From c0e1eb441b1de42500cbc081b8d754caae6b27b1 Mon Sep 17 00:00:00 2001
From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Date: Mon, 20 Mar 2023 12:16:44 +0530
Subject: [PATCH] PCI: qcom: Enable async probe by default
Qcom PCIe RC driver waits for the PHY link to be up during the probe;
this consumes several milliseconds during boot.
Enable async probe by default so that other drivers can load in parallel
while this driver waits for the link to be up.
Suggested-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230320064644.5217-1-manivannan.sadhasivam@linaro.org
Tested-by: Johan Hovold <johan+linaro@kernel.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Lorenzo Pieralisi <lpieralisi@kernel.org>
Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
---
drivers/pci/controller/dwc/pcie-qcom.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index 10b00fa2c6d1..9791af8b09f3 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1642,6 +1642,7 @@ static struct platform_driver qcom_pcie_driver = {
.suppress_bind_attrs = true,
.of_match_table = qcom_pcie_match,
.pm = &qcom_pcie_pm_ops,
+ .probe_type = PROBE_PREFER_ASYNCHRONOUS,
},
};
builtin_platform_driver(qcom_pcie_driver);
--
2.50.1