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path: root/drivers/media/video/pvrusb2
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2010-04-07device_attributes: add sysfs_attr_init() for dynamic attributesWolfram Sang
Made necessary by 6992f5334995af474c2b58d010d08bc597f0f2fe ("sysfs: Use one lockdep class per sysfs attribute"). Prevents further "key xxx not in .data" bug-reports. Although some attributes could probably be converted to static ones, this is left for people having hardware to test. Found by this semantic patch: @ init @ type T; identifier A; @@ T { ... struct device_attribute A; ... }; @ main extends init @ expression E; statement S; identifier err; T *name; @@ ... when != sysfs_attr_init(&name->A.attr); ( + sysfs_attr_init(&name->A.attr); if (device_create_file(E, &name->A)) S | + sysfs_attr_init(&name->A.attr); err = device_create_file(E, &name->A); ) While reviewing, I put the initialization to apropriate places. Signed-off-by: Wolfram Sang <w.sang@pengutronix.de> Cc: Eric W. Biederman <ebiederm@xmission.com> Cc: Greg KH <gregkh@suse.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: Mike Isely <isely@pobox.com> Cc: Mauro Carvalho Chehab <mchehab@infradead.org> Cc: Sujith Thomas <sujith.thomas@intel.com> Cc: Matthew Garrett <mjg@redhat.com> Cc: Len Brown <len.brown@intel.com> Cc: Krzysztof Helt <krzysztof.h1@wp.pl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-03-30include cleanup: Update gfp.h and slab.h includes to prepare for breaking ↵Tejun Heo
implicit slab.h inclusion from percpu.h percpu.h is included by sched.h and module.h and thus ends up being included when building most .c files. percpu.h includes slab.h which in turn includes gfp.h making everything defined by the two files universally available and complicating inclusion dependencies. percpu.h -> slab.h dependency is about to be removed. Prepare for this change by updating users of gfp and slab facilities include those headers directly instead of assuming availability. As this conversion needs to touch large number of source files, the following script is used as the basis of conversion. http://userweb.kernel.org/~tj/misc/slabh-sweep.py The script does the followings. * Scan files for gfp and slab usages and update includes such that only the necessary includes are there. ie. if only gfp is used, gfp.h, if slab is used, slab.h. * When the script inserts a new include, it looks at the include blocks and try to put the new include such that its order conforms to its surrounding. It's put in the include block which contains core kernel includes, in the same order that the rest are ordered - alphabetical, Christmas tree, rev-Xmas-tree or at the end if there doesn't seem to be any matching order. * If the script can't find a place to put a new include (mostly because the file doesn't have fitting include block), it prints out an error message indicating which .h file needs to be added to the file. The conversion was done in the following steps. 1. The initial automatic conversion of all .c files updated slightly over 4000 files, deleting around 700 includes and adding ~480 gfp.h and ~3000 slab.h inclusions. The script emitted errors for ~400 files. 2. Each error was manually checked. Some didn't need the inclusion, some needed manual addition while adding it to implementation .h or embedding .c file was more appropriate for others. This step added inclusions to around 150 files. 3. The script was run again and the output was compared to the edits from #2 to make sure no file was left behind. 4. Several build tests were done and a couple of problems were fixed. e.g. lib/decompress_*.c used malloc/free() wrappers around slab APIs requiring slab.h to be added manually. 5. The script was run on all .h files but without automatically editing them as sprinkling gfp.h and slab.h inclusions around .h files could easily lead to inclusion dependency hell. Most gfp.h inclusion directives were ignored as stuff from gfp.h was usually wildly available and often used in preprocessor macros. Each slab.h inclusion directive was examined and added manually as necessary. 6. percpu.h was updated not to include slab.h. 7. Build test were done on the following configurations and failures were fixed. CONFIG_GCOV_KERNEL was turned off for all tests (as my distributed build env didn't work with gcov compiles) and a few more options had to be turned off depending on archs to make things build (like ipr on powerpc/64 which failed due to missing writeq). * x86 and x86_64 UP and SMP allmodconfig and a custom test config. * powerpc and powerpc64 SMP allmodconfig * sparc and sparc64 SMP allmodconfig * ia64 SMP allmodconfig * s390 SMP allmodconfig * alpha SMP allmodconfig * um on x86_64 SMP allmodconfig 8. percpu.h modifications were reverted so that it could be applied as a separate patch and serve as bisection point. Given the fact that I had only a couple of failures from tests on step 6, I'm fairly confident about the coverage of this conversion patch. If there is a breakage, it's likely to be something in one of the arch headers which should be easily discoverable easily on most builds of the specific arch. Signed-off-by: Tejun Heo <tj@kernel.org> Guess-its-ok-by: Christoph Lameter <cl@linux-foundation.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
