ACK: [SRU][N:linux-bluefield][PATCH v1 0/5] i2c-mlxbf: Replace SAUCE patches with upstream content
Kuba Pawlak
kuba.pawlak at canonical.com
Mon Aug 18 11:46:10 UTC 2025
On 6.08.2025 21:02, Chris Babroski wrote:
> BugLink: https://bugs.launchpad.net/bugs/2119651
>
> [Impact]
>
> The BlueField I2C driver in Jammy and Noble repos consists of several SAUCE patches.
> There are now equivalent upstream patches that should be used instead.
>
> [Fix]
>
> * Revert SAUCE patches and then cherry-pick upstream patches that implement the same functionality
> * Include new missing patch that was added upstream
>
> [Test Case]
>
> * Verify MLXBF I2C driver builds and loads without errors on Bluefield 2 and Bluefield 3.
> * Verify I2C block read of a device that requires repeated start conditions succeeds using the following command: "i2cget -y <bus> <target> <reg> i <bytes>".
> * Verify IPMB communication with BMC to regression test general I2C behavior. Used the following command which will result in several I2C transactions: "ipmitool mc info".
>
> [Regression Potential]
>
> Low potential, as upstream commits have been tested and vetted by upstream maintainers.
>
> Arnd Bergmann (1):
> i2c: mlxbf: avoid 64-bit division
>
> Chris Babroski (4):
> Revert "UBUNTU: SAUCE: i2c-mlxbf: Repeated start support"
> Revert "UBUNTU: SAUCE: i2c-mlxbf: Improve I2C bus timing
> configuration"
> i2c-mlxbf: Add repeated start condition support
> i2c-mlxbf: Improve I2C bus timing configuration
>
> drivers/i2c/busses/i2c-mlxbf.c | 8 +++-----
> 1 file changed, 3 insertions(+), 5 deletions(-)
>
Acked-by: Kuba Pawlak <kuba.pawlak at canonical.com>
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