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49 Commits

Author SHA1 Message Date
Noel Eck
65e30bf7d3 iio: Allow mraa_iio_trigger_buffer to handle void* args 
Previously, mraa_iio_trigger_buffer took a void* args but did not use
this.  Included implementation to allow user to pass a void* to this
method and have the corresponding pointer returned in the interrupt
handler.

Signed-off-by: Noel Eck <noel.eck@intel.com>
 2017-08-30 14:14:41 -07:00
Alex Tereschenko
816be65ba0 gpio.c,aio.c,iio.c: misc fixes of static code analysis findings 
SonarQube is awesome!

Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
 2017-05-18 20:41:51 +02:00
Alex Tereschenko
0654183b9a stability: replace sprintf with snprintf to avoid potential overflows 
Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
 2017-05-15 21:04:18 +02:00
Brendan Le Foll
6c85b61daa mraa: Fix compiler warnings unused vars and useless statements 
Should have 0 functionality effect, just cleans up a few things. Fixes #577

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2016-09-13 11:20:41 +01:00
Alex Tereschenko
1af737f3d9 mock: mraa with mock platform now works in Windows under MSYS2 
Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2016-07-05 19:32:58 +01:00
Lay, Kuan Loon
de0543923c iio: mount matrix compliant to IIO core kernel standard 
IIO mount matrix is supported in kernel version 4.6.
Change mraa_iio_get_mount_matrix to take in one more parameter
‘mount matrix sysfs entry name’, because different sensor driver
may expose different mount matrix sysfs entry.

Following link explain the mount matrix usage and sysfs entry:
https://www.kernel.org/doc/Documentation/ABI/testing/sysfs-bus-iio

Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2016-06-29 10:02:08 +01:00
Alexandru Timohi
828338a69a libmraa: Fix compilation warnings about unsigned ints 
Make better use of unsigned/signed ints, signed ints are preffered unless there
is a good reason not to.

Signed-off-by: Alexandru Timohi <alexandru.timohi@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2016-05-19 11:50:33 +01:00
Brendan Le Foll
3969af2b24 iio.c: Fix the location mapping in iio 
Go through channel array after getting byte mapping to correctly map channel
location. Doing it at the same time as mapping the indexes is unreliable
depending on filename etc...

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2016-05-16 12:31:47 +01:00
Constantin Musca
caebb8b1fb iio: guard pthread_setcancelstate with HAVE_PTHREAD_CANCEL 
Signed-off-by: Constantin Musca <constantin.musca@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2016-01-20 11:15:41 +00:00
Brendan Le Foll
ea183b3738 iio.c: Fix indentation 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:49:08 +00:00
Brendan Le Foll
d4b32ec1c5 iio.c: Check return of fscanf 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:48:44 +00:00
Brendan Le Foll
e98bd8653a iio.c: Check return of fd before using ioctl 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:48:28 +00:00
Brendan Le Foll
ff34651325 iio.c: Replace sprintf with snprintf 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:48:02 +00:00
Brendan Le Foll
58cf292dfc iio.c: Closedir correctly and return error if we fail to read from the device dir 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:38:20 +00:00
Brendan Le Foll
15e400eaf2 iio.c: Fix leaking filedescriptor on read error 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:37:37 +00:00
Brendan Le Foll
8862ebd9f2 mraa: Remove trailing whitespace/tabs from various parts 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:27:15 +00:00
Brendan Le Foll
79609ba359 mraa: Remove executable bit from a few files 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:23:30 +00:00
Brendan Le Foll
725ce5e946 iioc.: remove call to stat before mkdir as superflous 
This is especailly true since we don't care about the outcome, or do we? We
probably should check errno for EEXIST and offer an error if the error is
something else

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:16:10 +00:00
Brendan Le Foll
fd531abd3d iio.c: Avoid reading uninitialised memory in cases of error 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:15:51 +00:00
Brendan Le Foll
f4385a8b82 iio: Check fd against != -1 and not > 0 and avoid leaks during error handling 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:15:15 +00:00
Brendan Le Foll
ee69045ea8 iio.c: Fix closedir not always been called leaving to leaked handles 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-21 15:12:55 +00:00
Lay, Kuan Loon
d5233adbf9 iio.c: fix memory leak and out of bound array access issue 
Fix memory leak in mraa_iio_update_channels() and mraa_iio_get_channel_data().
In mraa_iio_update_channels(), we add checking for out of bound array access.

Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-17 11:28:26 +00:00
Henry Bruce
8e4a809f12 iio: C API changes and C++ API enhancements 
- C API read/write integer functions changed to int to match C types
- C API now has close function to release resources acquired during init
- iio internal type isr_event() function now has args param in signature
- C++ API now supports events with handler interface and new data structure
- C and C++ examples updated to use API changes

Signed-off-by: Henry Bruce <henry.bruce@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:14 +00:00
Brendan Le Foll
6a85c57c06 iio.c: Fix missing include file sys/stat.h 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
924f4b4799 iio.c: Use sys/ioctl.h instead of stropts.h 
Closes #377

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Henry Bruce
11211936b6 iio: Fixed device id check bug 
Signed-off-by: Henry Bruce <henry.bruce@intel.com>
 2015-12-15 10:42:06 +00:00
Henry Bruce
ae80d4afc8 iio: Isolated use of open() to string read/write functions. 
Signed-off-by: Henry Bruce <henry.bruce@intel.com>
 2015-12-15 10:42:06 +00:00
Henry Bruce
fbfe3e315f iio: mraa_iio_write_string now using open insteam of fopen 
Signed-off-by: Henry Bruce <henry.bruce@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
3750e2cfa2 iio: iio update channel 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
e7e58509f0 iio: iio add create trigger 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
8d7c0722ab iio: iio get mounting matrix remove unused variable and proper file close 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
0bd1ab2c53 iio: iio add get mounting matrix 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
edb7f8a215 iio: iio consolidate read and write API 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
219632a1b8 iio.c: run clang format on iio.c 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
8a548de8ae iio.c: add stropts.h include for iotctl 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
069985641e iio.c: Use MAX_SIZE var upgrading strings to 128 from 64 
Fix inspired by Lay's PR #342 but doesn't use magic numbers

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
657f28a67d iio: trigger buffer samples fix 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
2df28fa883 iio: iio get channel and get event error checking 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
7a55a1384a iio: added mraa_iio_write 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
dc240913c7 iio: remove exec perms 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Lay, Kuan Loon
4c41d2c2df iio: added event api 
Signed-off-by: Lay, Kuan Loon <kuan.loon.lay@intel.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Alex Tereschenko
325ac461d6 iio: added function returning IIO device number by name 
Closes #309.

Signed-off-by: Alex Tereschenko <alext.mkrs@gmail.com>
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
65614f5f58 iio: Remove iio structures from mraa_platform_t 
This means that a valid platform is no longer required for iio operations and
therefore this is now only a req for using USBPLAT

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
acfb74f04e iio: Improve iio channel parsing to add enabled channels 
scale and other attributes have to be read individually as they vary quite alot
depending on the channel. We only care/take data from scan_elements

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
2c97fd5953 iio: initial pass at getting channel information from scan_elements 
This commit creates a new structure inside each _iio device when used and can
then be used to understand the data being read after a trigger is run/executed

Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
2b9e832ff9 iio: Simplify API 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
d8c2c7c483 iio: Find attributes and channels in iio device 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
d920d136ea iio: initial API and enumeration of devices 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00
Brendan Le Foll
0f312545e0 iio: Add initial module 
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
 2015-12-15 10:42:06 +00:00