[PATCH v6 0/4] user space client interface driver

From: Hemant Kumar
Date: Wed Sep 16 2020 - 15:59:05 EST

- Moved uci.c to mhi directory.
- Updated Kconfig to add module information.
- Updated Makefile to rename uci object file name as mhi_uci
- Removed kref for open count

- Removed mhi_uci_drv structure.
- Used idr instead of creating global list of uci devices.
- Used kref instead of local ref counting for uci device and
open count.
- Removed unlikely macro.

- Fix locking to protect proper struct members.
- Updated documentation describing uci client driver use cases.
- Fixed uci ref counting in mhi_uci_open for error case.
- Addressed style related review comments.

V3: Added documentation for MHI UCI driver.

V2: Added mutex lock to prevent multiple readers to access same
mhi buffer which can result into use after free.

Hemant Kumar (4):
bus: mhi: core: Add helper API to return number of free TREs
bus: mhi: core: Move MHI_MAX_MTU to external header file
docs: Add documentation for userspace client interface
bus: mhi: Add userspace client interface driver

Documentation/mhi/index.rst | 1 +
Documentation/mhi/uci.rst | 39 +++
drivers/bus/mhi/Kconfig | 13 +
drivers/bus/mhi/Makefile | 4 +
drivers/bus/mhi/core/internal.h | 1 -
drivers/bus/mhi/core/main.c | 12 +
drivers/bus/mhi/uci.c | 657 ++++++++++++++++++++++++++++++++++++++++
include/linux/mhi.h | 12 +
8 files changed, 738 insertions(+), 1 deletion(-)
create mode 100644 Documentation/mhi/uci.rst
create mode 100644 drivers/bus/mhi/uci.c

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