On 07/13/2012 12:09 PM, Inki Dae wrote:
>
>> -Original Message-
>> From: Prathyush K [mailto:prathyush.k at samsung.com]
>> Sent: Wednesday, July 11, 2012 6:40 PM
>> To: dri-devel at lists.freedesktop.org
>> Cc: prathyush at chromium.org; m.szyprowski at samsung.com;
> inki.dae at
On 07/13/2012 12:09 PM, Inki Dae wrote:
-Original Message-
From: Prathyush K [mailto:prathyus...@samsung.com]
Sent: Wednesday, July 11, 2012 6:40 PM
To: dri-devel@lists.freedesktop.org
Cc: prathy...@chromium.org; m.szyprow...@samsung.com;
inki@samsung.com;
From: Subash Patel <subash...@samsung.com>
dma_buf_map_attachment() can return NULL and valid sg as return
value. Hence the check for the returned scatter-gather must be using
the inline function IS_ERR_OR_NULL() in place of IS_ERR()
Change-Id: I33218480e220f6a26a1e726b336bf533a95363de
From: Subash Patel <subash...@samsung.com>
exynos_pages_to_sg() internally calls sg_kmalloc() which can return
no pages when the system is under high memory crunch. One such instance
is chromeos-install in the chromeos. This patch adds check for the return
value of the function in s
From: Subash Patel <subash...@samsung.com>
This patch series is split and re-send of my original patch, after request
from Inki Dae.
Below two patches add the required error checks in drm dmabuf when the
system fails to allocate pages for the scatter-gather. This is very rare
sit
From: Subash Patel <subash...@samsung.com>
dma_buf_map_attachment() can return NULL and valid sg as return
value. Hence the check for the returned scatter-gather must be using
the inline function IS_ERR_OR_NULL() in place of IS_ERR()
Change-Id: I33218480e220f6a26a1e726b336bf533a95363de
From: Subash Patel <subash...@samsung.com>
exynos_pages_to_sg() internally calls sg_kmalloc() which can return
no pages when the system is under high memory crunch. One such instance
is chromeos-install in the chromeos. This patch adds check for the return
value of the function in s
From: Subash Patel subash...@samsung.com
exynos_pages_to_sg() internally calls sg_kmalloc() which can return
no pages when the system is under high memory crunch. One such instance
is chromeos-install in the chromeos. This patch adds check for the return
value of the function in subject to return
From: Subash Patel subash...@samsung.com
dma_buf_map_attachment() can return NULL and valid sg as return
value. Hence the check for the returned scatter-gather must be using
the inline function IS_ERR_OR_NULL() in place of IS_ERR()
Change-Id: I33218480e220f6a26a1e726b336bf533a95363de
Signed-off
From: Subash Patel subash...@samsung.com
This patch series is split and re-send of my original patch, after request
from Inki Dae.
Below two patches add the required error checks in drm dmabuf when the
system fails to allocate pages for the scatter-gather. This is very rare
situation, and occurs
From: Subash Patel subash...@samsung.com
exynos_pages_to_sg() internally calls sg_kmalloc() which can return
no pages when the system is under high memory crunch. One such instance
is chromeos-install in the chromeos. This patch adds check for the return
value of the function in subject to return
From: Subash Patel subash...@samsung.com
dma_buf_map_attachment() can return NULL and valid sg as return
value. Hence the check for the returned scatter-gather must be using
the inline function IS_ERR_OR_NULL() in place of IS_ERR()
Change-Id: I33218480e220f6a26a1e726b336bf533a95363de
Signed-off
Hi Olof,
I will then rework this patch commit message and send it. I will copy
Samsung-soc list (dri-devel is already in copy)
Regards,
Subash
On 06/22/2012 05:47 PM, Olof Johansson wrote:
Hi,
On Fri, Jun 22, 2012 at 5:41 PM, Subash Patel subas...@gmail.com
mailto:subas...@gmail.com wrote
From: Subash Patel subash...@samsung.com
exynos_pages_to_sg() internally calls sg_kmalloc() which can return
