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linux-wireless References: Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On 10/08/2025 23:36, Helge Deller wrote: > The USB dongle which came with my DreamBox DM7020HD years ago seems to fail now. > Any idea or suggestion what I should try? > > [427792.562049] usb 3-7: new high-speed USB device number 56 using xhci_hcd > [427792.689358] usb 3-7: New USB device found, idVendor=07b8, idProduct=8188, bcdDevice= 2.00 > [427792.689376] usb 3-7: New USB device strings: Mfr=1, Product=2, SerialNumber=3 > [427792.689381] usb 3-7: Product: RTL8188S WLAN Adapter > [427792.689385] usb 3-7: Manufacturer: Manufacturer Realtek > [427792.689388] usb 3-7: SerialNumber: 00e04c000001 > [427792.695145] usb 3-7: This Realtek USB WiFi dongle (0x07b8:0x8188) is untested! > [427792.695151] usb 3-7: Please report results to Jes.Sorensen@gmail.com > [427792.934142] usb 3-7: Dumping efuse for RTL8188CU (0x200 bytes): > [427792.934151] 00000000: 29 81 00 00 a9 16 00 00 b8 07 88 81 90 85 62 9c  ).............b. > [427792.934155] 00000010: 06 00 ec f0 0e 16 44 3f 17 03 4d 61 6e 75 66 61  ......D?..Manufa > [427792.934157] 00000020: 63 74 75 72 65 72 20 52 65 61 6c 74 65 6b 20 18  cturer Realtek . > [427792.934159] 00000030: 03 52 54 4c 38 31 38 38 53 20 57 4c 41 4e 20 41  .RTL8188S WLAN A > [427792.934160] 00000040: 64 61 70 74 65 72 20 00 00 00 00 00 00 00 00 00  dapter ......... > [427792.934162] 00000050: 06 02 00 00 00 24 24 24 00 00 00 26 26 26 00 00  .....$$$...&&&.. > [427792.934163] 00000060: 00 00 00 00 00 00 00 00 12 00 00 09 0d 00 00 00  ................ > [427792.934164] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................ > [427792.934166] 00000080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934167] 00000090: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934168] 000000a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934170] 000000b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934171] 000000c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934172] 000000d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934174] 000000e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934175] 000000f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934176] 00000100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934178] 00000110: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934179] 00000120: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934180] 00000130: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934182] 00000140: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934183] 00000150: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934184] 00000160: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934186] 00000170: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934187] 00000180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934188] 00000190: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934190] 000001a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934191] 000001b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934192] 000001c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934193] 000001d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934195] 000001e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934196] 000001f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff  ................ > [427792.934198] usb 3-7: RTL8188CU rev A (TSMC) romver 0, 1T1R, TX queues 3, WiFi=1, BT=0, GPS=0, HI PA=0 > [427792.934203] usb 3-7: RTL8188CU MAC: 44:3f:17:03:4d:61 > [427792.934206] usb 3-7: rtl8xxxu: Loading firmware rtlwifi/rtl8192cufw_TMSC.bin > [427792.938371] usb 3-7: Firmware revision 88.2 (signature 0x88c1) > [427792.939417] rtl8192cu_power_on: Enabling LDOV12D (24) > [427793.115145] rtl8192cu_power_on: FSMCO_MAC_ENABLE poll failed > [427793.115156] usb 3-7: rtl8xxxu_init_device: Failed power on > [427793.116003] rtl8xxxu 3-7:1.0: probe with driver rtl8xxxu failed with error -16 > Your dongle has the RTL8188SU chip inside. rtl8xxxu and rtl8192cu are not the right drivers. The right driver is r8712u, but it was removed in kernel 6.13. You can use kernel 6.12. Or you can compile r8712u for your current kernel. Maybe r8712u could even be accepted back in the kernel if you convert it to use mac80211/cfg80211. https://lore.kernel.org/linux-staging/20241020144933.10956-1-philipp.g.hortmann@gmail.com/