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Mon, 24 Aug 2020 18:14:43 -0800 Received: from MTKMBS31N2.mediatek.inc (172.27.4.87) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 24 Aug 2020 19:04:42 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by MTKMBS31N2.mediatek.inc (172.27.4.87) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 25 Aug 2020 10:04:40 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 25 Aug 2020 10:04:40 +0800 From: Chunfeng Yun To: Kishon Vijay Abraham I Subject: [PATCH 4/6] phy: phy-qcom-apq8064-sata: convert to readl_relaxed_poll_timeout() Date: Tue, 25 Aug 2020 10:03:05 +0800 Message-ID: <1598320987-25518-4-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1598320987-25518-1-git-send-email-chunfeng.yun@mediatek.com> References: <1598320987-25518-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: A5EAD1C8FD2955FE87DADAE9B2E41C9C6E073672D0E9B9753269DF5A26EC82042000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200824_221449_519746_0513302F X-CRM114-Status: GOOD ( 13.62 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bharat Gooty , Rayagonda Kokatanur , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Rikard Falkeborn , Bjorn Andersson , Chunfeng Yun , Vinod Koul , Andy Gross , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Use readl_relaxed_poll_timeout() to simplify code, rename local function read_poll_timeout() as poll_timeout() to avoid repeated definition Signed-off-by: Chunfeng Yun --- drivers/phy/qualcomm/phy-qcom-apq8064-sata.c | 21 ++++++++------------- 1 file changed, 8 insertions(+), 13 deletions(-) diff --git a/drivers/phy/qualcomm/phy-qcom-apq8064-sata.c b/drivers/phy/qualcomm/phy-qcom-apq8064-sata.c index febe0ae..ce91ae7 100644 --- a/drivers/phy/qualcomm/phy-qcom-apq8064-sata.c +++ b/drivers/phy/qualcomm/phy-qcom-apq8064-sata.c @@ -4,6 +4,7 @@ */ #include +#include #include #include #include @@ -72,18 +73,12 @@ struct qcom_apq8064_sata_phy { }; /* Helper function to do poll and timeout */ -static int read_poll_timeout(void __iomem *addr, u32 mask) +static int poll_timeout(void __iomem *addr, u32 mask) { - unsigned long timeout = jiffies + msecs_to_jiffies(TIMEOUT_MS); + u32 val; - do { - if (readl_relaxed(addr) & mask) - return 0; - - usleep_range(DELAY_INTERVAL_US, DELAY_INTERVAL_US + 50); - } while (!time_after(jiffies, timeout)); - - return (readl_relaxed(addr) & mask) ? 0 : -ETIMEDOUT; + return readl_relaxed_poll_timeout(addr, val, (val & mask), + DELAY_INTERVAL_US, TIMEOUT_MS * 1000); } static int qcom_apq8064_sata_phy_init(struct phy *generic_phy) @@ -137,21 +132,21 @@ static int qcom_apq8064_sata_phy_init(struct phy *generic_phy) writel_relaxed(0x05, base + UNIPHY_PLL_LKDET_CFG2); /* PLL Lock wait */ - ret = read_poll_timeout(base + UNIPHY_PLL_STATUS, UNIPHY_PLL_LOCK); + ret = poll_timeout(base + UNIPHY_PLL_STATUS, UNIPHY_PLL_LOCK); if (ret) { dev_err(phy->dev, "poll timeout UNIPHY_PLL_STATUS\n"); return ret; } /* TX Calibration */ - ret = read_poll_timeout(base + SATA_PHY_TX_IMCAL_STAT, SATA_PHY_TX_CAL); + ret = poll_timeout(base + SATA_PHY_TX_IMCAL_STAT, SATA_PHY_TX_CAL); if (ret) { dev_err(phy->dev, "poll timeout SATA_PHY_TX_IMCAL_STAT\n"); return ret; } /* RX Calibration */ - ret = read_poll_timeout(base + SATA_PHY_RX_IMCAL_STAT, SATA_PHY_RX_CAL); + ret = poll_timeout(base + SATA_PHY_RX_IMCAL_STAT, SATA_PHY_RX_CAL); if (ret) { dev_err(phy->dev, "poll timeout SATA_PHY_RX_IMCAL_STAT\n"); return ret; -- 1.9.1 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek