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precedence issues
This patch fixes the following checkpatch.pl check:
CHECK: Macro argument 'i' may be better as '(i)' to avoid precedence issues
in file iss_regs.h
Link: https://lore.kernel.org/linux-media/20210221195308.1451-1-knv418@gmail.com
Signed-off-by: Nikolay Kyx <knv418@gmail.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
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Added missing SPDX license identifiers to all files of the omap4iss
driver.
Most files already have license texts which clearly state them to be
licensed under GPL 2.0 or later. SPDX identifiers were added accordingly.
Some files do not have any license text. SPDX identifiers for GPL 2.0
were added to them, in accordance with the default license of the
kernel.
Signed-off-by: Daniel Graefe <daniel.graefe@fau.de>
Signed-off-by: Roman Sommer <roman.sommer@fau.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
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This patch fixes some of the checkpatch issue:
CHECK: Prefer using the BIT macro
Signed-off-by: Amarjargal Gundjalam <amarjargal.gundjalam@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Compute the pipeline frame number from the frame number sent by the
sensor instead of incrementing the frame number in software. This
improves dropped frames detection.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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The Linux kernel recommends lower case for hexadecimal constants.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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Input samples must be left-aligned on the ISIF 16-bit data bus.
Configure the 16-to-16-bit selector to shift data according to the input
format.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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Use a macro to get the VDINT indexed registers.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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Add more register definitions at iss_regs.h and improve some register
names.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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This adds a very simplistic driver to utilize the CSI2A interface inside
the ISS subsystem in OMAP4, and dump the data to memory.
Check Documentation/video4linux/omap4_camera.txt for details.
This commit adds the driver core, registers definitions and
documentation.
Signed-off-by: Sergio Aguirre <sergio.a.aguirre@gmail.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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