Commit Graph

574561 Commits

Author SHA1 Message Date
Hugo Camboulive
092c78f24a staging: most: add __iomem for io_base and registers
This removes a few Sparse warnings.

Signed-off-by: Hugo Camboulive <hugo.camboulive@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Hari Prasath Gujulan Elango
e7f2b70fd3 staging: most: replace multiple if..else with table lookup
Replace multiple if..else if..statements with simple table lookup in two
functions.

Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Sudip Mukherjee
17ac98ac73 staging: most: fix error comparison
device_create() returns ERR_PTR on error, it does not return NULL.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
0833ac7db0 staging: most: remove 2nd forward declaration of struct most_aim
This patch removes the second forwared declaration of struct most_aim.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
1c55d30b1d staging: most: add statistics for dropped packets
This patch adds a counter for dropped packets. It needed for statistical
analysis.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
5adf5dc568 staging: most: rearrange function aim_write
This patch straightens and rearranges the code of function aim_write()
of module aim-cdev.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
f45b0fba43 staging: most: remove stacked_mbo
This patch makes use of kfifo_peek and kfifo_skip, which renders the
variable stacked_mbo useless. It is therefore removed.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
b3c9f3c56c staging: most: change type of access_ref
This patch changes the type of the access reference from atomit_t to int.
It is needed, because the reference variable is secured by synchronization
locks and does not need to be atomic anymore.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
fa96b8ed9c staging: most: fix race conditions
This patch fixes race conditions that might emerge from functions
aim_open, aim_close, aim_read, aim_write and aim_disconnect_channel
within module cdev.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
d8b082e6c6 staging: most: rename variable channel
This patch renames the variable 'channel' to 'c'. This is needed to have
the code look more homogeneous and to prevent format violations.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
cdc293d589 staging: most: fix retrieval of buffer availability
This patch fixes the function channel_has_mbo that delivers the false
information in case two AIMs are using the same tx channel.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
5f858a61a8 staging: most: encapsulate shared code
This patch encapsulates shared code. It therefore creates the new functions
stop_channel and destroy_cdev.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
0ccaa6de8e staging: most: remove redundant call to wake_up_interruptible
This patch prevents the cdev module from rousing the channel wait queue in
case the channel is about to be closed. It is safe to do so, because the
application can not be waiting within read or write and at the same time
be calling close.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
61f6bfcbae staging: most: remove redundant mutexes
This patch removes the mutexes stop_task_mutex and deregister mutex,
since they can safely be left out.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
b522e61fb6 staging: most: remove code to destroy channel
This patch removes unnecessary code to destroy channel objects. It is
needed, because function most_stop_channel, which is indirectly
triggered by function most_deregister_interface, already destroys the
channels.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
9cda3007ab staging: most: remove reference counter
This patch removes the unnecessary reference conter mod_ref.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
6ed90e3622 staging: most: remove tainted flag
This patch removes the atomic tainted flag. It is needed to get rid of
logical overhead.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
a0fceb1fb8 staging: most: move channel disconnect to function most_deregister_interface
This patch moves the code that disconnects linked channels. It is needed
to have cleaning things up done right.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
245dc23d23 staging: most: move mutex
This patch removes mutex from code that doesn't need any locking.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
42e252a65d staging: most: move initialization of pointer
This patch makes function store_add_link initialize the pointer to an AIM
right before the channel is probed. It is needed, the AIM may already call
most_start_channel while probe_channel is still running. At this point the
pointer to the AIM must not be NULL.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
44fe57818b staging: most: move call to disconnect_channel callback
This patch invokes AIM's disconnect_channel callback before the
corresponding pointers are re-initialized to NULL.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
b7382d44a5 staging: most: add missing call to ida_simple_remove
This patch adds two missing calls to function ida_simpel_remove.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
9ce039a08a staging: most: remove function destroy_most_c_obj
This patch removes the function destroy_most_c_obj and executes its code
within function destroy_most_inst_obj.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
560dca25cd staging: most: use readl and writel functions
This patch makes use of functions readl and writel instead of
the __raw_* variants.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
9e2f2c4fb9 staging: most: fix tracking of MBO offset
This patch increments mbo_offs by the number of bytes that have
been copied and resets it in case a complete mbo has been transferred
to user buffer.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
8a742f785b staging: most: fix mbo leak
This patch fixes a potential MBO leak in case function aim_read()
exits right after the MBO has been fetched from kfifo and before
it has been saved to the variable stacked_mbo.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
e6d6cbe303 staging: most: use min_t
This patch replaces min with min_t.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
06e7ecf287 staging: most: unify types
This patch unifies variable types to get less castings.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
4aa575a91e staging: most: simplify expression
This patch replaces the ternary ?-operator with a way simpler subtraction.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
f9f24870d8 staging: most: rename variables
This patch renames some variables for better readability.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Christian Gromm
a191176441 staging: most: remove unnecessary keep_mbo variable
The MBO pointer stacked_mbo and the boolean variable keep_mbo are
always changed together and therefore provide the same information.
This patch removes keep_mbo and uses stacked_mbo instead.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Hugo Camboulive
9305b0fe09 staging: unisys: visornic: remove useless memset
alloc_etherdev() calls alloc_netdev_mqs(), which
already uses kzalloc/vzalloc.

