From patchwork Wed May 5 09:41:54 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 12239519 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 050EDC43461 for ; Wed, 5 May 2021 09:42:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CE0C2613F3 for ; Wed, 5 May 2021 09:42:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232442AbhEEJnQ (ORCPT ); Wed, 5 May 2021 05:43:16 -0400 Received: from mail.kernel.org ([198.145.29.99]:48284 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232160AbhEEJnQ (ORCPT ); Wed, 5 May 2021 05:43:16 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id DDA71613EC; Wed, 5 May 2021 09:42:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1620207738; bh=EG1Xkz5icS6rCKpEKVZN/X2JADr2Ee/ss00sHCZahe0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NCJ17ww5difLY2RZykFODFD3vD68DbAG+YfiIBCcZvlK8erqQD8mJQrDXZHXxOpbu QOhrHl4QnNKgRnJljipxYLtGoES9n/kGUi1ZwMmmgZn5EPhr0rtCe7Oq7HjQgOpPQW o4REwkYpeCvtJ0HW58KM7G9dHDAoHWhN+gDELxc3wcNW8QWBMj8TGXjI9SkpBSf9TI KZxjQZkiLAEL/diYAuBAayXmnxFrkraTwyN7EhWd8CyzXVff2ZgYPxRE9Y6zKt37z/ TFXAlKWup2YHP8W+ljUo1OSeHbkB8hFVn2nCUo/FMmtnlkxBVpkPG2JwPfuVyFEf3i sJCZMjLbKzfcg== Received: by mail.kernel.org with local (Exim 4.94) (envelope-from ) id 1leE2q-00AHw0-OX; Wed, 05 May 2021 11:42:16 +0200 From: Mauro Carvalho Chehab Cc: linuxarm@huawei.com, mauro.chehab@huawei.com, Mauro Carvalho Chehab , Hans Verkuil , Kamil Debski , Marek Szyprowski , Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Sylwester Nawrocki Subject: [PATCH 04/25] media: s5p_cec: decrement usage count if disabled Date: Wed, 5 May 2021 11:41:54 +0200 Message-Id: X-Mailer: git-send-email 2.30.2 In-Reply-To: References: MIME-Version: 1.0 Sender: Mauro Carvalho Chehab To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org There's a bug at s5p_cec_adap_enable(): if called to disable the device, it should call pm_runtime_put() instead of pm_runtime_disable(), as the goal here is to decrement the usage_count and not to disable PM runtime. Reported-by: Sylwester Nawrocki Fixes: 1bcbf6f4b6b0 ("[media] cec: s5p-cec: Add s5p-cec driver") Signed-off-by: Mauro Carvalho Chehab Reviewed-by: Jonathan Cameron --- drivers/media/cec/platform/s5p/s5p_cec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/cec/platform/s5p/s5p_cec.c b/drivers/media/cec/platform/s5p/s5p_cec.c index 2a3e7ffefe0a..3c7c4c3c798c 100644 --- a/drivers/media/cec/platform/s5p/s5p_cec.c +++ b/drivers/media/cec/platform/s5p/s5p_cec.c @@ -51,7 +51,7 @@ static int s5p_cec_adap_enable(struct cec_adapter *adap, bool enable) } else { s5p_cec_mask_tx_interrupts(cec); s5p_cec_mask_rx_interrupts(cec); - pm_runtime_disable(cec->dev); + pm_runtime_put(cec->dev); } return 0;