ramips: mt7621: refactor set affinity script

The current one only looks for mt76x2e and mt7603e, and
does not work for 2 or more same Wi-Fi chips.
Refactor the script to cover those cases.

Signed-off-by: DENG Qingfang <dengqf6@mail2.sysu.edu.cn>

diff --git a/target/linux/ramips/mt7621/base-files/etc/init.d/set-irq-affinity b/target/linux/ramips/mt7621/base-files/etc/init.d/set-irq-affinity
index 9a3afefa5a3cbf930a7b39d2e51beb77a38050e6..c118d928a76badd77dff28b272e5f904ae4a712a 100755 (executable)
--- a/target/linux/ramips/mt7621/base-files/etc/init.d/set-irq-affinity
+++ b/target/linux/ramips/mt7621/base-files/etc/init.d/set-irq-affinity
@@ -2,30 +2,18 @@
 
 START=99
 
-get_irq() {
-       local name="$1"
-       grep -m 1 "$name" /proc/interrupts | cut -d: -f1 | sed 's, *,,'
-}
-
-set_irq_affinity() {
-       local name="$1"
-       local val="$2"
-       local irq="$(get_irq "$name")"
-       [ -n "$irq" ] || return
-       echo "$val" > "/proc/irq/$irq/smp_affinity"
-}
-
 start() {
        if grep -q 'processor.*: 2' /proc/cpuinfo; then
-               mask1=4
-               mask2=8
+               mask=4
        elif grep -q 'processor.*: 1' /proc/cpuinfo; then
-               mask1=2
-               mask2=2
+               mask=2
        else
                return
        fi
 
-       set_irq_affinity mt76x2e $mask1
-       set_irq_affinity mt7603e $mask2
+       for irq in $(grep "mt76..e" /proc/interrupts | cut -d: -f1 | sed 's, *,,')
+       do
+               echo "$mask" > "/proc/irq/$irq/smp_affinity"
+               [ $mask = 4 ] && mask=8
+       done
 }