no pages when the system is under high memory crunch. One such instance
is chromeos-install in the chromeos. This patch adds check for the return
value of the function in subject to return
From: Subash Patel <subash...@samsung.com>
exynos_pages_to_sg() internally calls sg_kmalloc() which can return
no pages when the system is under high memory crunch. One such instance
is chromeos-install in the chromeos. This patch adds check for the return
value of the function in s
Hi Olof,
I will then rework this patch commit message and send it. I will copy
Samsung-soc list (dri-devel is already in copy)
Regards,
Subash
On 06/22/2012 05:47 PM, Olof Johansson wrote:
> Hi,
>
> On Fri, Jun 22, 2012 at 5:41 PM, Subash Patel <mailto:subashrp at gmail
From: Subash Patel <subash...@samsung.com>
exynos_pages_to_sg() internally calls sg_kmalloc() which can return
no pages when the system is under high memory crunch. One such instance
is chromeos-install in the chromeos. This patch adds check for the return
value of the function in s
Hi Laurent, Tomasz,
On 06/10/2012 11:28 PM, Laurent Pinchart wrote:
Hi Tomasz,
On Friday 08 June 2012 16:31:31 Tomasz Stanislawski wrote:
Hi Laurent and Subash,
I confirm the issue found by Subash. The function vb2_dc_kaddr_to_pages does
fail for some occasions. The failures are rather
Hi Laurent, Tomasz,
On 06/10/2012 11:28 PM, Laurent Pinchart wrote:
> Hi Tomasz,
>
> On Friday 08 June 2012 16:31:31 Tomasz Stanislawski wrote:
>> Hi Laurent and Subash,
>>
>> I confirm the issue found by Subash. The function vb2_dc_kaddr_to_pages does
>> fail for some occasions. The failures are
. Hence I created a patch(attached) which is based on
[1] series. One can apply it for using your present patch-set in the
meantime.
Regards,
Subash
[1] http://www.spinics.net/lists/kernel/msg1343092.html
From f9b2eace2eef0038a1830e5e6dd55f3bb6017e1a Mon Sep 17 00:00:00 2001
From: Subash Patel
Hello Tomasz,
On 06/07/2012 06:06 AM, Laurent Pinchart wrote:
> Hi Tomasz,
>
> On Wednesday 06 June 2012 13:56:42 Tomasz Stanislawski wrote:
>> On 06/06/2012 10:06 AM, Laurent Pinchart wrote:
>>> On Wednesday 23 May 2012 15:07:27 Tomasz Stanislawski wrote:
This patch adds the setup of sglist
, the later call was temporary patch until dma-mapping author
finalizes the implementation of dma_get_sgtable(). One can use this patch to use
this vb2 patch-set for his/her work in the meantime.
Signed-off-by: Subash Patel
---
drivers/media/video/videobuf2-dma-contig.c | 53
Hello Tomasz, Laurent,
I have printed some logs during the dmabuf export and attach for the SGT
issue below. Please find it in the attachment. I hope it will be useful.
Regards,
Subash
On 05/08/2012 04:45 PM, Subash Patel wrote:
> Hi Laurent,
>
> On 05/08/2012 02:44 PM, Laurent Pinch
Hi Laurent,
On 05/08/2012 02:44 PM, Laurent Pinchart wrote:
Hi Subash,
On Monday 07 May 2012 20:08:25 Subash Patel wrote:
Hello Thomasz, Laurent,
I found an issue in the function vb2_dc_pages_to_sgt() below. I saw that
during the attach, the size of the SGT and size requested mis-matched
Hello Tomasz, Laurent,
I have printed some logs during the dmabuf export and attach for the SGT
issue below. Please find it in the attachment. I hope it will be useful.
Regards,
Subash
On 05/08/2012 04:45 PM, Subash Patel wrote:
Hi Laurent,
On 05/08/2012 02:44 PM, Laurent Pinchart wrote
Hi Thomasz,
I have extended the MFC-FIMC testcase posted by Kamil sometime ago to
sanity test the UMM patches. This test is multi-threaded(further
explanation for developers who may not have seen it yet), where thread
one parses the encoded stream and feeds into the codec IP driver(aka
MFC
Hello Thomasz, Laurent,
I found an issue in the function vb2_dc_pages_to_sgt() below. I saw that
during the attach, the size of the SGT and size requested mis-matched
(by atleast 8k bytes). Hence I made a small correction to the code as
below. I could then attach the importer properly.