2010-02-26V4L/DVB: pvrusb2: Adjust 300msec digitizer wait to be more selectiveMike Isely
We know that the 300msec settling time after starting the digitizer is only really needed when the digitizer is a SAA7115. So if we're not using a SAA7115, skip the delay. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: pvrusb2: Reduce encoder quiet periodMike Isely
After implementing a 300msec wait between digitizer start and encoder start, it has been determined that we don't need to wait quite as long before configuring the encoder. This reduces the wait period from 100msec back to 50msec. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: pvrusb2: Enforce a 300msec stabilization interval during stream strartMike Isely
Martin Dauskardt <martin.dauskardt@gmx.de> has determined that the encoder has a much better chance of starting cleanly if we deliberately hold off starting it util the video digitizer has had a chance to run for at least 300msec first. These changes implement an enforced 300msec wait in the state machine that orchestrates streaming start / stop. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: cx25840, v4l2-subdev, ivtv, pvrusb2: Fix ivtv/cx25840 tinny audioAndy Walls
This change attempts to fix the ivtv tinny audio problem by keeping digitizer to encoder audio clocks running, while disabling the video clocks as needed to avoid unpredictable PCI bus hangs. To accomplish this, for the cx25840 module enabling of audio streaming had to be separated from enabling video streaming, requiring an additional v4l2_subdev_audio_op and calls to this new op in the pvrusb2 and ivtv drivers. The cx231xx and cx23885 driver use the cx25840 module for affecting only video on s_stream calls, so those drivers needed no change. The CX23418 hardware does not exhibit either the tinny audio problem nor the PCI bus hang, so the cx18 driver did not need corresponding changes. CX2341[56] based cards that are not using the CX2584x family of chips do not seem to be affected by the tinny audio problem, and this change should not affect how they are configured. It will delay their first capture by starting by another 300 msec though. Many thanks go to Argus <pthorn-ivtvd@styx2002.no-ip.org> and Martin Dauskardt <martin.dauskardt@gmx.de> whose persistent testing and investigation of this problem will hopefully fix this problem once and for all for many ivtv users. Reported-by: Martin Dauskardt <martin.dauskardt@gmx.de> Reported-by: Argus <pthorn-ivtvd@styx2002.no-ip.org> Signed-off-by: Andy Walls <awalls@radix.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-16V4L/DVB (13550): v4l: Use the new video_device_node_name functionLaurent Pinchart
Fix all device drivers to use the new video_device_node_name function. This also strips kernel log messages from the "/dev/" prefix, has the device node location is a userspace policy decision unknown to the kernel. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-09Merge branch 'for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6 * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (345 commits) V4L/DVB (13542): ir-keytable: Allow dynamic table change V4L/DVB (13541): atbm8830: replace 64-bit division and floating point usage V4L/DVB (13540): ir-common: Cleanup get key evdev code V4L/DVB (13539): ir-common: add __func__ for debug messages V4L/DVB (13538): ir-common: Use a dynamic keycode table V4L/DVB (13537): ir: Prepare the code for dynamic keycode table allocation V4L/DVB (13536): em28xx: Use the full RC5 code on HVR-950 Remote Controller V4L/DVB (13535): ir-common: Add a hauppauge new table with the complete RC5 code V4L/DVB (13534): ir-common: Remove some unused fields/structs V4L/DVB (13533): ir: use dynamic tables, instead of static ones V4L/DVB (13532): ir-common: Add infrastructure to use a dynamic keycode table V4L/DVB (13531): ir-common: rename the debug routine to allow exporting it V4L/DVB (13458): go7007: subdev conversion V4L/DVB (13457): s2250: subdev conversion V4L/DVB (13456): s2250: Change module structure V4L/DVB (13528): em28xx: add support for em2800 VC211A card em28xx: don't reduce scale to half size for em2800 em28xx: don't load audio modules when AC97 is mis-detected em28xx: em2800 chips support max width of 640 V4L/DVB (13523): dvb-bt8xx: fix compile warning ... Fix up trivial conflicts due to spelling fixes from the trivial tree in Documentation/video4linux/gspca.txt drivers/media/video/cx18/cx18-mailbox.h
2009-12-05V4L/DVB (13500): pvrusb2: Fix lingering 16KB FX2 Firmware issuesGary Francis
These are additional fixes to enable proper pvrusb2 support of 16KB sized FX2 firmware. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13499): pvrusb2: Cosmetic tweak to minimize size_t exposureMike Isely
Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13498): pvrusb2: Bind I2C address 0x71 for Zilog IR devicesMike Isely
Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13497): pvrusb2: Shorten device hardware description text to work ↵Mike Isely
around V4L shortcoming The device text description in pvrusb2-devattr.c get mapped into a V4L API string field that is unfortunately shorter than I expected. No sense fighting City Hall here - this change shortens the descriptions to fit the limit. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13496): pvrusb2: Support manual extraction of 16KB FX2 firmwareMike Isely
