[PATCH v7 16/20] phy: core: Probe phy providers on demand
From: Tomeu Vizoso <hidden>
Date: 2015-09-29 09:15:31
Also in:
linux-acpi, linux-arm-kernel, lkml
Subsystem:
generic phy framework, the rest · Maintainers:
Vinod Koul, Linus Torvalds
When looking up a phy provider through its OF node, probe it if it hasn't already. The goal is to reduce deferred probes to a minimum, as it makes it very cumbersome to find out why a device failed to probe, and can introduce very big delays in when a critical device is probed. Signed-off-by: Tomeu Vizoso <redacted> --- drivers/phy/phy-core.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
index fc48fac003a6..94e90031d7f3 100644
--- a/drivers/phy/phy-core.c
+++ b/drivers/phy/phy-core.c@@ -18,6 +18,7 @@ #include <linux/device.h> #include <linux/slab.h> #include <linux/of.h> +#include <linux/of_device.h> #include <linux/phy/phy.h> #include <linux/idr.h> #include <linux/pm_runtime.h>
@@ -363,6 +364,8 @@ static struct phy *_of_phy_get(struct device_node *np, int index) if (ret) return ERR_PTR(-ENODEV); + of_device_probe(args.np); + mutex_lock(&phy_provider_mutex); phy_provider = of_phy_provider_lookup(args.np); if (IS_ERR(phy_provider) || !try_module_get(phy_provider->owner)) {
--
2.4.3