On Tue, Sep 02, 2014 at 01:34:39PM +0800, Axel Lin wrote:
> > -#ifdef CONFIG_OF
> > static const struct of_device_id altera_spi_match[] = {
> > { .compatible = "ALTR,spi-1.0", },
> > { .compatible = "altr,spi-1.0", },
> > {},
> > };
> > MODULE_DEVICE_TABLE(of, altera_spi_match);
> > -#endif /* CONFIG_OF */
> For !CONFIG_OF case:
> #define of_match_ptr(_ptr) NULL
> Can you explain how of_match_ptr() handle this?
Unless MODULE_DEVICE_TABLE knows about OF that's not going to trigger
the dead code elimination.
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