From patchwork Tue Apr 5 07:19:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 557658 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 8E339C43217 for ; Tue, 5 Apr 2022 09:13:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245753AbiDEJMT (ORCPT ); Tue, 5 Apr 2022 05:12:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50830 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244777AbiDEIwi (ORCPT ); Tue, 5 Apr 2022 04:52:38 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DE54313F4D; Tue, 5 Apr 2022 01:43:49 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 912CBB81BC5; Tue, 5 Apr 2022 08:43:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E4310C385A0; Tue, 5 Apr 2022 08:43:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649148227; bh=IQlQgUCjG42fAEaq4U78Y6LFtmOpKk1GRDjB9tZcYGc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OZG1DBc5ndCjFKCNQ+n53JA6xRLFV7IjwjQEE4SRzusZ2dh09J6hIAITPJkZ+Dllb XjseApgKDyQcKWPaHTdVJiP+h9JOembwqTByvTf8fMA2Gjm66KIwy8AbfCJuBfKyii mUYk0VZ/tXZVi0nSK+54LdYWZzHj0swF3hf/p26k= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jonathan Marek , Robert Foss , Julian Grahsl , Bryan ODonoghue , Hans Verkuil , Mauro Carvalho Chehab , Sasha Levin Subject: [PATCH 5.16 0280/1017] media: camss: csid-170: dont enable unused irqs Date: Tue, 5 Apr 2022 09:19:53 +0200 Message-Id: <20220405070402.579620291@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220405070354.155796697@linuxfoundation.org> References: <20220405070354.155796697@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jonathan Marek [ Upstream commit a6da362491e409de0978d733441e59db6584d69f ] csid_isr() only checks for the reset irq, so enabling any other irqs doesn't make sense. The "RDI irq" comment is also wrong, the register should be CSID_CSI2_RDIN_IRQ_MASK. Without this fix there may be an excessive amount of irqs. Fixes: eebe6d00e9bf ("media: camss: Add support for CSID hardware version Titan 170") Signed-off-by: Jonathan Marek Reviewed-by: Robert Foss Tested-by: Julian Grahsl Tested-by: Bryan O'Donoghue Signed-off-by: Bryan O'Donoghue Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/media/platform/qcom/camss/camss-csid-170.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/media/platform/qcom/camss/camss-csid-170.c b/drivers/media/platform/qcom/camss/camss-csid-170.c index aa65043c3303..a006c8dbceb1 100644 --- a/drivers/media/platform/qcom/camss/camss-csid-170.c +++ b/drivers/media/platform/qcom/camss/camss-csid-170.c @@ -444,12 +444,6 @@ static void csid_configure_stream(struct csid_device *csid, u8 enable) val |= 1 << CSI2_RX_CFG1_MISR_EN; writel_relaxed(val, csid->base + CSID_CSI2_RX_CFG1); // csi2_vc_mode_shift_val ? - /* error irqs start at BIT(11) */ - writel_relaxed(~0u, csid->base + CSID_CSI2_RX_IRQ_MASK); - - /* RDI irq */ - writel_relaxed(~0u, csid->base + CSID_TOP_IRQ_MASK); - val = 1 << RDI_CTRL_HALT_CMD; writel_relaxed(val, csid->base + CSID_RDI_CTRL(0)); }