Change in coreboot[master]: ec/google/chromeec/acpi: Replace Subtract(a,b,c) with ASL 2.0 syntax

[Felix Singer (Code Review)]

Attention is currently required from: Tim Wawrzynczak.
Felix Singer has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/60475 )

Change subject: ec/google/chromeec/acpi: Replace Subtract(a,b,c) with ASL 2.0 syntax
......................................................................

ec/google/chromeec/acpi: Replace Subtract(a,b,c) with ASL 2.0 syntax

Replace `Subtract (a, b, c)` with `c = a - b`.

Change-Id: If35c90d0e7d523f67f94d542e37fdca43bb16d7c
Signed-off-by: Felix Singer 
---
M src/ec/google/chromeec/acpi/ec.asl
1 file changed, 3 insertions(+), 3 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/75/60475/1

diff --git a/src/ec/google/chromeec/acpi/ec.asl b/src/ec/google/chromeec/acpi/ec.asl
index f521e27..5974e2c 100644
--- a/src/ec/google/chromeec/acpi/ec.asl
+++ b/src/ec/google/chromeec/acpi/ec.asl
@@ -426,7 +426,7 @@
    	Divide (ToInteger (Arg1), 10, , Local1)

/* Adjust by EC temperature offset */
-		Subtract (Local1, ^TOFS, ^PATT)
+		^PATT = Local1 - ^TOFS

/* Set commit value with SELECT=0 and ENABLE=1 */
    	Store (0x02, ^PATC)
@@ -453,7 +453,7 @@
    	Divide (ToInteger (Arg1), 10, , Local1)

/* Adjust by EC temperature offset */
-		Subtract (Local1, ^TOFS, ^PATT)
+		^PATT = Local1 - ^TOFS

/* Set commit value with SELECT=1 and ENABLE=1 */
    	Store (0x03, ^PATC)
@@ -542,7 +542,7 @@
    	If (LEqual (^DDPN, 0)) {
    		Return (^TBMD)
    	} Else {
-			Subtract (^DDPN, 1, Local0)
+			Local0 = ^DDPN - 1
    		Return (Local0)
    	}
    }