- 14 10月, 2016 1 次提交
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由 Mauro Carvalho Chehab 提交于
The USB control messages require DMA to work. We cannot pass a stack-allocated buffer, as it is not warranted that the stack would be into a DMA enabled area. Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
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- 31 8月, 2016 1 次提交
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由 Wolfram Sang 提交于
kmalloc will print enough information in case of failure. Signed-off-by: NWolfram Sang <wsa-dev@sang-engineering.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 24 8月, 2016 1 次提交
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由 Wolfram Sang 提交于
kmalloc will print enough information in case of failure. Signed-off-by: NWolfram Sang <wsa-dev@sang-engineering.com> Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@s-opensource.com>
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- 03 3月, 2015 1 次提交
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由 Markus Elfring 提交于
The vfree() function performs also input parameter validation. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: NMarkus Elfring <elfring@users.sourceforge.net> Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>
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- 23 12月, 2014 1 次提交
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由 Hans Verkuil 提交于
The debug field in struct video_device is for internal use only and drivers should mix that with their own debug module options. It is handled by the V4L2 core and users can set it using /sys/class/video4linux/<devX>/debug. It has been deprecated for some time now, so it is time to remove it completely from the drivers. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Acked-by: NSakari Ailus <sakari.ailus@linux.intel.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>
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- 17 7月, 2014 1 次提交
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由 Laurent Pinchart 提交于
The v4l2_pix_format structure has no reserved field. It is embedded in the v4l2_framebuffer structure which has no reserved fields either, and in the v4l2_format structure which has reserved fields that were not previously required to be zeroed out by applications. To allow extending v4l2_pix_format, inline it in the v4l2_framebuffer structure, and use the priv field as a magic value to indicate that the application has set all v4l2_pix_format extended fields and zeroed all reserved fields following the v4l2_pix_format field in the v4l2_format structure. The availability of this API extension is reported to userspace through the new V4L2_CAP_EXT_PIX_FORMAT capability flag. Just checking that the priv field is still set to the magic value at [GS]_FMT return wouldn't be enough, as older kernels don't zero the priv field on return. To simplify the internal API towards drivers zero the extended fields and set the priv field to the magic value for applications not aware of the extensions. Signed-off-by: NLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>
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- 05 7月, 2014 1 次提交
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Since all the drivers that use `struct v4l2_fh' use the core priority checking, the setting of the flag in the drivers can be removed. Signed-off-by: NRamakrishnan Muthukrishnan <ramakrmu@cisco.com> Reviewed-by: NHans Verkuil <hans.verkuil@cisco.com> Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>
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- 26 9月, 2013 1 次提交
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由 Gregor Jasny 提交于
The owner knows the system as "LX INFINITI Powerlite". DMI information for this system: System Information Manufacturer: HCL Infosystems Limited Product Name: T12Rg-H Version: 1.0 Serial Number: B073A1189988 UUID: 326B3F00-001D-602F-CFD2-4E45435F4349 Wake-up Type: Power Switch SKU Number: Family: Handle 0x0002, DMI type 2, 15 bytes Base Board Information Manufacturer: HCL Infosystems Limited Product Name: T12Rg-H Version: 1.0 Serial Number: BSN12345678901234567 Asset Tag: ATN12345678901234567 Features: Board is a hosting board Board is replaceable Location In Chassis: Chassis Handle: 0x0003 Type: Motherboard Contained Object Handles: 0 Bus 001 Device 003: ID 05e1:0501 Syntek Semiconductor Co., Ltd DC-1125 Webcam Signed-off-by: NGregor Jasny <gjasny@googlemail.com> Reported-by: NNoopur Srivastava <noopur.018@gmail.com> Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>
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- 25 9月, 2013 1 次提交
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由 Gregor Jasny 提交于
The owner knows the system as "LX INFINITI Powerlite". DMI information for this system: System Information Manufacturer: HCL Infosystems Limited Product Name: T12Rg-H Version: 1.0 Serial Number: B073A1189988 UUID: 326B3F00-001D-602F-CFD2-4E45435F4349 Wake-up Type: Power Switch SKU Number: Family: Handle 0x0002, DMI type 2, 15 bytes Base Board Information Manufacturer: HCL Infosystems Limited Product Name: T12Rg-H Version: 1.0 Serial Number: BSN12345678901234567 Asset Tag: ATN12345678901234567 Features: Board is a hosting board Board is replaceable Location In Chassis: Chassis Handle: 0x0003 Type: Motherboard Contained Object Handles: 0 Bus 001 Device 003: ID 05e1:0501 Syntek Semiconductor Co., Ltd DC-1125 Webcam Signed-off-by: NGregor Jasny <gjasny@googlemail.com> Reported-by: NNoopur Srivastava <noopur.018@gmail.com> Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>
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- 06 3月, 2013 12 次提交
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由 Hans Verkuil 提交于
