Note:
1. In kernel 4.4 and previous version, the array may cross the boundary
and cover an unknown memory address
2. The array is out of bounds caused by the following submission:
commit 5be47f31f0
Author: Yandong Lin <yandong.lin@rock-chips.com>
Date: Wed Feb 24 19:44:32 2021 +0800
[hal_vdpu]: Support fd and offset to be set separately
Signed-off-by: Yandong Lin <yandong.lin@rock-chips.com>
Change-Id: Ie3fc4324dde497732424cf3023ce81997401fd96
For vepu2, kernel 4.4 and previous version, '/dev/vepu' should be used
rather than '/dev/vpu_service'.
Change-Id: I2efd4a219bbd7dd3cebf226c8ebcede9bcff9823
Signed-off-by: Johnson Ding <johnson.ding@rock-chips.com>
1. Add soc definition structure to replace old one.
2. Use mpp_soc.h to replace soc detection in mpp_platform.h.
3. Add vcodec_type to each device definition.
4. Add check on soc info init.
Change-Id: Iecc44bd79e6fd09c58afbc1b5c526ecf31acc663
Signed-off-by: Herman Chen <herman.chen@rock-chips.com>
1. Move codec_type detection code to vcodec_service.
Only vcodec_service needs to detect vcodec_type. Mpp_service will
report this flag from kernel.
2. Remove kernel device detection code when soc type not detected.
3. Add mpp_soc.h for soc definition.
Change-Id: Ic83897bddbcf0fceb0c5d19a05491f75231092c1
Signed-off-by: Herman Chen <herman.chen@rock-chips.com>
1. Change mpp_device into a new layer for kernel drvier.
2. Separate mpp_service driver and vcodec_service driver.
3. Add mpp_service.c for /dev/mpp_service driver support.
4. Add global mpp_service info query interface.
5. Remove unused function in mpp_device.c
Change-Id: I3f53bba3aef525ad3b1f450bb55830d1eeaf29a6
Signed-off-by: Herman Chen <herman.chen@rock-chips.com>
