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Message-Id: <0d30dc$l1ditu@orsmga001.jf.intel.com>
Date: 10 Feb 2011 01:55:27 -0800
From: Oren Weil <oren.jer.weil@...el.com>
To: gregkh@...e.de, akpm@...ux-foundation.org,
linux-kernel@...r.kernel.org
Cc: david@...dhou.se, david.woodhouse@...el.com
Subject: [RFC PATCH 11/13] Intel(R) MEI Driver
diff --git a/drivers/char/mei/mei.h b/drivers/char/mei/mei.h
new file mode 100644
index 0000000..7114a87
--- /dev/null
+++ b/drivers/char/mei/mei.h
@@ -0,0 +1,166 @@
+/*
+ *
+ * Intel(R) Management Engine Interface (Intel(R) MEI) Linux driver
+ * Copyright (c) 2003-2011, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+
+#ifndef _MEI_H_
+#define _MEI_H_
+
+#include <linux/interrupt.h>
+#include "hw.h"
+
+
+#define CONNECT_TIMEOUT 15 /* HPS definition */
+#define INIT_CLIENTS_TIMEOUT 15 /* HPS definition */
+
+extern const struct guid mei_pthi_guid;
+extern const struct guid mei_wd_guid;
+extern const u8 mei_start_wd_params[];
+extern const u8 mei_stop_wd_params[];
+extern const u8 mei_wd_state_independence_msg[3][4];
+
+
+/*
+ * mei device ID
+ */
+#define MEI_DEV_ID_82946GZ 0x2974 /* 82946GZ/GL */
+#define MEI_DEV_ID_82G35 0x2984 /* 82G35 Express */
+#define MEI_DEV_ID_82Q965 0x2994 /* 82Q963/Q965 */
+#define MEI_DEV_ID_82G965 0x29A4 /* 82P965/G965 */
+
+#define MEI_DEV_ID_82GM965 0x2A04 /* Mobile PM965/GM965 */
+#define MEI_DEV_ID_82GME965 0x2A14 /* Mobile GME965/GLE960 */
+
+#define MEI_DEV_ID_ICH9_82Q35 0x29B4 /* 82Q35 Express */
+#define MEI_DEV_ID_ICH9_82G33 0x29C4 /* 82G33/G31/P35/P31 Express */
+#define MEI_DEV_ID_ICH9_82Q33 0x29D4 /* 82Q33 Express */
+#define MEI_DEV_ID_ICH9_82X38 0x29E4 /* 82X38/X48 Express */
+#define MEI_DEV_ID_ICH9_3200 0x29F4 /* 3200/3210 Server */
+
+#define MEI_DEV_ID_ICH9_6 0x28B4 /* Bearlake */
+#define MEI_DEV_ID_ICH9_7 0x28C4 /* Bearlake */
+#define MEI_DEV_ID_ICH9_8 0x28D4 /* Bearlake */
+#define MEI_DEV_ID_ICH9_9 0x28E4 /* Bearlake */
+#define MEI_DEV_ID_ICH9_10 0x28F4 /* Bearlake */
+
+#define MEI_DEV_ID_ICH9M_1 0x2A44 /* Cantiga */
+#define MEI_DEV_ID_ICH9M_2 0x2A54 /* Cantiga */
+#define MEI_DEV_ID_ICH9M_3 0x2A64 /* Cantiga */
+#define MEI_DEV_ID_ICH9M_4 0x2A74 /* Cantiga */
+
+#define MEI_DEV_ID_ICH10_1 0x2E04 /* Eaglelake */
+#define MEI_DEV_ID_ICH10_2 0x2E14 /* Eaglelake */
+#define MEI_DEV_ID_ICH10_3 0x2E24 /* Eaglelake */
+#define MEI_DEV_ID_ICH10_4 0x2E34 /* Eaglelake */
+
+#define MEI_DEV_ID_IBXPK_1 0x3B64 /* Calpella */
+#define MEI_DEV_ID_IBXPK_2 0x3B65 /* Calpella */
+
+#define MEI_DEV_ID_CPT_1 0x1C3A /* Cougerpoint */
+#define MEI_DEV_ID_PBG_1 0x1D3A /* PBG */
+
+
+/*
+ * mei init function prototypes
+ */
+struct iamt_mei_device *init_mei_device(struct pci_dev *pdev);
+void mei_reset(struct iamt_mei_device *dev, int interrupts);
+int mei_hw_init(struct iamt_mei_device *dev);
+int mei_task_initialize_clients(void *data);
+int mei_initialize_clients(struct iamt_mei_device *dev);