This pvrusb2 change is in support of an existing feature used to help identify and locate newer vendor supplied firmware. This change makes the feature work for the newer larger firmware size. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13495): pvrusb2: Support 16KB FX2 firmwareMike Isely
New FX2 firmware from Hauppauge is no longer 8KB in size - it's 16KB. This is true for HVR-1950 and HVR-1900 devices. Without this change, new pvrusb2 users with that hardware are unable to use the driver (because the CD shipped with the hardware only has the 16KB firmware). Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13228): pvrusb2: Cosmetic kernel log tweakMike Isely
Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13227): pvrusb2: Fix redundant message on driver initialization ↵Mike Isely
failure (missing break) After detecting failure due to module initialization error, get out. Don't report jammed hardware. Problem due to a missing break statement. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13226): pvrusb2: Add hardware description to debuginfo outputMike Isely
Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13225): pvrusb2: Report hardware description to kernel log upon ↵Mike Isely
initialization The driver also contains a piece of configuration data that produces a one line description of the specific hardware being driver (e.g. "Hauppauge 24xxx", "OnAir", etc). This change generates an informational message to the kernel log reporting the hardware type being driven. This is a very useful thing to know when diagnosing problems. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13224): pvrusb2: Improve diagnostic info on driver initialization ↵Mike Isely
failure It used to be that the only real detectable reason for the driver to fail during initialization would be that if the hardware is simply jammed. However with the advent of the sub-device mechanism in V4L it is possible now to detect if a sub-device module fails to load successfully. The pvrusb2 driver does in fact react to this by also (correctly) failing, however the original diagnostic message "hardware is jammed" was still being reported. This misleads the user because in fact it might not actually be a hardware failure. This change adds logic to tell the difference and then report a more appropriate message to the kernel log. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13223): pvrusb2: Soften encoder warning messageMike Isely
pvrusb2: Encoder failures are mostly recoverable by the driver. While it would sure be nice not to have the failure happen in the first place, this has been going on for years and I doubt that a real solution will ever present itself. I think that part's firmware is just slightly flakey and we have to deal with it. The driver does deal with it just fine, but the warning message going into the kernel log is probably a little more alarming than it should be. So try to soften up the warning somewhat. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-05V4L/DVB (13222): pvrusb2: Make more info available to udevMike Isely
pvrusb2: Associate V4L device node in sysfs with the underlying USB device. This opens the door to device information tracking in udev Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-12-04tree-wide: fix assorted typos all over the placeAndré Goddard Rosa
That is "success", "unknown", "through", "performance", "[re|un]mapping" , "access", "default", "reasonable", "[con]currently", "temperature" , "channel", "[un]used", "application", "example","hierarchy", "therefore" , "[over|under]flow", "contiguous", "threshold", "enough" and others. Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2009-09-19V4L/DVB (12540): v4l: simplify v4l2_i2c_new_subdev and friendsHans Verkuil
Rewrite v4l2_i2c_new_subdev as a simplified version of v4l2_i2c_new_subdev_cfg and remove v4l2_i2c_new_probed_subdev and v4l2_i2c_new_probed_subdev_addr. This simplifies this API substantially. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-09-19V4L/DVB (12874): pvrusb2: disable tda18271 slave tuner output / loop thru in ↵Michael Krufky
standby mode Enable the standby mode optimization to disable the tda18271 slave tuner output / loop thru options when in low power mode Signed-off-by: Michael Krufky <mkrufky@kernellabs.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-09-12V4L/DVB (12426): pvrusb2: fix compile warningHans Verkuil
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Acked-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-09-12V4L/DVB (12343): Stop defining I2C adapter IDs nobody usesJean Delvare
There is no point in defining I2C adapter IDs when no code is using them. As this field might go away in the future, stop using it when we don't need to. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-23V4L/DVB (12122): pvrusb2: De-obfuscate code which handles routing schemesMike Isely
This change does not change any outward behavior; it merely chops down some large if-conditions with embedded assignments into something a little more maintainable for others (I of course never had a problem with this...). Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-23V4L/DVB (12121): pvrusb2: Improve handling of routing schemesMike Isely
