Commit Graph

570 Commits

Author SHA1 Message Date
Himangi Saraogi
a6eb9af980 Staging: bcm: Replace bcm functions with equivalents
This patch removes unnecessary bcm functions and replaces them with
their equivalents defined in usb/ch9.h.

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-27 15:24:20 -08:00
Daeseok Youn
4a467a438a staging: bcm: fix checkpatch error 'assignment in if condition'
clean up checkpatch errors and bClassificationSucceed is set to "TRUE"
proper location.

If protocal is not TCP or UDP, when it checks protocal, bClassificationSucceed
must be set to TRUE.
Also the end of do-while(0) loop, bClassificationSucceed is set to TRUE.

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-27 13:07:11 -08:00
Daeseok Youn
24e3b16b99 staging: bcm: Remove unneeded set a variable
bClassificationSucceed is initialized with "false",
do not need to set "false" again.

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-27 13:07:11 -08:00
Greg Kroah-Hartman
b42060069f Merge 3.14-rc4 into staging-next.
We want those fixes here as well.
2014-02-24 12:33:52 -08:00
Dan Carpenter
ee2104ea86 staging/bcm: integer underflow leads to Oom
We do:

        if (NOB > DEFAULT_BUFF_SIZE)
                BuffSize = DEFAULT_BUFF_SIZE;
        else
                BuffSize = NOB;

Since NOB can be negative it results in a larger than intended BuffSize
and makes kzalloc() fail.

The code is still a bit crap because it lets the users read as much as
they want from nvram, but I don't know what a sensible upper limit
should be.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-18 11:18:10 -08:00
Dan Carpenter
cfff3e5c8d staging/bcm: two information leaks in ioctl
There are a couple paths where we don't check how much data we copy back
to the user.

Cc: Dave Jones <davej@redhat.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-18 11:18:09 -08:00
Gary Rookard
a469fe1ab8 Staging: bcm: DDRInit: fix up indentation issues.
fixed up a couple of indentation issues.

Signed-off-by: Gary Alan Rookard <garyrookard@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-18 11:16:55 -08:00
Daniel Borkmann
99932d4fc0 netdevice: add queue selection fallback handler for ndo_select_queue
Add a new argument for ndo_select_queue() callback that passes a
fallback handler. This gets invoked through netdev_pick_tx();
fallback handler is currently __netdev_pick_tx() as most drivers
invoke this function within their customized implementation in
case for skbs that don't need any special handling. This fallback
handler can then be replaced on other call-sites with different
queue selection methods (e.g. in packet sockets, pktgen etc).

This also has the nice side-effect that __netdev_pick_tx() is
then only invoked from netdev_pick_tx() and export of that
function to modules can be undone.