This clears a sparse warning :
drivers/staging/unisys/visornic/visornic_main.c:1366:15: warning: memset with byte count of 1460112

Signed-off-by: Hugo Camboulive <hugo.camboulive@gmail.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Dan Carpenter
3025ee74cc staging: unisys: remove some dead code
queue_delayed_work() returns bool, not negative error codes.  It returns
false if the work has already been queued or true otherwise.  Since
we don't care about that, we can just remove the test.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Acked-by: Don Zickus <dzickus@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Kees Cook
58e1e5425f Staging: unisys: fix potential format string leak
Since "name" is always used directly, force "%s" for the kthread
format string to avoid any potential format string leaks.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Bhaktipriya Shridhar
2c7e1d4e4b staging: unisys: visorchipset.c fixed spacing around operator
This patch fixes checkpatch.pl warning for visorchipset.c

CHECK: spaces preferred around that '*' (ctx:VxV)
+#define MAX_CONTROLVM_PAYLOAD_BYTES (1024*128)

Signed-off-by: Bhaktipriya Shridhar <bhaktipriya96@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
David Kershner
61dd330a28 staging: unisys: Only process up to budget amount of responses
>From napi documentation you should only process the amount your
budget allows, if you go over it just wait for the next napi poll
to continue.

Signed-off-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Benjamin Romer
6bb871b61e staging: unisys: fix parenthesis in toolaction_show()
Fix the only fixable parenthesis alignment issue in
visorchipset.c. The rest are unworkable because of the length
of the symbol names used.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Chaehyun Lim
8eb62f3f6d staging: wilc1000: fix return error code of wilc_deinit
It should be returned error code as -EFAULT instead of 0 when hif_drv is
NULL.

Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Chaehyun Lim
127a27c3fb staging: wilc1000: fix return type of wilc_deinit
This patch changes return type of wilc_deinit from s32 to int.
The result variable gets return value from wilc_mq_send that has return
type of int. It should be changed return type of this function as well
as data type of result variable.

Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Chaehyun Lim
483ab2aa00 staging: wilc1000: rename pstrCfgParamVal in wilc_hif_set_cfg
This patch renames pstrCfgParamVal to cfg_param to avoid camelcase.

Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Chaehyun Lim
4168da7187 staging: wilc1000: fix return type of wilc_hif_set_cfg
This patch changes return type of wilc_hif_set_cfg from s32 to int.
The result variable gets return value from wilc_mq_send that has data
type of int. It should be changed return type of this function as well
as data type of result variable.

Signed-off-by: Chaehyun Lim <chaehyun.lim@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Leo Kim
e0990c159f staging: wilc1000: remove warnings line over 80 characters
This patch removes the warnings reported by checkpatch.pl
for line over 80 characters.

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Chris Park
e3f16965c9 staging: wilc1000: remove unnecessary log message using GENERIC_DBG tag
This patch remove unnecessary log message using GENERIC_DBG tag.
Needed log messages has changed netdev_dbg from PRINT_D.
And removes variables that were used to log message.

Signed-off-by: Chris Park <chris.park@atmel.com>
Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Chris Park
c9f75c3071 staging: wilc1000: remove unused debug tag
This patch remove unused debug tag INT_DBG, LOCK_DBG, BUS_DBG,
MEM_DBG and FIRM_DBG

Signed-off-by: Chris Park <chris.park@atmel.com>
Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Chris Park
eef2679b09 staging: wilc1000: remove unused log message using the RX_DBG tag
This patch remove unused log message using the RX_DBG tag

Signed-off-by: Chris Park <chris.park@atmel.com>
Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Chris Park
5b3b744a4c staging: wilc1000: remove unnecessary wilc_rx_complete function
This patch remove unnecessary wilc_rx_complete function
because this function only print unused log message.
remove unused has_packet variable nomore.

Signed-off-by: Chris Park <chris.park@atmel.com>
Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Leo Kim
17d2f2b36f staging: wilc1000: renames u64Tsf of connect_resp_info structure
This patch renames u64Tsf variable to tsf_hi.

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Leo Kim
f2050a1896 staging: wilc1000: renames strRssi of connect_resp_info structure
This patch renames strRssi variable to str_rssi.

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Leo Kim
cb64de7c36 staging: wilc1000: renames pJoinParams of connect_resp_info structure
This patch renames pJoinParams variable to join_params.

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00
Leo Kim
390b6db00d staging: wilc1000: renames struct connect_resp_info variables
This patch renames to avoid camelcase changes follow are:
 - pu8IEs to ies
 - u16IEsLen to ies_len

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-02-07 17:34:58 -08:00