The `insn_bits` handler for the special digital input subdevice used for
interrupts currently uses `s->state` for the data value, which is set to
the value of the APCI2032_INT_STATUS_REG register when a valid interrupt
occurs. Just read the live register contents in the `insn_bits` handler
instead of relying on the interrupt service routine to read it for us.
The register contains a couple of hardware error status bits. They
might also be valid even when the corresponding bits have not been
enabled in the APCI_INT_CTRL_REG register in which case this would be
useful for checking for hardware errors without using interrupts, but
this needs to be checked.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
If the call to `comedi_buf_put()` fails in the interrupt routine, set
the `COMEDI_CB_OVERFLOW` event flag. Note that the `COMEDI_CB_ERROR`
flag will have also been set by `comedi_buf_put()` in this case.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The subdevice type and flags are initialized incorrectly for the
interrupt subdevice - the SDF_CMD_READ value belongs in the subdevice
flags. Fix it. Also set the number of channels to 2 since there are 2
interrupt sources each with its own status bit.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Put the hardware into a safe state before enabling the interrupt. In
the interrupt routine, check the device has been fully configured by
checking `dev->attached`. In particular, `dev->read_subdev` could be
NULL early on and although the hardware's status register should
indicate no interrupt has occurred (since it's been put into a safe
state), it's better not to rely on it.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Use register name defines instead of magic numbers where a bit of
clarity would be useful.
Also a small typo fix and some register prefixes added, for further
clarity.
Signed-off-by: Mark Einon <mark.einon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Several magic numbers were used to represent rxdma csr register bitmasks.
Replace them with descriptive defines.
Signed-off-by: Mark Einon <mark.einon@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
we should check the return value of calling function fir16_create(): a NULL
value means the memory allocation fails.
this patch also cleans up the error handling in function function oslec_create()
Signed-off-by: Cong Ding <dinggnu@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
In uf_send_pkt_to_encrypt(), the memory area zeroed by this call to memset() is
overwritten by a call to memcpy() a few instructions later, so it is not needed.
Signed-off-by: Cyril Roelandt <tipecaml@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
staging: line6: driver.c
The semantic patch that makes this output is available
in scripts/coccinelle/api/memdup.cocci.
Signed-off-by: Laurent Navet <laurent.navet@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fix those checkpatch issues
drivers/staging/line6/pcm.c:84:
WARNING: simple_strtoul is obsolete, use kstrtoul instead
call to obsolete simple_strtoul() replaced by kstrtoint()
drivers/staging/line6/pcm.c:423:
ERROR: switch and case should be at the same indent
realigns comments
Signed-off-by: Laurent Navet <laurent.navet@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Fix a couple of instances where checkpatch complained about
initializing globals with 0.
Signed-off-by: Sebastian Hahn <snsehahn@cip.cs.fau.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Converted staging/rtl8187se to use tabs instead of spaces for
indentation to fix the checkpatch error "code indent should use tabs
where possible".
Signed-off-by: Sebastian Hahn <snsehahn@cip.cs.fau.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The following errors fixed.
- ERROR: "foo * bar" should be "foo *bar"
- ERROR: "(foo*)" should be "(foo *)"
Signed-off-by: YAMANE Toshiaki <yamanetoshi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The following errors and warnings fixed.
- WARNING: braces {} are not necessary for single statement blocks
- ERROR: that open brace { should be on the previous line
- ERROR: space required before the open parenthesis '('
- ERROR: space prohibited after that open parenthesis '('
Signed-off-by: YAMANE Toshiaki <yamanetoshi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The following errors fixed.
- ERROR: spaces required around that '=' (ctx:VxV)
- ERROR: spaces required around that '<=' (ctx:VxV)
- ERROR: space required after that ',' (ctx:VxV)
Signed-off-by: YAMANE Toshiaki <yamanetoshi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The following warnings fixed.
-WARNING: Prefer netdev_warn(netdev, ... then dev_warn(dev, ... then pr_warn(... to printk(KERN_WARNING ...
-WARNING: Prefer netdev_dbg(netdev, ... then dev_dbg(dev, ... then pr_debug(... to printk(KERN_DEBUG ...
