[PATCH net-next] net: airoha: npu: Dump fw version during probe
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: 2026-01-05 08:49:51
Also in:
linux-arm-kernel, linux-mediatek
Subsystem:
airoha ethernet driver, networking drivers, the rest · Maintainers:
Lorenzo Bianconi, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Dump firmware version running on the npu during module probe. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> --- drivers/net/ethernet/airoha/airoha_npu.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/drivers/net/ethernet/airoha/airoha_npu.c b/drivers/net/ethernet/airoha/airoha_npu.c
index 68b7f9684dc7f3912493876ae937207f55b81330..22f72c146065998d5450477f664ed308b1569aa3 100644
--- a/drivers/net/ethernet/airoha/airoha_npu.c
+++ b/drivers/net/ethernet/airoha/airoha_npu.c@@ -657,6 +657,7 @@ static int airoha_npu_probe(struct platform_device *pdev) struct resource res; void __iomem *base; int i, irq, err; + u32 val; base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(base))
@@ -750,6 +751,11 @@ static int airoha_npu_probe(struct platform_device *pdev) regmap_write(npu->regmap, REG_CR_BOOT_TRIGGER, 0x1); msleep(100); + if (!airoha_npu_wlan_msg_get(npu, 0, WLAN_FUNC_GET_WAIT_NPU_VERSION, + &val, sizeof(val), GFP_KERNEL)) + dev_info(dev, "NPU fw version: %0d.%d\n", + (val >> 16) & 0xffff, val & 0xffff); + platform_set_drvdata(pdev, npu); return 0;
--- base-commit: c303e8b86d9dbd6868f5216272973292f7f3b7f1 change-id: 20251223-airoha-npu-dump-fw-59f77b82fba3 Best regards, -- Lorenzo Bianconi [off-list ref]