lkml.org 
[lkml]   [2021]   [Jan]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 0/8] i2c: improve RECV_LEN documentation & usage
    On Sat, Jan 09, 2021 at 01:43:04PM +0100, Wolfram Sang wrote:
    > Because I want to clarify I2C_M_RECV len usage, this series updates the
    > documentation and some of its users. Patch 1 refactors the whole
    > documentation of 'i2c_msg', so all usage of I2C_M_* flags and their
    > conditions hopefully become clearer. Patch 2+3 remove some obvious
    > boilerplate in the UAPI headers while here. Patch 4 is a driver fix I
    > found while working on this series. Patch 5 introduces a new convenience
    > macro to enable SMBus transfers which need I2C_M_RECV_LEN. Then, some
    > drivers use the new macro, sometimes to remove boilerplate, sometimes
    > because these SMBus transfers have been forgotten before.
    >
    > This series is the first part of a larger work to extend I2C_M_RECV_LEN
    > to allow larger transfer sizes (as specified in the SMBus 3.0 standard)
    > and to enable this on Renesas R-Car hardware.
    >
    > Looking forward to comments and/or reviews; the driver patches are only
    > build-tested.
    >
    > Happy hacking,
    >
    > Wolfram
    >
    >
    > Wolfram Sang (8):
    > i2c: refactor documentation of struct i2c_msg
    > i2c: remove licence boilerplate from main UAPI header
    > i2c: remove licence boilerplate from i2c-dev UAPI header
    > i2c: octeon: check correct size of maximum RECV_LEN packet
    > i2c: uapi: add macro to describe support for all SMBus transfers
    > i2c: algo: bit: use new macro to specifiy capabilities
    > i2c: qup: advertise SMBus transfers using RECV_LEN
    > i2c: s3c2410: advertise SMBus transfers using RECV_LEN
    >
    > drivers/i2c/algos/i2c-algo-bit.c | 4 +-
    > drivers/i2c/busses/i2c-octeon-core.c | 2 +-
    > drivers/i2c/busses/i2c-qup.c | 2 +-
    > drivers/i2c/busses/i2c-s3c2410.c | 2 +-

    Applied to for-next, thanks!

    [unhandled content-type:application/pgp-signature]
    \
     
     \ /
      Last update: 2021-01-22 10:36    [W:2.902 / U:0.716 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site