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Introduce support for bringing up Virtual Processors in MIPSr6 systems as CPUs, much like their VPE parallel from the now-deprecated MT ASE. The existing mips_cps_boot_vpes function fits the MIPSr6 architecture pretty well - it can now simply write the mask of running VPs to the VC_RUN register, rather than looping through each & starting or stopping as appropriate as is done for VPEs from the MT ASE. Thus the VP support is in general an extension & simplification of the existing MT ASE VPE (aka SMVP) support. Signed-off-by: Paul Burton <paul.burton@imgtec.com> Cc: Matt Redfearn <matt.redfearn@imgtec.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Maciej W. Rozycki <macro@linux-mips.org> Cc: Niklas Cassel <niklas.cassel@axis.com> Cc: Ezequiel Garcia <ezequiel.garcia@imgtec.com> Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org Patchwork: https://patchwork.linux-mips.org/patch/12339/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org> (cherry picked from commit 5a3e7c02d84fd31e6a2b1b242612363b6131a09e) Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>