Suggested-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-02-17 00:36:34 -05:00
Dave Jones
84f7a542f9 staging/bcm: move IOCTL_BCM_TIME_SINCE_NET_ENTRY case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:16 -08:00
Dave Jones
fe59cefb69 staging/bcm: move IOCTL_BCM_GET_DEVICE_DRIVER_INFO case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:16 -08:00
Dave Jones
8f7e14eee7 staging/bcm: move IOCTL_BCM_CNTRLMSG_MASK case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:15 -08:00
Dave Jones
b3e5804e48 staging/bcm: move IOCTL_BCM_NVM_RAW_READ case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:15 -08:00
Dave Jones
3c06b7a174 staging/bcm: move IOCTL_BCM_SELECT_DSD case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:15 -08:00
Dave Jones
3aae97fb49 staging/bcm: move IOCTL_BCM_GET_FLASH_CS_INFO case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:15 -08:00
Dave Jones
3e2aea5992 staging/bcm: move IOCTL_BCM_COPY_SECTION case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:15 -08:00
Dave Jones
56b682a5ac staging/bcm: formatting cleaning for IOCTL_BCM_IDENTIFY_ACTIVE_SECTION
Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:14 -08:00
Dave Jones
9e0d6e1a0d staging/bcm: move IOCTL_BCM_SET_ACTIVE_SECTION case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:14 -08:00
Dave Jones
338a5c4a36 staging/bcm: move IOCTL_BCM_GET_FLASH2X_SECTION_BITMAP case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:14 -08:00
Dave Jones
174b3b46bd staging/bcm: move IOCTL_BCM_FLASH2X_SECTION_WRITE case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:14 -08:00
Dave Jones
b4571fc206 staging/bcm: move IOCTL_BCM_FLASH2X_SECTION_READ case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:13 -08:00
Dave Jones
5be531c22a staging/bcm: move IOCTL_BCM_NVM_[READ|WRITE] cases out to their own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:36:13 -08:00
Dave Jones
085ca029be staging/bcm: move IOCTL_BCM_SET_DEBUG case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:11 -08:00
Dave Jones
1e1ee18462 staging/bcm: move IOCTL_BCM_CAL_INIT case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:11 -08:00
Dave Jones
1c55e38104 staging/bcm: move IOCTL_BCM_GET_NVM_SIZE case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:10 -08:00
Dave Jones
b32384b43d staging/bcm: move IOCTL_BCM_BULK_WRM case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:10 -08:00
Dave Jones
db9a4dc78f staging/bcm: move IOCTL_BCM_GET_HOST_MIBS case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:09 -08:00
Dave Jones
4d476affec staging/bcm: move IOCTL_BCM_GET_DSX_INDICATION case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:08 -08:00
Dave Jones
cfd01356f9 staging/bcm: move IOCTL_BCM_SET_MAC_TRACING case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:08 -08:00
Dave Jones
9c434f8e23 staging/bcm: move IOCTL_BCM_GET_CURRENT_STATUS case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:07 -08:00
Dave Jones
dfb442d455 staging/bcm: move IOCTL_BCM_GET_DRIVER_VERSION case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:06 -08:00
Dave Jones
a0ad961a27 staging/bcm: move IOCTL_BCM_SWITCH_TRANSFER_MODE case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:06 -08:00
Dave Jones
645926b313 staging/bcm: move IOCTL_QOS_THRESHOLD case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:05 -08:00
Dave Jones
6e5781c67d staging/bcm: move IOCTL_CHIP_RESET case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:05 -08:00
Dave Jones
49444b558d staging/bcm: move IOCTL_BCM_BUFFER_DOWNLOAD_STOP case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:04 -08:00
Dave Jones
d9db71bdd3 staging/bcm: move IOCTL_BCM_BUFFER_DOWNLOAD case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:03 -08:00
Dave Jones
79f9949489 staging/bcm: move IOCTL_BCM_BUFFER_DOWNLOAD_START case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:03 -08:00
Dave Jones
0566ee9536 staging/bcm: move several request ioctl cases out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:02 -08:00
Dave Jones
e2d94d261e staging/bcm: move IOCTL_BCM_GPIO_MODE_REQUEST case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:02 -08:00
Dave Jones
3903246c41 staging/bcm: move IOCTL_BCM_GPIO_MULTI_REQUEST case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:01 -08:00
Dave Jones
3eedb5fa71 staging/bcm: move IOCTL_BCM_GPIO_STATUS_REQUEST case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:00 -08:00
Dave Jones
3eccdbcdb7 staging/bcm: move BCM_LED_THREAD_STATE_CHANGE_REQ case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:10:00 -08:00
Dave Jones
f494a916d3 staging/bcm: move IOCTL_BCM_GPIO_SET_REQUEST case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:09:59 -08:00
Dave Jones
4d4b00a968 staging/bcm: move IOCTL_BCM_EEPROM_REGISTER_WRITE case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:09:58 -08:00
Dave Jones
3195d4e0d9 staging/bcm: move IOCTL_BCM_EEPROM_REGISTER_READ case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:09:58 -08:00
Dave Jones
6827009f09 staging/bcm: move IOCTL_BCM_REGISTER_WRITE_PRIVATE case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:09:57 -08:00
Dave Jones
59fbe7025a staging/bcm: move IOCTL_BCM_REGISTER_READ_PRIVATE case out to its own function.
bcm_char_ioctl is one of the longest non-generated functions in the kernel,
at 1906 lines.  Splitting it up into multiple functions should simplify
this a lot.

Signed-off-by: Dave Jones <davej@fedoraproject.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-13 13:09:57 -08:00
Gary Rookard
86f78b8bf4 Staging: bcm: DDRInit: fix up spacing issues.
I fixed up some operator spacing issues.

