From: Tony Lindgren <tony@atomide.com>
Date: Fri, 9 Feb 2018 17:40:19 +0000 (-0800)
Subject: ARM: OMAP2+: Use v7_invalidate_l1 in omap4_finish_suspend
X-Git-Tag: v4.19~1282^2~5^2~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2402ff05c6e6ba21ddc7938f21464f2a0b66e744;p=platform%2Fkernel%2Flinux-rpi.git

ARM: OMAP2+: Use v7_invalidate_l1 in omap4_finish_suspend

We can use just v7_invalidate_l1 here instead of v7_flush_dcache_all
like the comments say.

Cc: Tero Kristo <t-kristo@ti.com>
Cc: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---

diff --git a/arch/arm/mach-omap2/sleep44xx.S b/arch/arm/mach-omap2/sleep44xx.S
index 56dfa2d5..0cae3b0 100644
--- a/arch/arm/mach-omap2/sleep44xx.S
+++ b/arch/arm/mach-omap2/sleep44xx.S
@@ -90,12 +90,7 @@ skip_secure_l1_clean:
 	mcr	p15, 0, r0, c1, c0, 0
 	isb
 
-	/*
-	 * Invalidate L1 data cache. Even though only invalidate is
-	 * necessary exported flush API is used here. Doing clean
-	 * on already clean cache would be almost NOP.
-	 */
-	bl	v7_flush_dcache_all
+	bl	v7_invalidate_l1
 
 	/*
 	 * Switch the CPU from Symmetric Multiprocessing (SMP) mode