crypto: x86 - Put back integer parts of include/asm/inst.h

Resolves conflict with the tip tree.

Fixes: d7866e50 ("crypto: x86 - Remove include/asm/inst.h")
CC: Thomas Gleixner <tglx@linutronix.de>
CC: Ingo Molnar <mingo@redhat.com>
CC: Borislav Petkov <bp@alien8.de>
CC: "H. Peter Anvin" <hpa@zytor.com>
CC: Stephen Rothwell <sfr@canb.auug.org.au>,
CC: "Chang S. Bae" <chang.seok.bae@intel.com>,
CC: Peter Zijlstra <peterz@infradead.org>,
CC: Sasha Levin <sashal@kernel.org>
Signed-off-by: Uros Bizjak <ubizjak@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>