mt76: mt7615: report firmware version using ethtool

Print fw_ver and build_date members of struct mt7615_fw_trailer
similarly to what appears in the output of 'dmesg' when the MCU firmware
is loaded.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index c08a301..fc09127 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -514,8 +514,14 @@ static int mt7615_load_ram(struct mt7615_dev *dev)
                goto out;
 
        ret = mt7615_mcu_start_firmware(dev, 0, FW_START_WORKING_PDA_CR4);
-       if (ret)
+       if (ret) {
                dev_err(dev->mt76.dev, "Failed to start CR4 firmware\n");
+               goto out;
+       }
+
+       snprintf(dev->mt76.hw->wiphy->fw_version,
+                sizeof(dev->mt76.hw->wiphy->fw_version),
+                "%.10s-%.15s", hdr->fw_ver, hdr->build_date);
 
 out:
        release_firmware(fw);