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mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=benjamin.gaignard@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1763721012; s=zohomail; d=collabora.com; i=benjamin.gaignard@collabora.com; h=Message-ID:Date:Date:MIME-Version:Subject:Subject:To:To:Cc:Cc:References:From:From:In-Reply-To:Content-Type:Content-Transfer-Encoding:Message-Id:Reply-To; bh=gn3wOGMh35VRAyLK1z47rfPXxroKNFJ6qRR7lUA5vuc=; b=c13HocQPgKuWgTuCJ2uA0XulrvwGkyEwubh0Q4UmVk0K7Z1djTilCdbbxC3s+llP PkzpvWfpHABOipyA778yBgcZv5fYSpzmFaFhoovo+i9b7hgKTOZx19rbnti5xDa6KAN QrNsdOGJBtc9CRESwezDzB+MPvrIDI9/1aMDs8Ic= Received: by mx.zohomail.com with SMTPS id 1763721011318865.399722972453; Fri, 21 Nov 2025 02:30:11 -0800 (PST) Message-ID: Date: Fri, 21 Nov 2025 11:30:06 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/2] pmdomain: imx8m-blk-ctrl: Remove separate rst and clk mask for 8mq vpu To: ming.qian@oss.nxp.com, linux-media@vger.kernel.org Cc: mchehab@kernel.org, hverkuil-cisco@xs4all.nl, nicolas@ndufresne.ca, p.zabel@pengutronix.de, sebastian.fricke@collabora.com, shawnguo@kernel.org, ulf.hansson@linaro.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, l.stach@pengutronix.de, peng.fan@nxp.com, eagle.zhou@nxp.com, imx@lists.linux.dev, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20251121081911.1682-1-ming.qian@oss.nxp.com> Content-Language: en-US From: Benjamin Gaignard In-Reply-To: <20251121081911.1682-1-ming.qian@oss.nxp.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251121_023033_993087_A3B938C8 X-CRM114-Status: GOOD ( 14.26 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Le 21/11/2025 à 09:19, ming.qian@oss.nxp.com a écrit : > From: Ming Qian > > The ADB in the VPUMIX domain has no separate reset and clock > enable bits, but is ungated and reset together with the VPUs. > So we can't reset G1 or G2 separately, it may led to the system hang. > Remove rst_mask and clk_mask of imx8mq_vpu_blk_ctl_domain_data. > Let imx8mq_vpu_power_notifier() do really vpu reset. > > Fixes: 608d7c325e85 ("soc: imx: imx8m-blk-ctrl: add i.MX8MQ VPU blk-ctrl") > Signed-off-by: Ming Qian Thanks for the patch. Reviewed-by: Benjamin Gaignard > --- > drivers/pmdomain/imx/imx8m-blk-ctrl.c | 4 ---- > 1 file changed, 4 deletions(-) > > diff --git a/drivers/pmdomain/imx/imx8m-blk-ctrl.c b/drivers/pmdomain/imx/imx8m-blk-ctrl.c > index 5c83e5599f1e..1f07ff041295 100644 > --- a/drivers/pmdomain/imx/imx8m-blk-ctrl.c > +++ b/drivers/pmdomain/imx/imx8m-blk-ctrl.c > @@ -852,16 +852,12 @@ static const struct imx8m_blk_ctrl_domain_data imx8mq_vpu_blk_ctl_domain_data[] > .clk_names = (const char *[]){ "g1", }, > .num_clks = 1, > .gpc_name = "g1", > - .rst_mask = BIT(1), > - .clk_mask = BIT(1), > }, > [IMX8MQ_VPUBLK_PD_G2] = { > .name = "vpublk-g2", > .clk_names = (const char *[]){ "g2", }, > .num_clks = 1, > .gpc_name = "g2", > - .rst_mask = BIT(0), > - .clk_mask = BIT(0), > }, > }; >