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h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=eIcN00AcO1/ueDSjKGy87DThfsuMl5E5GNHL0dRxWRtsy3V36PwaGFbPx7fvJYv2l yJ3fUmYM7wPdbNfweFEsZdl0MHzL0PzgWMSN8KHL/AuBXHCZRA7UpMocxP5wJVG3j4 Te/Bay7g2F9lMl3PbDaUL3uVkuR6K/Pe6zSArOPzqz4RscaGmv/8u81PnEZu7pIbLc KGiTgCzYlWz5TD5YUae9xbd1FC2fJEn9SVOeglEJdxPnMNsFBq1W8gmo8s5RwetOtP O1NBeBpFXdMf3OHaOnVzPqKNm61XPuNPY5nolcTc1el7TOvwLeuHs25xGM4BaZ7uAp 4KnUgN7FaaOHw== Received: from [100.113.186.2] (cola.collaboradmins.com [195.201.22.229]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madrid.collaboradmins.com (Postfix) with ESMTPSA id 24F77378203F; Mon, 29 Apr 2024 07:51:26 +0000 (UTC) Message-ID: <16ae9734-3c02-446b-9b9e-93c531c91f5e@collabora.com> Date: Mon, 29 Apr 2024 09:51:25 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] mailbox: mtk-cmdq: Fix pm_runtime_get_sync() warning in mbox shutdown To: "Jason-JH.Lin" , Jassi Brar , Chun-Kuang Hu , Matthias Brugger Cc: Jason-ch Chen , Singo Chang , Nancy Lin , Shawn Sung , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Project_Global_Chrome_Upstream_Group@mediatek.com References: <20240426020121.5273-1-jason-jh.lin@mediatek.com> From: AngeloGioacchino Del Regno Content-Language: en-US In-Reply-To: <20240426020121.5273-1-jason-jh.lin@mediatek.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Il 26/04/24 04:01, Jason-JH.Lin ha scritto: > The return value of pm_runtime_get_sync() in cmdq_mbox_shutdown() > will return 1 when pm runtime state is active, and we don't want to > get the warning message in this case. > > So we change the return value < 0 for WARN_ON(). > > Fixes: 8afe816b0c99 ("mailbox: mtk-cmdq-mailbox: Implement Runtime PM with autosuspend") > Signed-off-by: Jason-JH.Lin Reviewed-by: AngeloGioacchino Del Regno