HDMI connection failed in xenomai Linux raspberrypi 5.10.191-xenomai #1 SMP PREEMPT IRQPIPE Tue Jan 21 03:48:01 CST 2025 aarch64 GNU/Linux.
It was originally working with Linux raspberrypi 6.6.51+rpt-rpi-v8 #1 SMP PREEMPT Debian 1:6.6.51-1+rpt3 (2024-10-08) aarch64 and could connect to the screen normally, but after switching to 5.10.191-xenomai, the connection failed.
Error message(dmesg):
[drm:vc5_hdmi_init_resources [vc4]] ERROR Failed to get HDMI state machine clock.
vc4_hdmi fef00700.hdmi: Could not register PCM component: -517.
It was originally working with Linux raspberrypi 6.6.51+rpt-rpi-v8 #1 SMP PREEMPT Debian 1:6.6.51-1+rpt3 (2024-10-08) aarch64 and could connect to the screen normally, but after switching to 5.10.191-xenomai, the connection failed.
Error message(dmesg):
[drm:vc5_hdmi_init_resources [vc4]] ERROR Failed to get HDMI state machine clock.
vc4_hdmi fef00700.hdmi: Could not register PCM component: -517.
Statistics: Posted by sh4602 — Wed Jan 22, 2025 3:54 am