Signed-off-by: Gary Alan Rookard <garyrookard@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-02-07 10:06:03 -08:00
Linus Torvalds
de4fe30af1 Staging driver tree patches for 3.14-rc1
Here's the big drivers/staging/ update for 3.14-rc1
 
 Lots and lots of cleanups, IIO driver updates are also mixed in here due
 to the subsystem still crossing staging and drivers/iio/, and the dwc2
 driver is moved out of staging.  There's a new driver (rts5208), which
 ends up making us adding more lines than removing, but overall there was
 lots of work toward moving code out of here, which was good.
 
 All of this has been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging driver tree changes from Greg KH:
 "Here's the big drivers/staging/ update for 3.14-rc1

  Lots and lots of cleanups, IIO driver updates are also mixed in here
  due to the subsystem still crossing staging and drivers/iio/, and the
  dwc2 driver is moved out of staging.  There's a new driver (rts5208),
  which ends up making us adding more lines than removing, but overall
  there was lots of work toward moving code out of here, which was good

  All of this has been in linux-next with no reported issues"

* tag 'staging-3.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (1084 commits)
  lustre: delete linux/lustre_debug.h
  staging: lustre: remove some unused debug macros
  usb: dwc2: move device tree bindings doc to correct place
  staging: vt6656: sparse fixes: iwctl_giwgenie use memcpy.
  staging: vt6656: sparse fixes: iwctl_siwgenie use memcpy.
  staging: vt6656: sparse fixes ethtool_ioctl Use struct ifreq *
  staging: vt6656: sparse fixes: dpc.c missing dpc.h
  staging: lustre: libcfs_debug: small whitespace cleanups
  staging: lustre: libcfs_debug.h: remove extra blank lines
  staging: lustre: libcfs_debug.h: Align backslashes in macros
  staging: lustre: libcfs_debug.h: align define values
  staging: tidspbridge: adjust error return code (bugfix)
  Staging: rts5139: rts51x_card: fixed style issues
  staging: wlags49_h2: Fix "do not use C99 //" in wl_cs.h, wl_enc.h wl_main.h and wl_wext.h
  Staging: rtl8188eu: Fixed "foo * bar" related coding style issues
  Staging: rtl8188eu: Fixed required spaces after ',' and around '=' and '=='
  staging: vt6655: Fix memory leak in wpa_ioctl()
  imx-drm: parallel-display: honor 'native-mode' property when selecting video mode from DT
  staging: drm/imx: don't drop crtc offsets when doing pageflip
  staging: drm/imx: handle framebuffer offsets correctly
  ...
2014-01-20 15:51:35 -08:00
Masanari Iida
276d30eab9 staging: bcm : Fix typo in staging/bcm
This patch fixed spelling typo in comment and printks
withing staging/bcm.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-01-11 12:52:42 -08:00
Jason Wang
f663dd9aaf net: core: explicitly select a txq before doing l2 forwarding
Currently, the tx queue were selected implicitly in ndo_dfwd_start_xmit(). The
will cause several issues:

- NETIF_F_LLTX were removed for macvlan, so txq lock were done for macvlan
  instead of lower device which misses the necessary txq synchronization for
  lower device such as txq stopping or frozen required by dev watchdog or
  control path.
- dev_hard_start_xmit() was called with NULL txq which bypasses the net device
  watchdog.
- dev_hard_start_xmit() does not check txq everywhere which will lead a crash
  when tso is disabled for lower device.

Fix this by explicitly introducing a new param for .ndo_select_queue() for just
selecting queues in the case of l2 forwarding offload. netdev_pick_tx() was also
extended to accept this parameter and dev_queue_xmit_accel() was used to do l2
forwarding transmission.

With this fixes, NETIF_F_LLTX could be preserved for macvlan and there's no need
to check txq against NULL in dev_hard_start_xmit(). Also there's no need to keep
a dedicated ndo_dfwd_start_xmit() and we can just reuse the code of
dev_queue_xmit() to do the transmission.

In the future, it was also required for macvtap l2 forwarding support since it
provides a necessary synchronization method.

Cc: John Fastabend <john.r.fastabend@intel.com>
Cc: Neil Horman <nhorman@tuxdriver.com>
Cc: e1000-devel@lists.sourceforge.net
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Acked-by: John Fastabend <john.r.fastabend@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-01-10 13:23:08 -05:00