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path: root/drivers/media/platform/rockchip/rga/Makefile
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2019-05-21treewide: Add SPDX license identifier - Makefile/KconfigThomas Gleixner1-0/+1
Add SPDX license identifiers to all Make/Kconfig files which: - Have no license information of any form These files fall under the project license, GPL v2 only. The resulting SPDX license identifier is: GPL-2.0-only Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-10-17[media] rockchip/rga: v4l2 m2m supportJacob Chen1-0/+3
Rockchip RGA is a separate 2D raster graphic acceleration unit. It accelerates 2D graphics operations, such as point/line drawing, image scaling, rotation, BitBLT, alpha blending and image blur/sharpness The driver supports various operations from the rendering pipeline. - copy - fast solid color fill - rotation - flip - alpha blending The code in rga-hw.c is used to configure regs according to operations The code in rga-buf.c is used to create private mmu table for RGA. Signed-off-by: Jacob Chen <jacob-chen@iotwrt.com> Signed-off-by: Hans Verkuil <hansverk@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>