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Groups > linux.kernel > #1495734
| From | Neil Armstrong <narmstrong@baylibre.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v4 3/8] scpi: Do not fail if get_capabilities is not implemented |
| Date | 2016-10-05 09:40 +0200 |
| Message-ID | <soOY1-67p-25@gated-at.bofh.it> (permalink) |
| References | <soOY1-67p-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 6244eb1..1fb3bbf 100644 --- a/drivers/firmware/arm_scpi.c +++ b/drivers/firmware/arm_scpi.c @@ -807,6 +807,10 @@ 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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[PATCH v4 0/8] Add support for legacy SCPI protocol Neil Armstrong <narmstrong@baylibre.com> - 2016-10-05 09:40 +0200
[PATCH v4 3/8] scpi: Do not fail if get_capabilities is not implemented Neil Armstrong <narmstrong@baylibre.com> - 2016-10-05 09:40 +0200
[PATCH v4 4/8] scpi: Add support for Legacy match table for Amlogic GXBB SoC Neil Armstrong <narmstrong@baylibre.com> - 2016-10-05 09:40 +0200
[PATCH v4 2/8] scpi: Add alternative legacy structures, functions and macros Neil Armstrong <narmstrong@baylibre.com> - 2016-10-05 09:40 +0200
Re: [PATCH v4 2/8] scpi: Add alternative legacy structures, functions and macros Sudeep Holla <sudeep.holla@arm.com> - 2016-10-10 16:40 +0200
[PATCH v4 6/8] dt-bindings: Add support for Amlogic GXBB SCPI Interface Neil Armstrong <narmstrong@baylibre.com> - 2016-10-05 09:40 +0200
[PATCH v4 5/8] scpi: grow MAX_DVFS_OPPS to 16 entries Neil Armstrong <narmstrong@baylibre.com> - 2016-10-05 09:40 +0200
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