Laurent,
Could you explain the probe and active usage using an example such as
below?
Link1Link2
input sensor - ccdc - video node.
Assume Link2 we can have either format 1 or format 2 for capture.
Thanks.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Pinchart [mailto:laurent.pinch...@ideasonboard.com]
Sent: Monday, July 26, 2010 12:13 PM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; sakari.ai...@maxwell.research.nokia.com
Subject: Re: [SAMPLE v2 04/12] v4l-subdev: Add pads operations
On Friday 23 July 2010 17:56:02 Karicheri
Snip
struct v4l2_format {
enum v4l2_buf_type type;
union {
struct v4l2_pix_format pix; /*
V4L2_BUF_TYPE_VIDEO_CAPTURE */
+ struct v4l2_pix_format_mplane pix_mp; /*
V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
struct
; Mauro Carvalho Chehab; Hans Verkuil; Hadli, Manjunath; Karicheri,
Muralidharan
Subject: [PATCH v3 2/6] davinci vpbe: VPBE display driver
This patch implements the coe functionality of the dislay driver,
mainly controlling the VENC and other encoders, and acting as
the one point interface
; Mauro Carvalho Chehab; Hans Verkuil; Hadli, Manjunath; Karicheri,
Muralidharan
Subject: [PATCH 4/6] davinci vpbe: VENC( Video Encoder) implementation
This patch adds the VENC or the Video encoder, whichis responsible
for the blending of al source planes and timing generation for Video
modes like
-Original Message-
From: Hadli, Manjunath
Sent: Thursday, December 02, 2010 7:39 AM
To: LMML
Cc: dlos; Mauro Carvalho Chehab; Hans Verkuil; Hadli, Manjunath; Karicheri,
Muralidharan
Subject: [PATCH v3 5/6] davinci vpbe: platform specific additions
This patch implements the overall
, Manjunath; Karicheri,
Muralidharan
Subject: [PATCH v3 6/6] davinci vpbe: Build infrastructure for VPBE driver
This patch adds the build infra-structure for Davinci
VPBE dislay driver
Signed-off-by: Manjunath Hadli manjunath.ha...@ti.com
Signed-off-by: Muralidharan Karicheri m-kariche...@ti.com
Manju,
2. Fixed Murali's comments on moving davinci_vpbe_readme.txt to different
patch
different patch or path? My comment was to move the documentation to
Documentation folder. But it is still in it's original path :(
Manjunath Hadli (6):
davinci vpbe: V4L2 display driver for DM644X SoC
Manju,
Could you review the Document? I think it is not updated to reflect
the latest status:
+ Current status:-
+
+ A build tested version of vpbe controller is available.
I guess you have already tested this using the v4l2 driver.
+ v4l2 driver
+- A version is already developed which is
Sergei,
I think the DM644x EVM board changes should be in a separate patch.
Any reason?
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
-Original Message-
From: davinci-linux-open-source-boun...@linux.davincidsp.com
Adding Manjunath Hadli to the list...
Murail
-Original Message-
From: Guennadi Liakhovetski [mailto:g.liakhovet...@gmx.de]
Sent: Tuesday, February 15, 2011 12:34 PM
To: Linux Media Mailing List
Cc: Qing Xu; Hans Verkuil; Neil Johnson; Robert Jarzmik; Uwe Taeubert;
Karicheri
Hi, Guennadi Liakhovetski,
Thanks for your effort to migrate the sensor drivers to sub device framework.
We have interest in mt9t031 and other sensor drivers from Micron since this
peripheral is used in our DM355/DM6446 EVMs as well. I have submitted a set of
patches for our vpfe_capture
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org
Subject: Re: MT9T031 and other similar sub devices...
Hi Murali
On Tue, 19 May 2009, Karicheri, Muralidharan wrote:
Hi, Guennadi Liakhovetski,
Thanks for your effort to migrate the sensor drivers to sub device
framework.
We have
Laurent,
Thanks for reviewing this. I have not gone through all of your comments, but
would like to respond to the following one first. I will respond to the rest as
I do the rework.
