Messages in this thread | | | From | Grant Likely <> | Date | Thu, 16 Feb 2012 06:23:50 -0700 | Subject | Re: [PATCH v5 08/27] irq_domain: Move irq_domain code from powerpc to kernel/irq |
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On Thu, Feb 16, 2012 at 2:09 AM, Grant Likely <grant.likely@secretlab.ca> wrote: > This patch only moves the code. It doesn't make any changes, and the > code is still only compiled for powerpc. Follow-on patches will generalize > the code for other architectures. > > Signed-off-by: Grant Likely <grant.likely@secretlab.ca> > Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> > Cc: Thomas Gleixner <tglx@linutronix.de> > Cc: Milton Miller <miltonm@bga.com> > Tested-by: Olof Johansson <olof@lixom.net> > --- > +unsigned int irq_find_mapping(struct irq_domain *host, > + irq_hw_number_t hwirq) > +{ > + unsigned int i; > + unsigned int hint = hwirq % irq_virq_count; > + > + /* Look for default host if nececssary */ > + if (host == NULL) > + host = irq_default_host; > + if (host == NULL) > + return NO_IRQ; > + > + /* legacy -> bail early */ > + if (host->revmap_type == IRQ_DOMAIN_MAP_LEGACY) > + return hwirq; > + > + /* Slow path does a linear search of the map */ > + if (hint == 0) > + hint = 1; > + i = hint; > + do { > + struct irq_data *data = irq_get_irq_data(i); > + if (data && (data->domain == host) && (data->hwirq == hwirq)) > + return i; > + i++; > + if (i >= irq_virq_count) > + i = 1
Typo on this line; missing semicolon. Fixed in my tree now.
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