redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

Revert "base/platform: Remove code duplication" 

This reverts commit 6d9d4b1469 as it
breaks working machines.

Cc: Rob Herring <robh@kernel.org>
Cc: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Greg Kroah-Hartman 2015-06-10 08:36:50 -07:00
parent 987aec39a7
commit 8b2dcebae3
1 changed files with 35 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

60
drivers/base/platform.c
View File

@ -298,25 +298,6 @@ int platform_device_add_data(struct platform_device *pdev, const void *data,
}
EXPORT_SYMBOL_GPL(platform_device_add_data);
static void platform_device_cleanout(struct platform_device *pdev, int n_res)
{
int i;
if (pdev->id_auto) {
ida_simple_remove(&platform_devid_ida, pdev->id);
pdev->id = PLATFORM_DEVID_AUTO;
}
for (i = 0; i < n_res; i++) {
struct resource *r = &pdev->resource[i];
unsigned long type = resource_type(r);
if ((type == IORESOURCE_MEM || type == IORESOURCE_IO) &&
r->parent)
release_resource(r);
}
}
/**
* platform_device_add - add a platform device to device hierarchy
* @pdev: platform device we're adding
@ -390,8 +371,23 @@ int platform_device_add(struct platform_device *pdev)
dev_name(&pdev->dev), dev_name(pdev->dev.parent));
ret = device_add(&pdev->dev);
if (ret)
platform_device_cleanout(pdev, i);
if (ret == 0)
return ret;
/* Failure path */
if (pdev->id_auto) {
ida_simple_remove(&platform_devid_ida, pdev->id);
pdev->id = PLATFORM_DEVID_AUTO;
}
while (--i >= 0) {
struct resource *r = &pdev->resource[i];
unsigned long type = resource_type(r);
if ((type == IORESOURCE_MEM || type == IORESOURCE_IO) &&
r->parent)
release_resource(r);
}
return ret;
}
@ -407,11 +403,25 @@ EXPORT_SYMBOL_GPL(platform_device_add);
*/
void platform_device_del(struct platform_device *pdev)
{
if (!pdev)
return;
int i;
device_del(&pdev->dev);
platform_device_cleanout(pdev, pdev->num_resources);
if (pdev) {
device_del(&pdev->dev);
if (pdev->id_auto) {
ida_simple_remove(&platform_devid_ida, pdev->id);
pdev->id = PLATFORM_DEVID_AUTO;
}
for (i = 0; i < pdev->num_resources; i++) {
struct resource *r = &pdev->resource[i];
unsigned long type = resource_type(r);
if ((type == IORESOURCE_MEM || type == IORESOURCE_IO) &&
r->parent)
release_resource(r);
}
}
}
EXPORT_SYMBOL_GPL(platform_device_del);