Commit graph android_kernel_sony_sdm845/drivers/misc/phantom.c
Message SHA1
Misc, phantom, fix poll
Return ERR even if there are pending data, but hw is not running.  Do not
decrement count in poll, do it in ioctl, where data are actually read.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2008-04-29 08:06:02 -07:00
7d4f9f094b
Misc: phantom, add compat ioctl
Openhaptics uses pointers in _IOC() macros, implement compat for them. Also
add _IOC alternatives which are not 32/64 bit dependent (structures
passed through aren't yet) -- libphantom will use them.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2008-04-29 08:06:02 -07:00
7e4e8e689f
phantom: don't grab other devices
Specify also sub pci ids to not grab devices with properly set sub ids.
This devices has these set (unset) to the same as (plx 9050) ids.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Andreas Block <andreas.block@esd-electronics.com>
Cc: Oliver Thimm <oliver.thimm@esd-electronics.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2008-02-06 10:41:10 -08:00
82f560874e
Misc: phantom, improved data passing
This new version guarantees amb_bit switch in small enough intervals, so that
the device won't stop working in the middle of a movement anymore.  However it
preserves old (openhaptics) functionality.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2007-10-19 11:53:41 -07:00
bc552f7715
Misc: phantom, add comment about openhaptics
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2007-10-19 11:53:41 -07:00
b2afe33170
Misc: phantom, synchronize_irq() on suspend
Wait after disabling device's interrupt until the handler finishes its work if
still in progress.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2007-10-19 11:53:41 -07:00
aee8447cb5
Misc: phantom, take care of pci posting
phantom, take care of pci posting

thanks to akpm for pointing this out

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2007-05-23 20:14:14 -07:00
c8511f9490
phantom: move to unlocked_ioctl
phantom's ioctl is often (4000 times a sec or so) invoked, don't acquire
BKL and block other processes.

Signed-off-by: Jiri Slaby <xslaby@phantom.fi.muni.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2007-05-23 20:14:14 -07:00
c15395c0db
Misc: add sensable phantom driver
Add sensable phantom driver

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Jiri Slaby   authored and   Linus Torvalds   commited 2007-05-08 11:15:14 -07:00
cef2cf0727