Signed-off-by: YAMANE Toshiaki <yamanetoshi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The following errors fixed.
-ERROR: spaces required around that '<' (ctx:VxV)
-ERROR: spaces required around that '?' (ctx:VxV)
-ERROR: spaces required around that ':' (ctx:VxV)
-ERROR: spaces required around that '>' (ctx:VxV)
Signed-off-by: YAMANE Toshiaki <yamanetoshi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The following errors fixed.
-ERROR: that open brace { should be on the previous line
-ERROR: space required before the open parenthesis '('
-ERROR: else should follow close brace '}'
-ERROR: space required before the open brace '{'
Signed-off-by: YAMANE Toshiaki <yamanetoshi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
The following errors and warnings fixed.
- ERROR: code indent should use tabs where possible
- WARNING: please, no spaces at the start of a line
- WARNING: please, no space before tabs
Signed-off-by: YAMANE Toshiaki <yamanetoshi@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
If mkdir() of VHCI_STATE_PATH fails because the directory
already exists, that's not an error. This patch fixes
annoying "record connection" errors that would typically
come up on attach.
Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com>
Acked-by: David Chang <dchang@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This comes handy when hacking with different cross
compilers, some of which may or may not have
_FORTIFY_SOURCE turned on by default. This patch
allows us to turn _FORTIFY_SOURCE on by specifying
--with-fortify option at configuration time (or
to turn it off by specifying --without-fortify).
If nothing is specified, default compiler behavior
is assumed.
Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
USBIP daemon relies on functions available in glib2 library
to spawn handler code for incoming connection. This makes the
whole program dependent on glib2 library, which is a GNOME library
that on systems that don't have GNOME results in pulling more
dependency, only to be able to run a relatively trivial
socket-based program.
While this may not seem to be a problem on full-blown desktops
that already have the necessary libraries, it is a big issue
on small embedded systems (think USB hub with an Ethernet port)
that only have bare essentials in their file systems.
This patch eliminates glib2 dependency by reworking the
code to use lower level system calls to dispatch connection
handler. Instead of using glib2-style event loop and dispatching
mechanism, just do a ppoll(2) system call in our own loop and call
accept(2) followed by fork(2) on the socket that has incoming
connection. Stevens' books taught us that more than twenty
years ago. No need for anything smarter in a simple server, such
as usbipd.
Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
File doc/usbip_bind_driver.8 does not exist any more but it is
listed in dist_man_MANS. This breaks the build of the userspace.
Remove the file from the list.
Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com>
Acked-by: David Chang <dchang@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
strict_strtoul is obsolete and should be replaced with
kstrto* function as reported by checkpatch.pl.
pInfo->CardNumber is a u8. This is why kstrtou8 should be
used here.
Signed-off-by: Kurt Kanzenbach <shifty91@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch cleans up function declarations, definitions and local variables
where appropriate replacing types defined in "ttype.h" with linux/types.h.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch cleans up function declarations, definitions and local variables
were appropriate replacing types defined in "ttype.h" with linux/types.h
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch cleans up function declarations, definitions and local variables
were appropriate replacing types defined in "ttype.h" with linux/types.h.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch also cleans up function declarations, definitions and local variables
were appropriate replacing types defined in "ttype.h" with linux/types.h.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch also cleans up function declarations, definitions and local variables
were appropriate replacing types defined in "ttype.h" with linux/types.h.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This patch and the next 8 patches remove the old structure names and
replace;
struct vnt_private for DEVICE_INFO and PSDevice
struct vnt_manager for SMgmtObject
struct vnt_rx_mgmt for SRxMgmtPacket and PSRxMgmtPacket
struct vnt_tx_mgmt for STxMgmtPacket and PSTxMgmtPacket
and
struct vnt_manager vnt_mgmt
to replace
SMgmtObject sMgmtObj;
Applied after patch staging: vt6656: dpc.c :RXbBulkInProcessData clean up RSC
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
A few lines after this call, we memcpy over the same memory area, so the call to
memset is not necessary.
Signed-off-by: Cyril Roelandt <tipecaml@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
