diff options
| author | Graeme Gregory <graeme.gregory@linaro.org> | 2017-08-04 22:49:43 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-08-15 14:17:08 +0200 |
| commit | dee82bc1e653126408f4108cd994d1e96949d064 (patch) | |
| tree | 7fd86164e308bd6bf13b7b05c9fb97a49e06b50d /drivers/acpi/spcr.c | |
| parent | ef954844c7ace62f773f4f23e28d2d915adc419f (diff) | |
| download | linux-dee82bc1e653126408f4108cd994d1e96949d064.tar.bz2 | |
ACPI: SPCR: extend XGENE 8250 workaround to m400
xgene v1/v2 chips are also used on moonshot cartridges that have
different table headers to the ones on Mustang. Extend the quirk
so it also recognises the Moonshot M400 variant too.
Signed-off-by: Graeme Gregory <graeme.gregory@linaro.org>
Tested-by: Mark Salter <msalter@redhat.com>
Reviewed-by: Mark Salter <msalter@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/spcr.c')
| -rw-r--r-- | drivers/acpi/spcr.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/acpi/spcr.c b/drivers/acpi/spcr.c index 98aa8c808a33..2c156941b371 100644 --- a/drivers/acpi/spcr.c +++ b/drivers/acpi/spcr.c @@ -53,17 +53,24 @@ static bool qdf2400_erratum_44_present(struct acpi_table_header *h) */ static bool xgene_8250_erratum_present(struct acpi_table_spcr *tb) { + bool xgene_8250 = false; + if (tb->interface_type != ACPI_DBG2_16550_COMPATIBLE) return false; - if (memcmp(tb->header.oem_id, "APMC0D", ACPI_OEM_ID_SIZE)) + if (memcmp(tb->header.oem_id, "APMC0D", ACPI_OEM_ID_SIZE) && + memcmp(tb->header.oem_id, "HPE ", ACPI_OEM_ID_SIZE)) return false; if (!memcmp(tb->header.oem_table_id, "XGENESPC", ACPI_OEM_TABLE_ID_SIZE) && tb->header.oem_revision == 0) - return true; + xgene_8250 = true; - return false; + if (!memcmp(tb->header.oem_table_id, "ProLiant", + ACPI_OEM_TABLE_ID_SIZE) && tb->header.oem_revision == 1) + xgene_8250 = true; + + return xgene_8250; } /** |