The pvrusb2 driver has a concept of "routing scheme" which defines which physical inputs should be connected based on application's choice of logical input. The correct "routing scheme" depends on the specific device since different devices might wire up their muxes Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-23V4L/DVB (12120): pvrusb2: Change initial default frequency settingMike Isely
Change default frequency to be US Broadcast channel 3 - with the transition to d igital the previous value has now become useless. This change is PURELY to help with my testing (I need to set some kind of default so it might as well be some thing usable). Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-23V4L/DVB (12119): pvrusb2: Re-fix hardware scaling on video standard changeMike Isely
The cx25840 module's VBI initialization logic uses the current video standard as part of its internal algorithm. This therefore means that we probably need to make sure that the correct video standard has been set before initializing VBI. (Normally we would not care about VBI, but as described in an earlier changeset, VBI must be initialized correctly on the cx25840 in order for the chip's hardware scaler to operate correctly.) It's kind of messy to force the video standard to be set before initializing VBI (mainly because we can't know what the app really wants that early in the initialization process). So this patch does the next best thing: VBI is re-initialized after any point where the video standard has been set. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-23V4L/DVB (12118): pvrusb2: Fix hardware scaling when used with cx25840Mike Isely
The cx25840 module requires that its VBI initialization entry point be called in order for hardware-scaled video capture to work properly - even if we don't care about VBI. Making this behavior even more subtle is that if the capture resolution is set to 720x480 - which is the default that the pvrusb2 driver sets up - then the cx25840 bypasses the hardware scaler. Therefore this problem does not manifest itself until some other resolution, e.g. 640x480, is tried. MythTV typically defaults to 640x480 or 480x480, which means that things break whenever the driver is used with MythTV. This all has been known for a while (since at least Nov 2006), but recent changes in the pvrusb2 driver (specifically in regards to sub-device support) caused this to break again. VBI initialization must happen *after* the chip's firmware is loaded, not before. With this fix, 24xxx devices work correctly again. A related fix that is part of this changeset is that now we re-initialize VBI any time after we issue a reset to the cx25840 driver. Issuing a chip reset erases the state that the VBI setup previously did. Until the HVR-1950 came along this subtlety went unnoticed, because the pvrusb2 driver previously never issued such a reset. But with the HVR-1950 we have to do that reset in order to correctly transition from digital back to analog mode - and since the HVR-1950 always starts in digital mode (required for the DVB side to initialize correctly) then this device has never had a chance to work correctly in analog mode! Analog capture on the HVR-1950 has been broken this *ENTIRE* time. I had missed it until now because I've usually been testing at the default 720x480 resolution which does not require scaling... What fun. By re-initializing VBI after a cx25840 chip reset, correct behavior is restored. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11856): pvrusb2: Ensure we specify I/F's for all bandwidthsSteven Toth
pvrusb2: Ensure we specify I/F's for all bandwidths Signed-off-by: Steven Toth <stoth@kernellabs.com> Acked-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11850): pvrusb2: Instantiate ir_video I2C device by defaultJean Delvare
Now that the ir-kbd-i2c driver has been converted to a new-style i2c driver, we can instantiate the ir_video I2C device by default. The pvr2_disable_ir_video is kept to disable the IR receiver, either because the user doesn't use it, or for debugging purpose. Signed-off-by: Jean Delvare <khali@linux-fr.org> Acked-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11701): pvrusb2: Ensure the PVRUSB2 disabled the i2c gate on the ↵Steven Toth
tda10048. ... else DVB-T tuning will not work. Signed-off-by: Steven Toth <stoth@linuxtv.org> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11750): pvrusb2: Allocate a routing ID for future support of ↵Mike Isely
Terratec Grabster AV400 Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11748): pvrusb2: Don't use the internal i2c client listJean Delvare
The i2c core used to maintain a list of client for each adapter. This is a duplication of what the driver core already does, so this list will be removed as part of a future cleanup. Anyone using this list must stop doing so. For pvrusb2, I propose the following change, which should lead to an equally informative output. The only difference is that i2c clients which are not a v4l2 subdev won't show up, but I guess this case is not supposed to happen anyway. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11747): pvrusb2: Bump up version advertised through v4l interfaceMike Isely
