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drm/xe: skip Kunit tests requiring real hardware when running on UML

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Some tests are meant to run only on real hardware. Skip those,
if no device was found.

Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Mauro Carvalho Chehab 2023-01-20 15:43:58 +01:00 committed by Rodrigo Vivi
parent b3ab1b918e
commit a93bcc3acf
1 changed files with 23 additions and 5 deletions
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28
drivers/gpu/drm/xe/xe_pci.c
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@ -615,16 +615,23 @@ void xe_unregister_pci_driver(void)
}
#if IS_ENABLED(CONFIG_DRM_XE_KUNIT_TEST)
static int dev_to_xe_device_fn(struct device *dev, void *data)
struct kunit_test_data {
int ndevs;
xe_device_fn xe_fn;
};
static int dev_to_xe_device_fn(struct device *dev, void *__data)
{
struct drm_device *drm = dev_get_drvdata(dev);
int (*xe_fn)(struct xe_device *xe) = data;
struct kunit_test_data *data = __data;
int ret = 0;
int idx;
data->ndevs++;
if (drm_dev_enter(drm, &idx))
ret = xe_fn(to_xe_device(dev_get_drvdata(dev)));
ret = data->xe_fn(to_xe_device(dev_get_drvdata(dev)));
drm_dev_exit(idx);
return ret;
@ -645,7 +652,18 @@ static int dev_to_xe_device_fn(struct device *dev, void *data)
*/
int xe_call_for_each_device(xe_device_fn xe_fn)
{
return driver_for_each_device(&xe_pci_driver.driver, NULL,
xe_fn, dev_to_xe_device_fn);
int ret;
struct kunit_test_data data = {
.xe_fn = xe_fn,
.ndevs = 0,
};
ret = driver_for_each_device(&xe_pci_driver.driver, NULL,
&data, dev_to_xe_device_fn);
if (!data.ndevs)
kunit_skip(current->kunit_test, "test runs only on hardware\n");
return ret;
}
#endif