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authorChris Metcalf <cmetcalf@tilera.com>2010-08-06 10:37:02 -0400
committerChris Metcalf <cmetcalf@tilera.com>2010-08-06 10:37:02 -0400
commitab11b487402f97975f3ac1eeea09c82f4431481e (patch)
tree86337c5cbbd2b0c4bd07c0847a1dc7de3d898147 /drivers/base/platform.c
parent1c689cbcf2c2b7a35cd237abddd9206bb1b6fee1 (diff)
parentfc1caf6eafb30ea185720e29f7f5eccca61ecd60 (diff)
Merge branch 'master' into for-linus
Diffstat (limited to 'drivers/base/platform.c')
-rw-r--r--drivers/base/platform.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 4d99c8bdfed..f699fabf403 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -12,6 +12,7 @@
#include <linux/string.h>
#include <linux/platform_device.h>
+#include <linux/of_device.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
@@ -635,6 +636,12 @@ static struct device_attribute platform_dev_attrs[] = {
static int platform_uevent(struct device *dev, struct kobj_uevent_env *env)
{
struct platform_device *pdev = to_platform_device(dev);
+ int rc;
+
+ /* Some devices have extra OF data and an OF-style MODALIAS */
+ rc = of_device_uevent(dev,env);
+ if (rc != -ENODEV)
+ return rc;
add_uevent_var(env, "MODALIAS=%s%s", PLATFORM_MODULE_PREFIX,
(pdev->id_entry) ? pdev->id_entry->name : pdev->name);
@@ -673,7 +680,11 @@ static int platform_match(struct device *dev, struct device_driver *drv)
struct platform_device *pdev = to_platform_device(dev);
struct platform_driver *pdrv = to_platform_driver(drv);
- /* match against the id table first */
+ /* Attempt an OF style match first */
+ if (of_driver_match_device(dev, drv))
+ return 1;
+
+ /* Then try to match against the id table */
if (pdrv->id_table)
return platform_match_id(pdrv->id_table, pdev) != NULL;