On 15.03.2018 15:42, Dmitry Osipenko wrote:
> On 15.03.2018 13:29, Thierry Reding wrote:
>> On Thu, Mar 15, 2018 at 04:00:24AM +0300, Dmitry Osipenko wrote:
>>> Keep old 'dependent' state of unaffected planes, this way new state takes
>>> into account current state of unaffected planes.
>>>
>>> Fixes: ebae8d07435a ("drm/tegra: dc: Implement legacy blending")
>>> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
>>> ---
>>> drivers/gpu/drm/tegra/plane.c | 15 ++++++---------
>>> 1 file changed, 6 insertions(+), 9 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/tegra/plane.c b/drivers/gpu/drm/tegra/plane.c
>>> index fc37dcf8c458..3c0cb6a04c66 100644
>>> --- a/drivers/gpu/drm/tegra/plane.c
>>> +++ b/drivers/gpu/drm/tegra/plane.c
>>> @@ -287,13 +287,11 @@ unsigned int tegra_plane_format_adjust(unsigned int opaque)
>>> return opaque;
>>> }
>>>
>>> -unsigned int tegra_plane_get_overlap_index(struct tegra_plane *plane,
>>> - struct tegra_plane *other)
>>> +static unsigned int tegra_plane_get_overlap_index(struct tegra_plane *plane,
>>> + struct tegra_plane *other)
>>
>> I'd prefer this to be a separate patch to keep the diff down to make
>> this easier to apply to v4.16. I can do that when I apply, no need to
>> resend.
>
> Okay. But now I'm thinking that it's probably not really worth to backport this
> patch at all because it doesn't fix blending entirely, but only makes it good
> enough to show cursor plane properly. I'll send V2.
Ah, didn't notice that I don't have to re-send. I've spotted other problem in
the patch, so will just send V2 ;)
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