Messages in this thread | | | Subject | Re: [PATCH v2] platform/chrome: Re-introduce cros_ec_cmd_xfer and use it for ioctls | From | patchwork-bot+chrome-platform@kernel ... | Date | Wed, 20 Apr 2022 09:10:11 +0000 |
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Hello:
This patch was applied to chrome-platform/linux.git (for-next) by Tzung-Bi Shih <tzungbi@kernel.org>:
On Fri, 18 Mar 2022 09:54:22 -0700 you wrote: > Commit 413dda8f2c6f ("platform/chrome: cros_ec_chardev: Use > cros_ec_cmd_xfer_status helper") inadvertendly changed the userspace ABI. > Previously, cros_ec ioctls would only report errors if the EC communication > failed, and otherwise return success and the result of the EC > communication. An EC command execution failure was reported in the EC > response field. The above mentioned commit changed this behavior, and the > ioctl itself would fail. This breaks userspace commands trying to analyze > the EC command execution error since the actual EC command response is no > longer reported to userspace. > > [...]
Here is the summary with links: - [v2] platform/chrome: Re-introduce cros_ec_cmd_xfer and use it for ioctls https://git.kernel.org/chrome-platform/c/57b888ca2541
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