This patch does following
1- Adds new scm call which helps in stage two translation of a memory
region
so that memory ownership sharing and switching can be achieved on
armv8 and later.
2- Enable mss remoteproc on msm8996
Major changes since last patch:
1- Refactored SCM API
2- Changed SCM API Signature
3- Added cpu_to_le32() as and where required
4- Elaborated documentation of new API added
5- Refactored MSS rproc code which make the scm api call
6- Refactored mss rproc code to first load all segments and then
transfer ownership of
memory region to MSS for authentication and boot etc.
7- Other Minor changes
8- kbuild robot gave error so added dummy definition of
__qcom_scm_assign_mem() in qcom_scm-32.c as well
Avaneesh Kumar Dwivedi (4):
firmware: scm: Add new SCM call for switching memory ownership
remoteproc: qcom: refactor mss fw image loading sequence
remoteproc: qcom: Make secure world call for mem ownership switch
remoteproc: qcom: Add support for mss boot on msm8996
.../devicetree/bindings/remoteproc/qcom,q6v5.txt | 4 +-
drivers/firmware/qcom_scm-32.c | 6 +
drivers/firmware/qcom_scm-64.c | 27 ++
drivers/firmware/qcom_scm.c | 75 ++++++
drivers/firmware/qcom_scm.h | 4 +
drivers/remoteproc/qcom_q6v5_pil.c | 280 ++++++++++++++++++---
include/linux/qcom_scm.h | 14 ++
7 files changed, 370 insertions(+), 40 deletions(-)
--
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is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project.
