Messages in this thread Patch in this message | | | Date | Tue, 4 Mar 2003 08:35:05 -0600 (CST) | From | Patrick Mochel <> | Subject | Re: [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; } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |