From patchwork Wed Oct 12 08:49:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johan Hovold X-Patchwork-Id: 13004825 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 6899AC4321E for ; Wed, 12 Oct 2022 08:50:57 +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=igwalpr7b0sZOAbGDp/vlTWcAU1KRNFbN5RgQLewa4Y=; b=n5ZfzaOyRwv5K/ EFUCBZ/V56gUdDesZxVAGsj2/izzfO4FVDg9IbzvnOjS+RyxVVz51b8P8dUvCsvkTFslN2PjQYdJb fTLCW4Qesb4yrf7fWpzEqQJCTqM7xRlaCn9Ja8zWSsBCgPckCrB31ocq+eK5lgaqjcWQi1Xdv7pfS Q2s3REbezE5CgjCT4W88BuBS0xZxr1XgNMJ3zFjYqcLcIptdJiU4uLkioGCN2XEm8b6GvE66odffi r4UCYXvEOS90WS8/WQeuIu84WWmqkgw4roYWb/m/NjKvIHn9EJGXfFxx/c7uuQgC7iuwMR+DLS/3n JlQTZCjt8hwlmfpG98qg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oiXS4-007QBn-QJ; Wed, 12 Oct 2022 08:50:56 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oiXRq-007Q2C-Qp for linux-phy@lists.infradead.org; Wed, 12 Oct 2022 08:50:45 +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 ams.source.kernel.org (Postfix) with ESMTPS id 83359B819F9; Wed, 12 Oct 2022 08:50:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3B009C43157; Wed, 12 Oct 2022 08:50:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1665564639; bh=s6WXYClKrUvCGdNy8DkRi8DhsA7icf77UBdVyqqqQM0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QrxLHB3fZmr3fNEv1Eie9W4A6oahV50XyJv2A+6WZghji3LrZtajWZENy58rwrlOh zQJWTNpM6qHZZWAG+2fy9DhDLzdInIEbRFliJpReNF8qW/Ml7cJ+VvJRj79SY4TRCi wwYSQGUxPdH0GIc31WbgPXlg0n+Sik7jELD22kVAmf9Wr7ojXDnYfjuwAy8ctqqoye x2bSmTPKFRazmsEhkgOj8IomKlXpimjpvSkGO/ztutPRsbPgvx6RzudHwJolStodUu NErga5LwNUYXBCuPGfCWfrjKSSwXCjezQDtfVDuR3xPJ/jSmkhK8m7Gqgl/d0xR5bZ /ts2RX2wgHSdQ== Received: from johan by xi.lan with local (Exim 4.94.2) (envelope-from ) id 1oiXRe-0006Hs-R1; Wed, 12 Oct 2022 10:50:30 +0200 From: Johan Hovold To: Vinod Koul Cc: Andy Gross , Bjorn Andersson , Konrad Dybcio , Kishon Vijay Abraham I , Dmitry Baryshkov , linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, linux-kernel@vger.kernel.org, Johan Hovold Subject: [PATCH 09/20] phy: qcom-qmp-combo: increase status polling period Date: Wed, 12 Oct 2022 10:49:51 +0200 Message-Id: <20221012085002.24099-9-johan+linaro@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221012085002.24099-1-johan+linaro@kernel.org> References: <20221012084846.24003-1-johan+linaro@kernel.org> <20221012085002.24099-1-johan+linaro@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221012_015043_061633_A066EF2F X-CRM114-Status: GOOD ( 10.94 ) 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 It typically takes between one and two milliseconds for the PHY to become ready after starting it. Increase the tight 3--10 us polling period to the more reasonable 51--200 us. Signed-off-by: Johan Hovold --- drivers/phy/qualcomm/phy-qcom-qmp-combo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c index e312cad6d9c2..0071c73ac1c8 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c @@ -2052,7 +2052,7 @@ static int qmp_combo_power_on(struct phy *phy) qphy_setbits(pcs, cfg->regs[QPHY_START_CTRL], cfg->start_ctrl); status = pcs + cfg->regs[QPHY_PCS_STATUS]; - ret = readl_poll_timeout(status, val, !(val & PHYSTATUS), 10, + ret = readl_poll_timeout(status, val, !(val & PHYSTATUS), 200, PHY_INIT_COMPLETE_TIMEOUT); if (ret) { dev_err(qmp->dev, "phy initialization timed-out\n");