Blackfin: dpmc: omit RETE/RETN when hibernating

The RETE/RETN registers are only used in emulation(JTAG) and NMI nodes,
or as scratch registers, neither of which need to be saved/restored as
this code doesn't execute at those core event levels.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 0 insertions, 4 deletions

diff --git a/arch/blackfin/mach-common/dpmc_modes.S b/arch/blackfin/mach-common/dpmc_modes.S
index 3fba05c99098..bebb01961622 100644
--- a/arch/blackfin/mach-common/dpmc_modes.S
+++ b/arch/blackfin/mach-common/dpmc_modes.S
@@ -510,8 +510,6 @@ ENTRY(_do_hibernate)
         r0 = RETI;
         [--sp] = r0;
         [--sp] = RETX;
-        [--sp] = RETN;
-        [--sp] = RETE;
         [--sp] = SEQSTAT;
 
         /* Save Magic, return address and Stack Pointer */
@@ -533,8 +531,6 @@ ENTRY(_do_hibernate)
 
         /* Restore Core Registers */
         SEQSTAT = [sp++];
-        RETE = [sp++];
-        RETN = [sp++];
         RETX = [sp++];
         r0 = [sp++];
         RETI = r0;