diff options
Diffstat (limited to 'drivers/misc/mei/mkhi.h')
| -rw-r--r-- | drivers/misc/mei/mkhi.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/misc/mei/mkhi.h b/drivers/misc/mei/mkhi.h new file mode 100644 index 0000000000..1473ea4896 --- /dev/null +++ b/drivers/misc/mei/mkhi.h @@ -0,0 +1,55 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2003-2022, Intel Corporation. All rights reserved. + * Intel Management Engine Interface (Intel MEI) Linux driver + */ + +#ifndef _MEI_MKHI_H_ +#define _MEI_MKHI_H_ + +#include <linux/types.h> + +#define MKHI_FEATURE_PTT 0x10 + +#define MKHI_FWCAPS_GROUP_ID 0x3 +#define MKHI_FWCAPS_SET_OS_VER_APP_RULE_CMD 6 +#define MKHI_GEN_GROUP_ID 0xFF +#define MKHI_GEN_GET_FW_VERSION_CMD 0x2 + +#define MKHI_GROUP_ID_GFX 0x30 +#define MKHI_GFX_RESET_WARN_CMD_REQ 0x0 +#define MKHI_GFX_MEMORY_READY_CMD_REQ 0x1 + +/* Allow transition to PXP mode without approval */ +#define MKHI_GFX_MEM_READY_PXP_ALLOWED 0x1 + +struct mkhi_rule_id { + __le16 rule_type; + u8 feature_id; + u8 reserved; +} __packed; + +struct mkhi_fwcaps { + struct mkhi_rule_id id; + u8 len; + u8 data[]; +} __packed; + +struct mkhi_msg_hdr { + u8 group_id; + u8 command; + u8 reserved; + u8 result; +} __packed; + +struct mkhi_msg { + struct mkhi_msg_hdr hdr; + u8 data[]; +} __packed; + +struct mkhi_gfx_mem_ready { + struct mkhi_msg_hdr hdr; + u32 flags; +} __packed; + +#endif /* _MEI_MKHI_H_ */ |