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
next prev 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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