I've had a quick look at the DM355 and DM6446 datasheets. The CCDC and VPSS
registers share the same memory
Sergio,
Is it part of the patches Vaibhav others from TI are submitting to open
source ? I know that there is an ongoing effort at TI India to submit the
resizer driver to open source for OMAP3? As per the email exchanges I had with
Vaibhav (TI India) on this, it is part of the ISP module. We
Hi,
1) I want to use v4l2_i2c_new_probed_subdev_addr() to load and probe the
the v4l2 sub-device from my vpfe capture driver. Currently the api's available
doesn't allow setting platform data in the client before the sub-device's probe
is called. I see that there is discussion about adding
Laurent,
See my responses below. I have accepted and modified the code based on your
comments. Few are discussed here for conclusion.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
Phone : 301-515-3736
email: m-kariche...@ti.com
+#include media/tvp514x.h
My first reaction to this is... no. I'm reluctant to have a bunch of
driver specific hooks in the core davinci SoC specific code. I'd much
rather see this stuff kept along with the driver in drivers/media/*
and abstracted as necessary there.
I agree with Kevin on this. arch/* is mostly
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
Phone : 301-515-3736
email: m-kariche...@ti.com
-Original Message-
From: Laurent Pinchart [mailto:laurent.pinch...@skynet.be]
Sent: Friday, June 05, 2009 12:44 PM
To: Karicheri, Muralidharan
Cc: linux
Laurent,
Laurent,
Thanks for reviewing this. See my response below for few comments. Rest of them
I have incorporated into my next patch.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
Phone : 301-515-3736
email: m-kariche...@ti.com
+
+/* register
Hans,
Thanks for looking into this...
1) I want to use v4l2_i2c_new_probed_subdev_addr() to load and probe the
the v4l2 sub-device from my vpfe capture driver. Currently the api's
available doesn't allow setting platform data in the client before the
sub-device's probe is called. I see
Please ignore this, it has wrong series number. I will re-send it soon
email: m-kariche...@ti.com
-Original Message-
From: Karicheri, Muralidharan
Sent: Tuesday, June 09, 2009 2:50 PM
To: linux-media@vger.kernel.org
Cc: davinci-linux-open-sou...@linux.davincidsp.com; Muralidharan
email: m-kariche...@ti.com
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Tuesday, June 09, 2009 5:03 PM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; davinci-linux-open-
sou...@linux.davincidsp.com; Muralidharan Karicheri
Subject: Re: [PATCH RFC
+/*
+ * Some sub-devices are connected to the bridge device through a bus
that + * carries * the clock, vsync, hsync and data. Some interfaces
such as BT.656 + * carries the sync embedded in the data where as
others have separate line + * carrying the sync signals. The structure
20874
Phone : 301-515-3736
email: m-kariche...@ti.com
-Original Message-
From: Karicheri, Muralidharan
Sent: Tuesday, June 09, 2009 2:47 PM
To: linux-media@vger.kernel.org
Cc: davinci-linux-open-sou...@linux.davincidsp.com; Muralidharan Karicheri;
Karicheri, Muralidharan
Subject: [PATCH 0/10
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; davinci-linux-open-
sou...@linux.davincidsp.com; Muralidharan Karicheri
Subject: Re: [PATCH] adding support for setting bus parameters in sub
device
On Tue, 9 Jun 2009, m-kariche...@ti.com wrote:
From: Muralidharan Karicheri a0868
We need
streaming capability in the driver. This is how our driver works
with mt9t031 sensor
raw-bus (10 bit)
vpfe-capture - mt9t031 driver
||
V V
VPFE
Hans,
Great! I look forward for your comments.
