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greybus: move id-matching back to core

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Move id-matching back to core and the bus code where it belongs.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Johan Hovold 2015-11-21 10:52:03 +01:00 committed by Greg Kroah-Hartman
parent f65fa47f28
commit 700001af96
2 changed files with 35 additions and 37 deletions
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35
drivers/staging/greybus/bundle.c
View File

@ -68,41 +68,6 @@ struct device_type greybus_bundle_type = {
.release = gb_bundle_release,
};
static int gb_bundle_match_one_id(struct gb_bundle *bundle,
const struct greybus_bundle_id *id)
{
if ((id->match_flags & GREYBUS_ID_MATCH_VENDOR) &&
(id->vendor != bundle->intf->vendor))
return 0;
if ((id->match_flags & GREYBUS_ID_MATCH_PRODUCT) &&
(id->product != bundle->intf->product))
return 0;
if ((id->match_flags & GREYBUS_ID_MATCH_CLASS) &&
(id->class != bundle->class))
return 0;
return 1;
}
const struct greybus_bundle_id *
gb_bundle_match_id(struct gb_bundle *bundle,
const struct greybus_bundle_id *id)
{
if (id == NULL)
return NULL;
for (; id->vendor || id->product || id->class || id->driver_info;
id++) {
if (gb_bundle_match_one_id(bundle, id))
return id;
}
return NULL;
}
/* XXX This could be per-host device or per-module */
static DEFINE_SPINLOCK(gb_bundles_lock);

37
drivers/staging/greybus/core.c
View File

@ -29,13 +29,46 @@ int greybus_disabled(void)
}
EXPORT_SYMBOL_GPL(greybus_disabled);
static int greybus_match_one_id(struct gb_bundle *bundle,
const struct greybus_bundle_id *id)
{
if ((id->match_flags & GREYBUS_ID_MATCH_VENDOR) &&
(id->vendor != bundle->intf->vendor))
return 0;
if ((id->match_flags & GREYBUS_ID_MATCH_PRODUCT) &&
(id->product != bundle->intf->product))
return 0;
if ((id->match_flags & GREYBUS_ID_MATCH_CLASS) &&
(id->class != bundle->class))
return 0;
return 1;
}
static const struct greybus_bundle_id *
greybus_match_id(struct gb_bundle *bundle, const struct greybus_bundle_id *id)
{
if (id == NULL)
return NULL;
for (; id->vendor || id->product || id->class || id->driver_info;
id++) {
if (greybus_match_one_id(bundle, id))
return id;
}
return NULL;
}
static int greybus_module_match(struct device *dev, struct device_driver *drv)
{
struct greybus_driver *driver = to_greybus_driver(drv);
struct gb_bundle *bundle = to_gb_bundle(dev);
const struct greybus_bundle_id *id;
id = gb_bundle_match_id(bundle, driver->id_table);
id = greybus_match_id(bundle, driver->id_table);
if (id)
return 1;
/* FIXME - Dynamic ids? */
@ -97,7 +130,7 @@ static int greybus_probe(struct device *dev)
int retval;
/* match id */
id = gb_bundle_match_id(bundle, driver->id_table);
id = greybus_match_id(bundle, driver->id_table);
if (!id)
return -ENODEV;