[PATCH v2 0/3] drm: Store USB device in struct drm_device
Thomas Zimmermann
tzimmermann at suse.de
Tue Nov 3 11:30:58 UTC 2020
Hi
Am 03.11.20 um 12:09 schrieb Hans de Goede:
> Hi,
>
> On 11/3/20 11:36 AM, Thomas Zimmermann wrote:
>> The drivers gm12u320 and udl operate on USB devices. They leave the PCI
>> device in struct drm_device empty and store the USB device in their own
>> driver structure. It's expected that DRM core and helpers only touch the
>> PCI-device field for actual PCI devices.
>>
>> Fix this special case by upcasting struct drm_device.dev to the USB
>> device. The drivers' udev variables are being removed.
>>
>> v2:
>> * upcast USB device from struct drm_device.dev (Daniel)
>>
>> Thomas Zimmermann (3):
>> drm: Add USB helpers
>> drm/tiny/gm12u320: Retrieve USB device from struct drm_device.dev
>> drm/udl: Retrieve USB device from struct drm_device.dev
>
> Thanks.
>
> The entire series looks good to me:
>
> Reviewed-by: Hans de Goede <hdegoede at redhat.com>
Thanks!
>
> Note you may want to wait with pushing this to drm-misc until the
> first patch gets at least one other review.
Following Daniel's request, I'll drop the first patch and put the helper
into the drivers.
>
> Or at least give others some time to possibly react :)
Sure, I'll merge it later this week.
Best regards
Thomas
>
> Regards,
>
> Hans
>
>
>
>
>>
>> Documentation/gpu/drm-internals.rst | 5 +++
>> drivers/gpu/drm/tiny/gm12u320.c | 52 +++++++++++++----------------
>> drivers/gpu/drm/udl/udl_connector.c | 9 ++---
>> drivers/gpu/drm/udl/udl_drv.c | 3 --
>> drivers/gpu/drm/udl/udl_drv.h | 1 -
>> drivers/gpu/drm/udl/udl_main.c | 25 ++++++++------
>> include/drm/drm_usb_helper.h | 25 ++++++++++++++
>> 7 files changed, 73 insertions(+), 47 deletions(-)
>> create mode 100644 include/drm/drm_usb_helper.h
>>
>> --
>> 2.29.0
>>
>
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>
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer
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