diff mbox series

[v2,10/14] mei: mkhi: add memory ready command

Message ID 20220425074901.3991274-11-alexander.usyskin@intel.com (mailing list archive)
State New, archived
Headers show
Series GSC support for XeHP SDV and DG2 platforms | expand

Commit Message

Alexander Usyskin April 25, 2022, 7:48 a.m. UTC 
From: Tomas Winkler <tomas.winkler@intel.com>

Add GSC memory ready command.
The command indicates to the firmware that
extend operation memory was setup and
the firmware may enter PXP mode.

CC: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
---
 drivers/misc/mei/mkhi.h | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/misc/mei/mkhi.h b/drivers/misc/mei/mkhi.h
index 27a9b476904e..ea9fe487cb0f 100644
--- a/drivers/misc/mei/mkhi.h
+++ b/drivers/misc/mei/mkhi.h
@@ -1,6 +1,6 @@ 
 /* SPDX-License-Identifier: GPL-2.0 */
 /*
- * Copyright (c) 2003-2020, Intel Corporation. All rights reserved.
+ * Copyright (c) 2003-2021, Intel Corporation. All rights reserved.
  * Intel Management Engine Interface (Intel MEI) Linux driver
  */
 
@@ -18,6 +18,13 @@ 
 
 #define MCHI_GROUP_ID  0xA
 
+#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;
@@ -42,4 +49,9 @@  struct mkhi_msg {
 	u8 data[];
 } __packed;
 
+struct mkhi_gfx_mem_ready {
+	struct mkhi_msg_hdr hdr;
+	uint32_t flags;
+} __packed;
+
 #endif /* _MEI_MKHI_H_ */