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Subject: Re: RTL8188S WLAN Adapter failure To: Bitterblue Smith , Jes.Sorensen@gmail.com, Ping-Ke Shih , linux-wireless References: <015e5657-d21e-4214-9854-975c32b1990f@gmail.com> Content-Language: en-US From: Helge Deller Autocrypt: addr=deller@gmx.de; keydata= xsFNBF3Ia3MBEAD3nmWzMgQByYAWnb9cNqspnkb2GLVKzhoH2QD4eRpyDLA/3smlClbeKkWT HLnjgkbPFDmcmCz5V0Wv1mKYRClAHPCIBIJgyICqqUZo2qGmKstUx3pFAiztlXBANpRECgwJ r+8w6mkccOM9GhoPU0vMaD/UVJcJQzvrxVHO8EHS36aUkjKd6cOpdVbCt3qx8cEhCmaFEO6u CL+k5AZQoABbFQEBocZE1/lSYzaHkcHrjn4cQjc3CffXnUVYwlo8EYOtAHgMDC39s9a7S90L 69l6G73lYBD/Br5lnDPlG6dKfGFZZpQ1h8/x+Qz366Ojfq9MuuRJg7ZQpe6foiOtqwKym/zV dVvSdOOc5sHSpfwu5+BVAAyBd6hw4NddlAQUjHSRs3zJ9OfrEx2d3mIfXZ7+pMhZ7qX0Axlq Lq+B5cfLpzkPAgKn11tfXFxP+hcPHIts0bnDz4EEp+HraW+oRCH2m57Y9zhcJTOJaLw4YpTY GRUlF076vZ2Hz/xMEvIJddRGId7UXZgH9a32NDf+BUjWEZvFt1wFSW1r7zb7oGCwZMy2LI/G aHQv/N0NeFMd28z+deyxd0k1CGefHJuJcOJDVtcE1rGQ43aDhWSpXvXKDj42vFD2We6uIo9D 1VNre2+uAxFzqqf026H6cH8hin9Vnx7p3uq3Dka/Y/qmRFnKVQARAQABzRxIZWxnZSBEZWxs 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Ws/Vv68FusAi94ySuZT3fp1xGWWf5+1jX4ylC//w0Rj85QihTpA2MylORUNFvH0MRJx4mlFk XN6G+5jIIJhG46LUucQ28+VyEDNcGL3tarnkw8ngEhAbnvMJ2RTx8vGh7PssKaGzAUmNNZiG MB4mPKqvDZ02j1wp7vthQcOEg08z1+XHXb8ZZKST7yTVa5P89JymGE8CBGdQaAXnqYK3/yWf FwRDcGV6nxanxZGKEkSHHOm8jHwvQWvPP73pvuPBEPtKGLzbgd7OOcGZWtq2hNC6cRtsRdDx 4TAGMCz4j238m+2mdbdhRh3iBnWT5yPFfnv/2IjFAk+sdix1Mrr+LIDF++kiekeq0yUpDdc4 ExBy2xf6dd+tuFFBp3/VDN4U0UfG4QJ2fg19zE5Z8dS4jGIbLg== In-Reply-To: <015e5657-d21e-4214-9854-975c32b1990f@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:KeuwAm36TdLYbwwYubhJgCgva13YpdIsm6bOfjQl5nM++NdvxsJ aLHCYf/0S82eZN+415NVoqm/NiWkKoT/lLV0fm/u2x63lJqCQ8VXMRWVEw4so0DVCS0Qhpf fUF3Z04aevQyLqmWMaGfZean//4Ome8Hf6hejY7aDmojkYQrjkg0X/cCz5qumTVuXQbYgQu kUHGogWqenC45FCU5DvbQ== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:gfQvenOGgeU=;2oJuAAaO1XSAiyhIrH+3lRn4bJQ hBr9EQiYdi+oXlESujz6QTWDetjMC4XQkzFIQK/tWTbB2sKqaqglpDRgIGCTTdzNapLV7MCLo 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Jx6Fzxg7qsz1+jWjjzKrIT1Lri+PomWdH56ayIr/Z0u7erPvDfpjpEaC01GtN+PnMAZxMVMEm 9s5Iw1DgGJuK7HLnPJKO/XwGKQNSC6hTKU45MIQI/AEFmOfPBW3yX5JgyVcOw2c+F1SDnXAbD yfOUcfEbOLALh0Cmp4T04B9Gey21Qlyns5HPNchaiEdecEvU2eA0WdBRjGGj6ql6iPcqzWTCV NzBhDKNnVrxWZsd+54vCeGQDDdCBZ/EN5vawV3lagaLeDlrfb/a5DXimu2aBKwfmVYZ9M/o75 DDpr6aQnBWKbx6855XRqvvsGbVy7X+yNZQXu5cTeV6LmixVAnz5qSde+DlVPrM+3o13Qfr3Sy nuMaHB9M05eQUz2y05owobGHMxbFxfmnd6SwKwPWbo6+lPEaqNtwuSjYJMGYFAzjGqL6+VY9v J8gB/5DRlxMyAmIu32PCqthppAWBI1LU2KT1s3FukYlN5QV8kOCE/x0Y1WbTpa1hwogbXTPLD tJh8YmWwouIEV83Hh6Zg== On 8/11/25 00:12, Bitterblue Smith wrote: > 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=3D07b8, idProdu= ct=3D8188, bcdDevice=3D 2.00 >> [427792.689376] usb 3-7: New USB device strings: Mfr=3D1, Product=3D2, = SerialNumber=3D3 >> [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) i= s untested! >> [427792.695151] usb 3-7: Please report results to Jes.Sorensen@gmail.co= m >> [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=C2=A0 ).............b. >> [427792.934155] 00000010: 06 00 ec f0 0e 16 44 3f 17 03 4d 61 6e 75 66 = 61=C2=A0 ......D?..Manufa >> [427792.934157] 00000020: 63 74 75 72 65 72 20 52 65 61 6c 74 65 6b 20 = 18=C2=A0 cturer Realtek . >> [427792.934159] 00000030: 03 52 54 4c 38 31 38 38 53 20 57 4c 41 4e 20 = 41=C2=A0 .RTL8188S WLAN A >> [427792.934160] 00000040: 64 61 70 74 65 72 20 00 00 00 00 00 00 00 00 = 00=C2=A0 dapter ......... >> [427792.934162] 00000050: 06 02 00 00 00 24 24 24 00 00 00 26 26 26 00 = 00=C2=A0 .....