diff mbox series

[v2,2/4] soc: hisilicon: kunpeng_hccs: Add failure log for no _CRS method

Message ID 20231130134550.33398-3-lihuisong@huawei.com (mailing list archive)
State New, archived
Headers show
Series soc: hisilicon: kunpeng_hccs: Support the platform with PCC type3 and interrupt ack | expand

Commit Message

lihuisong (C) Nov. 30, 2023, 1:45 p.m. UTC 
Driver gets the PCC channel id by using the PCC GAS in _CRS.
But, currently, if the firmware has no _CRS method on platform, there
is not any failure log. So this patch adds the log for this.

Signed-off-by: Huisong Li <lihuisong@huawei.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---
 drivers/soc/hisilicon/kunpeng_hccs.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/soc/hisilicon/kunpeng_hccs.c b/drivers/soc/hisilicon/kunpeng_hccs.c
index dad6235dbf1a..fd3ca0eb8175 100644
--- a/drivers/soc/hisilicon/kunpeng_hccs.c
+++ b/drivers/soc/hisilicon/kunpeng_hccs.c
@@ -85,8 +85,10 @@  static int hccs_get_pcc_chan_id(struct hccs_dev *hdev)
 	struct hccs_register_ctx ctx = {0};
 	acpi_status status;
 
-	if (!acpi_has_method(handle, METHOD_NAME__CRS))
+	if (!acpi_has_method(handle, METHOD_NAME__CRS)) {
+		dev_err(hdev->dev, "No _CRS method.\n");
 		return -ENODEV;
+	}
 
 	ctx.dev = hdev->dev;
 	status = acpi_walk_resources(handle, METHOD_NAME__CRS,