powerpc/inst: Remove PPC_INST_BL

Convert last users of PPC_INST_BL to PPC_RAW_BL()

And remove PPC_INST_BL.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/d9eacb758e7ae7cf224211ebe3f6f7d409a333be.1652074503.git.christophe.leroy@csgroup.eu

arch/powerpc/include/asm/ppc-opcode.h

@@ -301,7 +301,6 @@
 #define PPC_INST_ADDIS			0x3c000000
 #define PPC_INST_ADD			0x7c000214
 #define PPC_INST_DIVD			0x7c0003d2
-#define PPC_INST_BL			0x48000001
 #define PPC_INST_BRANCH_COND		0x40800000
 
 /* Prefixes */

arch/powerpc/net/bpf_jit.h

@@ -35,7 +35,7 @@
 	} while (0)
 
 /* bl (unconditional 'branch' with link) */
-#define PPC_BL(dest)	EMIT(PPC_INST_BL | (((dest) - (unsigned long)(image + ctx->idx)) & 0x03fffffc))
+#define PPC_BL(dest)	EMIT(PPC_RAW_BL((dest) - (unsigned long)(image + ctx->idx)))
 
 /* "cond" here covers BO:BI fields. */
 #define PPC_BCC_SHORT(cond, dest)					      \