We don't have a reproducible error case, yet our BSP team suggested that the mmc_switch_status() command in mmc_select_hs400() should come after the callback into the driver completing HS400 setup. It makes sense to me because we want the status of a fully setup HS400, so it will increase the reliability of the mmc_switch_status() command. Reported-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Fixes: ba6c7ac3a2f4 ("mmc: core: more fine-grained hooks for HS400 tuning") Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
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