From: Gary Thomas <gary@mlbassoc.com>
To: Boris Todorov <boris.st.todorov@gmail.com>
Cc: linux-media <linux-media@vger.kernel.org>
Subject: Re: omap3isp: BT.656 support
Date: Tue, 18 Oct 2011 10:04:50 -0600 [thread overview]
Message-ID: <4E9DA3A2.3050009@mlbassoc.com> (raw)
In-Reply-To: <CAFYgh7x7LOw493Bvy3ETC9rq8DkDVnj5tL9mEZd4OF6RtNk8yA@mail.gmail.com>
On 2011-10-18 09:53, Boris Todorov wrote:
> On Tue, Oct 18, 2011 at 6:24 PM, Gary Thomas<gary@mlbassoc.com> wrote:
>> On 2011-10-18 09:10, Boris Todorov wrote:
>>>
>>> On Tue, Oct 18, 2011 at 5:49 PM, Gary Thomas<gary@mlbassoc.com> wrote:
>>>>
>>>> On 2011-10-18 08:28, Boris Todorov wrote:
>>>>>
>>>>> I'm using different board.
>>>>
>>>> What board? I would think the architecture of the OMAP3 ISP would
>>>> not change, based on the board?
>>>
>>> It's a custom board with omap3630. ISP is not changed.
>>> When I disable OMAP2_VOUT from defconfig "CCD output" is /dev/video2.
>>
>> I see, I have that option turned off.
>>
>>> But result is the same - yavta sleeps at VIDIOC_DQBUF ioctl
>>
>> How are you configuring the TVP5150? In particular these settings at boot
>> time:
>>
>> static struct isp_v4l2_subdevs_group my_camera_subdevs[] = {
>> {
>> .subdevs = tvp5150_camera_subdevs,
>> .interface = ISP_INTERFACE_PARALLEL,
>> .bus = {
>> .parallel = {
>> .data_lane_shift = 0,
>> .clk_pol = 1,
>> .bt656 = 1,
>> .fldmode = 1,
>> }
>> },
>> },
>> { },
>> };
>
> My settings are:
> .data_lane_shift = 0,
> .clk_pol = 0,
> .hs_pol = 0,
> .vs_pol = 0,
> .fldmode = 1,
> .bt656 = 1,
>
> I tried yours but same result.
> Why did you chose clk_pol=1?
I just copied the settings from the BeagleBoard
Have you had this working before (earlier kernel, etc)?
>
>>
>> This is how you tell the ISP to run in BT656 mode. Without it, it will run
>> using the HS/VS/FID signals (and also in my experience does not work
>> properly)
>>
>>>>
>>>>> According "media-ctl -p":
>>>>>
>>>>> - entity 5: OMAP3 ISP CCDC (3 pads, 9 links)
>>>>> type V4L2 subdev subtype Unknown
>>>>> device node name /dev/v4l-subdev2
>>>>> pad0: Input [UYVY2X8 720x525]
>>>>> <- 'OMAP3 ISP CCP2':pad1 []
>>>>> <- 'OMAP3 ISP CSI2a':pad1 []
>>>>> <- 'tvp5150 3-005c':pad0 [ACTIVE]
>>>>> pad1: Output [UYVY2X8 720x525]
>>>>> -> 'OMAP3 ISP CCDC output':pad0 [ACTIVE]
>>>>> -> 'OMAP3 ISP resizer':pad0 []
>>>>> pad2: Output [UYVY2X8 720x524]
>>>>> -> 'OMAP3 ISP preview':pad0 []
>>>>> -> 'OMAP3 ISP AEWB':pad0 [IMMUTABLE,ACTIVE]
>>>>> -> 'OMAP3 ISP AF':pad0 [IMMUTABLE,ACTIVE]
>>>>> -> 'OMAP3 ISP histogram':pad0 [IMMUTABLE,ACTIVE]
>>>>>
>>>>> - entity 6: OMAP3 ISP CCDC output (1 pad, 1 link)
>>>>> type Node subtype V4L
>>>>> device node name /dev/video4
>>>>> pad0: Input
>>>>> <- 'OMAP3 ISP CCDC':pad1 [ACTIVE]
>>>>>
>>>>>
>>>>> Should be /dev/video4...
>>>>
>>>> Could you send your pipeline setup and full output of 'media-ctl -p'?
