[PATCH V2 01/16] firmware: raspberrypi: Improve timeout warning

Stefan Wahren wahrenst at gmx.net
Sun Jul 28 11:41:45 UTC 2024


Recent work on raspberry-power driver showed that even the
stacktrace on firmware property timeout doesn't provide
enough information. So add the first tag name to the warning
to be in line with a status error.

Signed-off-by: Stefan Wahren <wahrenst at gmx.net>
Reviewed-by: Florian Fainelli <florian.fainelli at broadcom.com>
---
 drivers/firmware/raspberrypi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/firmware/raspberrypi.c b/drivers/firmware/raspberrypi.c
index ac34876a97f8..18cc34987108 100644
--- a/drivers/firmware/raspberrypi.c
+++ b/drivers/firmware/raspberrypi.c
@@ -62,7 +62,6 @@ rpi_firmware_transaction(struct rpi_firmware *fw, u32 chan, u32 data)
 			ret = 0;
 		} else {
 			ret = -ETIMEDOUT;
-			WARN_ONCE(1, "Firmware transaction timeout");
 		}
 	} else {
 		dev_err(fw->cl.dev, "mbox_send_message returned %d\n", ret);
@@ -125,6 +124,8 @@ int rpi_firmware_property_list(struct rpi_firmware *fw,
 		dev_err(fw->cl.dev, "Request 0x%08x returned status 0x%08x\n",
 			buf[2], buf[1]);
 		ret = -EINVAL;
+	} else if (ret == -ETIMEDOUT) {
+		WARN_ONCE(1, "Firmware transaction 0x%08x timeout", buf[2]);
 	}

 	dma_free_coherent(fw->chan->mbox->dev, PAGE_ALIGN(size), buf, bus_addr);
--
2.34.1



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