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* [media] v4l2: use __u32 rather than enums in ioctl() structsSakari Ailus2012-05-1415-66/+75
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | V4L2 uses the enum type in IOCTL arguments in IOCTLs that were defined until the use of enum was considered less than ideal. Recently Rémi Denis-Courmont brought up the issue by proposing a patch to convert the enums to unsigned: <URL:http://www.spinics.net/lists/linux-media/msg46167.html> This sparked a long discussion where another solution to the issue was proposed: two sets of IOCTL structures, one with __u32 and the other with enums, and conversion code between the two: <URL:http://www.spinics.net/lists/linux-media/msg47168.html> Both approaches implement a complete solution that resolves the problem. The first one is simple but requires assuming enums and __u32 are the same in size (so we won't break the ABI) while the second one is more complex and less clean but does not require making that assumption. The issue boils down to whether enums are fundamentally different from __u32 or not, and can the former be substituted by the latter. During the discussion it was concluded that the __u32 has the same size as enums on all archs Linux is supported: it has not been shown that replacing those enums in IOCTL arguments would break neither source or binary compatibility. If no such reason is found, just replacing the enums with __u32s is the way to go. This is what this patch does. This patch is slightly different from Remi's first RFC (link above): it uses __u32 instead of unsigned and also changes the arguments of VIDIOC_G_PRIORITY and VIDIOC_S_PRIORITY. Signed-off-by: Rémi Denis-Courmont <remi@remlab.net> Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] media: videobuf2-dma-contig: quiet sparse noise about plain integer ↵H Hartley Sweeten2012-05-081-1/+1
| | | | | | | | | | | | | | | | | | as NULL pointer The function vb2_dma_contig_vaddr returns a void * not an integer. Quiets the sparse noise: warning: Using plain integer as NULL pointer Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Pawel Osciak <pawel@osciak.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Mauro Carvalho Chehab <mchehab@infradead.org> Acked-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] media: videobuf2-dma-contig: include header for exported symbolsH Hartley Sweeten2012-05-081-0/+1
| | | | | | | | | | | | | | | | Include the header to pickup the definitions of the exported symbols. Quiets the following sparse warnings: warning: symbol 'vb2_dma_contig_memops' was not declared. Should it be static? warning: symbol 'vb2_dma_contig_init_ctx' was not declared. Should it be static? warning: symbol 'vb2_dma_contig_cleanup_ctx' was not declared. Should it be static? Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Pawel Osciak <pawel@osciak.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] as3645a: move relevant code under __devinit/__devexitAndy Shevchenko2012-05-081-5/+5
| | | | | | | | | | | | There is no needs to keep .remove under .exit.text. This driver is for a standalone chip that could be on any board and connected to any i2c bus. At the same time we don't need to keep the as3645a_probe() after initializing the device. Therefore we mark it and relevant functions with __devinit tag. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] v4l: aptina-pll: Round up minimum multiplier factor value properlyLaurent Pinchart2012-05-081-3/+2
| | | | | | | | | The mf_low value must be a multiple of mf_inc. Round it up to the nearest mf_inc multiple after computing it. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: resizer: Replace the crop API by the selection APILaurent Pinchart2012-05-081-50/+88
| | | | | | | | Support for the legacy crop API is emulated in the subdev core. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Replace the crop API by the selection APILaurent Pinchart2012-05-081-20/+54
| | | | | | | | Support for the legacy crop API is emulated in the subdev core. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: ccdc: Add selection support on output formatter source padLaurent Pinchart2012-05-082-13/+169
| | | | | | Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: Mark probe and cleanup functions with __devinit and __devexitLaurent Pinchart2012-05-081-3/+3
| | | | | | Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Add support for greyscale inputLaurent Pinchart2012-05-081-22/+30
| | | | | | | | Configure CFA interpolation automatically based on the input format. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Rename last occurences of *_rgb_to_ycbcr to *_cscLaurent Pinchart2012-05-081-3/+3
| | | | | | | | For consistency reasons, rename the last remaining occurences of rgb_to_ycbcr to csc (color space conversion). Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Shorten shadow update delayLaurent Pinchart2012-05-082-108/+212
| | | | | | | | | | | | | | | | | | When applications modify preview engine parameters, the new values are applied to the hardware by the preview engine interrupt handler during vertical blanking. If the parameters are being changed when the interrupt handler is called, it just delays applying the parameters until the next frame. If an application modifies the parameters for every frame, and the preview engine interrupt is triggerred synchronously, the parameters are never applied to the hardware. Fix this by storing new parameters in a shadow copy, and switch the active parameters with the shadow values atomically. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Simplify configuration parameters accessLaurent Pinchart2012-05-081-72/+62
| | | | | | | | | | | Instead of using a large switch/case statement to return offsets to and sizes of individual preview engine parameters in the parameters and configuration structures, store the information in the update_attrs table and use it at runtime. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Rename prev_params fields to match userspace APILaurent Pinchart2012-05-082-12/+12
| | | | | | | | Rename the blk_adj and rgb2ycbcr fields to blkadj and csc respectively. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Remove update_attrs feature_bit fieldLaurent Pinchart2012-05-081-53/+54
