Troubleshooting • Re: Extra arguments in /proc/cmdline disabling HDMI sound

Code:

edid-decode (hex):00 ff ff ff ff ff ff 00 59 3a 39 10 01 01 01 0100 20 01 03 80 a5 5d 78 2a da 81 a0 54 4a 9a 270c 50 54 a5 ce 00 d1 c0 01 01 01 01 01 01 01 0101 01 01 01 01 01 08 e8 00 30 f2 70 5a 80 b0 588a 00 72 a0 63 00 00 1e 56 5e 00 a0 a0 a0 29 5030 20 35 00 72 a0 63 00 00 1e 00 00 00 fc 00 5637 35 35 4d 2d 4b 30 33 0a 20 20 20 00 00 00 fd00 17 4c 0f 8c 3c 00 0a 20 20 20 20 20 20 01 9502 03 77 70 53 61 66 5f 5d 60 5e 10 22 20 1f 2105 04 13 07 06 03 02 01 32 09 7f 07 15 07 50 5704 00 3d 07 c0 5f 7e 07 5f 7e 01 83 01 00 00 7003 0c 00 30 00 38 3c a0 5b 5b 00 80 01 02 03 046a d8 5d c4 01 78 80 0b 02 28 3c eb 01 46 d0 004d 4f 32 9c 36 27 ac e5 01 8b 84 90 01 68 1a 0000 01 01 28 3c 00 e2 00 ff e2 0f 13 e6 06 0f 01f2 f1 02 e3 05 e0 00 00 00 00 00 00 00 00 00 ac----------------Block 0, Base EDID:  EDID Structure Version & Revision: 1.3  Vendor & Product Identification:    Manufacturer: VIZ    Model: 4153    Serial Number: 16843009    Made in: 2022  Basic Display Parameters & Features:    Digital display    Maximum image size: 165 cm x 93 cm    Gamma: 2.20    DPMS levels: Off    RGB color display    First detailed timing is the preferred timing  Color Characteristics:    Red  : 0.6279, 0.3291    Green: 0.2910, 0.6035    Blue : 0.1542, 0.0468    White: 0.3125, 0.3291  Established Timings I & II:    IBM     :   720x400    70.081663 Hz   9:5     31.467 kHz     28.320000 MHz    DMT 0x04:   640x480    59.940476 Hz   4:3     31.469 kHz     25.175000 MHz    DMT 0x06:   640x480    75.000000 Hz   4:3     37.500 kHz     31.500000 MHz    DMT 0x09:   800x600    60.316541 Hz   4:3     37.879 kHz     40.000000 MHz    DMT 0x0a:   800x600    72.187572 Hz   4:3     48.077 kHz     50.000000 MHz    DMT 0x0b:   800x600    75.000000 Hz   4:3     46.875 kHz     49.500000 MHz    DMT 0x10:  1024x768    60.003840 Hz   4:3     48.363 kHz     65.000000 MHz    DMT 0x11:  1024x768    70.069359 Hz   4:3     56.476 kHz     75.000000 MHz    DMT 0x12:  1024x768    75.028582 Hz   4:3     60.023 kHz     78.750000 MHz  Standard Timings:    DMT 0x52:  1920x1080   60.000000 Hz  16:9     67.500 kHz    148.500000 MHz  Detailed Timing Descriptors:    DTD 1:  3840x2160   60.000000 Hz  16:9    135.000 kHz    594.000000 MHz (1650 mm x 928 mm)                 Hfront  176 Hsync  88 Hback  296 Hpol P                 Vfront    8 Vsync  10 Vback   72 Vpol P    DTD 2:  2560x1440   59.950550 Hz  16:9     88.787 kHz    241.500000 MHz (1650 mm x 928 mm)                 Hfront   48 Hsync  32 Hback   80 Hpol P                 Vfront    3 Vsync   5 Vback   33 Vpol P    Display Product Name: 'V755M-K03'    Display Range Limits:      Monitor ranges (GTF): 23-76 Hz V, 15-140 kHz H, max dotclock 600 MHz  Extension blocks: 1Checksum: 0x95----------------Block 1, CTA-861 Extension Block:  Revision: 3  Basic audio support  Supports YCbCr 4:4:4  Supports YCbCr 4:2:2  Native detailed modes: 0  Video Data Block:    VIC  97:  3840x2160   60.000000 Hz  16:9    135.000 kHz    594.000000 MHz    VIC 102:  4096x2160   60.000000 Hz 256:135  135.000 kHz    594.000000 MHz    VIC  95:  3840x2160   30.000000 Hz  16:9     67.500 kHz    297.000000 MHz    VIC  93:  3840x2160   24.000000 Hz  16:9     54.000 kHz    297.000000 MHz    VIC  96:  3840x2160   50.000000 Hz  16:9    112.500 kHz    594.000000 MHz    VIC  94:  3840x2160   25.000000 Hz  16:9     56.250 kHz    297.000000 MHz    VIC  16:  1920x1080   60.000000 Hz  16:9     67.500 kHz    148.500000 MHz    VIC  34:  1920x1080   30.000000 Hz  16:9     33.750 kHz     74.250000 MHz    VIC  32:  1920x1080   24.000000 Hz  16:9     27.000 kHz     74.250000 MHz    VIC  31:  1920x1080   50.000000 Hz  16:9     56.250 kHz    148.500000 MHz    VIC  33:  1920x1080   25.000000 Hz  16:9     28.125 kHz     74.250000 MHz    VIC   5:  1920x1080i  60.000000 Hz  16:9     33.750 kHz     74.250000 MHz    VIC   4:  1280x720    60.000000 Hz  16:9     45.000 kHz     74.250000 MHz    VIC  19:  