MT7902 (14c3:7902) repeatedly times out when starting WM firmware on mt7921e

[eLgorythm]

Hardware:
MEDIATEK Corp. Device 7902
PCI ID: 14c3:7902

Kernel:
Fedora 43
Kernel 6.18.3

Driver:
mt7921e

Problem:
The device is detected successfully, but firmware initialization repeatedly times out during WM firmware startup.

Relevant dmesg logs:
[ 12.277631] mt7921e 0000:02:00.0: Message 00000002 (seq 5) timeout
[ 12.277641] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 12.370140] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 12.377826] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 15.476684] mt7921e 0000:02:00.0: Message 00000002 (seq 10) timeout
[ 15.476697] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 15.569384] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 15.577015] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 18.685903] mt7921e 0000:02:00.0: Message 00000002 (seq 15) timeout
[ 18.685916] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 18.779226] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 18.787178] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 21.884970] mt7921e 0000:02:00.0: Message 00000002 (seq 5) timeout
[ 21.884981] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 21.978120] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 21.985772] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 25.091253] mt7921e 0000:02:00.0: Message 00000002 (seq 10) timeout
[ 25.091266] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 25.242410] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 25.292250] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 28.413098] mt7921e 0000:02:00.0: Message 00000002 (seq 15) timeout
[ 28.413110] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 28.506651] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 28.514796] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 31.613184] mt7921e 0000:02:00.0: Message 00000002 (seq 5) timeout
[ 31.613196] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 31.706584] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 31.715601] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 34.813222] mt7921e 0000:02:00.0: Message 00000002 (seq 10) timeout
[ 34.813232] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 34.907032] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 34.914606] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 38.013556] mt7921e 0000:02:00.0: Message 00000002 (seq 15) timeout
[ 38.013568] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 38.105611] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 38.113175] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 41.213365] mt7921e 0000:02:00.0: Message 00000002 (seq 5) timeout
[ 41.213377] mt7921e 0000:02:00.0: Failed to start WM firmware
[ 41.285308] mt7921e 0000:02:00.0: hardware init failed
[ 41.550365] mt7921e 0000:02:00.0: ASIC revision: 79020000
[ 41.643631] mt7921e 0000:02:00.0: HW/SW Version: 0x8a108a10, Build Time: 20251212032046a
[ 41.832651] mt7921e 0000:02:00.0: WM Firmware Version: ____000000, Build Time: 20251212032127
[ 42.780173] mt7921e 0000:02:00.0 wlp2s0: renamed from wlan0

The timeout repeats continuously with sequence IDs 5/10/15 before initialization fails completely.

Question:
Is MT7902 currently unsupported upstream, or is additional firmware/init handling required for this chipset?