add subject On Thu, 2020-10-15 at 11:20 +0800, Neal Liu wrote: > These patch series introduce a MediaTek MT6779 devapc driver. > > MediaTek bus fabric provides TrustZone security support and data protection to prevent slaves from being accessed by unexpected masters. > The security violation is logged and sent to the processor for further analysis or countermeasures. > > Any occurrence of security violation would raise an interrupt, and it will be handled by mtk-devapc driver. > The violation information is printed in order to find the murderer. > > changes since v7: > - fix VIO_MOD_TO_REG_IND calculation wrong problem. > - revise parameter type of ISR. > > changes since v6: > - remove unnecessary mask/unmask module irq during ISR. > > changes since v5: > - remove redundant write reg operation. > - use static variable of vio_dbgs instead. > - add stop_devapc() if driver is removed. > > changes since v4: > - refactor data structure. > - merge two simple functions into one. > - refactor register setting to prevent too many function call overhead. > > changes since v3: > - revise violation handling flow to make it more easily to understand > hardware behavior. > - add more comments to understand how hardware works. > > changes since v2: > - pass platform info through DT data. > - remove unnecessary function. > - remove slave_type because it always equals to 1 in current support SoC. > - use vio_idx_num instread of list all devices' index. > - add more comments to describe hardware behavior. > > changes since v1: > - move SoC specific part to DT data. > - remove unnecessary boundary check. > - remove unnecessary data type declaration. > - use read_poll_timeout() instread of for loop polling. > - revise coding style elegantly. > > > *** BLURB HERE *** > > Neal Liu (2): > dt-bindings: devapc: add bindings for mtk-devapc > soc: mediatek: add mt6779 devapc driver > > .../bindings/soc/mediatek/devapc.yaml | 58 ++++ > drivers/soc/mediatek/Kconfig | 9 + > drivers/soc/mediatek/Makefile | 1 + > drivers/soc/mediatek/mtk-devapc.c | 308 ++++++++++++++++++ > 4 files changed, 376 insertions(+) > create mode 100644 Documentation/devicetree/bindings/soc/mediatek/devapc.yaml > create mode 100644 drivers/soc/mediatek/mtk-devapc.c >