Murali Karicheri
email: m-kariche...@ti.com
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Wednesday, June 10, 2009 5:28 PM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; davinci-linux-open-
sou
Why force all platforms to set it if the driver is perfectly capable do
this itself? As I said - this is not a platform-specific feature, it's
chip-specific. What good would it make to have all platforms using
mt9t031 to specify, that yes, the chip can use both falling and rising
pclk edge,
-Philippe François; Karicheri, Muralidharan; davinci-linux-open-
sou...@linux.davincidsp.com; Muralidharan Karicheri; Guennadi Liakhovetski;
linux-media@vger.kernel.org
Subject: Re: mt9t031 (was RE: [PATCH] adding support for setting bus
parameters in sub device)
On 06/11/2009 11:33 AM, Hans Verkuil
- video streaming devices like the davinci videoports where you can hook
up HDTV receivers or FPGAs: here you definitely need a new API to setup
the streaming parameters, and you want to be able to do that from the
application as well. Actually, sensors are also hooked up to these
devices
On Wed, 10 Jun 2009, Karicheri, Muralidharan wrote:
So how do I know what frame-rate I get? Sensor output frame rate depends
on the resolution of the frame, blanking, exposure time etc.
This is not supported.
I am still not clear. You had said in an earlier email that it can support
I am sorry, I do not know how I can explain myself clearer.
Thanks for helping me to understand better :)
Yes, you can stream video with mt9t031.
No, you neither get the framerate measured by the driver nor can you set a
specific framerate. Frames are produced as fast as it goes, depending on
Hi,
I would like to explore what level of support is available in the v4l buffer
exchange mechanism for USERPTR buffer exchange.
In our internal release, we had a hack to support this feature. We use
contiguous buffers in our user ptr hack implementation. The buffers are
allocated in a kernel
This is the version v2 of the patch series. This is the reworked
version of the driver based on comments received against the last
version of the patch.
I'll be glad to see this get to mainline ... it's seeming closer
and closer!
What's the merge plan though? I had hopes for
...@ti.com
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Friday, June 12, 2009 12:18 PM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org
Subject: Re: [PATCH (V2)] TVP514x: Migration to sub-device framework - Is
it approved ???
On Friday 12 June 2009 18:04
+
+struct v4l2_subdev_bus {
+ enum v4l2_subdev_bus_type type;
+ u8 width;
+ /* 0 - active low, 1 - active high */
+ unsigned pol_vsync:1;
+ /* 0 - active low, 1 - active high */
+ unsigned pol_hsync:1;
+ /* 0 - low to high , 1 - high to low */
+
Hans,
Thanks for your review. I will get back to you if I need more
information on your comments.
You have reviewed the following patches in this series...
1,7,8,10
Following are part of this series which requires review as well.
[PATCH 2/10 - v2] ccdc hw device header file for vpfe capture
+ /* set the default image parameters in the device */
+ ret = vpfe_config_image_format(vpfe_dev,
+ vpfe_standards[vpfe_dev-
std_index].std_id);
+ if (ret)
+ goto unlock_out;
Why you check ret value and go to label below?
Probably
=
dm644x_clear_wbl_overflow;
+ else
+ return -ENODEV;
Do you need clean up procedure if you return error here? I mean -
calls to release_mem_region, release_mem_region, etc
Oops! I need to add that. Thanks.
+ spin_lock_init(oper_cfg.vpss_lock);
+
Engineer
Texas Instruments Inc.
Germantown, MD 20874
Phone : 301-515-3736
email: m-kariche...@ti.com
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Monday, June 15, 2009 1:56 PM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; davinci-linux-open-
sou
Hans,
I am not clear about some of your comments. Please see below with a [MK] prefix.
+static int debug;
+static u32 numbuffers = 3;
+static u32 bufsize = (720 * 576 * 2);
+
+module_param(numbuffers, uint, S_IRUGO);
+module_param(bufsize, uint, S_IRUGO);
+module_param(debug, int, 0644);
5:46 PM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; davinci-linux-open-
sou...@linux.davincidsp.com; linux-o...@vger.kernel.org
Subject: Re: Did I miss any other patches or RFCs that need to be reviewed?
On Monday 15 June 2009 20:44:15 Karicheri, Muralidharan wrote:
Hans
Hans,
Thanks for the response.
snip
Polarities have to be set for each side, that's correct. The other
parameters are common for both. Although I can think of scenarios where the
bus width can differ between host and subdev (e.g. subdev sends data on 8
pins and the host captures on 10 with the
Hi Mauro,
[snip]
I'm seeing lots of patches and discussions for OMAP and DaVinci being
handled
at the linux-media Mailing List, as part of the development process of the
open
source drivers.
