From: Dave Airlie <airlied@gmail.com>
To: "Marc-André Lureau" <marcandre.lureau@gmail.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>, QEMU <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] virtio-gpu: cursor update not in sync with resource update
Date: Tue, 15 Sep 2015 07:18:38 +1000 [thread overview]
Message-ID: <CAPM=9txTSEM4rODq+5Qusx9y2M18eTP8+3ba5aG4rOqg7PjJFw@mail.gmail.com> (raw)
In-Reply-To: <CAJ+F1CJpdDuK_p11mcposfSoHfGpr3UBYx-EAXQ4_9jREFAp0g@mail.gmail.com>
On 15 September 2015 at 07:14, Marc-André Lureau
<marcandre.lureau@gmail.com> wrote:
> Hi
>
> On Mon, Sep 14, 2015 at 11:08 PM, Dave Airlie <airlied@gmail.com> wrote:
>> Currently the kernel driver does this:
>>
>> ret = virtio_gpu_cmd_transfer_to_host_2d(vgdev, qobj->hw_res_handle, 0,
>> cpu_to_le32(64),
>> cpu_to_le32(64),
>> 0, 0, &fence);
>> if (!ret) {
>> reservation_object_add_excl_fence(qobj->tbo.resv,
>> &fence->f);
>> virtio_gpu_object_wait(qobj, false);
>> }
>>
>> before moving the cursor, shouldn't that suffice?
>>
>> Do we fail the transfer sometimes?
>
>
> That's apparently not in Gerd tree.
Interesting, I'm not sure where this got lost,
I had it in my clone of Gerd's tree from a while back.
Dave.
next prev parent reply other threads:[~2015-09-14 21:18 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-14 12:40 [Qemu-devel] virtio-gpu: cursor update not in sync with resource update Marc-André Lureau
2015-09-14 14:06 ` Gerd Hoffmann
2015-09-14 15:17 ` Marc-André Lureau
2015-09-14 21:08 ` Dave Airlie
2015-09-14 21:14 ` Marc-André Lureau
2015-09-14 21:18 ` Dave Airlie [this message]
2015-09-15 6:20 ` Gerd Hoffmann
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