[U-Boot] u-boot-usb/master sandbox unit test failure

[Stephen Warren]

On 09/25/2017 11:11 AM, Stephen Warren wrote:
> On 09/25/2017 10:40 AM, Marek Vasut wrote:
>> On 09/25/2017 06:13 PM, Stephen Warren wrote:
>>> Marek,
>>
>> +CC Bin
>>
>> I will drop the xhci patchset and hope to get a fixed one from him.
> 
> The latest branch content (0184c6fb34b4 "usb: dwc2: Align size of 
> invalidating dcache before starting DMA") passes the tests.
> 
>>> The latest u-boot-usb master branch breaks the following unit tests for
>>> the sandbox target (as run by test/py):

However, the problem has re-appeared today.

>>> 8 failed
>>> ... test_ut[ut_dm_blk_usb]
>>> ... test_ut[ut_dm_usb_flash]
>>> ... test_ut[ut_dm_usb_keyb]
>>> ... test_ut[ut_dm_usb_multi]
>>> ... test_ut[ut_dm_usb_remove]
>>> ... test_ut[ut_dm_usb_tree]
>>> ... test_ut[ut_dm_usb_tree_remove]
>>> ... test_ut[ut_dm_usb_tree_reorder]
>>>
>>> The first failure is:
>>>
>>>> => ut dm blk_usb
>>>> Test: dm_test_blk_usb: blk.c
>>>> USB0:   scanning bus 1 for devices... usb_setup_descriptor: invalid
>>>> max packet size
>>>> failed, error -5
>>>> /var/lib/jenkins/workspace/u-boot-denx_uboot_usb-master-build/src/u-boot/test/dm/blk.c:78, 
>>>>
>>>> dm_test_blk_usb(): 0 == uclass_get_device(UCLASS_MASS_STORAGE, 0,
>>>> &usb_dev): Expected 0, got -19
>>>> Test: dm_test_blk_usb: blk.c (flat tree)
>>>> USB0:   scanning bus 1 for devices... usb_setup_descriptor: invalid
>>>> max packet size
>>>> failed, error -5
>>>> /var/lib/jenkins/workspace/u-boot-denx_uboot_usb-master-build/src/u-boot/test/dm/blk.c:78, 
>>>>
>>>> dm_test_blk_usb(): 0 == uclass_get_device(UCLASS_MASS_STORAGE, 0,
>>>> &usb_dev): Expected 0, got -19
>>>> Failures: 2
>>>
>>> The others all look essentially the same.
>>>
>>> It looks like this was introduced sometime on Saturday (US time,
>>> ignoring my Jenkins polling delay), and the two subsequent pushes on
>>> Sunday and Monday didn't solve this.