X-Git-Url: https://git.codelabs.ch/?p=muen%2Flinux.git;a=blobdiff_plain;f=drivers%2Fbase%2Fdd.c;h=2c964f56dafe2a98706ca9cd5520e50bacf551f6;hp=45575e134696280b4b2de4635b9631f1737b0f58;hb=b9743042b3d31fed271ae19aee79dd86817904f0;hpb=e60e1ee60630cafef5e430c2ae364877e061d980 diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 45575e134696..2c964f56dafe 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -350,6 +350,15 @@ EXPORT_SYMBOL_GPL(device_bind_driver); static atomic_t probe_count = ATOMIC_INIT(0); static DECLARE_WAIT_QUEUE_HEAD(probe_waitqueue); +static void driver_deferred_probe_add_trigger(struct device *dev, + int local_trigger_count) +{ + driver_deferred_probe_add(dev); + /* Did a trigger occur while probing? Need to re-trigger if yes */ + if (local_trigger_count != atomic_read(&deferred_trigger_count)) + driver_deferred_probe_trigger(); +} + static int really_probe(struct device *dev, struct device_driver *drv) { int ret = -EPROBE_DEFER; @@ -369,6 +378,8 @@ static int really_probe(struct device *dev, struct device_driver *drv) } ret = device_links_check_suppliers(dev); + if (ret == -EPROBE_DEFER) + driver_deferred_probe_add_trigger(dev, local_trigger_count); if (ret) return ret; @@ -470,10 +481,7 @@ pinctrl_bind_failed: case -EPROBE_DEFER: /* Driver requested deferred probing */ dev_dbg(dev, "Driver %s requests probe deferral\n", drv->name); - driver_deferred_probe_add(dev); - /* Did a trigger occur while probing? Need to re-trigger if yes */ - if (local_trigger_count != atomic_read(&deferred_trigger_count)) - driver_deferred_probe_trigger(); + driver_deferred_probe_add_trigger(dev, local_trigger_count); break; case -ENODEV: case -ENXIO: