| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.18 57/60] spmi: Include OF based modalias in device uevent | Date | Tue, 25 Jul 2017 12:16:48 -0700 |
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3.18-stable review patch. If anyone has any objections, please let me know.
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From: Bjorn Andersson <bjorn.andersson@linaro.org>
commit d50daa2af2618dab6d21634e65a5fbcf4ae437d6 upstream.
Include the OF-based modalias in the uevent sent when registering SPMI devices, so that user space has a chance to autoload the kernel module for the device.
Tested-by: Rob Clark <robdclark@gmail.com> Reported-by: Rob Clark <robdclark@gmail.com> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/spmi/spmi.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)
--- a/drivers/spmi/spmi.c +++ b/drivers/spmi/spmi.c @@ -353,11 +353,23 @@ static int spmi_drv_remove(struct device return 0; } +static int spmi_drv_uevent(struct device *dev, struct kobj_uevent_env *env) +{ + int ret; + + ret = of_device_uevent_modalias(dev, env); + if (ret != -ENODEV) + return ret; + + return 0; +} + static struct bus_type spmi_bus_type = { .name = "spmi", .match = spmi_device_match, .probe = spmi_drv_probe, .remove = spmi_drv_remove, + .uevent = spmi_drv_uevent, }; /**
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