linux-toradex.git/drivers/media/rc, branch tegra

[media] nuvoton-cir: simplify raw IR sample handling

2011-09-11T12:33:40+00:00

The nuvoton-cir driver was storing up consecutive pulse-pulse and
space-space samples internally, for no good reason, since
ir_raw_event_store_with_filter() already merges back to back like
samples types for us. This should also fix a regression introduced late
in 3.0 that related to a timeout change, which actually becomes correct
when coupled with this change. Tested with RC6 and RC5 on my own
nuvoton-cir hardware atop vanilla 3.0.0, after verifying quirky
behavior in 3.0 due to the timeout change.

Reported-by: Stephan Raue 
CC: Stephan Raue 
CC: stable@vger.kernel.org
Signed-off-by: Jarod Wilson 
Signed-off-by: Mauro Carvalho Chehab

Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6

2011-07-30T07:08:53+00:00

* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (430 commits)
  [media] ir-mce_kbd-decoder: include module.h for its facilities
  [media] ov5642: include module.h for its facilities
  [media] em28xx: Fix DVB-C maxsize for em2884
  [media] tda18271c2dd: Fix saw filter configuration for DVB-C @6MHz
  [media] v4l: mt9v032: Fix Bayer pattern
  [media] V4L: mt9m111: rewrite set_pixfmt
  [media] V4L: mt9m111: fix missing return value check mt9m111_reg_clear
  [media] V4L: initial driver for ov5642 CMOS sensor
  [media] V4L: sh_mobile_ceu_camera: fix Oops when USERPTR mapping fails
  [media] V4L: soc-camera: remove soc-camera bus and devices on it
  [media] V4L: soc-camera: un-export the soc-camera bus
  [media] V4L: sh_mobile_csi2: switch away from using the soc-camera bus notifier
  [media] V4L: add media bus configuration subdev operations
  [media] V4L: soc-camera: group struct field initialisations together
  [media] V4L: soc-camera: remove now unused soc-camera specific PM hooks
  [media] V4L: pxa-camera: switch to using standard PM hooks
  [media] NetUP Dual DVB-T/C CI RF: force card hardware revision by module param
  [media] Don't OOPS if videobuf_dvb_get_frontend return NULL
  [media] NetUP Dual DVB-T/C CI RF: load firmware according card revision
  [media] omap3isp: Support configurable HS/VS polarities
  ...

Fix up conflicts:
 - arch/arm/mach-omap2/board-rx51-peripherals.c:
     cleanup regulator supply definitions in mach-omap2
   vs
     OMAP3: RX-51: define vdds_csib regulator supply
 - drivers/staging/tm6000/tm6000-alsa.c (trivial)

[media] ir-mce_kbd-decoder: include module.h for its facilities

2011-07-29T15:54:38+00:00

drivers/media/rc/ir-mce_kbd-decoder.c:446:16: error: expected declaration specifiers or '...' before string constant
drivers/media/rc/ir-mce_kbd-decoder.c:446:1: warning: data definition has no type or storage class
drivers/media/rc/ir-mce_kbd-decoder.c:446:1: warning: type defaults to 'int' in declaration of 'MODULE_LICENSE'
drivers/media/rc/ir-mce_kbd-decoder.c:446:16: warning: function declaration isn't a prototype
drivers/media/rc/ir-mce_kbd-decoder.c:447:15: error: expected declaration specifiers or '...' before string constant
drivers/media/rc/ir-mce_kbd-decoder.c:447:1: warning: data definition has no type or storage class
drivers/media/rc/ir-mce_kbd-decoder.c:447:1: warning: type defaults to 'int' in declaration of 'MODULE_AUTHOR'
drivers/media/rc/ir-mce_kbd-decoder.c:447:15: warning: function declaration isn't a prototype
drivers/media/rc/ir-mce_kbd-decoder.c:448:20: error: expected declaration specifiers or '...' before string constant
drivers/media/rc/ir-mce_kbd-decoder.c:448:1: warning: data definition has no type or storage class
drivers/media/rc/ir-mce_kbd-decoder.c:448:1: warning: type defaults to 'int' in declaration of 'MODULE_DESCRIPTION'
drivers/media/rc/ir-mce_kbd-decoder.c:448:20: warning: function declaration isn't a prototype

Signed-off-by: Stephen Rothwell 
Signed-off-by: Mauro Carvalho Chehab

[media] redrat3: improve compat with lirc userspace decode

2011-07-27T20:55:59+00:00

This is admittedly a bit of a hack, but if we change our timeout value
to something longer and fudge our synthesized trailing space sample
based on the initial pulse sample, rc-core decode continues to work just
fine with both rc-6 and rc-5, and now lirc userspace decode shows proper
repeats for both of those protocols as well. Also tested NEC
successfully with both decode options.

