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From: Johan Hovold <johan+linaro@kernel.org>
To: Vinod Koul <vkoul@kernel.org>
Cc: Andy Gross <agross@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@somainline.org>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Johan Hovold <johan+linaro@kernel.org>
Subject: [PATCH 05/20] phy: qcom-qmp-pcie: increase status polling period
Date: Wed, 12 Oct 2022 10:49:47 +0200	[thread overview]
Message-ID: <20221012085002.24099-5-johan+linaro@kernel.org> (raw)
In-Reply-To: <20221012085002.24099-1-johan+linaro@kernel.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 <johan+linaro@kernel.org>
---
 drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
index 4af6b9e50d16..d3e7e673114f 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
@@ -2004,7 +2004,7 @@ static int qmp_pcie_power_on(struct phy *phy)
 
 	status = pcs + cfg->regs[QPHY_PCS_STATUS];
 	mask = cfg->phy_status;
-	ret = readl_poll_timeout(status, val, !(val & mask), 10,
+	ret = readl_poll_timeout(status, val, !(val & mask), 200,
 				 PHY_INIT_COMPLETE_TIMEOUT);
 	if (ret) {
 		dev_err(qmp->dev, "phy initialization timed-out\n");
-- 
2.35.1


WARNING: multiple messages have this Message-ID (diff)
From: Johan Hovold <johan+linaro@kernel.org>
To: Vinod Koul <vkoul@kernel.org>
Cc: Andy Gross <agross@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@somainline.org>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
	linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Johan Hovold <johan+linaro@kernel.org>
Subject: [PATCH 05/20] phy: qcom-qmp-pcie: increase status polling period
Date: Wed, 12 Oct 2022 10:49:47 +0200	[thread overview]
Message-ID: <20221012085002.24099-5-johan+linaro@kernel.org> (raw)
In-Reply-To: <20221012085002.24099-1-johan+linaro@kernel.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 <johan+linaro@kernel.org>
---
 drivers/phy/qualcomm/phy-qcom-qmp-pcie.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
index 4af6b9e50d16..d3e7e673114f 100644
--- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
+++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie.c
@@ -2004,7 +2004,7 @@ static int qmp_pcie_power_on(struct phy *phy)
 
 	status = pcs + cfg->regs[QPHY_PCS_STATUS];
 	mask = cfg->phy_status;
-	ret = readl_poll_timeout(status, val, !(val & mask), 10,
+	ret = readl_poll_timeout(status, val, !(val & mask), 200,
 				 PHY_INIT_COMPLETE_TIMEOUT);
 	if (ret) {
 		dev_err(qmp->dev, "phy initialization timed-out\n");
-- 
2.35.1


-- 
linux-phy mailing list
linux-phy@lists.infradead.org
https://lists.infradead.org/mailman/listinfo/linux-phy