Kick up the pvrusb2 version number advertised through the v4l interface. This value really has almost no meaning because I don't make a serious attempt to version the driver in this manner (otherwise this one line becomes a nasty hotspot of changes and merge conflicts). The value that is here is really a historical thing. However Hans Verkuil thought it might be a good idea to bump up the number anyway right now since the driver's mechanism for communicating with the v4l core has pretty much completely changed. Sending out a Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11746): pvrusb2: Set ir_video autoloading to default disabledMike Isely
This sets the disable_autoload_ir_video module option to being set, which disables any attempt by the driver to autoload IR support. This changes preserves previous behavior, for now. This change can be set back concurrent with other changes that finally update i2c-kbd-i2c to use the new i2c binding model. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11745): pvrusb2: Update to work with upcoming ir_video changes in ↵Mike Isely
v4l-dvb core The ir-kbd-i2c module is about to be updated to match the new style i2c binding model. These pvrusb2 changes maintain compatibility with that change. Note that this does not actually break anything even without the expected ir-kbd-i2c changes yet because previously the pvrusb2 didn't autoload ir-kbd-i2c anyway. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11744): pvrusb2: Select, track, and report IR scheme in use with ↵Mike Isely
the device This change defines all possible "IR schemes" related to the pvrusb2 driver, on a per-device basis. That information is then set according to the hardware in use. The idea here is to make possible a more intelligent future decision on which, if any, IR receiver driver might be loaded during initialization. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB: cleanup redundant tests on unsignedRoel Kluin
Remove redundant tests on unsigned. Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11739): remove driver_data direct access of struct deviceGreg Kroah-Hartman
In the near future, the driver core is going to not allow direct access to the driver_data pointer in struct device. Instead, the functions dev_get_drvdata() and dev_set_drvdata() should be used. These functions have been around since the beginning, so are backwards compatible with all older kernel versions. Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-06-16V4L/DVB (11699): pvrusb2: Ensure we specify the I/F at attach timeSteven Toth
Signed-off-by: Steven Toth <stoth@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-04-17USB: add reset endpoint operationsDavid Vrabel
Wireless USB endpoint state has a sequence number and a current window and not just a single toggle bit. So allow HCDs to provide a endpoint_reset method and call this or clear the software toggles as required (after a clear halt, set configuration etc.). usb_settoggle() and friends are then HCD internal and are moved into core/hcd.h and all device drivers call usb_reset_endpoint() instead. If the device endpoint state has been reset (with a clear halt) but the host endpoint state has not then subsequent data transfers will not complete. The device will only work again after it is reset or disconnected. Signed-off-by: David Vrabel <david.vrabel@csr.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2009-04-06V4L/DVB (11437): pvrusb2: Drop client_register/unregister stubsJean Delvare
The client_register and client_unregister methods are optional so there is no point in defining stub ones. Especially when these methods are likely to be removed soon. Signed-off-by: Jean Delvare <khali@linux-fr.org> Acked-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-04-06V4L/DVB (11380): v4l2-subdev: change s_routing prototypeHans Verkuil
It is no longer needed to use a struct pointer as argument, since v4l2_subdev doesn't require that ioctl-like approach anymore. Instead just pass the input, output and config (new!) arguments directly. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-04-06V4L/DVB (11373): v4l2-common: add explicit v4l2_device pointer as first arg ↵Hans Verkuil
to new_(probed)_subdev The functions v4l2_i2c_new_subdev and v4l2_i2c_new_probed_subdev relied on i2c_get_adapdata to return the v4l2_device. However, this is not always possible on embedded platforms. So modify the API to pass the v4l2_device pointer explicitly. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-04-06V4L/DVB (11370): v4l2-subdev: move s_std from tuner to core.Hans Verkuil
s_std didn't belong in the tuner ops. Stricly speaking it should be part of the video ops, but it is used by audio and tuner devices as well, so it is more efficient to make it part of the core ops. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-04-06V4L/DVB (11369): v4l2-subdev: add load_fw and use that instead of abusing ↵Hans Verkuil
core->init. The init callback was used in several places to load firmware. Make a separate load_fw callback for that. This makes the code a lot more understandable. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2009-04-06V4L/DVB (11355): pvrusb2: use usb_interface.dev for v4l2_device_registerJanne Grunau
Signed-off-by: Janne Grunau <j@jannau.net> Acked-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>