diff mbox series

[07/20] phy: qcom-qmp-pcie-msm8996: increase status polling period

Message ID 20221012085002.24099-7-johan+linaro@kernel.org
State Accepted
Commit 3894f6d03c4e96665232fbe2e04589f1228cbb0c
Headers show
Series phy: qcom-qmp: further prep fixes and cleanups (set 3) | expand

Commit Message

Johan Hovold Oct. 12, 2022, 8:49 a.m. UTC 
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-msm8996.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

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");