20250327解决荣品的PRO-RK3566核心板的buildroot系统下报错rockchip-vop2 fe040000.vop: [drm:vop2_isr] *ERROR* POST_BUF_EMPTY irq err at vp0
2025/3/27 20:08
缘起：使用荣品的PRO-RK3566核心板的Buildroot系统，在测试HDMI显示的时候没有显示，DEBUG报告VOP错误。
[ 267.972682] rockchip-vop2 fe040000.vop: [drm:vop2_isr] *ERROR* POST_BUF_EMPTY irq err at vp0
[ 267.972861] rockchip-vop2 fe040000.vop: [drm:vop2_isr] *ERROR* POST_BUF_EMPTY irq err at vp0
[ 267.973461] rockchip-vop2 fe040000.vop: [drm:vop2_isr] *ERROR* POST_BUF_EMPTY irq err at vp0
[ 267.973570] rockchip-vop2 fe040000.vop: [drm:vop2_isr] *ERROR* POST_BUF_EMPTY irq err at vp0
@余顺?我们RPO-RK3566+buildroot是单HDMI显示的。
请问 报这个 错误 是要关闭LCD？
请问在哪里关闭？
[17:21:41.821] Loading module '/usr/lib/weston/desktop-shell.so'
[ 14.573831] read descriptors
[ 14.573949] read strings
alsa-lib main.c:1541:(snd_use_case_mgr_open) error: failed to import hw:1 use case configuration -2
-i use default asound.conf
Starting mobilenet:OK
Starting input-event-daemon: done
root@rk3566-buildroot:/# [ 15.225577] dwhdmi-rockchip fe0a0000.hdmi: failed to get edid
[ 16.982244] dwhdmi-rockchip fe0a0000.hdmi: failed to get edid
[17:21:44.470] DRM: head 'HDMI-A-1' found, connector 114 is connected, EDID make 'unknown', model 'unknown', serial ''
Supported EOTF modes: SDR
[17:21:44.471] launching '/usr/libexec/weston-keyboard'
[17:21:44.477] launching '/usr/libexec/weston-desktop-shell'
[17:21:44.482] HDMI-A-1 using at least 2 buffers
[17:21:44.482] Output 'HDMI-A-1' attempts EOTF mode: SDR
[17:21:44.482] Output 'HDMI-A-1' using color profile: stock sRGB color profile
[ 18.749081] dwhdmi-rockchip fe0a0000.hdmi: failed to get edid
[17:21:46.237] Chosen EGL config details: id: 9 rgba: 8 8 8 0 buf: 24 dep: 0 stcl: 0 int: 0-1 type: win|pbf|swap_preserved vis_id: XRGB8888 (0x34325258)
[17:21:46.237] Output HDMI-A-1 (crtc 71) video modes:
[ 18.769846] rockchip-vop2 fe040000.vop: [drm:vop2_crtc_atomic_disable] Crtc atomic disable vp0
[email protected] 16:9, preferred, current, 74.2 MHz
[email protected] 16:9, 148.5 MHz
[email protected] 16:9, 148.5 MHz
[email protected] 16:9, 74.2 MHz
[email protected] 4:3, 27.0 MHz
[email protected] 4:3, 27.0 MHz
[ 18.801131] rockchip-vop2 fe040000.vop: [drm:vop2_crtc_atomic_enable] Update mode to 1280x720p60, type: 11(if:800, flag:0x0) for vp0 dclk: 74250000
[email protected], preferred, 74.2 MHz
[17:21:46.238] associating input device event4 with output HDMI-A-1 (none by udev)
[17:21:46.238] associating input device event1 with output HDMI-A-1 (none by udev)
[17:21:46.238] associating input device event0 with output HDMI-A-1 (
