Em Tue, 28 Oct 2014 22:00:51 -0200
Mauro Carvalho Chehab mche...@osg.samsung.com escreveu:
Em Tue, 28 Oct 2014 21:42:50 -0200
Mauro Carvalho Chehab mche...@osg.samsung.com escreveu:
Before starting with the description, this is the simplified diagram of
a media device (without IR, eeprom
On 10/28/2014 05:42 PM, Mauro Carvalho Chehab wrote:
Hi Shuah,
I'm understanding that you're collecting comments to write a RFC with the
needs by the media token, right?
I'm sending you my contributions to such text. See enclosed.
I suggest to change the subject and submit this on a
Em Wed, 29 Oct 2014 10:06:51 -0600
Shuah Khan shua...@osg.samsung.com escreveu:
On 10/28/2014 05:42 PM, Mauro Carvalho Chehab wrote:
Hi Shuah,
I'm understanding that you're collecting comments to write a RFC with the
needs by the media token, right?
I'm sending you my contributions
On 10/27/2014 06:52 AM, Mauro Carvalho Chehab wrote:
Em Sun, 26 Oct 2014 09:27:40 +0100
Takashi Iwai ti...@suse.de escreveu:
Hmm... this is actually more complex than that. V4L2 driver doesn't
know if ALSA is streaming or not, or even if ALSA device node is opened
while he is touching at
Hi Shuah,
I'm understanding that you're collecting comments to write a RFC with the
needs by the media token, right?
I'm sending you my contributions to such text. See enclosed.
I suggest to change the subject and submit this on a separate thread, after
we finish the review of such document.
Em Tue, 28 Oct 2014 21:42:50 -0200
Mauro Carvalho Chehab mche...@osg.samsung.com escreveu:
Before starting with the description, this is the simplified diagram of
a media device (without IR, eeprom and other beasts):
As reference, a more complete diagram would be:
Em Sun, 26 Oct 2014 09:27:40 +0100
Takashi Iwai ti...@suse.de escreveu:
At Sat, 25 Oct 2014 11:41:15 -0200,
Mauro Carvalho Chehab wrote:
+---+
| start |
+---+
|
|
v
++
On 10/25/2014 04:57 AM, Mauro Carvalho Chehab wrote:
Hi,
Sorry to enter into this thread so late. Last week was a full week, due to the
4 conferences I paticiapated, and last week I needed to fill lots of trip
reports. Also, I have another trip to give two speeches.
Em Tue, 21 Oct 2014
At Sat, 25 Oct 2014 11:41:15 -0200,
Mauro Carvalho Chehab wrote:
(re-sending from my third e-mail - somehow, the two emails I have at
Samsung didn't seem to be delivering to vger.kernel.org today)
Em Wed, 22 Oct 2014 14:26:41 -0500
Pierre-Louis Bossart pierre-louis.boss...@linux.intel.com
(re-sending from my third e-mail - somehow, the two emails I have at
Samsung didn't seem to be delivering to vger.kernel.org today)
Em Wed, 22 Oct 2014 14:26:41 -0500
Pierre-Louis Bossart pierre-louis.boss...@linux.intel.com escreveu:
On 10/21/14, 11:08 AM, Devin Heitmueller wrote:
Sorry,
(re-sending from my other e-mail - somehow, the email I sent via
m.che...@samsung.com doesn't seem to be delivered at vger.kernel.org)
Em Wed, 22 Oct 2014 14:26:41 -0500
Pierre-Louis Bossart pierre-louis.boss...@linux.intel.com escreveu:
On 10/21/14, 11:08 AM, Devin Heitmueller wrote:
Sorry,
Em Wed, 22 Oct 2014 14:26:41 -0500
Pierre-Louis Bossart pierre-louis.boss...@linux.intel.com escreveu:
On 10/21/14, 11:08 AM, Devin Heitmueller wrote:
Sorry, I'm not convinced by that. If the device has to be controlled
exclusively, the right position is the open/close. Otherwise, the
On 10/22/2014 01:45 PM, Devin Heitmueller wrote:
this seems like a feature, not a bug. PulseAudio starts streaming before
clients push any data and likewise keeps sources active even after for some
time after clients stop recording. Closing VLC in your example doesn't
immediately close the
Hi Shuah,
Some notes below...
On 10/21/2014 07:32 PM, Shuah Khan wrote:
On 10/21/2014 10:05 AM, Takashi Iwai wrote:
At Tue, 21 Oct 2014 17:42:51 +0200,
Hans Verkuil wrote:
Quite often media apps open the alsa device at the start and then switch
between TV, radio or DVB mode. If the alsa
On 10/21/14, 11:08 AM, Devin Heitmueller wrote:
Sorry, I'm not convinced by that. If the device has to be controlled
exclusively, the right position is the open/close. Otherwise, the
program cannot know when it becomes inaccessible out of sudden during
its operation.
