Create "smb" device when "smbus" device is attached, so that it's
possible to load/unload smb.ko and smbus-implementing driver in any order, and get expected results.
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parent
c8d81a41f4
commit
9a77af905e
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=153569
@ -58,13 +58,11 @@ struct smb_softc {
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static int smb_probe(device_t);
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static int smb_attach(device_t);
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static int smb_detach(device_t);
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static void smb_identify(driver_t *driver, device_t parent);
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static devclass_t smb_devclass;
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static device_method_t smb_methods[] = {
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/* device interface */
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DEVMETHOD(device_identify, smb_identify),
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DEVMETHOD(device_probe, smb_probe),
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DEVMETHOD(device_attach, smb_attach),
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DEVMETHOD(device_detach, smb_detach),
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@ -94,14 +92,6 @@ static struct cdevsw smb_cdevsw = {
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.d_name = "smb",
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};
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static void
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smb_identify(driver_t *driver, device_t parent)
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{
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if (!device_find_child(parent, "smb", -1))
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device_add_child(parent, "smb", -1);
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}
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static int
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smb_probe(device_t dev)
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{
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@ -49,11 +49,12 @@ static devclass_t smbus_devclass;
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* Device methods
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*/
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static int smbus_probe(device_t);
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static int smbus_attach(device_t);
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static device_method_t smbus_methods[] = {
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/* device interface */
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DEVMETHOD(device_probe, smbus_probe),
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DEVMETHOD(device_attach, bus_generic_attach),
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DEVMETHOD(device_attach, smbus_attach),
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DEVMETHOD(device_detach, bus_generic_detach),
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/* bus interface */
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@ -81,6 +82,15 @@ smbus_probe(device_t dev)
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return (0);
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}
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static int
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smbus_attach(device_t dev)
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{
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device_add_child(dev, NULL, -1);
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bus_generic_attach(dev);
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return (0);
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}
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void
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smbus_generic_intr(device_t dev, u_char devaddr, char low, char high)
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{
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