This workaround is added for Media tile of MTL A step. It is to help pcode workaround which handles the hardware issue seen during package C2/C3 transitions due to RC6 entry/exit transitions on Media tile. As a part of workaround pcode expect kmd to send mailbox message "media busy" when components of Media tile are in use and "media idle" otherwise. As per workaround description gucrc need to be disabled so enabled host based RC for Media tile. v2: - Correct workaround id (Matt) - Fix review comments (Rodrigo) Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Radhakrishna Sripada <radhakrishna.sripada@intel.com> Cc: Vinay Belgaumkar <vinay.belgaumkar@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Badal Nilawar <badal.nilawar@intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20221103184559.2306481-1-badal.nilawar@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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