Setting DP_PORT_EN in intel_dp->DP is already handled by intel_dp_enable_port() so there is no point in setting it also from the link training code. For DDI platforms a bit with that name doesn't even exist. The counterpart is DDI_BUF_CTL_ENABLE, which is already set up by intel_ddi_prepare_link_retrain(). Fortunately it is the same bit so there was no harm in doing this from the platform independent code as well. But it's just confusing when platform independent code sets platform specific bits in intel_dp->DP. Just get rid of it. Cc: Imre Deak <imre.deak@intel.com> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210930134310.31669-3-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak <imre.deak.intel.com>
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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