>>>
>>> Pipeline setup is:
>>>
>>> $ media-ctl -v -r -l '"tvp5150 3-005c":0->"OMAP3 ISP CCDC":0[1],
>>> "OMAP3 ISP CCDC":1->"OMAP3 ISP CCDC output":0[1]'
>>> $ media-ctl -v --set-format '"tvp5150 3-005c":0 [UYVY2X8 720x525]'
>>> $ media-ctl -v --set-format '"OMAP3 ISP CCDC":0 [UYVY2X8 720x525]'
>>> $ media-ctl -v --set-format '"OMAP3 ISP CCDC":1 [UYVY2X8 720x525]'
>>>
>>> media-ctl output (with /dev/video4):
>>>
>>> $ media-ctl -p
>>> Opening media device /dev/media0
>>> Enumerating entities
>>> Found 16 entities
>>> Enumerating pads and links
>>> Device topology
>>> - entity 1: OMAP3 ISP CCP2 (2 pads, 2 links)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev0
>>> pad0: Input [SGRBG10 4096x4096]
>>> <- 'OMAP3 ISP CCP2 input':pad0 []
>>> pad1: Output [SGRBG10 4096x4096]
>>> -> 'OMAP3 ISP CCDC':pad0 []
>>>
>>> - entity 2: OMAP3 ISP CCP2 input (1 pad, 1 link)
>>> type Node subtype V4L
>>> device node name /dev/video0
>>> pad0: Output
>>> -> 'OMAP3 ISP CCP2':pad0 []
>>>
>>> - entity 3: OMAP3 ISP CSI2a (2 pads, 2 links)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev1
>>> pad0: Input [SGRBG10 4096x4096]
>>> pad1: Output [SGRBG10 4096x4096]
>>> -> 'OMAP3 ISP CSI2a output':pad0 []
>>> -> 'OMAP3 ISP CCDC':pad0 []
>>>
>>> - entity 4: OMAP3 ISP CSI2a output (1 pad, 1 link)
>>> type Node subtype V4L
>>> device node name /dev/video3
>>> pad0: Input
>>> <- 'OMAP3 ISP CSI2a':pad1 []
>>>
>>> - entity 5: OMAP3 ISP CCDC (3 pads, 9 links)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev2
>>> pad0: Input [UYVY2X8 720x525]
>>> <- 'OMAP3 ISP CCP2':pad1 []
>>> <- 'OMAP3 ISP CSI2a':pad1 []
>>> <- 'tvp5150 3-005c':pad0 [ACTIVE]
>>> pad1: Output [UYVY2X8 720x525]
>>> -> 'OMAP3 ISP CCDC output':pad0 [ACTIVE]
>>> -> 'OMAP3 ISP resizer':pad0 []
>>> pad2: Output [UYVY2X8 720x524]
>>> -> 'OMAP3 ISP preview':pad0 []
>>> -> 'OMAP3 ISP AEWB':pad0 [IMMUTABLE,ACTIVE]
>>> -> 'OMAP3 ISP AF':pad0 [IMMUTABLE,ACTIVE]
>>> -> 'OMAP3 ISP histogram':pad0 [IMMUTABLE,ACTIVE]
>>>
>>> - entity 6: OMAP3 ISP CCDC output (1 pad, 1 link)
>>> type Node subtype V4L
>>> device node name /dev/video4
>>> pad0: Input
>>> <- 'OMAP3 ISP CCDC':pad1 [ACTIVE]
>>>
>>> - entity 7: OMAP3 ISP preview (2 pads, 4 links)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev3
>>> pad0: Input [SGRBG10 4096x4096]
>>> <- 'OMAP3 ISP CCDC':pad2 []
>>> <- 'OMAP3 ISP preview input':pad0 []
>>> pad1: Output [YUYV 4082x4088]
>>> -> 'OMAP3 ISP preview output':pad0 []
>>> -> 'OMAP3 ISP resizer':pad0 []
>>>
>>> - entity 8: OMAP3 ISP preview input (1 pad, 1 link)
>>> type Node subtype V4L
>>> device node name /dev/video5
>>> pad0: Output
>>> -> 'OMAP3 ISP preview':pad0 []
>>>
>>> - entity 9: OMAP3 ISP preview output (1 pad, 1 link)
>>> type Node subtype V4L
>>> device node name /dev/video6
>>> pad0: Input
>>> <- 'OMAP3 ISP preview':pad1 []
>>>
>>> - entity 10: OMAP3 ISP resizer (2 pads, 4 links)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev4
>>> pad0: Input [YUYV 4095x4095 (4,6)/4086x4082]
>>> <- 'OMAP3 ISP CCDC':pad1 []
>>> <- 'OMAP3 ISP preview':pad1 []
>>> <- 'OMAP3 ISP resizer input':pad0 []
>>> pad1: Output [YUYV 4096x4095]
>>> -> 'OMAP3 ISP resizer output':pad0 []
>>>
>>> - entity 11: OMAP3 ISP resizer input (1 pad, 1 link)
>>> type Node subtype V4L
>>> device node name /dev/video7
>>> pad0: Output
>>> -> 'OMAP3 ISP resizer':pad0 []
>>>
>>> - entity 12: OMAP3 ISP resizer output (1 pad, 1 link)
>>> type Node subtype V4L
>>> device node name /dev/video8
>>> pad0: Input
>>> <- 'OMAP3 ISP resizer':pad1 []
>>>
>>> - entity 13: OMAP3 ISP AEWB (1 pad, 1 link)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev5
>>> pad0: Input
>>> <- 'OMAP3 ISP CCDC':pad2 [IMMUTABLE,ACTIVE]
>>>
>>> - entity 14: OMAP3 ISP AF (1 pad, 1 link)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev6
>>> pad0: Input
>>> <- 'OMAP3 ISP CCDC':pad2 [IMMUTABLE,ACTIVE]
>>>
>>> - entity 15: OMAP3 ISP histogram (1 pad, 1 link)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev7
>>> pad0: Input
>>> <- 'OMAP3 ISP CCDC':pad2 [IMMUTABLE,ACTIVE]
>>>
>>> - entity 16: tvp5150 3-005c (1 pad, 1 link)
>>> type V4L2 subdev subtype Unknown
>>> device node name /dev/v4l-subdev8
>>> pad0: Output [UYVY2X8 720x525]
>>> -> 'OMAP3 ISP CCDC':pad0 [ACTIVE]
>>>
>>>>
>>>>>
>>>>>
>>>>> On Tue, Oct 18, 2011 at 5:07 PM, Gary Thomas<gary@mlbassoc.com>
>>>>> wrote:
>>>>>>
>>>>>> On 2011-10-18 07:33, Boris Todorov wrote:
>>>>>>>
>>>>>>> Hi
>>>>>>>
>>>>>>> I'm trying to run OMAP + TVP5151 in BT656 mode.
