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drivers/intel/gma/acpi: Replace Subtract(a,b) with ASL 2.0 syntax 

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

Change-Id: I4f6ffd6bbf6a37e041879e50fe41ce3cc856371f
Signed-off-by: Felix Singer <felixsinger@posteo.net>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60497
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
This commit is contained in:
Felix Singer 2021-12-30 02:09:31 +01:00
parent f94ec24eb9
commit 1eba1968b5
2 changed files with 4 additions and 6 deletions
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4
src/drivers/intel/gma/acpi/common.asl
View File

@ -9,7 +9,7 @@
Store (Match (BRIG, MEQ, Arg0, MTR, Zero, 2), Local0)
If (LEqual (Local0, Ones))
{
Return (Subtract(SizeOf(BRIG), One))
Return (SizeOf(BRIG) - 1)
}
Return (Local0)
}
@ -56,7 +56,7 @@
Notify (LCD0, 0x86)
} Else {
Store (BRID (XBQC ()), Local0)
If (LNotEqual (Local0, Subtract(SizeOf(BRIG), One)))
If (LNotEqual (Local0, SizeOf(BRIG) - 1))
{
Increment (Local0)
}

6
src/drivers/intel/gma/acpi/configure_brightness_levels.asl
View File

@ -121,15 +121,13 @@
/* Local1: loop index (selectable values start at 2 in BRIG) */
Store (2, Local1)
While (LLess (Local1, Subtract (SizeOf (BRIG), 1))) {
While (LLess (Local1, SizeOf (BRIG) - 1)) {
/* Local[23]: adjacent values in BRIG */
Store (DeRefOf (BRIG[Local1]), Local2)
Store (DeRefOf (BRIG[Add (Local1, 1)]), Local3)
If (LLess (Local0, Local3)) {
If (LOr (LLess (Local0, Local2),
LLess (Subtract (Local0, Local2),
Subtract (Local3, Local0)))) {
If (LOr (LLess (Local0, Local2), LLess (Local0 - Local2, Local3 - Local0))) {
Return (Local2)
} Else {
Return (Local3)