$$$...&&&.. >> [427792.934163] 00000060: 00 00 00 00 00 00 00 00 12 00 00 09 0d 00 00 = 00=C2=A0 ................ >> [427792.934164] 00000070: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 = 00=C2=A0 ................ >> [427792.934166] 00000080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934167] 00000090: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934168] 000000a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934170] 000000b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934171] 000000c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934172] 000000d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934174] 000000e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934175] 000000f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934176] 00000100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934178] 00000110: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934179] 00000120: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934180] 00000130: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934182] 00000140: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934183] 00000150: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934184] 00000160: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934186] 00000170: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934187] 00000180: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934188] 00000190: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934190] 000001a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934191] 000001b0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934192] 000001c0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934193] 000001d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934195] 000001e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934196] 000001f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff = ff=C2=A0 ................ >> [427792.934198] usb 3-7: RTL8188CU rev A (TSMC) romver 0, 1T1R, TX queu= es 3, WiFi=3D1, BT=3D0, GPS=3D0, HI PA=3D0 >> [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 wit= h error -16 >> >=20 > Your dongle has the RTL8188SU chip inside. rtl8xxxu and rtl8192cu > are not the right drivers. >=20 > The right driver is r8712u, but it was removed in kernel 6.13. Ah, ok. > 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.h= ortmann@gmail.com/ According to that commit message, a replacement with MAC80211 support is available at https://github.com/chunkeey/rtl8192su But development on it seems to have stopped some years ago. Is there any specific reason for this? I have no clue on wireless development, so if I'm willing to test this driver and provide feedback, would someone be interested and may help to b= ring it upstream? Or doesn't it make sense to invest the time in that? Helge