[MK] I along with Chaithrika are working with Hans Verkuil to get the DaVinci
video drivers added to
Hi,
Any suggestion here?
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
email: m-kariche...@ti.com
-Original Message-
From: linux-media-ow...@vger.kernel.org [mailto:linux-media-
ow...@vger.kernel.org] On Behalf Of Karicheri, Muralidharan
Sent
snip
Can you post your latest proposal for the s_bus op?
I propose a few changes: the name of the struct should be something like
v4l2_bus_settings, the master/slave bit should be renamed to something
like 'host_is_master', and we should have two widths: subdev_width and
host_width.
That way
-
From: Karicheri, Muralidharan
Sent: Wednesday, June 17, 2009 11:44 AM
To: linux-media@vger.kernel.org
Cc: davinci-linux-open-sou...@linux.davincidsp.com; Muralidharan Karicheri;
Karicheri, Muralidharan
Subject: [RFC PATCH] adding support for setting bus parameters in sub
device
From
Hi Hans Mauro,
The v3 version of the DaVici VPFE Capture driver and TVP514x driver has been
sent to the list for review. I expect this to sail through with out any
comments as I have addressed few minor comments from last review. I think Hans
will send you the pull request for these patches.
Hans,
Thanks for taking care of this.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
email: m-kariche...@ti.com
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Friday, June 19, 2009 8:41 AM
To: Alexey Klimov
Cc: Karicheri
snip
+static int dm355_ccdc_init(void)
+{
+ printk(KERN_NOTICE dm355_ccdc_init\n);
+ if (vpfe_register_ccdc_device(ccdc_hw_dev) 0)
+ return -1;
Don't you want to rewrite this to return good error code?
int ret;
printk();
ret =
Hi,
Snip
-/**
+/*
* struct tvp514x_decoder - TVP5146/47 decoder object
- * @v4l2_int_device: Slave handle
- * @tvp514x_slave: Slave pointer which is used by @v4l2_int_device
+ * @sd: Subdevice Slave handle
* @tvp514x_regs: copy of hw's regs with preset values.
* @pdata:
1. How to set different color space or size for input and output buffer
each? It could be solved by adding a set of ioctls to get/set source
image format and size, while the existing v4l2 ioctls would only refer
to the output buffer. Frankly speaking, we don't like this idea.
I think that
Ivan,
There is another use case where there are two Resizer hardware working on
the same input frame and give two different output frames of different
resolution. How do we handle this using the one video device approach you
just described here?
what is the difference?
- you can have only
]
Sent: Monday, October 05, 2009 4:14 PM
To: Karicheri, Muralidharan
Cc: Marek Szyprowski; linux-media@vger.kernel.org;
kyungmin.p...@samsung.com; Tomasz Fujak; Pawel Osciak
Subject: RE: Mem2Mem V4L2 devices [RFC]
Hi,
On Mon, 2009-10-05 at 15:02 -0500, Karicheri, Muralidharan wrote:
1. How
Marek,
As we have seen in the discussion, this is not a streaming device, rather
a transaction/conversion device which operate on a given frame to get a
desired output frame. Each
transaction may have it's own set of configuration context which will be
applied to the hardware
before starting
Marek,
How the hardware is actually designed? I see two possibilities:
1.
[input buffer] --[dma engine] [resizer1] --[dma]- [mem output
buffer1]
\- [resizer2] --[dma]- [mem output
buffer2]
This is the case.
2.
