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Implement iicbus_write_ivar and impelemnt the NOSTOP ivar in both read

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and write.
This commit is contained in:
Warner Losh 2016-10-02 17:36:55 +00:00
parent ddce1c3ddb
commit 604d83bdce
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=306589
1 changed files with 21 additions and 0 deletions
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21
sys/dev/iicbus/iicbus.c
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@ -192,6 +192,26 @@ iicbus_read_ivar(device_t bus, device_t child, int which, uintptr_t *result)
case IICBUS_IVAR_ADDR:
*result = devi->addr;
break;
case IICBUS_IVAR_NOSTOP:
*result = devi->nostop;
break;
}
return (0);
}
static int
iicbus_write_ivar(device_t bus, device_t child, int which, uintptr_t value)
{
struct iicbus_ivar *devi = IICBUS_IVAR(child);
switch (which) {
default:
return (EINVAL);
case IICBUS_IVAR_ADDR:
return (EINVAL);
case IICBUS_IVAR_NOSTOP:
devi->nostop = value;
break;
}
return (0);
}
@ -328,6 +348,7 @@ static device_method_t iicbus_methods[] = {
DEVMETHOD(bus_print_child, iicbus_print_child),
DEVMETHOD(bus_probe_nomatch, iicbus_probe_nomatch),
DEVMETHOD(bus_read_ivar, iicbus_read_ivar),
DEVMETHOD(bus_write_ivar, iicbus_write_ivar),
DEVMETHOD(bus_child_pnpinfo_str, iicbus_child_pnpinfo_str),
DEVMETHOD(bus_child_location_str, iicbus_child_location_str),
DEVMETHOD(bus_hinted_child, iicbus_hinted_child),