From patchwork Wed Oct 12 08:49:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johan Hovold X-Patchwork-Id: 13004828 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 46F85C433FE 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=1W/7EVYQpLxFT3l8EVPe/1Z+Jzw16xsZr7hJgiFT85g=; b=b1GgCf1dbfRvpZ o9hajAwolzRHDjcBMtTSyvpkGb/FVdOzxIvCLjFcOOfa8L3jTdzibWMPX5f05/zoN97ilupw1FaVG OlaJFf/ABvglXi9Bx/HooU8z6BBulKbMkjw7NfqgCn5D/4VAADklqjv97VjVfUuPYUd0g9s2nMF5q LFkn0J4mtj/zfVeJBoyuG3FfU7XoOaIk75+c+z2aQ7pGjbJlACA/8IRoESXoT5/k6UlNYFSAjH8Zh d8VeDA6LJiI3VtK6jlhSKW1fvIvv3yfoXJdXP3F/xMJMe9hba9ij8ANHKBTYMuibWbsCtTlcFvLTf XSKKNj6UNezc4u0aENuw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oiXS4-007QBb-ID; 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-007Q1p-DU 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 F0FADB819D9; Wed, 12 Oct 2022 08:50:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 837CEC4315F; 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=PkPpmJlbzzePgAJd7xaEU7S7y+UeiNQHSr6eP5x16M4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tw/x2pjd3BAql9fpOPa3YFT7w4MLTgXBt0R0NLu3+JX+XcYmwbQ9GzUIZ7sxeJ96s rHEY7X/haw79OQ2zB4tlZWfk289qAsS1VAqzqSjRzCwNWOVR8zv3ZNcoVpM/sksxxr PwIYojYBBWz7RQeredqjaT3Pfcf/uaBPmg90SI3tzccRLIzXzYeR2PM82aVWv14pgC xrtVmGlCd+fTCGLbW8kgXfyfaLkjQ3Z+ARVoOJWLIv0w5gnIx4qSAKqVhc7wBP5x+D ut/Oa/RtN5MEwtHDl9cP5Fa2wyon8HoONXNUuUvrTE6HBMmEfpA9hwfGzLmLfrcoBK xiYW2t407MyKA== Received: from johan by xi.lan with local (Exim 4.94.2) (envelope-from ) id 1oiXRf-0006I5-6L; Wed, 12 Oct 2022 10:50:31 +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 13/20] phy: qcom-qmp-usb: clean up status polling Date: Wed, 12 Oct 2022 10:49:55 +0200 Message-Id: <20221012085002.24099-13-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_015042_846574_0D95400C X-CRM114-Status: GOOD ( 13.10 ) 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 Clean up the PHY status polling by dropping the configuration mask which is no longer needed since the QMP driver split. Signed-off-by: Johan Hovold Reviewed-by: Dmitry Baryshkov --- drivers/phy/qualcomm/phy-qcom-qmp-usb.c | 25 ++----------------------- 1 file changed, 2 insertions(+), 23 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c index 751f628710eb..840b67167581 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c @@ -1445,8 +1445,6 @@ struct qmp_phy_cfg { unsigned int start_ctrl; unsigned int pwrdn_ctrl; - /* bit offset of PHYSTATUS in QPHY_PCS_STATUS register */ - unsigned int phy_status; /* true, if PHY needs delay after POWER_DOWN */ bool has_pwrdn_delay; @@ -1604,7 +1602,6 @@ static const struct qmp_phy_cfg ipq8074_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, }; static const struct qmp_phy_cfg msm8996_usb3phy_cfg = { @@ -1628,7 +1625,6 @@ static const struct qmp_phy_cfg msm8996_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, }; static const struct qmp_phy_cfg qmp_v3_usb3phy_cfg = { @@ -1652,7 +1648,6 @@ static const struct qmp_phy_cfg qmp_v3_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, .has_phy_dp_com_ctrl = true, @@ -1679,7 +1674,6 @@ static const struct qmp_phy_cfg sc7180_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, .has_phy_dp_com_ctrl = true, @@ -1706,7 +1700,6 @@ static const struct qmp_phy_cfg sc8280xp_usb3_uniphy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, }; static const struct qmp_phy_cfg qmp_v3_usb3_uniphy_cfg = { @@ -1730,7 +1723,6 @@ static const struct qmp_phy_cfg qmp_v3_usb3_uniphy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, }; @@ -1756,7 +1748,6 @@ static const struct qmp_phy_cfg msm8998_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, }; static const struct qmp_phy_cfg sm8150_usb3phy_cfg = { @@ -1783,7 +1774,6 @@ static const struct qmp_phy_cfg sm8150_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, .has_phy_dp_com_ctrl = true, @@ -1813,7 +1803,6 @@ static const struct qmp_phy_cfg sm8150_usb3_uniphy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, }; @@ -1842,7 +1831,6 @@ static const struct qmp_phy_cfg sm8250_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, .has_phy_dp_com_ctrl = true, @@ -1872,7 +1860,6 @@ static const struct qmp_phy_cfg sm8250_usb3_uniphy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, }; @@ -1901,7 +1888,6 @@ static const struct qmp_phy_cfg sdx55_usb3_uniphy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, }; @@ -1930,7 +1916,6 @@ static const struct qmp_phy_cfg sdx65_usb3_uniphy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, }; @@ -1959,7 +1944,6 @@ static const struct qmp_phy_cfg sm8350_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, .has_phy_dp_com_ctrl = true, @@ -1989,7 +1973,6 @@ static const struct qmp_phy_cfg sm8350_usb3_uniphy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, .has_pwrdn_delay = true, }; @@ -2015,7 +1998,6 @@ static const struct qmp_phy_cfg qcm2290_usb3phy_cfg = { .start_ctrl = SERDES_START | PCS_START, .pwrdn_ctrl = SW_PWRDN, - .phy_status = PHYSTATUS, }; static void qmp_usb_configure_lane(void __iomem *base, @@ -2147,7 +2129,7 @@ static int qmp_usb_power_on(struct phy *phy) void __iomem *rx = qphy->rx; void __iomem *pcs = qphy->pcs; void __iomem *status; - unsigned int mask, val, ready; + unsigned int val; int ret; qmp_usb_serdes_init(qphy); @@ -2181,10 +2163,7 @@ static int qmp_usb_power_on(struct phy *phy) qphy_setbits(pcs, cfg->regs[QPHY_START_CTRL], cfg->start_ctrl); status = pcs + cfg->regs[QPHY_PCS_STATUS]; - mask = cfg->phy_status; - ready = 0; - - ret = readl_poll_timeout(status, val, (val & mask) == ready, 10, + ret = readl_poll_timeout(status, val, !(val & PHYSTATUS), 10, PHY_INIT_COMPLETE_TIMEOUT); if (ret) { dev_err(qmp->dev, "phy initialization timed-out\n");