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Commit dee82bc1 authored by Graeme Gregory's avatar Graeme Gregory Committed by Rafael J. Wysocki
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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: default avatarGraeme Gregory <graeme.gregory@linaro.org>
Tested-by: default avatarMark Salter <msalter@redhat.com>
Reviewed-by: default avatarMark Salter <msalter@redhat.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent ef954844

drivers/acpi/spcr.c

+10 −3
Original line number Diff line number Diff line
@@ -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;

}



/**