From patchwork Tue May 2 10:38:10 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johan Hovold X-Patchwork-Id: 13228760 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5828EC7EE21 for ; Tue, 2 May 2023 10:38:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=vR4pWu+DTq0BAd1oDcDUeGH6Wyp5pELagtBpVh7Fe/M=; b=QfL88QeXhqP9zc Mvtlw/yxMh0ZjiTnY+BRwlv8495m5WSlY8aI5+NTZctnHl6+EiCF0H0z6K3tclKJZG+dpayyK953G fkE8wgqVz93HLffkPNncYPTLvu7qruhUx5LVe4hzGljRz1xGb0ZHTZKBdSLWOKmSahxJsyPGyWb9+ tjzUfxfrwRvsJoFwDzy2T7XRqILlg0cZzWXzqZVBa5dvnfadHblYfhpSZFoZmsERC1+hiJTnNHrEE Z6CZSPZDnIMaprG0vQIF99pG9jX7Fa/3KCmL3OJ544w8eiGXzEYRQRpyt6TQnvpJs5YRZCBL2/l2H 08pdz77YxNOEzwpCsXYw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1ptnPM-000yt6-00; Tue, 02 May 2023 10:38:56 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1ptnPI-000ypR-1v for linux-phy@lists.infradead.org; Tue, 02 May 2023 10:38:55 +0000 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 dfw.source.kernel.org (Postfix) with ESMTPS id 00A0B61EBA for ; Tue, 2 May 2023 10:38:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 67857C4339B; Tue, 2 May 2023 10:38:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1683023930; bh=R7UAdwqbV3UuM3O7wDNuryWZu1psAQNZrWV73HlxA/8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rOHMAG4G6EUpMa7NyB//qgND9I1hG3Ze5d3EQcth9b56Ct2/bDjwnPt4o5X5gSXV3 cjZGWLzXFPIsCnAMqfuMF3SfVrDsDzythuLBwKLoaraXpcZDrH3MMUvG1I4aDn07Jt IGDjAuJpglgXldLF8mCgQonzlWkNrfja5JP+X+WV3HQRfR+iJ5P94uDTO8sc/HikZG Q96DU5hK1yDLmH8yOOEyfU4qR1PdHYWIleemrB5OC9Yy38+LPWVOtH+b2xSlj1Q8nh KUCjtNkW+EVtxWvtpc52Ds0/Gzbcy22exihqD/dNcvcZ7QNvQ5G4yYkZvaBJ4sU+Il OHOMs0y4ZLfWQ== Received: from johan by xi.lan with local (Exim 4.94.2) (envelope-from ) id 1ptnPJ-00038z-70; Tue, 02 May 2023 12:38:53 +0200 From: Johan Hovold To: Vinod Koul , Kishon Vijay Abraham I Cc: Bjorn Andersson , Andy Gross , linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, Johan Hovold , stable@vger.kernel.org Subject: [PATCH 2/2] phy: qcom-qmp-pcie-msm8996: fix init-count imbalance Date: Tue, 2 May 2023 12:38:10 +0200 Message-Id: <20230502103810.12061-3-johan+linaro@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230502103810.12061-1-johan+linaro@kernel.org> References: <20230502103810.12061-1-johan+linaro@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230502_033852_716176_64D407B2 X-CRM114-Status: GOOD ( 11.68 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org The init counter is not decremented on initialisation errors, which prevents retrying initialisation. Add the missing decrement on initialisation errors so that the counter reflects the state of the device. Fixes: e78f3d15e115 ("phy: qcom-qmp: new qmp phy driver for qcom-chipsets") Cc: stable@vger.kernel.org # 4.12 Signed-off-by: Johan Hovold Reviewed-by: Dmitry Baryshkov --- drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c index 09824be088c9..0c603bc06e09 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c @@ -379,7 +379,7 @@ static int qmp_pcie_msm8996_com_init(struct qmp_phy *qphy) ret = regulator_bulk_enable(cfg->num_vregs, qmp->vregs); if (ret) { dev_err(qmp->dev, "failed to enable regulators, err=%d\n", ret); - goto err_unlock; + goto err_decrement_count; } ret = reset_control_bulk_assert(cfg->num_resets, qmp->resets); @@ -409,7 +409,8 @@ static int qmp_pcie_msm8996_com_init(struct qmp_phy *qphy) reset_control_bulk_assert(cfg->num_resets, qmp->resets); err_disable_regulators: regulator_bulk_disable(cfg->num_vregs, qmp->vregs); -err_unlock: +err_decrement_count: + qmp->init_count--; mutex_unlock(&qmp->phy_mutex); return ret;