Re: [PATCH] of: Turn of_match_node into a static inline when CONFIG_OF isn't set

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On Tue, Feb 11, 2014 at 7:08 PM, Josh Cartwright <joshc@xxxxxxxxxxxxxx> wrote:
> It sure would be convenient if platform_device had a 'const struct
> of_device_id *of_id_entry' member similar to the existing struct
> platform_device_id one, that was set up during platform device matching.
> Most platform_driver users of of_match_node() would simply go away.

Can't the entry be shared for both platform_device_id and of_device_id?
Only one of them can be valid at the same time, right?

Ideally, all xxx_device_id look like

    struct xxx_device_id {
            ... /* bus-specific ID information */
            kernel_ulong_t driver_data;
    };

This may be formalized in some way, using a base class, but thay may
require reordering the fields, like:

    struct base_device_id {
            kernel_ulong_t driver_data;
            long id[0];
    };

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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