+struct mei_file_private *mei_alloc_file_private(struct file *file);
+int mei_disconnect_host_client(struct iamt_mei_device *dev,
+ struct mei_file_private *file_ext);
+void mei_initialize_list(struct io_mei_list *list,
+ struct iamt_mei_device *dev);
+void mei_flush_list(struct io_mei_list *list,
+ struct mei_file_private *file_ext);
+void mei_flush_queues(struct iamt_mei_device *dev,
+ struct mei_file_private *file_ext);
+
+void mei_remove_client_from_file_list(struct iamt_mei_device *dev,
+ u8 host_client_id);
+void mei_check_asf_mode(struct iamt_mei_device *dev);
+void host_start_message(struct iamt_mei_device *dev);
+void host_enum_clients_message(struct iamt_mei_device *dev);
+void allocate_me_clients_storage(struct iamt_mei_device *dev);
+void host_client_properties(struct iamt_mei_device *dev);
+void host_init_wd(struct iamt_mei_device *dev);
+void host_init_iamthif(struct iamt_mei_device *dev);
+
+/*
+ * interrupt functions prototype
+ */
+irqreturn_t mei_interrupt_quick_handler(int irq, void *dev_id);
+irqreturn_t mei_interrupt_thread_handler(int irq, void *dev_id);
+void mei_wd_timer(struct work_struct *work);
+
+/*
+ * input output function prototype
+ */
+int mei_ioctl_get_version(struct iamt_mei_device *dev, int if_num,
+ struct mei_message_data __user *u_msg,
+ struct mei_message_data k_msg,
+ struct mei_file_private *file_ext);
+
+int mei_ioctl_connect_client(struct iamt_mei_device *dev, int if_num,
+ struct mei_message_data __user *u_msg,
+ struct mei_message_data k_msg,
+ struct file *file);
+
+int mei_ioctl_wd(struct iamt_mei_device *dev, int if_num,
+ struct mei_message_data k_msg,
+ struct mei_file_private *file_ext);
+
+int mei_ioctl_bypass_wd(struct iamt_mei_device *dev, int if_num,
+ struct mei_message_data k_msg,
+ struct mei_file_private *file_ext);
+
+int mei_start_read(struct iamt_mei_device *dev, int if_num,
+ struct mei_file_private *file_ext);
+
+int pthi_write(struct iamt_mei_device *dev,
+ struct mei_cb_private *priv_cb);
+
+int pthi_read(struct iamt_mei_device *dev, int if_num, struct file *file,
+ char __user *ubuf, size_t length, loff_t *offset);
+
+struct mei_cb_private *find_pthi_read_list_entry(
+ struct iamt_mei_device *dev,
+ struct file *file);
+
+void run_next_iamthif_cmd(struct iamt_mei_device *dev);
+
+void mei_free_cb_private(struct mei_cb_private *priv_cb);
+
+/**
+ * mei_fe_same_id - tells if file private data have same id
+ *
+ * @fe1: private data of 1. file object
+ * @fe2: private data of 2. file object
+ *
+ * returns !=0 - if ids are the same, 0 - if differ.
+ */
+static inline int mei_fe_same_id(const struct mei_file_private *fe1,
+ const struct mei_file_private *fe2)
+{
+ return ((fe1->host_client_id == fe2->host_client_id)
+ && (fe1->me_client_id == fe2->me_client_id));
+}
+#endif /* _MEI_H_ */
---------------------------------------------------------------------
Intel Israel (74) Limited
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