Messages in this thread | | | Date | Thu, 14 May 2020 16:12:11 +0200 | From | Greg KH <> | Subject | Re: [RFC PATCH 3/8] qaic: Create char dev |
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On Thu, May 14, 2020 at 08:07:41AM -0600, Jeffrey Hugo wrote: > /* Copyright (c) 2019-2020, The Linux Foundation. All rights reserved. */ > > +#include <linux/cdev.h> > +#include <linux/idr.h> > +#include <linux/list.h> > +#include <linux/kref.h> > +#include <linux/mhi.h> > #include <linux/module.h> > #include <linux/msi.h> > +#include <linux/mutex.h> > #include <linux/pci.h> > #include <linux/pci_ids.h> > > @@ -13,9 +19,242 @@ > #define PCI_DEV_AIC100 0xa100 > > #define QAIC_NAME "Qualcomm Cloud AI 100" > +#define QAIC_MAX_MINORS 256
Why have a max?
Why not just use a misc device so you make the logic a lot simple, no class or chardev logic to mess with at all.
thanks,
greg k-h
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