  parent reply	other threads:[~2022-10-12  8:50 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-12  8:48 [PATCH 00/20] phy: qcom-qmp: further prep fixes and cleanups (set 3) Johan Hovold
2022-10-12  8:48 ` Johan Hovold
2022-10-12  8:49 ` [PATCH 01/20] phy: qcom-qmp-pcie: fix sc8180x initialisation Johan Hovold
2022-10-12  8:49   ` Johan Hovold
2022-10-12  8:49   ` [PATCH 02/20] phy: qcom-qmp-pcie: fix ipq8074-gen3 initialisation Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 20:44     ` Dmitry Baryshkov
2022-10-12 20:44       ` Dmitry Baryshkov
2022-10-12  8:49   ` [PATCH 03/20] phy: qcom-qmp-pcie: fix ipq6018 initialisation Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 20:44     ` Dmitry Baryshkov
2022-10-12 20:44       ` Dmitry Baryshkov
2022-10-12  8:49   ` [PATCH 04/20] phy: qcom-qmp-pcie: clean up status polling Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 20:45     ` Dmitry Baryshkov
2022-10-12 20:45       ` Dmitry Baryshkov
2022-10-12  8:49   ` Johan Hovold [this message]
2022-10-12  8:49     ` [PATCH 05/20] phy: qcom-qmp-pcie: increase status polling period Johan Hovold
2022-10-12  8:49   ` [PATCH 06/20] phy: qcom-qmp-pcie-msm8996: clean up ready and status polling Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 20:47     ` Dmitry Baryshkov
2022-10-12 20:47       ` Dmitry Baryshkov
2022-10-12  8:49   ` [PATCH 07/20] phy: qcom-qmp-pcie-msm8996: increase status polling period Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12  8:49   ` [PATCH 08/20] phy: qcom-qmp-combo: clean up status polling Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 21:14     ` Dmitry Baryshkov
2022-10-12 21:14       ` Dmitry Baryshkov
2022-10-17  6:55       ` Johan Hovold
2022-10-17  6:55         ` Johan Hovold
2022-10-12  8:49   ` [PATCH 09/20] phy: qcom-qmp-combo: increase status polling period Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12  8:49   ` [PATCH 10/20] phy: qcom-qmp-ufs: drop unused phy-status config Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 21:14     ` Dmitry Baryshkov
2022-10-12 21:14       ` Dmitry Baryshkov
2022-10-12  8:49   ` [PATCH 11/20] phy: qcom-qmp-ufs: clean up ready polling Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 21:14     ` Dmitry Baryshkov
2022-10-12 21:14       ` Dmitry Baryshkov
2022-10-12  8:49   ` [PATCH 12/20] phy: qcom-qmp-ufs: increase ready polling period Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12  8:49   ` [PATCH 13/20] phy: qcom-qmp-usb: clean up status polling Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 21:15     ` Dmitry Baryshkov
2022-10-12 21:15       ` Dmitry Baryshkov
2022-10-12  8:49   ` [PATCH 14/20] phy: qcom-qmp-usb: increase status polling period Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12  8:49   ` [PATCH 15/20] phy: qcom-qmp-combo: drop start and pwrdn-ctrl abstraction Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 21:16     ` Dmitry Baryshkov
2022-10-12 21:16       ` Dmitry Baryshkov
2022-10-12  8:49   ` [PATCH 16/20] phy: qcom-qmp-pcie: drop start-ctrl abstraction Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 21:20     ` Dmitry Baryshkov
2022-10-12 21:20       ` Dmitry Baryshkov
2022-10-28 12:23       ` Vinod Koul
2022-10-28 12:23         ` Vinod Koul
2022-10-12  8:49   ` [PATCH 17/20] phy: qcom-qmp-pcie: add config sanity checks Johan Hovold
2022-10-12  8:49     ` Johan Hovold
2022-10-12 21:20     ` Dmitry Baryshkov
2022-10-12 21:20       ` Dmitry Baryshkov
2022-10-12  8:50   ` [PATCH 18/20] phy: qcom-qmp-pcie-msm8996: drop start and pwrdn-ctrl abstraction Johan Hovold
2022-10-12  8:50     ` Johan Hovold
2022-10-12 21:20     ` Dmitry Baryshkov
2022-10-12 21:20       ` Dmitry Baryshkov
2022-10-12  8:50   ` [PATCH 19/20] phy: qcom-qmp-ufs: " Johan Hovold
2022-10-12  8:50     ` Johan Hovold
2022-10-12 21:20     ` Dmitry Baryshkov
2022-10-12 21:20       ` Dmitry Baryshkov
2022-10-12  8:50   ` [PATCH 20/20] phy: qcom-qmp-usb: " Johan Hovold
2022-10-12  8:50     ` Johan Hovold
2022-10-12 21:21     ` Dmitry Baryshkov
2022-10-12 21:21       ` Dmitry Baryshkov
2022-10-12 20:44   ` [PATCH 01/20] phy: qcom-qmp-pcie: fix sc8180x initialisation Dmitry Baryshkov
2022-10-12 20:44     ` Dmitry Baryshkov
2022-10-12 12:36 ` [PATCH 00/20] phy: qcom-qmp: further prep fixes and cleanups (set 3) Johan Hovold
2022-10-12 12:36   ` Johan Hovold
2022-10-28 12:25 ` Vinod Koul
2022-10-28 12:25   ` Vinod Koul

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