Currently SMMU context banks are chosen dynamically based on
available context bank. Few use cases requires context banks to
be fixed to retain SMMU mappings even after process exits and resumes
again. Few other use cases requires to use multiple context banks of
similar remote subsystem process types. Allocate designated context
bank session with process type matching with remote subsystem
process type.
Change-Id: Ie8ccad2fde4e2e21aaf8c6ede0ab31645cdf350c
Signed-off-by: Himateja Reddy <quic_hmreddy@quicinc.com>
This change enables sharing of a new page to DSP.
New page will contain inital debug parameters which we
need to pass to the DSP during the process initiation.
Change-Id: I8ae12cb364811a97eca3f15e70106b36bcec3f54
Signed-off-by: Vamsi Krishna Gattupalli <quic_vgattupa@quicinc.com>
Currently async job is first added to pending context list and later
job is send to remote sub system. After the job is added to pending
context list, if any SSR happens, all the async pending job contexts are
responded and freed in async response thread. Original thread that added
job to pending context list might not have sent the job, as there is SSR and can
free the context again in same thread. Queue response in SSR only when
the job is sent to remote sub system.
Signed-off-by: Himateja Reddy <quic_hmreddy@quicinc.com>
Change-Id: I1f880316f327a8345433d5d22b619ef0a50d7240
In current code fastrpc_file_free and bus driver invoke call are in
parallel, we would see corruption as both try to access fastrpc_mmap
list. To resolve this issue added signaling mechanism between
fastrpc_file_free and bus driver invoke call. If bus driver invoke
call is running in parallel with fastrpc_file_free, it would wait
until the invoke call is completed. Also added locks in bus driver API
to protect fastrpc_mmap's.
To improve code readablity created separate API for bus driver map
and unmap.
Change-Id: I5fd6f331febdecb319b168b36590a73e4532038a
Signed-off-by: Anirudh Raghavendra <quic_araghave@quicinc.com>
If pd is down, new device ioctls wait for pdup before
copying ioctl params and saving ctx information.
Shift logic to check pdup from device_ioctl to after
context creation and before invoke send to allow
current ioctl information to be store in pending ctx.
Change-Id: Ia9747394020fd35b02f4074a82edecace72f87db
Signed-off-by: nishant chaubey <quic_chaubey@quicinc.com>
Fixes to fastrpc trusted driver to run on TVM.
Added a workqueue for receiving kernel packets.
Changed array allocation of kernel sockets to save space.
Original design was allocating static 2-d array glist_session_ctrl
for all possible subsystems and domains.
New implementation is allocating staic 2-d reference array.
Each entry in the array will only be allocated if remote domain
is supported.
Change-Id: I303375822714aa6f8eadf525b09326aa05714fd7
Signed-off-by: Edgar Flores <quic_edgarf@quicinc.com>
Increasing number of allowed sessions from 13 to 14 to accomodate
the shared context banks for CPZ.
Change-Id: Ie0757dae9d0876f5e827daab4fe9e9a661fc0680
Signed-off-by: Anirudh Raghavendra <quic_araghave@quicinc.com>
Current subsystem state flag cannot define all state of the subsystem.
Different handling might be needed for different subsystem states.
Add multiple subsystem state support.
Change-Id: Id091dfded583c8cd7e95c0d306de6dd34b03485d
Acked-by: Santosh Sakore <ssakore@qti.qualcomm.com>
Signed-off-by: Vamsi Krishna Gattupalli <quic_vgattupa@quicinc.com>
Currently no debug information of when ctx interrupted,
restored. This make ioctl hang/high invoke time issues
hard to debug. Add variables to store interrupted, restore
timestamp in pending ctx and gmsg_log.
Change-Id: I32226e96c54acb5878f2b8d37110bae7f65d49f3
Signed-off-by: nishant chaubey <quic_chaubey@quicinc.com>
Add ioctl control support to exit notif and async
threads.
Change-Id: Ifc7212fd84bdba46724252e00e1d479865cefc64
Signed-off-by: nishant chaubey <quic_chaubey@quicinc.com>
Currently PD type is getting updated with some magic numbers. Add
enum with different PD type information and use these types instead
of magic numbers for better code readability.
Change-Id: I20eb03726cabfcc88589be215c3c967b608a9cdb
Acked-by: Ekansh Gupta <ekangupt@qti.qualcomm.com>
Signed-off-by: Vamsi Krishna Gattupalli <quic_vgattupa@quicinc.com>
Currently CPZ secure context banks are not shared on CDSP. Share
CP secure context banks among applications that use secure memory,
so that many CPZ applications can be spawned and offloaded to DSP.
Change-Id: I77d95bab86ef527e41c9fe79058742615f4adb0e
Signed-off-by: Himateja Reddy <quic_hmreddy@quicinc.com>
Number of parameters in print statement was less than number of
format specifiers. This was causing an error with the new kernel
compiler.
Change-Id: Iad4ed0ad373559ecd64e8d9bfb1da37532f443c9
Signed-off-by: Anirudh Raghavendra <quic_araghave@quicinc.com>
