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| author | Huisong Li <lihuisong@huawei.com> | 2023-12-01 11:45:31 +0800 |
|---|---|---|
| committer | Wei Xu <xuwei5@hisilicon.com> | 2023-12-07 06:16:34 +0000 |
| commit | e1e720f3f2c50a6f3440b3684decd7b7c046e111 (patch) | |
| tree | f8f4ba668724079ce0840200dfac0c236ad8d40e /drivers/soc | |
| parent | 734add1a278f05db2d5a0b9d280a8bce94ce5eeb (diff) | |
| download | linux-e1e720f3f2c50a6f3440b3684decd7b7c046e111.tar.gz linux-e1e720f3f2c50a6f3440b3684decd7b7c046e111.tar.bz2 linux-e1e720f3f2c50a6f3440b3684decd7b7c046e111.zip | |
soc: hisilicon: kunpeng_hccs: Add failure log for no _CRS method
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>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/hisilicon/kunpeng_hccs.c | 4 |
1 files changed, 3 insertions, 1 deletions
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, |