We do still need a reset timer callback using the hardware's timeout
value to make sure we actually process samples correctly, regardless of
our somewhat hacky timeout and synthesized trailer above.

This also adds a missing del_timer_sync call to the module unload path.

CC: Chris Dodge 
CC: Andrew Vincer 
CC: Stephen Cox 
Signed-off-by: Jarod Wilson 
Signed-off-by: Mauro Carvalho Chehab

[media] redrat3: cap duration in the right place

2011-07-27T20:55:59+00:00

Trying to cap duration before multiplying it was obviously wrong.

CC: Chris Dodge 
CC: Andrew Vincer 
CC: Stephen Cox 
Signed-off-by: Jarod Wilson 
Signed-off-by: Mauro Carvalho Chehab

[media] redrat3: sending extra trailing space was useless

2011-07-27T20:55:59+00:00

We already add a trailing space, this wasn't doing anything useful, and
actually confused lirc userspace a bit. Rip it out.

CC: Chris Dodge 
CC: Andrew Vincer 
CC: Stephen Cox 
Signed-off-by: Jarod Wilson 
Signed-off-by: Mauro Carvalho Chehab

[media] rc-core support for Microsoft IR keyboard/mouse

2011-07-27T20:55:59+00:00

This is a custom IR protocol decoder, for the RC-6-ish protocol used by
the Microsoft Remote Keyboard, apparently developed internally at
Microsoft, and officially dubbed MCIR-2, per their March 2011 remote and
transceiver requirements and specifications document, which also touches
on this IR keyboard/mouse device.

Its a standard keyboard with embedded thumb stick mouse pointer and
mouse buttons, along with a number of media keys. The media keys are
standard RC-6, identical to the signals from the stock MCE remotes, and
will be handled as such. The keyboard and mouse signals will be decoded
and delivered to the system by an input device registered specifically
by this driver.

Successfully tested with multiple mceusb-driven transceivers, as well as
with fintek-cir and redrat3 hardware. Essentially, any raw IR hardware
with enough sampling resolution should be able to use this decoder,
nothing about it is at all receiver-hardware-specific.

This work is inspired by lirc_mod_mce:

The documentation there and code aided in understanding and decoding the
protocol, but the bulk of the code is actually borrowed more from the
existing in-kernel decoders than anything. I did recycle the keyboard
keycode table, a few defines, and some of the keyboard and mouse data
parsing bits from lirc_mod_mce though.

Special thanks to James Meyer for providing the hardware, and being
patient with me as I took forever to get around to writing this.

callback routine to ensure we don't get any stuck keys, and used
symbolic names for the keytable. Also cc'ing Florian this time, who I
believe is the original mod-mce author...

CC: Florian Demski 
Signed-off-by: Jarod Wilson 
Signed-off-by: Mauro Carvalho Chehab

[media] rc-rc6-mce: minor keymap updates

2011-07-27T20:55:56+00:00

Microsoft's Windows Media Center specification and requirements doc from
2011.03.18 now refers to the former Power Toggle button as the Sleep
Toggle, and recommends using a new moon sleep icon for it. Its the same
key, but its apparently always been meant to put the system to sleep,
not power it off. Adjust accordingly. While we're here, lets also remove
the duplicate KEY_PLAYPAUSE entry.

Signed-off-by: Jarod Wilson 
Signed-off-by: Mauro Carvalho Chehab

[media] rc-core: lirc use unsigned int

2011-07-27T20:52:59+00:00

Durations can never be negative, so it makes sense to consistently use
unsigned int for LIRC transmission. Contrary to the initial impression,
this shouldn't actually change the userspace API.

Signed-off-by: David Härdeman 
Signed-off-by: Mauro Carvalho Chehab

[media] rc-core: fix winbond-cir issues

2011-07-27T20:52:24+00:00

The conversion of winbond-cir to use rc-core seems to have missed a
a few bits and pieces which were in my local tree. Kudos to
Juan Jesús García de Soria Lucena  for noticing.

[mchehab@redhat.com: fix two UTF-8 violations]
Signed-off-by: David Härdeman 
Signed-off-by: Mauro Carvalho Chehab