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From: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
To: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>,
	Andrew Davis <afd@ti.com>
Cc: andrzej.kacprowski@linux.intel.com, quic_jhugo@quicinc.com,
	dri-devel@lists.freedesktop.org, tzimmermann@suse.de
Subject: Re: [PATCH v4 3/7] accel/ivpu: Add GEM buffer object management
Date: Mon, 9 Jan 2023 12:47:50 +0100	[thread overview]
Message-ID: <87fe183b-c487-161d-b57b-08c38fd751ab@linux.intel.com> (raw)
In-Reply-To: <20230106132951.GE1586324@linux.intel.com>

Hi,

On 06.01.2023 14:29, Stanislaw Gruszka wrote:
> Hi
> 
> On Thu, Jan 05, 2023 at 12:46:51PM -0600, Andrew Davis wrote:
>> On 12/8/22 5:07 AM, Jacek Lawrynowicz wrote:
>>> Adds four types of GEM-based BOs for the VPU:
>>>    - shmem
>>>    - userptr
>>
>> Do you have some specific need for userptr that would not
>> be covered by prime import + heaps? I'm just trying to get
>> a feel for the typical use-cases for these.
> 
> Honestly, I'm not sure. I think we have use-cases that justify
> adding userptr, but have to check with our team members that
> better understand the requirements.

It would be great if userptr could be replaced by dma-buf heaps.
I will add this to TODO and we will look into this after the driver is merged.

Regards,
Jacek

  reply	other threads:[~2023-01-09 11:48 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-08 11:07 [PATCH v4 0/7] New DRM accel driver for Intel VPU Jacek Lawrynowicz
2022-12-08 11:07 ` [PATCH v4 1/7] accel/ivpu: Introduce a new DRM " Jacek Lawrynowicz
2022-12-14 13:57   ` Oded Gabbay
2022-12-14 15:07     ` Jeffrey Hugo
2022-12-14 18:21       ` Oded Gabbay
2022-12-14 15:39     ` Stanislaw Gruszka
2022-12-20 20:17   ` Oded Gabbay
2022-12-21  8:25     ` Jacek Lawrynowicz
2023-01-05 12:57   ` Daniel Vetter
2023-01-05 16:25     ` Jeffrey Hugo
2023-01-05 17:38       ` Oded Gabbay
2023-01-06  9:28         ` Daniel Vetter
2023-01-06  9:56           ` Stanislaw Gruszka
2023-01-06 10:44             ` Daniel Vetter
2023-01-06 11:43               ` Oded Gabbay
2023-01-11  4:35                 ` Dave Airlie
2023-01-06 12:43               ` Stanislaw Gruszka
2022-12-08 11:07 ` [PATCH v4 2/7] accel/ivpu: Add Intel VPU MMU support Jacek Lawrynowicz
2022-12-12 11:19   ` kernel test robot
2022-12-18  9:13   ` Oded Gabbay
2022-12-19 13:17     ` Jacek Lawrynowicz
2022-12-08 11:07 ` [PATCH v4 3/7] accel/ivpu: Add GEM buffer object management Jacek Lawrynowicz
2022-12-12 15:31   ` kernel test robot
2022-12-18 10:23   ` Oded Gabbay
2022-12-19  8:08     ` Jacek Lawrynowicz
2023-01-05 18:46   ` Andrew Davis
2023-01-06 13:29     ` Stanislaw Gruszka
2023-01-09 11:47       ` Jacek Lawrynowicz [this message]
2023-01-09 18:09         ` Andrew Davis
2023-01-06 10:50   ` Daniel Vetter
2023-01-06 13:22     ` Stanislaw Gruszka
2023-01-06 18:25       ` Daniel Vetter
2023-01-09 12:06         ` Jacek Lawrynowicz
2022-12-08 11:07 ` [PATCH v4 4/7] accel/ivpu: Add IPC driver and JSM messages Jacek Lawrynowicz
2022-12-27 15:34   ` Oded Gabbay
2023-01-03 10:54     ` Jacek Lawrynowicz
2022-12-08 11:07 ` [PATCH v4 5/7] accel/ivpu: Implement firmware parsing and booting Jacek Lawrynowicz
2022-12-08 11:07 ` [PATCH v4 6/7] accel/ivpu: Add command buffer submission logic Jacek Lawrynowicz
2022-12-08 11:07 ` [PATCH v4 7/7] accel/ivpu: Add PM support Jacek Lawrynowicz
2022-12-13 11:36 ` [PATCH v4 8/7] accel/ivpu: Add depend on !UML to Kconfig Stanislaw Gruszka

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