Troubleshooting • CAN NOT USE WIFI WITH 6.12-RT

Code:

> uname -aLinux perdixky-desktop 6.12.0-rc7-v8-16k+ #2 SMP PREEMPT_RT Wed Nov 13 14:27:15 CST 2024 aarch64 aarch64 aarch64 GNU/Linux

Code:

> dmesg | grep -i wlan> dmesg | grep -i wifi

Code:

> ifconfig -aeth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500        inet 192.168.3.92  netmask 255.255.255.0  broadcast 192.168.3.255        inet6 fe80::2ecf:67ff:fe39:b330  prefixlen 64  scopeid 0x20<link>        ether 2c:cf:67:39:b3:30  txqueuelen 1000  (Ethernet)        RX packets 5430  bytes 589967 (589.9 KB)        RX errors 0  dropped 0  overruns 0  frame 0        TX packets 4008  bytes 436580 (436.5 KB)        TX errors 0  dropped 0  overruns 0  carrier 0  collisions 0        device interrupt 106lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536        inet 127.0.0.1  netmask 255.0.0.0        inet6 ::1  prefixlen 128  scopeid 0x10<host>        loop  txqueuelen 1000  (Local Loopback)        RX packets 178  bytes 16255 (16.2 KB)        RX errors 0  dropped 0  overruns 0  frame 0        TX packets 178  bytes 16255 (16.2 KB)        TX errors 0  dropped 0  overruns 0  carrier 0  collisions 0

Code:

> ip a1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00    inet 127.0.0.1/8 scope host lo       valid_lft forever preferred_lft forever    inet6 ::1/128 scope host noprefixroute       valid_lft forever preferred_lft forever2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000    link/ether 2c:cf:67:39:b3:30 brd ff:ff:ff:ff:ff:ff    inet 192.168.3.92/24 brd 192.168.3.255 scope global dynamic noprefixroute eth0       valid_lft 85419sec preferred_lft 85419sec    inet6 fe80::2ecf:67ff:fe39:b330/64 scope link noprefixroute       valid_lft forever preferred_lft forever

Code:

> tryboot.txtcmdline=cmdline.txtinitramfs initrd.img followkernel[all]# Enable audio output, I2C, and SPI interfacesdtparam=audio=ondtparam=i2c_arm=ondtparam=spi=on# Disable screen overscandisable_overscan=1# Enable KMS ("full" KMS) graphics overlaydtoverlay=vc4-kms-v3ddisable_fw_kms_setup=1# Auto-load overlays for cameras or displays connected to CSI/DSI portscamera_auto_detect=1display_auto_detect=1# Settings for arm64arm_64bit=1# Enable UART0dtparam=uart0=on# Enable onboard WiFidtoverlay=brcmfmac43455-sdio# Enable USB2 output (default for all devices, override for CM4 below)dtoverlay=dwc2[pi4]max_framebuffers=2arm_boost=1[pi3+]# Settings for Pi 3A+ and Pi 3B+dtoverlay=vc4-kms-v3d,cma-128[cm4]# Override USB2 output settings, only for Compute Module 4dtoverlay=dwc2,dr_mode=host