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    SubjectRe: [PATCH] pcmcia: get initialization ordering right [Was: [PATCH 2.5] : i82365 & platform_bus_type]

    On Tue, 4 Mar 2003, Dominik Brodowski wrote:

    > Hi Pat,
    >
    > How is it supposed to work then? I thought adding a platform_device and
    > platform_driver with the same name and bus_id causes the platform_driver to
    > be bound to the platform_device?

    Erm yes. Color me lazy, I just hadn't implemented that yet.. You've hit
    something else no one had used before.

    This patch is completley untested, but it should work.

    -pat

    ===== drivers/base/platform.c 1.5 vs edited =====
    --- 1.5/drivers/base/platform.c Fri Oct 18 13:27:29 2002
    +++ edited/drivers/base/platform.c Tue Mar 4 08:34:10 2003
    @@ -41,9 +41,29 @@
    if (pdev)
    device_unregister(&pdev->dev);
    }
    -
    +
    +
    +/**
    + * platform_match - bind platform device to platform driver.
    + * @dev: device.
    + * @drv: driver.
    + *
    + * Platform device IDs are assumed to be encoded like this:
    + * "<name><instance>", where <name> is a short description of the
    + * type of device, like "pci" or "floppy", and <instance> is the
    + * enumerated instance of the device, like '0' or '42'.
    + * Driver IDs are simply "<name>".
    + * So, extract the <name> from the device, and compare it against
    + * the name of the driver. Return whether they match or not.
    + */
    +
    static int platform_match(struct device * dev, struct device_driver * drv)
    {
    + char name[BUS_ID_SIZE];
    +
    + if (sscanf(dev->bus_id,"%s",name))
    + return (strcmp(name,drv->name) == 0);
    +
    return 0;
    }

    -
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