On Fri, May 29, 2020 at 4:42 PM Sandeep Singh <Sandeep.Singh@xxxxxxx> wrote: > > From: Sandeep Singh <sandeep.singh@xxxxxxx> > > AMD SFH(Sensor Fusion Hub) is HID based driver.SFH FW > is part of MP2 processor (MP2 which is an ARM® Cortex-M4 > core based co-processor to x86) and it runs on MP2 where > in driver resides on X86.The driver functionalities are > divided into three parts:- > > 1: amd-mp2-pcie:- This module will communicate with MP2 FW and > provide that data into DRAM. > 2: Client driver :- This part for driver will use dram data and > convert that data into HID format based on > HID reports. > 3: Transport driver :- This part of driver will communicate with > HID core. Communication between devices and > HID core is mostly done via HID reports > > In terms of architecture it is much more reassembles like > ISH(Intel Integrated Sensor Hub). However the major difference > is all the hid reports are generated as part of kernel driver. > AMD SFH driver taken reference from ISH in terms of > design and functionalities at fewer location. > > AMD sensor fusion Hub is part of a SOC 17h family based platforms. > The solution is working well on several OEM products. > AMD SFH uses HID over PCIe bus. > I can't believe this is fifth version. Guys, you have to do much more work on these drivers. > Sandeep Singh (4): > SFH: Add maintainers and documentation for AMD SFH based on HID > framework > SFH: PCI driver to add support of AMD sensor fusion Hub using HID > framework > SFH: Transport Driver to add support of AMD Sensor Fusion Hub (SFH) > SFH: Create HID report to Enable support of AMD sensor fusion Hub > (SFH) > > Changes since v1: > -Fix auto build test warnings > -Fix warnings captured using smatch > -Changes suggested by Dan Carpenter > > Links of the review comments for v1: > [1] https://patchwork.kernel.org/patch/11325163/ > [2] https://patchwork.kernel.org/patch/11325167/ > [3] https://patchwork.kernel.org/patch/11325171/ > [4] https://patchwork.kernel.org/patch/11325187/ > > > Changes since v2: > -Debugfs divided into another patch > -Fix some cosmetic changes > -Fix for review comments > Reported and Suggested by:- Srinivas Pandruvada > > Links of the review comments for v2: > [1] https://patchwork.kernel.org/patch/11355491/ > [2] https://patchwork.kernel.org/patch/11355495/ > [3] https://patchwork.kernel.org/patch/11355499/ > [4] https://patchwork.kernel.org/patch/11355503/ > > > Changes since v3: > -removed debugfs suggested by - Benjamin Tissoires > > Links of the review comments for v3: > [1] https://lkml.org/lkml/2020/2/11/1256 > [2] https://lkml.org/lkml/2020/2/11/1257 > [3] https://lkml.org/lkml/2020/2/11/1258 > [4] https://lkml.org/lkml/2020/2/11/1259 > [5] https://lkml.org/lkml/2020/2/11/1260 > > > Changes since v4: > - Rework done based on review comments by - Andy Shevchenko > - changes done based on suggested by -Richard Neumann > > Links of the review comments for v4: > [1] https://lkml.org/lkml/2020/2/26/1360 > [2] https://lkml.org/lkml/2020/2/26/1361 > [3] https://lkml.org/lkml/2020/2/26/1362 > [4] https://lkml.org/lkml/2020/2/26/1363 > [5] https://lkml.org/lkml/2020/2/27/1 > > > Sandeep Singh (4): > SFH: Add maintainers and documentation for AMD SFH based on HID > framework > SFH: PCI driver to add support of AMD sensor fusion Hub using HID > framework > SFH: Transport Driver to add support of AMD Sensor Fusion Hub (SFH > SFH: Create HID report to Enable support of AMD sensor fusion Hub > (SFH) > > Documentation/hid/amd-sfh-hid.rst | 160 +++++ > MAINTAINERS | 8 + > drivers/hid/Kconfig | 2 + > drivers/hid/Makefile | 1 + > drivers/hid/amd-sfh-hid/Kconfig | 21 + > drivers/hid/amd-sfh-hid/Makefile | 16 + > drivers/hid/amd-sfh-hid/amd_mp2_pcie.c | 196 +++++++ > drivers/hid/amd-sfh-hid/amd_mp2_pcie.h | 137 +++++ > drivers/hid/amd-sfh-hid/amdsfh-hid-client.c | 256 ++++++++ > drivers/hid/amd-sfh-hid/amdsfh-hid.c | 179 ++++++ > drivers/hid/amd-sfh-hid/amdsfh-hid.h | 84 +++ > .../hid_descriptor/amd_sfh_hid_descriptor.c | 251 ++++++++ > .../hid_descriptor/amd_sfh_hid_descriptor.h | 125 ++++ > .../hid_descriptor/amd_sfh_hid_report_descriptor.h | 642 +++++++++++++++++++++ > 14 files changed, 2078 insertions(+) > create mode 100644 Documentation/hid/amd-sfh-hid.rst > create mode 100644 drivers/hid/amd-sfh-hid/Kconfig > create mode 100644 drivers/hid/amd-sfh-hid/Makefile > create mode 100644 drivers/hid/amd-sfh-hid/amd_mp2_pcie.c > create mode 100644 drivers/hid/amd-sfh-hid/amd_mp2_pcie.h > create mode 100644 drivers/hid/amd-sfh-hid/amdsfh-hid-client.c > create mode 100644 drivers/hid/amd-sfh-hid/amdsfh-hid.c > create mode 100644 drivers/hid/amd-sfh-hid/amdsfh-hid.h > create mode 100644 drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_descriptor.c > create mode 100644 drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_descriptor.h > create mode 100644 drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_report_descriptor.h > > -- > 2.7.4 > -- With Best Regards, Andy Shevchenko
