diff options
| author | Neil Armstrong <narmstrong@baylibre.com> | 2016-10-19 14:51:09 +0200 |
|---|---|---|
| committer | Sudeep Holla <sudeep.holla@arm.com> | 2016-11-01 21:14:59 +0100 |
| commit | abd3e80545c184f2b472f7527ae8eda34bd59f2d (patch) | |
| tree | 77b392b86876c0e35ed5acbecb9c890c6838cfc1 /drivers/firmware | |
| parent | firmware: arm_scpi: add alternative legacy structures, functions and macros (diff) | |
| download | linux-abd3e80545c184f2b472f7527ae8eda34bd59f2d.tar.xz linux-abd3e80545c184f2b472f7527ae8eda34bd59f2d.zip | |
firmware: arm_scpi: allow firmware with get_capabilities not implemented
On Amlogic SCPI legacy implementation, the GET_CAPABILITIES command is
not supported, failover by using 0.0.0 version.
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
[sudeep.holla@arm.com: changed the subject]
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/arm_scpi.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scpi.c b/drivers/firmware/arm_scpi.c index 2982bc7b8c33..902233642bd3 100644 --- a/drivers/firmware/arm_scpi.c +++ b/drivers/firmware/arm_scpi.c @@ -783,6 +783,10 @@ 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; } |