Hi Lucas,
2015-04-07 9:26 GMT+02:00 Lucas Stach <l.stach@xxxxxxxxxxxxxx>:
> Am Sonntag, den 05.04.2015, 20:51 +0200 schrieb Christian Gmeiner:
>> 2015-04-02 17:30 GMT+02:00 Lucas Stach <l.stach@xxxxxxxxxxxxxx>:
>> > Allows userspace to properly synchronize with the GPU when accessing
>> > buffers.
>> >
>> > Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
>> > ---
>> > drivers/staging/etnaviv/etnaviv_gem.c | 18 +++++++++---------
>> > 1 file changed, 9 insertions(+), 9 deletions(-)
>> >
>> > diff --git a/drivers/staging/etnaviv/etnaviv_gem.c b/drivers/staging/etnaviv/etnaviv_gem.c
>> > index 849d5cbb510c..57f3080fb632 100644
>> > --- a/drivers/staging/etnaviv/etnaviv_gem.c
>> > +++ b/drivers/staging/etnaviv/etnaviv_gem.c
>> > @@ -467,28 +467,28 @@ void etnaviv_gem_move_to_inactive(struct drm_gem_object *obj)
>> > int etnaviv_gem_cpu_prep(struct drm_gem_object *obj, uint32_t op,
>> > struct timespec *timeout)
>> > {
>> > -/*
>> > +
>> > struct drm_device *dev = obj->dev;
>> > struct etnaviv_gem_object *etnaviv_obj = to_etnaviv_bo(obj);
>> > -*/
>> > +
>> > int ret = 0;
>> > - /* TODO */
>> > -#if 0
>> > +
>> > if (is_active(etnaviv_obj)) {
>> > uint32_t fence = 0;
>> >
>> > - if (op & MSM_PREP_READ)
>> > + if (op & ETNA_PREP_READ)
>> > fence = etnaviv_obj->write_fence;
>> > - if (op & MSM_PREP_WRITE)
>> > + if (op & ETNA_PREP_WRITE)
>> > fence = max(fence, etnaviv_obj->read_fence);
>> > - if (op & MSM_PREP_NOSYNC)
>> > + if (op & ETNA_PREP_NOSYNC)
>> > timeout = NULL;
>> >
>> > - ret = etnaviv_wait_fence_interruptable(dev, fence, timeout);
>> > + ret = etnaviv_wait_fence_interruptable(dev, etnaviv_obj->gpu,
>> > + fence, timeout);
>> > }
>> >
>> > /* TODO cache maintenance */
>> > -#endif
>> > +
>> > return ret;
>> > }
>> >
>> > --
>> > 2.1.4
>> >
>>
>> looks like a part from
>> https://github.com/austriancoder/linux/commit/0c347857d7eff27834bd82d5485c97c3b16339ce
>>
> Oh, yep. Together with the previous commit this looks like the same
> thing. I would rather leave it as two commits, so it's logically
> separated, but would be happy to hand over authorship of the commits to
> you if you are ok with that.
>
thanks - I am fine with that.
greets
--
Christian Gmeiner, MSc
https://soundcloud.com/christian-gmeiner
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