Messages in this thread Patch in this message | | | From | Neil Armstrong <> | Subject | [PATCH v3 3/8] scpi: Do not fail if get_capabilities is not implemented | Date | Wed, 7 Sep 2016 17:34:32 +0200 |
| |
On Amlogic SCPI legacy implementation, the GET_CAPABILITIES is not supported, failover by using 0.0.0 version.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com> --- drivers/firmware/arm_scpi.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c index 9ba1020..6a16100 100644 --- a/drivers/firmware/arm_scpi.c +++ b/drivers/firmware/arm_scpi.c @@ -891,6 +891,10 @@ static int scpi_init_versions(struct scpi_drvinfo *info) info->protocol_version = le32_to_cpu(caps.protocol_version); info->firmware_version = le32_to_cpu(caps.platform_version); } + /* Ignore error if not implemented */ + if (scpi_info->is_legacy && ret == -EOPNOTSUPP) + return 0; + return ret; } -- 1.9.1
| |