Received: by 2002:a25:ab43:0:0:0:0:0 with SMTP id u61csp3257631ybi; Mon, 10 Jun 2019 07:16:15 -0700 (PDT) X-Google-Smtp-Source: APXvYqx7qq/EOZoGsHQLBVLBDRng5iAZsywBNH16/8KjXf4kKX1bGvSRQ2mph5FOBkb/yKGI46Ff X-Received: by 2002:a65:490f:: with SMTP id p15mr15826744pgs.275.1560176175168; Mon, 10 Jun 2019 07:16:15 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1560176175; cv=none; d=google.com; s=arc-20160816; b=T8EDsIHG0oe9TvBm/rpApVrsLgS84zy4GDsAfkItFYSRbZaTNIuBoSxBwZC/Hiz90c tiwS0+cnQFKQt0B+P7UwJGXhMpZDGAOEPrk+UinszaRceKhyNAodDaJ+Brnxvs1W3+8L Hbk96y2ycAb57ZFhXQYsvhnxkRxtiuwLzKvzXL+EN12uYBAtQfn2OrlD04m2WMm3rBdI dtxbMsRRcF6Ztz3pquqj3REKaXTrXwEa1RCT77tZ0XH5vFiXjqmt7MyOFnKBQXCeXh79 gAzaeXEQwc9slEo1q4PNA+2KHVGbAGT4nFtJbT296E9dti6TmiGzLxyBGe2d3bx/xULz Z3ew== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from; bh=nadwxiyYCBd40cxJPd/lhGiYseOaBdTsPbBAOTnSYlw=; b=SO7xsgdfPMO4SKAI54vT4qNjkYfRyG2FoxW8AMeRits0YIT4KbR8rgoWUOH5xXav1S L6U+YE2Abfebh/v+0o1is5JgbitvWOp6APM5d7kAOct5BZDTXDbR1ABFKUR42D3kugvn QiRB56/knsEjl+qbAOiX4pfJkCQcydUAOOlDctY7OByBqJAS9hiooDnMB91YTVpDDuVJ F1C3h6jEF/Y7gBzWGWe70RRhicd5Zl0ukX3VehxDAt10yGW/oUjQ5M1Ki7DE8UVGk0bo v2ZYcFu4Z7aTYH8oZYu2heOoOFCOo9EkHiA+8chFhQbeSswfxM82bOYoT2ZltQhnhQRc /nHg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nxp.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id m127si9667157pgm.231.2019.06.10.07.15.59; Mon, 10 Jun 2019 07:16:15 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=nxp.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403761AbfFJOOh (ORCPT + 99 others); Mon, 10 Jun 2019 10:14:37 -0400 Received: from inva021.nxp.com ([92.121.34.21]:40268 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390716AbfFJOOd (ORCPT ); Mon, 10 Jun 2019 10:14:33 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 12DB22007D8; Mon, 10 Jun 2019 16:14:32 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 2A5A22001D6; Mon, 10 Jun 2019 16:14:27 +0200 (CEST) Received: from localhost.localdomain (mega.ap.freescale.net [10.192.208.232]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id CA1EC402DD; Mon, 10 Jun 2019 22:14:20 +0800 (SGT) From: daniel.baluta@nxp.com To: jassisinghbrar@gmail.com, o.rempel@pengutronix.de Cc: shawnguo@kernel.org, s.hauer@pengutronix.de, linux-imx@nxp.com, kernel@pengutronix.de, festevam@gmail.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, aisheng.dong@nxp.com, Daniel Baluta Subject: [RFC PATCH 1/2] mailbox: imx: Clear GIEn bit at shutdown Date: Mon, 10 Jun 2019 22:16:08 +0800 Message-Id: <20190610141609.17559-2-daniel.baluta@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190610141609.17559-1-daniel.baluta@nxp.com> References: <20190610141609.17559-1-daniel.baluta@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Daniel Baluta GIEn is enabled at startup for RX doorbell mailboxes so we need to clear the bit at shutdown in order to avoid leaving the interrupt line enabled. Signed-off-by: Daniel Baluta --- drivers/mailbox/imx-mailbox.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mailbox/imx-mailbox.c b/drivers/mailbox/imx-mailbox.c index 25be8bb5e371..9f74dee1a58c 100644 --- a/drivers/mailbox/imx-mailbox.c +++ b/drivers/mailbox/imx-mailbox.c @@ -217,8 +217,8 @@ static void imx_mu_shutdown(struct mbox_chan *chan) if (cp->type == IMX_MU_TYPE_TXDB) tasklet_kill(&cp->txdb_tasklet); - imx_mu_xcr_rmw(priv, 0, - IMX_MU_xCR_TIEn(cp->idx) | IMX_MU_xCR_RIEn(cp->idx)); + imx_mu_xcr_rmw(priv, 0, IMX_MU_xCR_TIEn(cp->idx) | + IMX_MU_xCR_RIEn(cp->idx) | IMX_MU_xCR_GIEn(cp->idx)); free_irq(priv->irq, chan); } -- 2.17.1