Hi Thomasz,
I have extended the MFC-FIMC testcase posted by Kamil sometime ago to
sanity test the UMM patches. This test is multi-threaded(further
explanation for developers who may not have seen it yet), where thread
one parses the encoded stream and feeds into the codec IP driver(aka
MFC
Hello Thomasz, Laurent,
I found an issue in the function vb2_dc_pages_to_sgt() below. I saw that
during the attach, the size of the SGT and size requested mis-matched
(by atleast 8k bytes). Hence I made a small correction to the code as
below. I could then attach the importer properly.
On 04/02/2012 02:11 PM, Daniel Vetter wrote:
> On Mon, Apr 02, 2012 at 12:40:39PM +0900, Kyungmin Park wrote:
>> On Mon, Apr 2, 2012 at 12:34 AM, Rob Clark wrote:
>>> On Sat, Mar 31, 2012 at 6:58 PM, Linus Torvalds
>>> wrote:
- drm dma-buf prime support. Dave Airlie sent me the pull
On 04/02/2012 02:11 PM, Daniel Vetter wrote:
On Mon, Apr 02, 2012 at 12:40:39PM +0900, Kyungmin Park wrote:
On Mon, Apr 2, 2012 at 12:34 AM, Rob Clarkrob.cl...@linaro.org wrote:
On Sat, Mar 31, 2012 at 6:58 PM, Linus Torvalds
torva...@linux-foundation.org wrote:
- drm dma-buf prime
Hello Thomasz, Marek,
I found an issue with below patch. Please read below.
On 03/13/2012 03:47 PM, Tomasz Stanislawski wrote:
This patch combines updates and fixes to dma-contig allocator.
Moreover the allocator code was refactored.
The most important changes are:
- functions were reordered
-
Hi Thomasz,
On 03/22/2012 04:46 PM, Laurent Pinchart wrote:
Hi Tomasz,
Thanks for the patch.
On Tuesday 13 March 2012 11:17:02 Tomasz Stanislawski wrote:
This patch adds extension to V4L2 api. It allow to export a mmap buffer as
file descriptor. New ioctl VIDIOC_EXPBUF is added. It takes a
Hi Laurent,
On 03/22/2012 08:12 PM, Laurent Pinchart wrote:
Hi Tomasz,
On Thursday 22 March 2012 14:36:33 Tomasz Stanislawski wrote:
Hi Laurent,
Thank you very much for your comments and question.
They were very useful.
You're welcome.
Please refer to the comments below.
On 03/22/2012
On 03/22/2012 07:37 PM, Laurent Pinchart wrote:
Hi Subash,
On Thursday 22 March 2012 19:27:01 Subash Patel wrote:
On 03/22/2012 04:46 PM, Laurent Pinchart wrote:
On Tuesday 13 March 2012 11:17:02 Tomasz Stanislawski wrote:
[snip]
diff --git a/include/linux/videodev2.h b/include/linux
On 03/22/2012 07:37 PM, Laurent Pinchart wrote:
> Hi Subash,
>
> On Thursday 22 March 2012 19:27:01 Subash Patel wrote:
>> On 03/22/2012 04:46 PM, Laurent Pinchart wrote:
>>> On Tuesday 13 March 2012 11:17:02 Tomasz Stanislawski wrote:
>
> [snip]
>
>>>
Hi Laurent,
On 03/22/2012 08:12 PM, Laurent Pinchart wrote:
> Hi Tomasz,
>
> On Thursday 22 March 2012 14:36:33 Tomasz Stanislawski wrote:
>> Hi Laurent,
>> Thank you very much for your comments and question.
>> They were very useful.
>
> You're welcome.
>
>> Please refer to the comments below.
Hi Thomasz,
On 03/22/2012 04:46 PM, Laurent Pinchart wrote:
> Hi Tomasz,
>
> Thanks for the patch.
>
> On Tuesday 13 March 2012 11:17:02 Tomasz Stanislawski wrote:
>> This patch adds extension to V4L2 api. It allow to export a mmap buffer as
>> file descriptor. New ioctl VIDIOC_EXPBUF is added.
Hello Thomasz, Marek,
I found an issue with below patch. Please read below.
On 03/13/2012 03:47 PM, Tomasz Stanislawski wrote:
> This patch combines updates and fixes to dma-contig allocator.
> Moreover the allocator code was refactored.
> The most important changes are:
> - functions were
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