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From: Mike Isely <isely@pobox.com>
Priority: normal
Signed-off-by: Mike Isely <isely@pobox.com>
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From: Mike Isely <isely@pobox.com>
This is the first step in the effort to move the pvrusb2 driver over
to using the v4l2-subdev framework. This commit involves mainly
splitting apart pvrusb2-i2c-core - part of it is the driver's I2C
adapter driver and the rest is the old i2c module handling logic. The
i2c module handling junk is moved out to pvrusb2-i2c-track and various
header references are correspondingly updated. Yes, this patch has a
huge pile of checkpatch complaints, but I'm NOT going to fix any of
it. Why? First, I'm moving a large chunk of existing code and I'm
not going to spend time adjusting it to match someone's idea of coding
style. Second, in the end I expect all that moved code to go away by
the time the rework is done so wasting time on it now to adhere to the
standard is in the end a large waste of time.
Priority: normal
Signed-off-by: Mike Isely <isely@pobox.com>
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From: Mike Isely <isely@pobox.com>
It appears that various v4l-dvb drivers are changing to require
explicit initialization before use. This change to the pvrusb2 driver
implements an automatic issuance of VIDIOC_INT_INIT when a module is
bound to the driver, thus conforming to the new behavior.
Priority: normal
Signed-off-by: Mike Isely <isely@pobox.com>
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From: vdb128@picaros.org <vdb128@picaros.org>
Implement pvrusb2 driver plumbing to support cropping. Submitted by a
pvrusb2 user.
Priority: normal
Signed-off-by: Mike Isely <isely@pobox.com>
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From: Mike Isely <isely@pobox.com>
Signed-off-by: Mike Isely <isely@pobox.com>
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From: Trent Piepho <xyzzy@speakeasy.org>
Add -include linux/version.h to the cflags. Now code can have backward
compatibility test without including compat.h first.
Linux headers included from compat.h are removed, so that code will get
the same headers when compiling in v4l-dvb as it does in the kernel.
Many drivers have compat.h moved to the end of their include list, as
this lets compat.h do things it can't do at the beginning. Such as test
of something is defined to include compat code, or to put a wrapper
around a function without changing the function's name.
Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
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From: Mike Isely <isely@pobox.com>
Audio mode changes are not private to the audio chip - other I2C
modules need to see this as well. And since the command in question
is VIDIOC_S_TUNER which is a standard v4l2 command, we really should
be broadcasting it out. This change sets up a broadcast pathway for
VIDIOC_S_TUNER and also eliminates the now redundant code from the
audio chip handler.
This fix enables stereo reception for the FM radio
Signed-off-by: Mike Isely <isely@pobox.com>
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From: Mike Isely <isely@pobox.com>
Clean up use of VIDIOC_G_TUNER; we now correctly gather info from all
the I2C client modules. Also abide by V4L2_TUNER_CAP_LOW
appropriately.
Signed-off-by: Mike Isely <isely@pobox.com>
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From: Pantelis Koukousoulas <pakt223@freemail.gr>
This is the logic that supports switching modes via e.g.,
echo radio > /sys/class/pvrusb2/sn-*/ctl_input/cur_val.
To do the mode switching we need to a) broadcast AUDC_SET_RADIO and
b) issue the CX2341X_ENC_MUTE_VIDEO command to the encoder. The first is
done by adding a new pvr2_i2c_op and having it trigger on input change,
the second by adding this command in pvr2_encoder_start() and requesting
an encoder restart on input change by setting stale_subsys_mask appropriately.
The clues about AUDC_SET_RADIO and CX2341X_ENC_MUTE_VIDEO were kindly provided
by Hans Verkuil on the pvrusb2 mailing list. The idea to implement mode
switching this way (on input change) is due to Mike Isely.
Why AUDC_SET_RADIO/VIDIOC_S_STD are used for switching? I can 't be sure, but
I think this can be traced to a cornell student being the first to implement
radio support in ivtv "as a different standard". I think the rest just evolved
from there (it 's in the ivtv ML archives).
--Pantelis
Signed-off-by: Pantelis Koukousoulas <pakt223@freemail.gr>
Signed-off-by: Mike Isely <isely@pobox.com>
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From: Mike Isely <isely@pobox.com>
Code in pvrusb2 which issues stream on/off commands was previously in
a place specific to the saa7115. This change moves that function to a
place where it can be used for other things (like controlling a future
cx25840).
Signed-off-by: Mike Isely <isely@pobox.com>
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From: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
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