| | | | | | | | | The feature_bit is always equal to 1 << array position, remove it and compute the value dynamically. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Merge configuration and feature bitsLaurent Pinchart2012-05-082-72/+57
| | | | | | | | | | | | | | | The preview engine parameters are referenced by a value suitable for being used in a bitmask. Two macros named OMAP3ISP_PREV_* and PREV_* are declared for each parameter and are used interchangeably. Remove the private macro. Replace the configuration bit field in the parameter update attributes structure with a boolean that indicates whether the parameter can be updated through the preview engine configuration ioctl. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Remove unused isptables_update structure definitionLaurent Pinchart2012-05-081-20/+0
| | | | | Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Remove averager parameter update flagLaurent Pinchart2012-05-081-2/+1
| | | | | | | | The flag isn't used, remove it. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Optimize parameters setup for the common caseLaurent Pinchart2012-05-081-0/+6
| | | | | | | | | | If no parameter needs to be modified, make preview_config() and preview_setup_hw() return immediately. This speeds up interrupt handling in the common case. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: preview: Skip brightness and contrast in configuration ioctlLaurent Pinchart2012-05-081-1/+1
| | | | | | | | | | | | | Brightness and contrast are handled through V4L2 controls. Their configuration bit in the preview engine update attributes table is set to -1 to reflect that. However, the VIDIOC_OMAP3ISP_PRV_CFG ioctl handler doesn't handle -1 correctly as a configuration bit value, and erroneously considers that the parameter has been selected for update by the ioctl caller. Fix this. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: Handle omap3isp_csi2_reset() errorsSakari Ailus2012-05-081-1/+3
| | | | | | | | Handle errors from omap3isp_csi2_reset() in omap3isp_csiphy_acquire(). Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: Fix frame number propagationLaurent Pinchart2012-05-085-49/+6
| | | | | | | | | | | | | | | | | | When propagating the frame number through the pipeline, the frame number must be incremented at frame start by the appropriate IRQ handler. This was properly handled for the CSI2 and CCP2 receivers, but not when the CCDC parallel interface is used. ADD frame number incrementation to the HS/VS interrupt handler. As the HS/VS interrupt is also generated for frames received by the CSI2 and CCP2 receivers, remove explicit propagation handling from the serial receivers. Reported-by: Kruno Mrak <kruno.mrak@matrix-vision.de> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@iki.fi> Tested-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: Prevent crash at module unloadSakari Ailus2012-05-081-1/+3
| | | | | | | | | | iommu_domain_free() was called in isp_remove() before omap3isp_put(). omap3isp_put() must not save the context if the IOMMU no longer is there. Fix this. Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] omap3isp: Prevent pipelines that contain a crashed entity from startingLaurent Pinchart2012-05-084-7/+29
| | | | | | | | | | | | | | | | | | | | | The OMAP3 ISP preview engine will violate the L4 bus protocol if we try to write some of its internal registers after it failed to stop properly. This generates an external abort on non-linefetch fault, triggering a fatal kernel oops. We can't always prevent preview engine stop failures (they can for instance be caused by a sensor crash), but we can improve the system reliability by refusing to start streaming on a pipeline that contains the preview engine if it failed to stop. The driver will then eventually reset the ISP (when all applications will have closed their file handles related to OMAP3 ISP device nodes), making the ISP usable again. Fixes: NB#291334 - camera: Recover gracefully from ISP crash instead of oopsing Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Sakari Ailus <sakari.ailus@maxwell.research.nokia.com> Reviewed-by: Phil Carmody <ext-phil.2.carmody@nokia.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Use videobuf2 .get_unmapped_area() implementationLaurent Pinchart2012-05-081-30/+13
| | | | | | | | The get_unmapped_area() operation was forgotten during conversion to videobuf2. Fix it. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] MAINTAINERS: Update UVC driver's mailing list addressLaurent Pinchart2012-05-081-1/+1
| | | | | Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Fix ENUMINPUT handlingLaurent Pinchart2012-05-081-1/+1
| | | | | | | | | | Properly validate the user-supplied index against the number of inputs. The code used the pin local variable instead of the index by mistake. Reported-by: Jozef Vesely <vesely@gjh.sk> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: stable@vger.kernel.org Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: For querystd, start with list of hardware-supported standardsMike Isely2012-05-071-1/+1
| | | | | | | | | | | | | | The V4L querystd implementation appears to want to narrow down the list of available standards by starting with a hardware-supported list and then attempting to detect which among those are actually available. Prior to this change in the pvrusb2 driver we started with all possible standards. With this change in place we instead narrow to just the standards that we know the hardware can actually support. For example, this removes the ATSC standards from the list if we aren't dealing with a hybrid device... Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: Get rid of obsolete code for video standard enumerationMike Isely2012-05-073-166/+2
| | | | | | | | | Get rid of pvrusb2-local implementation for enumeration of video standards - with video_ioctl2 this happens automatically now in the v4l core. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: Trivial tweak to get rid of some redundant dereferencesMike Isely2012-05-071-4/+6
| | | | | Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: Base available video standards on what hardware supportsMike Isely2012-05-071-4/+7
