diff options
author | Johan Hovold <johan+linaro@kernel.org> | 2022-10-12 11:49:49 +0300 |
---|---|---|
committer | Vinod Koul <vkoul@kernel.org> | 2022-10-28 15:25:04 +0300 |
commit | 3894f6d03c4e96665232fbe2e04589f1228cbb0c (patch) | |
tree | 1d94026fb069086b0b3fe9dfd01f77279152399c /drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c | |
parent | 1a3ae97c2490b2217810a17ab4f47552e9f6f70f (diff) | |
download | linux-3894f6d03c4e96665232fbe2e04589f1228cbb0c.tar.xz |
phy: qcom-qmp-pcie-msm8996: increase status polling period
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>
Link: https://lore.kernel.org/r/20221012085002.24099-7-johan+linaro@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c')
-rw-r--r-- | drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c b/drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c index b9260c8746bf..cd8fafe4c295 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcie-msm8996.c @@ -360,7 +360,7 @@ static int qmp_pcie_msm8996_serdes_init(struct qmp_phy *qphy) SERDES_START | PCS_START); status = serdes + cfg->regs[QPHY_COM_PCS_READY_STATUS]; - ret = readl_poll_timeout(status, val, (val & PCS_READY), 10, + ret = readl_poll_timeout(status, val, (val & PCS_READY), 200, PHY_INIT_COMPLETE_TIMEOUT); if (ret) { dev_err(qmp->dev, @@ -514,7 +514,7 @@ static int qmp_pcie_msm8996_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"); |