw+pEHQY2fB4hE20o9otuqohv0QxUG2+IdbRPnS6DsrexRdu4aorm PfSxcZpAqaIiVw9gJoEJYamqYN46Hw2Rp4VCDj3iT7qpnQulPL4vskv7xFGh0c8/WUVDrz vy7IVWjynd8eqxYxbdg/n0ZDSfJflU45u3idxmMIK8Hw+aygdcEkOaG8dQaxtt9lC9VYwd WXteZg5jAX5U7B7+z7mm+aPcXe2Et/F9xwPgKqXKhAAmQRdsrW9essLYrvr6Cg== From: Herve Codina To: Herve Codina , Li Yang , Rob Herring , Krzysztof Kozlowski , Liam Girdwood , Mark Brown , Christophe Leroy , Michael Ellerman , Nicholas Piggin , Qiang Zhao , Jaroslav Kysela , Takashi Iwai , Shengjiu Wang , Xiubo Li , Fabio Estevam , Nicolin Chen Cc: linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org, Thomas Petazzoni Subject: [PATCH v2 04/10] powerpc/8xx: Use a larger CPM1 command check mask Date: Fri, 6 Jan 2023 17:37:40 +0100 Message-Id: <20230106163746.439717-5-herve.codina@bootlin.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230106163746.439717-1-herve.codina@bootlin.com> References: <20230106163746.439717-1-herve.codina@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The CPM1 command mask is defined for use with the standard CPM1 command register as described in the user's manual: 0 |1 3|4 7|8 11|12 14| 15| RST| - |OPCODE|CH_NUM| - |FLG| In the QMC extension the CPM1 command register is redefined (QMC supplement user's manuel) with the following mapping: 0 |1 3|4 7|8 13|14| 15| RST|QMC OPCODE| 1110|CHANNEL_NUMBER| -|FLG| Extend the check command mask in order to support both the standard CH_NUM field and the QMC extension CHANNEL_NUMBER field. Signed-off-by: Herve Codina --- arch/powerpc/platforms/8xx/cpm1.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/platforms/8xx/cpm1.c b/arch/powerpc/platforms/8xx/cpm1.c index 8ef1f4392086..6b828b9f90d9 100644 --- a/arch/powerpc/platforms/8xx/cpm1.c +++ b/arch/powerpc/platforms/8xx/cpm1.c @@ -100,7 +100,7 @@ int cpm_command(u32 command, u8 opcode) int i, ret; unsigned long flags; - if (command & 0xffffff0f) + if (command & 0xffffff03) return -EINVAL; spin_lock_irqsave(&cmd_lock, flags);