| | | | | | | | | | | | | With the transition to ioctl2, the pvrusb2 driver's own standards enumeration is no longer used. Instead a generic algorithm internal to v4l is used (which is a great idea - since the pvrusb2 implementation itself was generic anyway). This change ensures that the v4l algorithm works with the correct set of hardware supported standards. This resolves a FIXME left behind from the videodev_ioctl2 transition. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media][trival] pvrusb2: Fix truncated video standard namesMike Isely2012-05-071-1/+1
| | | | | Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: Transform video standard detection result into read-only ↵Mike Isely2012-05-074-10/+40
| | | | | | | | | | | | | control ID Other aspects of the pvrusb2 driver - including in particular those dealing with video standards - all use internal control IDs for uniform access by the interfaces. By exporting the querystd result as another control ID, uniform access to it becomes available through the sysfs interface. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: Implement querystd for videodev_ioctl2Mike Isely2012-05-071-0/+9
| | | | | Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: Clean up pvr2_hdw_get_detected_std()Mike Isely2012-05-071-0/+1
| | | | | | | | Move full implementation of pvr2_hdw_get_detected_std() actually include pvr2_hdw_get_detected_std(). Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: convert to video_ioctl2Hans Verkuil2012-05-071-639/+679
| | | | | | | | | | | Note: there is one FIXME remaining: the tvnorms field of struct video_device should be set up correctly. I have used V4L2_STD_ALL for now, but I'm sure this can be improved. This field is used by video_ioctl2 to implement ENUMSTD. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] pvrusb2: Stop statically initializing reserved struct fields to zeroMike Isely2012-05-071-2/+0
| | | | | | | | | | | | | | In any statically initialized data structure, the compiler is going to zero any part which is not already explicitly initialized. While we can take that knowledge overboard and simply avoid initializing anything that needs to be zero, it's at least a good idea not to bother zeroing parts that we don't otherwise care about - like "reserved" fields which may change in the future. Avoiding initialization of those fields now also avoids possible conflict down the road. Signed-off-by: Mike Isely <isely@pobox.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Drop unused ctrl member from struct uvc_control_mappingHans de Goede2012-05-072-3/+0
| | | | | | Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Send control change events for slave ctrls when the master ↵Hans de Goede2012-05-071-2/+56
| | | | | | | | | | | | | | changes This allows v4l2 control UI-s to update the inactive state (ie grey-ing out of controls) for slave controls when the master control changes. [Use __uvc_find_control() to find slave controls, as they're always located in the same entity as the corresponding master control] Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Properly report the inactive flag for inactive controlsHans de Goede2012-05-072-0/+37
| | | | | | | | | | Note the unused in this patch slave_ids addition to the mappings will get used in a follow up patch to generate control change events for the slave ctrls when their flags change due to the master control changing value. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Add support for control eventsHans de Goede2012-05-073-14/+170
| | | | | | Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Move __uvc_ctrl_get() upHans de Goede2012-05-071-38/+38
| | | | | | | | | | | | This avoids the need for doing a forward declaration of __uvc_ctrl_get (which is a static function) in later patches in this series. Note to reviewers this patch does not change a single line of code, it just moves the function up in uvc_ctrl.c a bit. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Refactor uvc_ctrl_get and queryHans de Goede2012-05-071-28/+49
| | | | | | | | This is a preparation patch for adding ctrl event support. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] uvcvideo: Fix a "ignoring return value of ‘__clear_user’" warningHans de Goede2012-05-071-1/+2
| | | | | | Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] v4l2-ctrls: Use v4l2_subscribed_event_opsHans de Goede2012-05-074-51/+39
| | | | | | | | Signed-off-by: Hans de Goede <hdegoede@redhat.com> [hans.verkuil@cisco.com: Fix a locking bug] Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] v4l2-event: Add v4l2_subscribed_event_opsHans de Goede2012-05-078-30/+86
| | | | | | | | | | | | Just like with ctrl events, drivers may want to get called back on listener add / remove for other event types too. Rather then special casing all of this in subscribe / unsubscribe event it is better to use ops for this. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] media/radio: use v4l2_ctrl_subscribe_event where possibleHans de Goede2012-05-072-22/+2
| | | | | | Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] cpia2: major overhaul to get it in a working state againHans Verkuil2012-05-075-787/+363
| | | | | | | | | | | | | | This driver was severely broken. This patch makes it work again, and updates it to the latest V4L2 frameworks (except for videobuf2). It passes the v4l2-compliance tests and it now handles suspend/resume correctly. Several custom controls are replaced by new standard controls, only the USB_ALTERNATE control remains. Tested with the Hanse HVS-CM500PC USB microscope. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] media/video/et61x251: Remove this deprecated driverHans de Goede2012-05-078-3172/+0
| | | | | | | | | The et61x251 has been deprecated for a couple of releases now, as all devices it supports are also supported by gspca_etoms, and it has not seen any maintenance in years. So now it is time to remove it. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
* [media] gspca_pac7302: Improve the gain controlHans de Goede2012-05-071-5/+15
| | | | | Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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