The spec specifies that setting count to 0 in v4l2_requestbuffers should result in releasing any streaming resources and the stream ownership. Implement this. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
This makes it possible to switch to unlocked_ioctl. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
The priv field should be set to 0. In this case the driver abused the priv field for internal housekeeping. Modify the code so priv is no longer used for that purpose. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
Add device_caps support to querycap, fill in bus_info correctly and do not set the version field (let the core handle that). Also simplify the s_input ioctl. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
Also correct the first_init static: this should be part of the stk_camera struct. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
file->private_data is needed to store the pointer to struct v4l2_fh. So use video_drvdata to get hold of the stk_camera struct. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
It's a webcam, the STD API is not applicable to webcams. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Hans Verkuil 提交于
And add an extensive comment relating the history of the upside-down handling in this driver. Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com> Tested-by: NArvydas Sidorenko <asido4@gmail.com> Thanks-to: Hans de Goede <hdegoede@redhat.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 21 12月, 2012 3 次提交
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由 Hans de Goede 提交于
The stk-webcam module is inserted upside-down in some webcams, so we need to de hflip and vflip by default on some models. Note that this patch inverts the value of the controls as reported by the control API in this case so that for the user they still make sense (iow not doing any flipping from the ctrl API pov results in an upright image). Reported-by: NJose Gómez <adler@dreamcoder.org> Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Sakari Ailus 提交于
Set buffer timestamp flags for videobuf, videobuf2 and drivers that use neither. Signed-off-by: NSakari Ailus <sakari.ailus@iki.fi> Acked-by: NLaurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: NHans Verkuil <hans.verkuil@cisco.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Sakari Ailus 提交于
Convert drivers using wall clock time (CLOCK_REALTIME) to timestamp from the monotonic timer (CLOCK_MONOTONIC). Signed-off-by: NSakari Ailus <sakari.ailus@iki.fi> Acked-by: NHans Verkuil <hans.verkuil@cisco.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 22 11月, 2012 1 次提交
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由 Ezequiel Garcia 提交于
The sparse warning is: "drivers/media/usb/stkwebcam/stk-webcam.c:59:5: warning: symbol 'first_init' was not declared. Should it be static?" Declare variable 'first_init' as static and local to the function. Found by Hans Verkuil's daily build. Tested by compilation only. Signed-off-by: NEzequiel Garcia <elezegarcia@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 16 8月, 2012 1 次提交
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由 Mauro Carvalho Chehab 提交于
Move the 3 remaining usb drivers to their proper space. Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 08 5月, 2012 1 次提交
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由 Hans de Goede 提交于
Prior to this patch the stk-webcam driver was enabling the vflip and mirror bits in the sensor by default. Which only is the right thing to do if the sensor is actually mounted upside down, which it usually is not. Actually we've received upside down reports for both usb-ids which this driver supports, one for an "ASUSTeK Computer Inc." "A3H" laptop with a build in 174f:a311 webcam, and one for an "To Be Filled By O.E.M." "Z96FM" laptop with a build in 05e1:0501 webcam. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 13 1月, 2012 1 次提交
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由 Rusty Russell 提交于
module_param(bool) used to counter-intuitively take an int. In fddd5201 (mid-2009) we allowed bool or int/unsigned int using a messy trick. It's time to remove the int/unsigned int option. For this version it'll simply give a warning, but it'll break next kernel version. Acked-by: NMauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: NRusty Russell <rusty@rustcorp.com.au>
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- 31 12月, 2011 1 次提交
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由 Thomas Meyer 提交于
The advantage of kcalloc is, that will prevent integer overflows which could result from the multiplication of number of elements and size and it is also a bit nicer to read. The semantic patch that makes this change is available in https://lkml.org/lkml/2011/11/25/107Signed-off-by: NThomas Meyer <thomas@m3y3r.de> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 19 11月, 2011 1 次提交
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由 Greg Kroah-Hartman 提交于
This converts the drivers in drivers/media/* to use the module_usb_driver() macro which makes the code smaller and a bit simpler. Added bonus is that it removes some unneeded kernel log messages about drivers loading and/or unloading. Cc: Mauro Carvalho Chehab <mchehab@infradead.org> Cc: Luca Risolia <luca.risolia@studio.unibo.it> Cc: Jean-Francois Moine <moinejf@free.fr> Cc: Frank Zago <frank@zago.net> Cc: Olivier Lorin <o.lorin@laposte.net> Cc: Erik Andren <erik.andren@gmail.com> Cc: Hans de Goede <hdegoede@redhat.com> Cc: Brian Johnson <brijohn@gmail.com> Cc: Leandro Costantino <lcostantino@gmail.com> Cc: Antoine Jacquet <royale@zerezo.com> Cc: Jarod Wilson <jarod@redhat.com> Cc: Florian Mickler <florian@mickler.org> Cc: Antti Palosaari <crope@iki.fi> Cc: Michael Krufky <mkrufky@kernellabs.com> Cc: "David Härdeman" <david@hardeman.nu> Cc: Florent Audebert <florent.audebert@anevia.com> Cc: Sam Doshi <sam@metal-fish.co.uk> Cc: Manu Abraham <manu@linuxtv.org> Cc: Olivier Grenie <olivier.grenie@dibcom.fr> Cc: Patrick Boettcher <patrick.boettcher@dibcom.fr> Cc: "Igor M. Liplianin" <liplianin@me.by> Cc: Derek Kelly <user.vdr@gmail.com> Cc: Malcolm Priestley <tvboxspy@gmail.com> Cc: Steven Toth <stoth@kernellabs.com> Cc: "André Weidemann" <Andre.Weidemann@web.de> Cc: Martin Wilks <m.wilks@technisat.com> Cc: Tejun Heo <tj@kernel.org> Cc: Jose Alberto Reguero <jareguero@telefonica.net> Cc: David Henningsson <david.henningsson@canonical.com> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Joe Perches <joe@perches.com> Cc: Jesper Juhl <jj@chaosbits.net> Cc: Lucas De Marchi <lucas.demarchi@profusion.mobi> Cc: Hans Verkuil <hans.verkuil@cisco.com> Cc: Alexey Khoroshilov <khoroshilov@ispras.ru> Cc: Anssi Hannula <anssi.hannula@iki.fi> Cc: Rafi Rubin <rafi@seas.upenn.edu> Cc: Dan Carpenter <error27@gmail.com> Cc: Paul Bender <pebender@gmail.com> Cc: Devin Heitmueller <dheitmueller@kernellabs.com> Cc: "Márcio A Alves" <froooozen@gmail.com> Cc: Julia Lawall <julia@diku.dk> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Chris Rankin <rankincj@yahoo.com> Cc: Lee Jones <lee.jones@canonical.com> Cc: Andy Walls <awalls@md.metrocast.net> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Mike Frysinger <vapier@gentoo.org> Cc: Dean Anderson <linux-dev@sensoray.com> Cc: Pete Eberlein <pete@sensoray.com> Cc: Arvydas Sidorenko <asido4@gmail.com> Cc: Andrea Anacleto <andreaanacleto@libero.it> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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- 24 9月, 2011 1 次提交
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由 Arvydas Sidorenko 提交于
This is an improved version of the patch I sent a little ago. The problem was: On my DC-1125 webcam chip from Syntek, whenever the webcam turns on, the LED light on it is turned on also and never turns off again unless system is shut downed or restarted. The previous version seemed to break some other laptop webcam work. Thanks to Andrea Anacleto for the bug report and solution. Signed-off-by: NAndrea Anacleto <andreaanacleto@libero.it> Signed-off-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 18 9月, 2011 2 次提交
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由 Arvydas Sidorenko 提交于
checkpatch.pl gave some coding style errors, so on the way to the first patch I added the fix to them. Signed-off-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Arvydas Sidorenko 提交于
The probem was on my DC-1125 webcam chip from Syntek. Whenever the webcam turns on, the LED light on it is turn on also and never turns off again unless system is shut downed or restarted. This patch will fix this issue - the LED will be turned off whenever the device is released. Signed-off-by: NArvydas Sidorenko <asido4@gmail.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 29 12月, 2010 1 次提交
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由 Hans Verkuil 提交于
Signed-off-by: NHans Verkuil <hverkuil@xs4all.nl> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 09 11月, 2010 1 次提交
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由 Arnd Bergmann 提交于
All of the hard problems for BKL removal appear to be solved in the v4l-dvb/master tree. This removes the BKL from the various open functions that do not need it, or only use it to protect an open count. The zoran driver is nontrivial in this regard, so I introduce a new mutex that locks both the open/release and the ioctl functions. Someone with access to the hardware can probably improve that by using the existing lock in all cases. Finally, all drivers that still use the locked version of the ioctl function now get called under a new mutex instead of the BKL. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 16 12月, 2009 2 次提交
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由 Laurent Pinchart 提交于
Now that the video_device registration is tested using video_is_registered(), drivers don't need to initialize the video_device::minor field to -1 anymore. Remove those unneeded assignments. [mchehab.redhat.com: removed tm6000 changes as tm6000 is not ready yet for submission even on staging] Signed-off-by: NLaurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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由 Laurent Pinchart 提交于
Fix all device drivers to use the new video_device_node_name function. This also strips kernel log messages from the "/dev/" prefix, has the device node location is a userspace policy decision unknown to the kernel. Signed-off-by: NLaurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 28 9月, 2009 1 次提交
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由 Alexey Dobriyan 提交于
* mark struct vm_area_struct::vm_ops as const * mark vm_ops in AGP code But leave TTM code alone, something is fishy there with global vm_ops being used. Signed-off-by: NAlexey Dobriyan <adobriyan@gmail.com> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 12 9月, 2009 1 次提交
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由 Oliver Neukum 提交于
This patch removes an unneeded power management primitive. Power management is automatically enabled as probe ends. Signed-off-by: NOliver Neukum <oliver@neukum.org> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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- 14 8月, 2009 1 次提交
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由 Roel Kluin 提交于
It tested the value of stk_sizes[i].m before checking whether i was in range. Cc: Hans Verkuil <hverkuil@xs4all.nl> Cc: Trent Piepho <xyzzy@speakeasy.org> Signed-off-by: NRoel Kluin <roel.kluin@gmail.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NDouglas Schilling Landgraf <dougsland@redhat.com> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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