diff options
Diffstat (limited to 'drivers/platform/x86/amd/pmf/pmf-quirks.c')
| -rw-r--r-- | drivers/platform/x86/amd/pmf/pmf-quirks.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/platform/x86/amd/pmf/pmf-quirks.c b/drivers/platform/x86/amd/pmf/pmf-quirks.c new file mode 100644 index 00000000000000..9f3790eaaa3005 --- /dev/null +++ b/drivers/platform/x86/amd/pmf/pmf-quirks.c @@ -0,0 +1,43 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * AMD Platform Management Framework Driver Quirks + * + * Copyright (c) 2024, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Mario Limonciello <mario.limonciello@amd.com> + */ + +#include <linux/dmi.h> + +#include "pmf.h" + +struct quirk_entry { + u32 supported_func; +}; + +static struct quirk_entry quirk_no_sps_bug = { + .supported_func = 0x4003, +}; + +static const struct dmi_system_id fwbug_list[] = { + {} +}; + +void amd_pmf_quirks_init(struct amd_pmf_dev *dev) +{ + const struct dmi_system_id *dmi_id; + struct quirk_entry *quirks; + + dmi_id = dmi_first_match(fwbug_list); + if (!dmi_id) + return; + + quirks = dmi_id->driver_data; + if (quirks->supported_func) { + dev->supported_func = quirks->supported_func; + pr_info("Using supported funcs quirk to avoid %s platform firmware bug\n", + dmi_id->ident); + } +} + |