Messages in this thread Patch in this message |  | | From | Neil Armstrong <> | Subject | [PATCH v5 2/5] scpi: Do not fail if get_capabilities is not implemented | Date | Wed, 19 Oct 2016 14:51:09 +0200 |
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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 2982bc7..9022336 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; } -- 1.9.1
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