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commit 933c1320847f5ed6b61a7d10f0a948aa98ccd7b0 upstream.
After removal of clock_start() from before soc_camera_init_i2c() in
soc_camera_probe() by commit 9aea470b399d ("[media] soc-camera: switch
I2C subdevice drivers to use v4l2-clk") introduced in v3.11, the ov6650
driver could no longer probe the sensor successfully because its clock
was no longer turned on in advance. The issue was initially worked
around by adding that missing clock_start() equivalent to OMAP1 camera
interface driver - the only user of this sensor - but a propoer fix
should be rather implemented in the sensor driver code itself.
Fix the issue by inserting a delay between the clock is turned on and
the sensor I2C registers are read for the first time.
Tested on Amstrad Delta with now out of tree but still locally
maintained omap1_camera host driver.
Fixes: 9aea470b399d ("[media] soc-camera: switch I2C subdevice drivers to use v4l2-clk")
Signed-off-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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The V4L2 sub-device API does not support the crop default target. A number
of drivers apparently still did support this, likely as it was needed by
the SoC camera framework. Drop support for the default crop rectaingle in
sub-device drivers, and use the bounds rectangle in SoC camera instead.
Reported-by: Helmut Grohne <h.grohne@intenta.de>
Suggested-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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Convert all g/s_parm calls to g/s_frame_interval. This allows us
to remove the g/s_parm ops since those are a duplicate of
g/s_frame_interval.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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Omit extra messages for memory allocation failures.
This issue was detected by using the Coccinelle software.
[mchehab@s-opensource.com: merged similar patches]
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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Remove the soc_camera dependencies and move the diver to i2c
Lost features, fortunately not used or not critical on test platform:
- soc_camera power on/off callback - replaced with clock enable/disable
only, no support for platform provided regulators nor power callback,
- soc_camera sense request - replaced with arbitrarily selected default
master clock rate and pixel clock limit, no support for platform
requested values,
- soc_camera board flags - no support for platform requested mbus config
tweaks.
Tested on Amstrad Delta with now out of tree but still locally
maintained omap1_camera host driver.
Signed-off-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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