[input buffer] ---[dma engine1]- [resizer1]
Hello,
Here is the version 1.1 of the RFC which will be used for implementing
the video timing APIs in the V4L2 core. Please review and let me know
if I have missed something. Following are the changes incorporated in this
version :-
1) Added width and height parameters in the struct
Hans,
From: Hans Verkuil [hverk...@xs4all.nl]
Sent: Friday, October 09, 2009 10:43 AM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org
Subject: Re: RFC (v1.1): V4L - Support for video timings at the input/output
interface
i Murali,
Reading
Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
email: m-kariche...@ti.com
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Saturday, October 10, 2009 2:39 PM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org
Subject: Re: RFC (v1.1): V4L
Hans,
Well, it is definitely not possible to do it in this manner since changing
the size of struct v4l2_buffer will break the API. Furthermore, something
like
this will only work if the DMA engine can handle strides. Is that the case
for your hardware? I don't think you mentioned what the
...@vger.kernel.org] On Behalf Of Karicheri, Muralidharan
Sent: Thursday, October 15, 2009 10:00 AM
To: Hans Verkuil; Jun Nie
Cc: g.liakhovet...@gmx.de; linux-media
Subject: RE: Support on discontinuous planer buffer and stride
Hans,
Well, it is definitely not possible to do it in this manner since
Acked-by : Muralidharan Karicheri m-kariche...@ti.com
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
phone: 301-407-9583
email: m-kariche...@ti.com
-Original Message-
From: linux-media-ow...@vger.kernel.org [mailto:linux-media-
Acked-by Muralidharan Karicheri m-kariche...@ti.com
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
email: m-kariche...@ti.com
-Original Message-
From: linux-media-ow...@vger.kernel.org [mailto:linux-media-
ow...@vger.kernel.org] On Behalf Of
Kevin,
I would like to wait on this one and re-submit a revised patch. There is a plan
to use sub device model for ccdc driver. So I will re-submit the ccdc drivers
with this change as well as the corresponding platform code.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Vaibhav,
Thanks for the patch. See my comment below.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
phone: 301-407-9583
email: m-kariche...@ti.com
-Original Message-
From: davinci-linux-open-source-boun...@linux.davincidsp.com
, Snehaprabha; Karicheri, Muralidharan; Diego Dompe;
todd.fisc...@ridgerun.com; Grosen, Mark; Linux Media Mailing List
Subject: [PATCH 0/6 v5] Support for TVP7002 in DM365
This series of patches provide support for the TVP7002 decoder in DM365.
Support
includes:
* Inclusion of the chip in v4l2 definitions
Hans,
#defineV4L2_DV_INVALID0x
#define V4L2_DV_480I59_94 0x0001
#define V4L2_DV_480I60 0x0002
#define V4L2_DV_480P23_976 0x0003
#define V4L2_DV_480P24 0x0004
#define V4L2_DV_480P29_97
Hans,
/* timing data values specified by various standards such as BT.1120,
BT.656 etc. */
/* bt.656/bt.1120 timing data */
struct v4l2_bt_timings {
__u32 interlaced;
__u64 pixelclock;
__u32 width, height;
__u32 polarities;
__u32
Hans,
following IOCTLS :-
- verify the new v4l2_input capabilities flag added
- Enumerate available presets using VIDIOC_ENUM_DV_PRESETS
- Set one of the supported preset using VIDIOC_S_DV_PRESET
- Get current preset using VIDIOC_G_DV_PRESET
- Detect current preset using
Kluin [mailto:roel.kl...@gmail.com]
Sent: Monday, October 26, 2009 7:25 AM
To: Mauro Carvalho Chehab; linux-media@vger.kernel.org; Andrew Morton;
Karicheri, Muralidharan
Subject: [PATCH] V4L/DVB: keep index within bound in vpfe_cropcap()
If vpfe_dev-std_index equals ARRAY_SIZE(vpfe_standards
Pawel,
We have been using USERPTR IO in our vpfe capture driver. I also want to
acknowledge the fact that the core layer expects index contrary to API
specs as you have pointed
Even if that was the case though, would an application be supposed to
arbitrarily choose what index to pass? If so,
Acked-by Muralidharan Karicheri m-kariche...@ti.com
Mauro, could you please merge this to your v4l-dvb tree?
