Streamline the Stage-2 TGRAN value extraction from ID_AA64MMFR0 register by adding a page size agnostic ID_AA64MMFR0_TGRAN_2_SHIFT. This is similar to the existing Stage-1 TGRAN shift i.e ID_AA64MMFR0_TGRAN_SHIFT. Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Cc: Marc Zyngier <maz@kernel.org> Cc: linux-arm-kernel@lists.infradead.org Cc: kvmarm@lists.cs.columbia.edu Cc: linux-kernel@vger.kernel.org Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com> Acked-by: Will Deacon <will@kernel.org> Signed-off-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/1628569782-30213-1-git-send-email-anshuman.khandual@arm.com