>>>>>>>
>>>>>>> I'm using omap3isp-omap3isp-yuv (git.linuxtv.org/pinchartl/media.git).
>>>>>>> Plus the following patches:
>>>>>>>
>>>>>>> TVP5151:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> https://github.com/ebutera/meta-igep/tree/testing-v2/recipes-kernel/linux/linux-3.0+3.1rc/tvp5150
>>>>>>>
>>>>>>> The latest RFC patches for BT656 support:
>>>>>>>
>>>>>>> Enrico Butera (2):
>>>>>>> omap3isp: ispvideo: export isp_video_mbus_to_pix
>>>>>>> omap3isp: ispccdc: configure CCDC registers and add BT656 support
>>>>>>>
>>>>>>> Javier Martinez Canillas (1):
>>>>>>> omap3isp: ccdc: Add interlaced field mode to platform data
>>>>>>>
>>>>>>>
>>>>>>> I'm able to configure with media-ctl:
>>>>>>>
>>>>>>> media-ctl -v -r -l '"tvp5150 3-005c":0->"OMAP3 ISP CCDC":0[1], "OMAP3
>>>>>>> ISP CCDC":1->"OMAP3 ISP CCDC output":0[1]'
>>>>>>> media-ctl -v --set-format '"tvp5150 3-005c":0 [UYVY2X8 720x525]'
>>>>>>> media-ctl -v --set-format '"OMAP3 ISP CCDC":0 [UYVY2X8 720x525]'
>>>>>>> media-ctl -v --set-format '"OMAP3 ISP CCDC":1 [UYVY2X8 720x525]'
>>>>>>>
>>>>>>> But
>>>>>>> ./yavta -f UYVY -s 720x525 -n 4 --capture=4 -F /dev/video4
>>>>>>>
>>>>>>> sleeps after
>>>>>>> ...
>>>>>>> Buffer 1 mapped at address 0x4021d000.
>>>>>>> length: 756000 offset: 1515520
>>>>>>> Buffer 2 mapped at address 0x402d6000.
>>>>>>> length: 756000 offset: 2273280
>>>>>>> Buffer 3 mapped at address 0x4038f000.
>>>>>>>
>>>>>>> Anyone with the same issue??? This happens with every other v4l test
>>>>>>> app
>>>>>>> I
>>>>>>> used.
>>>>>>> I can see data from TVP5151 but there are no interrupts in ISP.
>>>>>>
>>>>>> Why are you using /dev/video4? The CCDC output is on /dev/video2
--
------------------------------------------------------------
Gary Thomas | Consulting for the
MLB Associates | Embedded world
------------------------------------------------------------
next prev parent reply other threads:[~2011-10-18 16:04 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-18 13:33 omap3isp: BT.656 support Boris Todorov
2011-10-18 14:07 ` Gary Thomas
2011-10-18 14:28 ` Boris Todorov
2011-10-18 14:49 ` Gary Thomas
2011-10-18 15:10 ` Boris Todorov
2011-10-18 15:24 ` Gary Thomas
2011-10-18 15:53 ` Boris Todorov
2011-10-18 16:04 ` Gary Thomas [this message]
2011-10-18 16:14 ` Boris Todorov
2011-10-18 16:24 ` Gary Thomas
2011-10-18 16:31 ` Enrico
2011-10-19 7:01 ` Boris Todorov
2011-10-19 8:28 ` Enrico
2011-10-19 9:03 ` Boris Todorov
2011-10-19 12:40 ` Enrico
2011-10-19 13:06 ` Boris Todorov
2011-10-19 15:56 ` Boris Todorov
2011-10-19 16:26 ` Stefan Herbrechtsmeier
[not found] ` <CAFYgh7xxCM0=hiU9+bFS+qA447wC4+OkCRxv1eonYMgTH7oeEw@mail.gmail.com>
2011-10-20 9:03 ` Stefan Herbrechtsmeier
2011-10-20 12:14 ` Boris Todorov
2011-10-20 14:36 ` Stefan Herbrechtsmeier
2011-10-23 19:15 ` Boris Todorov
2011-10-24 9:47 ` Gary Thomas
2011-10-24 10:33 ` Boris Todorov
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