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
email: m-kariche...@ti.com
-Original Message-
From: linux-media-ow...@vger.kernel.org
To: Linux Media Mailing List
Cc: Hans Verkuil; Laurent Pinchart; Sakari Ailus; Karicheri, Muralidharan
Subject: [PATCH/RFC 0/9 v2] Image-bus API and accompanying soc-camera
patches
Hi all
As discussed yesterday, we sant to finalise the conversion of soc-camera
to v4l2-subdev. The presented 9 patches
Guennadi,
mt9m111-rect.left = MT9M111_MIN_DARK_COLS;
mt9m111-rect.top = MT9M111_MIN_DARK_ROWS;
diff --git a/drivers/media/video/mt9t031.c b/drivers/media/video/mt9t031.c
index 6966f64..57e04e9 100644
--- a/drivers/media/video/mt9t031.c
+++ b/drivers/media/video/mt9t031.c
Message-
From: Guennadi Liakhovetski [mailto:g.liakhovet...@gmx.de]
Sent: Friday, October 30, 2009 10:02 AM
To: Linux Media Mailing List
Cc: Hans Verkuil; Laurent Pinchart; Sakari Ailus; Karicheri, Muralidharan
Subject: [PATCH/RFC 9/9] mt9t031: make the use of the soc-camera client API
optional
Guennadi,
Thanks for the reply.
+};
+
+static struct soc_camera_ops mt9t031_ops = {
+ .set_bus_param = mt9t031_set_bus_param,
+ .query_bus_param= mt9t031_query_bus_param,
+ .controls = mt9t031_controls,
+ .num_controls =
: Friday, October 30, 2009 4:32 PM
To: Karicheri, Muralidharan
Cc: Linux Media Mailing List; Hans Verkuil; Laurent Pinchart; Sakari Ailus
Subject: RE: [PATCH 2/9] v4l: add new v4l2-subdev sensor operations, use
g_skip_top_lines in soc-camera
On Fri, 30 Oct 2009, Karicheri, Muralidharan wrote
Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
phone: 301-407-9583
email: m-kariche...@ti.com
-Original Message-
From: Guennadi Liakhovetski [mailto:g.liakhovet...@gmx.de]
Sent: Wednesday, November 04, 2009 11:49 AM
To: Karicheri, Muralidharan
Cc: Linux Media
Hi Neil,
Interesting use case. I am thinking of doing the same for
vpfe capture drive and here is what I am thinking of doing.
1) sensor driver MT9P031 configures either full capture(2592x1944)
(No skipping or binning) and video mode (VGA or 480p or any other
resolution through skipping
Hi Laurent,
I have also copied Vaibhav from TI in this email since this is
of interesting to his area of work as well.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
email: m-kariche...@ti.com
Who is working on the CCDC driver for OMAP35xx?
Just for
Hans,
[MK] Could you explain this to me? In my prototype, I had tvp5146 that
implements S_STD and tvp7002 that implements S_PRESET. Since bridge
driver
has all the knowledge about the sub devices and their capabilities, it
can
set the flag for each of the input that it supports (currently I
Texas Instruments Inc.
Germantown, MD 20874
phone: 301-407-9583
email: m-kariche...@ti.com
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Wednesday, November 11, 2009 2:21 AM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; davinci-linux-open-
sou
, Vaibhav
Cc: linux-media@vger.kernel.org; Jadav, Brijesh R; Karicheri, Muralidharan
Subject: Re: [PATCH 6/6] TVP514x:Switch to automode for s_input/querystd
On Tuesday 10 November 2009 06:49:55 Hiremath, Vaibhav wrote:
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl
Inc.
Germantown, MD 20874
phone: 301-407-9583
email: m-kariche...@ti.com
-Original Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Wednesday, November 11, 2009 2:21 AM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; davinci-linux-open-
sou...@linux.davincidsp.com
Hans,
Please see my response below.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
email: m-kariche...@ti.com
I think Santiago based his driver on tvp514x which doesn't update the
register until the chip is ready to stream. Only when STREAMON is called
Hi Mauro,
Is there some instructions on adding new sections in the v4l2 documentation. I
had been struggling yesterday to add my documentation for video timing API. It
is easy to make minor documentation changes. But since I am adding new ioctls,
Looks like I need to create vidioc-xxx.xml
-Original Message-
From: Karicheri, Muralidharan
Sent: Tuesday, November 17, 2009 10:58 AM
To: 'Mauro Carvalho Chehab'
Cc: 'Hans Verkuil'; linux-media@vger.kernel.org
Subject: Help in adding documentation
Hi Mauro,
Is there some instructions on adding new sections in the v4l2 documentation
Mauro,
Thanks for your reply. I made progress after my email. My new file
is being processed by Makefile now. I have some issues with some
tags.
