diff options
Diffstat (limited to 'drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h')
| -rw-r--r-- | drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h | 41 |
1 files changed, 38 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h b/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h index ad67e3f49c20..0165d38fbead 100644 --- a/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h +++ b/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h @@ -11,16 +11,51 @@ /* PXP-Cmd-Op definitions */ #define PXP43_CMDID_START_HUC_AUTH 0x0000003A +#define PXP43_CMDID_NEW_HUC_AUTH 0x0000003F /* MTL+ */ +#define PXP43_CMDID_INIT_SESSION 0x00000036 -/* PXP-Input-Packet: HUC-Authentication */ +/* PXP-Packet sizes for MTL's GSCCS-HECI instruction */ +#define PXP43_MAX_HECI_INOUT_SIZE (SZ_32K) + +/* PXP-Packet size for MTL's NEW_HUC_AUTH instruction */ +#define PXP43_HUC_AUTH_INOUT_SIZE (SZ_4K) + +/* PXP-Input-Packet: HUC Load and Authentication */ struct pxp43_start_huc_auth_in { struct pxp_cmd_header header; __le64 huc_base_address; } __packed; -/* PXP-Output-Packet: HUC-Authentication */ -struct pxp43_start_huc_auth_out { +/* PXP-Input-Packet: HUC Auth-only */ +struct pxp43_new_huc_auth_in { + struct pxp_cmd_header header; + u64 huc_base_address; + u32 huc_size; +} __packed; + +/* PXP-Output-Packet: HUC Load and Authentication or Auth-only */ +struct pxp43_huc_auth_out { + struct pxp_cmd_header header; +} __packed; + +/* PXP-Input-Packet: Init PXP session */ +struct pxp43_create_arb_in { + struct pxp_cmd_header header; + /* header.stream_id fields for vesion 4.3 of Init PXP session: */ + #define PXP43_INIT_SESSION_VALID BIT(0) + #define PXP43_INIT_SESSION_APPTYPE BIT(1) + #define PXP43_INIT_SESSION_APPID GENMASK(17, 2) + u32 protection_mode; + #define PXP43_INIT_SESSION_PROTECTION_ARB 0x2 + u32 sub_session_id; + u32 init_flags; + u32 rsvd[12]; +} __packed; + +/* PXP-Input-Packet: Init PXP session */ +struct pxp43_create_arb_out { struct pxp_cmd_header header; + u32 rsvd[8]; } __packed; #endif /* __INTEL_PXP_FW_INTERFACE_43_H__ */ |