Messages in this thread Patch in this message | | | Date | Fri, 12 Apr 2013 20:43:35 +0200 | From | Pavel Machek <> | Subject | [PATCH] Allow binding drivers/uio/uio_pdrv_genirq.c to devices using command line option |
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This adds ability to bind uio driver to given open firmware device using command line option. Thus, userspace driver can be developed and used without modifying the kernel.
Signed-off-by: Pavel Machek <pavel@denx.de>
diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c index c122bca..8fcc2c7 100644 --- a/drivers/uio/uio_pdrv_genirq.c +++ b/drivers/uio/uio_pdrv_genirq.c @@ -264,9 +275,13 @@ static const struct dev_pm_ops uio_pdrv_genirq_dev_pm_ops = { #ifdef CONFIG_OF static const struct of_device_id uio_of_genirq_match[] = { - { /* empty for now */ }, + { /* This is filled with module_parm */ }, + { /* Sentinel */ }, }; MODULE_DEVICE_TABLE(of, uio_of_genirq_match); + +module_param_string(of_id, uio_of_genirq_match[0].compatible, 128, 0); +MODULE_PARM_DESC(of_id, "Openfirmware id of the device to be handled by uio"); #else # define uio_of_genirq_match NULL #endif -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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