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dkim=pass (2048-bit key, unprotected) header.d=bootlin.com header.i=@bootlin.com header.a=rsa-sha256 header.s=gm1 header.b=AsOMPDgE Received: (Authenticated sender: herve.codina@bootlin.com) by mail.gandi.net (Postfix) with ESMTPA id 880A71BF217; Fri, 17 Feb 2023 14:57:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1676645824; 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=G+UNtwo9Blm4QFpeMaX/6I3K3Hv55FXb27tDybz/bIc=; b=AsOMPDgE3WN1LS7viGVfjZzNw8qG9B8KZFwQ2x6lEgL3scEYC5GmRjj3WpdQl56tAPVLzl TWbMyGl6X0ZT/cmuDEUmxwqi1sPRol12EN0bYkf8wtSjtdKuM28Ut0GoPHjdJHHxEhNxqk 6ca0H4T1Ql/KO7eUHsingq9Qj13mhJJyUsHBzwZXH6zQWdKEwKhize1FikJaImjMM9SCWX emt3HefjQb8raf1uFoZWAtN/tfyIcSsDiFwYdTZs1ws4ujDKKGE6OPwAmXQ2BVXAU7PtSp HQcV0hGKdQFJ06yMeKZBkbwSYMz80gyg2/n9QS2b3Yo65q90doYvUReJQ4fk/A== 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 Subject: [PATCH v6 04/10] powerpc/8xx: Use a larger CPM1 command check mask Date: Fri, 17 Feb 2023 15:56:39 +0100 Message-Id: <20230217145645.1768659-5-herve.codina@bootlin.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230217145645.1768659-1-herve.codina@bootlin.com> References: <20230217145645.1768659-1-herve.codina@bootlin.com> MIME-Version: 1.0 Message-ID-Hash: HI4K3IJWXHC7BX2MN4VACETHYYJ457F5 X-Message-ID-Hash: HI4K3IJWXHC7BX2MN4VACETHYYJ457F5 X-MailFrom: herve.codina@bootlin.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header 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 X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: 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 Acked-by: Christophe Leroy Acked-by: Michael Ellerman --- 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);