I can say that I've
this seems like a feature, not a bug. PulseAudio starts streaming before
clients push any data and likewise keeps sources active even after for some
time after clients stop recording. Closing VLC in your example doesn't
immediately close the ALSA device. look for module-suspend-on-idle in your
On 10/16/2014 04:48 PM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:39:14 -0600,
Shuah Khan wrote:
On 10/16/2014 08:16 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:10:52 -0600,
Shuah Khan wrote:
On 10/16/2014 08:01 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 07:10:37 -0600,
Shuah Khan
At Tue, 21 Oct 2014 17:42:51 +0200,
Hans Verkuil wrote:
On 10/16/2014 04:48 PM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:39:14 -0600,
Shuah Khan wrote:
On 10/16/2014 08:16 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:10:52 -0600,
Shuah Khan wrote:
On 10/16/2014 08:01 AM,
Sorry, I'm not convinced by that. If the device has to be controlled
exclusively, the right position is the open/close. Otherwise, the
program cannot know when it becomes inaccessible out of sudden during
its operation.
I can say that I've definitely seen cases where if you configure a
At Tue, 21 Oct 2014 12:08:59 -0400,
Devin Heitmueller wrote:
Sorry, I'm not convinced by that. If the device has to be controlled
exclusively, the right position is the open/close. Otherwise, the
program cannot know when it becomes inaccessible out of sudden during
its operation.
I
On 10/21/2014 10:05 AM, Takashi Iwai wrote:
At Tue, 21 Oct 2014 17:42:51 +0200,
Hans Verkuil wrote:
Quite often media apps open the alsa device at the start and then switch
between TV, radio or DVB mode. If the alsa device would claim the tuner
just by being opened (as opposed to actually
At Sat, 18 Oct 2014 20:49:58 +0200,
Mauro Carvalho Chehab wrote:
Em Thu, 16 Oct 2014 08:59:29 -0600
Shuah Khan shua...@osg.samsung.com escreveu:
On 10/16/2014 08:48 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:39:14 -0600,
Shuah Khan wrote:
On 10/16/2014 08:16 AM, Takashi
Em Thu, 16 Oct 2014 08:59:29 -0600
Shuah Khan shua...@osg.samsung.com escreveu:
On 10/16/2014 08:48 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:39:14 -0600,
Shuah Khan wrote:
On 10/16/2014 08:16 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:10:52 -0600,
Shuah Khan wrote:
On
On 10/14/2014 04:58 PM, Shuah Khan wrote:
[...]
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
+ err = media_get_audio_tkn(subs-dev-dev);
+ if (err == -EBUSY) {
+ dev_info(subs-dev-dev, %s device is busy\n,
+
On 10/16/2014 06:00 AM, Lars-Peter Clausen wrote:
On 10/14/2014 04:58 PM, Shuah Khan wrote:
[...]
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
+err = media_get_audio_tkn(subs-dev-dev);
+if (err == -EBUSY) {
+dev_info(subs-dev-dev, %s device is busy\n,
At Thu, 16 Oct 2014 07:10:37 -0600,
Shuah Khan wrote:
On 10/16/2014 06:00 AM, Lars-Peter Clausen wrote:
On 10/14/2014 04:58 PM, Shuah Khan wrote:
[...]
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
+err = media_get_audio_tkn(subs-dev-dev);
+if (err ==
On 10/16/2014 08:01 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 07:10:37 -0600,
Shuah Khan wrote:
On 10/16/2014 06:00 AM, Lars-Peter Clausen wrote:
On 10/14/2014 04:58 PM, Shuah Khan wrote:
[...]
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
+err =
At Thu, 16 Oct 2014 08:10:52 -0600,
Shuah Khan wrote:
On 10/16/2014 08:01 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 07:10:37 -0600,
Shuah Khan wrote:
On 10/16/2014 06:00 AM, Lars-Peter Clausen wrote:
On 10/14/2014 04:58 PM, Shuah Khan wrote:
[...]
switch (cmd) {
On 10/16/2014 08:16 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:10:52 -0600,
Shuah Khan wrote:
On 10/16/2014 08:01 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 07:10:37 -0600,
Shuah Khan wrote:
On 10/16/2014 06:00 AM, Lars-Peter Clausen wrote:
On 10/14/2014 04:58 PM, Shuah Khan wrote:
At Thu, 16 Oct 2014 08:39:14 -0600,
Shuah Khan wrote:
On 10/16/2014 08:16 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:10:52 -0600,
Shuah Khan wrote:
On 10/16/2014 08:01 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 07:10:37 -0600,
Shuah Khan wrote:
On 10/16/2014 06:00 AM,
On 10/16/2014 08:48 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:39:14 -0600,
Shuah Khan wrote:
On 10/16/2014 08:16 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 08:10:52 -0600,
Shuah Khan wrote:
On 10/16/2014 08:01 AM, Takashi Iwai wrote:
At Thu, 16 Oct 2014 07:10:37 -0600,
Shuah Khan
Change snd_usb_capture_ops trigger to hold audio token prior
starting endpoints for SNDRV_PCM_TRIGGER_START request and
release after stopping endpoints for SNDRV_PCM_TRIGGER_STOP
request. Audio token is released from snd_usb_capture_ops
close interface to cover the case where an application exits
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