1280x720    50.000000 Hz  16:9     37.500 kHz     74.250000 MHz    VIC   7:  1440x480i   59.940060 Hz  16:9     15.734 kHz     27.000000 MHz    VIC   6:  1440x480i   59.940060 Hz   4:3     15.734 kHz     27.000000 MHz    VIC   3:   720x480    59.940060 Hz  16:9     31.469 kHz     27.000000 MHz    VIC   2:   720x480    59.940060 Hz   4:3     31.469 kHz     27.000000 MHz    VIC   1:   640x480    59.940476 Hz   4:3     31.469 kHz     25.175000 MHz  Audio Data Block:    Linear PCM:      Max channels: 2      Supported sample rates (kHz): 192 176.4 96 88.2 48 44.1 32      Supported sample sizes (bits): 24 20 16    AC-3:      Max channels: 6      Supported sample rates (kHz): 48 44.1 32      Maximum bit rate: 640 kb/s    Enhanced AC-3 (DD+):      Max channels: 8      Supported sample rates (kHz): 48    DTS:      Max channels: 6      Supported sample rates (kHz): 48 44.1 32      Maximum bit rate: 1536 kb/s    DTS-HD:      Max channels: 8      Supported sample rates (kHz): 192 176.4 96 88.2 48 44.1      Audio Format Code dependent value: 0x07    DTS-HD:      Max channels: 8      Supported sample rates (kHz): 192 176.4 96 88.2 48 44.1      Audio Format Code dependent value: 0x01  Speaker Allocation Data Block:    FL/FR - Front Left/Right  Vendor-Specific Data Block (HDMI), OUI 00-0C-03:    Source physical address: 3.0.0.0    DC_36bit    DC_30bit    DC_Y444    Maximum TMDS clock: 300 MHz    Video latency: 183 ms    Audio latency: 183 ms    Extended HDMI video details:      HDMI VICs:        HDMI VIC 1:  3840x2160   30.000000 Hz  16:9     67.500 kHz    297.000000 MHz        HDMI VIC 2:  3840x2160   25.000000 Hz  16:9     56.250 kHz    297.000000 MHz        HDMI VIC 3:  3840x2160   24.000000 Hz  16:9     54.000 kHz    297.000000 MHz        HDMI VIC 4:  4096x2160   24.000000 Hz 256:135   54.000 kHz    297.000000 MHz  Vendor-Specific Data Block (HDMI Forum), OUI C4-5D-D8:    Version: 1    Maximum TMDS Character Rate: 600 MHz    SCDC Present    Supports UHD VIC    Supports 12-bits/component Deep Color 4:2:0 Pixel Encoding    Supports 10-bits/component Deep Color 4:2:0 Pixel Encoding    Supports Auto Low-Latency Mode    VRRmin: 40 Hz    VRRmax: 60 Hz  Vendor-Specific Video Data Block (Dolby), OUI 00-D0-46:    Version: 2 (12 bytes)    Supports YUV422 12 bit    Supports global dimming    DM Version: 5.x    Backlt Min Luma: 100 cd/m^2    Interface: Standard + Low-Latency    Supports 10b 12b 444: Not supported    Target Min PQ v2: 180 (0.04555910 cd/m^2)    Target Max PQ v2: 2445 (245 cd/m^2)    Unique Rx, Ry: 0.64062500, 0.33203125    Unique Gx, Gy: 0.30468750, 0.60546875    Unique Bx, By: 0.15234375, 0.04687500  Vendor-Specific Video Data Block (HDR10+), OUI 90-84-8B:    Application Version: 1  Vendor-Specific Data Block (AMD), OUI 00-00-1A:    Version: 1.1    Minimum Refresh Rate: 40 Hz    Maximum Refresh Rate: 60 Hz    Flags 1.x: 0x00  Video Capability Data Block:    YCbCr quantization: Selectable (via AVI YQ)    RGB quantization: Selectable (via AVI Q)    PT scan behavior: Supports both over- and underscan    IT scan behavior: Supports both over- and underscan    CE scan behavior: Supports both over- and underscan  YCbCr 4:2:0 Capability Map Data Block:    VIC  97:  3840x2160   60.000000 Hz  16:9    135.000 kHz    594.000000 MHz    VIC 102:  4096x2160   60.000000 Hz 256:135  135.000 kHz    594.000000 MHz    VIC  96:  3840x2160   50.000000 Hz  16:9    112.500 kHz    594.000000 MHz  HDR Static Metadata Data Block:    Electro optical transfer functions:      Traditional gamma - SDR luminance range      Traditional gamma - HDR luminance range      SMPTE ST2084      Hybrid Log-Gamma    Supported static metadata descriptors:      Static metadata type 1    Desired content max luminance: 242 (9451.687 cd/m^2)    Desired content max frame-average luminance: 241 (9249.157 cd/m^2)    Desired content min luminance: 2 (0.006 cd/m^2)  Colorimetry Data Block:    BT2020cYCC    BT2020YCC    BT2020RGBChecksum: 0xac

Code:

speaker-test -D sysdefault:CARD=vc4hdmi0 -c2