net: airoha: npu: Dump fw version during probe

Dump firmware version running on the npu during module probe.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20260105-airoha-npu-dump-fw-v1-1-36d8326975f8@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/airoha/airoha_npu.c b/drivers/net/ethernet/airoha/airoha_npu.c
index 68b7f96..22f72c1 100644 (file)
--- 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;