This probably means that videodev2.h has it defined, while you didn't have
Do you mean videodev2.h.xml? I see there videodev2.h under linux/include.
email: m-kariche...@ti.com
-Original Message-
From: Mauro Carvalho Chehab [mailto:mche...@infradead.org]
Sent: Tuesday, November 17, 2009 12:58 PM
To: Karicheri, Muralidharan
Cc: Hans Verkuil; linux-media@vger.kernel.org
Subject: Re: Help in adding documentation
Karicheri, Muralidharan
; Karicheri, Muralidharan; Hiremath, Vaibhav
Subject: [PATCH] VPFE Capture: Add call back function for interrupt clear
to vpfe_cfg
From: Vaibhav Hiremath hvaib...@ti.com
For the devices like AM3517, it is expected that driver clears the
interrupt in ISR. Since this is device spcific, callback function
To: linux-media@vger.kernel.org
Cc: hverk...@xs4all.nl; Karicheri, Muralidharan; Hiremath, Vaibhav
Subject: [PATCH] Davinci VPFE Capture: Add Suspend/Resume Support
From: Vaibhav Hiremath hvaib...@ti.com
Validated on AM3517 Platform.
Signed-off-by: Vaibhav Hiremath hvaib...@ti.com
---
drivers/media
: Wednesday, November 18, 2009 10:36 AM
To: Karicheri, Muralidharan; linux-media@vger.kernel.org
Cc: hverk...@xs4all.nl
Subject: RE: [PATCH] Davinci VPFE Capture: Add Suspend/Resume Support
-Original Message-
From: Karicheri, Muralidharan
Sent: Wednesday, November 18, 2009 8:55 PM
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
phone: 301-407-9583
email: m-kariche...@ti.com
-Original Message-
From: Hiremath, Vaibhav
Sent: Wednesday, November 18, 2009 11:52 AM
To: Karicheri, Muralidharan; linux-media@vger.kernel.org
Cc: hverk
I will be sending the patch for documentation today.
FYI.
Murali Karicheri
Software Design Engineer
Texas Instruments Inc.
Germantown, MD 20874
email: m-kariche...@ti.com
-Original Message-
From: Karicheri, Muralidharan
Sent: Wednesday, November 18, 2009 12:04 PM
To: linux-media
Texas Instruments Inc.
Germantown, MD 20874
phone: 301-407-9583
email: m-kariche...@ti.com
-Original Message-
From: Mauro Carvalho Chehab [mailto:mche...@infradead.org]
Sent: Tuesday, November 17, 2009 12:58 PM
To: Karicheri, Muralidharan
Cc: Hans Verkuil; linux-media@vger.kernel.org
Subject
Message-
From: Hans Verkuil [mailto:hverk...@xs4all.nl]
Sent: Wednesday, November 18, 2009 1:09 PM
To: Karicheri, Muralidharan
Cc: linux-media@vger.kernel.org; davinci-linux-open-
sou...@linux.davincidsp.com
Subject: Re: [PATCH v2] V4L - Adding Digital Video Timings APIs
On Wednesday 18 November
Hans,
Thanks for doing the 64-bit test. I will incorporate
the below comments along with the other comments and will
post v3 of the patch with you included in the sign off.
Regards,
Murali
I did some quick 64-bit tests and discovered that we need to add the packed
attribute to struct
Carvalho Chehab [mailto:mche...@infradead.org]
Sent: Wednesday, November 18, 2009 2:48 PM
To: Karicheri, Muralidharan
Cc: Hans Verkuil; linux-media@vger.kernel.org
Subject: Re: Help in adding documentation
Karicheri, Muralidharan wrote:
Mauro,
Is there specific way to create patch
Randy,
Thanks for your comments...
Make sure that these ioctls (range) are added to/included in
Documentation/ioctl/ioctl-number.txt .
There is separate document for v4l2 APIs. These ioctls are
added to that (See my patch with similar title)
Hm, are those supposed to be small 'v' instead of
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