linux-kernel - [PATCH v8 09/16] mei: bus: export common mkhi definitions into a separate header

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Date:   Wed,  7 Sep 2022 18:58:06 +0300
From:   Tomas Winkler <tomas.winkler@...el.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>
Cc:     Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
        intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
        Tomas Winkler <tomas.winkler@...el.com>,
        Alexander Usyskin <alexander.usyskin@...el.com>,
        Vitaly Lubart <vitaly.lubart@...el.com>
Subject: [PATCH v8 09/16] mei: bus: export common mkhi definitions into a separate header

From: Vitaly Lubart <vitaly.lubart@...el.com>

Exported common mkhi definitions from bus-fixup.c into a separate
header file mkhi.h for other driver usage.

Signed-off-by: Vitaly Lubart <vitaly.lubart@...el.com>
Signed-off-by: Tomas Winkler <tomas.winkler@...el.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@...el.com>
---
 drivers/misc/mei/bus-fixup.c | 31 +-------------------
 drivers/misc/mei/mkhi.h      | 57 ++++++++++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+), 30 deletions(-)
 create mode 100644 drivers/misc/mei/mkhi.h

diff --git a/drivers/misc/mei/bus-fixup.c b/drivers/misc/mei/bus-fixup.c
index 344598fcf8e9..c4e527803299 100644
--- a/drivers/misc/mei/bus-fixup.c
+++ b/drivers/misc/mei/bus-fixup.c
@@ -15,6 +15,7 @@
 
 #include "mei_dev.h"
 #include "client.h"
+#include "mkhi.h"
 
 #define MEI_UUID_NFC_INFO UUID_LE(0xd2de1625, 0x382d, 0x417d, \
 			0x48, 0xa4, 0xef, 0xab, 0xba, 0x8a, 0x12, 0x06)
@@ -89,20 +90,6 @@ struct mei_os_ver {
 	u8  reserved2;
 } __packed;
 
-#define MKHI_FEATURE_PTT 0x10
-
-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_fw_ver_block {
 	u16 minor;
 	u8 major;
@@ -115,22 +102,6 @@ struct mkhi_fw_ver {
 	struct mkhi_fw_ver_block ver[MEI_MAX_FW_VER_BLOCKS];
 } __packed;
 
-#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
-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;
-
 #define MKHI_OSVER_BUF_LEN (sizeof(struct mkhi_msg_hdr) + \
 			    sizeof(struct mkhi_fwcaps) + \
 			    sizeof(struct mei_os_ver))
diff --git a/drivers/misc/mei/mkhi.h b/drivers/misc/mei/mkhi.h
new file mode 100644
index 000000000000..43cadfb1b990
--- /dev/null
+++ b/drivers/misc/mei/mkhi.h
@@ -0,0 +1,57 @@
+/* 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
+
+#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;
+
+#endif /* _MEI_MKHI_H_ */
-- 
2.37.2