diff options
| -rw-r--r-- | drivers/staging/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/staging/Makefile | 1 | ||||
| -rw-r--r-- | drivers/staging/heci/Kconfig | 7 | ||||
| -rw-r--r-- | drivers/staging/heci/Makefile | 9 | ||||
| -rw-r--r-- | drivers/staging/heci/TODO | 6 | ||||
| -rw-r--r-- | drivers/staging/heci/heci.h | 175 | ||||
| -rw-r--r-- | drivers/staging/heci/heci_data_structures.h | 529 | ||||
| -rw-r--r-- | drivers/staging/heci/heci_init.c | 1083 | ||||
| -rw-r--r-- | drivers/staging/heci/heci_interface.c | 498 | ||||
| -rw-r--r-- | drivers/staging/heci/heci_interface.h | 170 | ||||
| -rw-r--r-- | drivers/staging/heci/heci_main.c | 1576 | ||||
| -rw-r--r-- | drivers/staging/heci/heci_version.h | 54 | ||||
| -rw-r--r-- | drivers/staging/heci/interrupt.c | 1555 | ||||
| -rw-r--r-- | drivers/staging/heci/io_heci.c | 872 |
14 files changed, 0 insertions, 6537 deletions
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index 66188a5bf44..e86a6716156 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -103,8 +103,6 @@ source "drivers/staging/phison/Kconfig" source "drivers/staging/p9auth/Kconfig" -source "drivers/staging/heci/Kconfig" - source "drivers/staging/line6/Kconfig" source "drivers/gpu/drm/radeon/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 3c64d5fad65..fa5361664ba 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -34,7 +34,6 @@ obj-$(CONFIG_STLC45XX) += stlc45xx/ obj-$(CONFIG_B3DFG) += b3dfg/ obj-$(CONFIG_IDE_PHISON) += phison/ obj-$(CONFIG_PLAN9AUTH) += p9auth/ -obj-$(CONFIG_HECI) += heci/ obj-$(CONFIG_LINE6_USB) += line6/ obj-$(CONFIG_USB_SERIAL_QUATECH2) += serqt_usb2/ obj-$(CONFIG_USB_SERIAL_QUATECH_USB2) += quatech_usb2/ diff --git a/drivers/staging/heci/Kconfig b/drivers/staging/heci/Kconfig deleted file mode 100644 index c7206f8bcd9..00000000000 --- a/drivers/staging/heci/Kconfig +++ /dev/null @@ -1,7 +0,0 @@ -config HECI - tristate "Intel Management Engine Interface (MEI) Support" - depends on PCI - ---help--- - The Intel Management Engine Interface (Intel MEI) driver allows - applications to access the Active Management Technology - firmware and other Management Engine sub-systems. diff --git a/drivers/staging/heci/Makefile b/drivers/staging/heci/Makefile deleted file mode 100644 index 0524856fa3a..00000000000 --- a/drivers/staging/heci/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -obj-$(CONFIG_HECI) += heci.o - -heci-objs := \ - heci_init.o \ - interrupt.o \ - heci_interface.o \ - io_heci.o \ - heci_main.o - diff --git a/drivers/staging/heci/TODO b/drivers/staging/heci/TODO deleted file mode 100644 index f86715d631c..00000000000 --- a/drivers/staging/heci/TODO +++ /dev/null @@ -1,6 +0,0 @@ -TODO: - - fix user/kernel pointer mess in the ioctl handlers as pointed - out by sparse. - - resolve the ioctls and see if most of them can just be simple - sysfs files - - fix locking issues that sparse points out at the least. diff --git a/drivers/staging/heci/heci.h b/drivers/staging/heci/heci.h deleted file mode 100644 index 48f120dc3b2..00000000000 --- a/drivers/staging/heci/heci.h +++ /dev/null @@ -1,175 +0,0 @@ -/* - * Part of Intel(R) Manageability Engine Interface Linux driver - * - * Copyright (c) 2003 - 2008 Intel Corp. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - * - */ - -#ifndef _HECI_H_ -#define _HECI_H_ - -#include <linux/spinlock.h> -#include <linux/list.h> -#include <linux/pci.h> -#include <linux/timer.h> -#include <linux/interrupt.h> -#include <linux/workqueue.h> -#include <linux/module.h> -#include <linux/aio.h> -#include <linux/types.h> -#include "heci_data_structures.h" - -extern const struct guid heci_pthi_guid; -extern const struct guid heci_wd_guid; -extern const __u8 heci_start_wd_params[]; -extern const __u8 heci_stop_wd_params[]; -extern const __u8 heci_wd_state_independence_msg[3][4]; - -/* - * heci device ID - */ -#define HECI_DEV_ID_82946GZ 0x2974 /* 82946GZ/GL */ -#define HECI_DEV_ID_82G35 0x2984 /* 82G35 Express */ -#define HECI_DEV_ID_82Q965 0x2994 /* 82Q963/Q965 */ -#define HECI_DEV_ID_82G965 0x29A4 /* 82P965/G965 */ - -#define HECI_DEV_ID_82GM965 0x2A04 /* Mobile PM965/GM965 */ -#define HECI_DEV_ID_82GME965 0x2A14 /* Mobile GME965/GLE960 */ - -#define HECI_DEV_ID_ICH9_82Q35 0x29B4 /* 82Q35 Express */ -#define HECI_DEV_ID_ICH9_82G33 0x29C4 /* 82G33/G31/P35/P31 Express */ -#define HECI_DEV_ID_ICH9_82Q33 0x29D4 /* 82Q33 Express */ -#define HECI_DEV_ID_ICH9_82X38 0x29E4 /* 82X38/X48 Express */ -#define HECI_DEV_ID_ICH9_3200 0x29F4 /* 3200/3210 Server */ - -#define HECI_DEV_ID_ICH9_6 0x28B4 /* Bearlake */ -#define HECI_DEV_ID_ICH9_7 0x28C4 /* Bearlake */ -#define HECI_DEV_ID_ICH9_8 0x28D4 /* Bearlake */ -#define HECI_DEV_ID_ICH9_9 0x28E4 /* Bearlake */ -#define HECI_DEV_ID_ICH9_10 0x28F4 /* Bearlake */ - -#define HECI_DEV_ID_ICH9M_1 0x2A44 /* Cantiga */ -#define HECI_DEV_ID_ICH9M_2 0x2A54 /* Cantiga */ -#define HECI_DEV_ID_ICH9M_3 0x2A64 /* Cantiga */ -#define HECI_DEV_ID_ICH9M_4 0x2A74 /* Cantiga */ - -#define HECI_DEV_ID_ICH10_1 0x2E04 /* Eaglelake */ -#define HECI_DEV_ID_ICH10_2 0x2E14 /* Eaglelake */ -#define HECI_DEV_ID_ICH10_3 0x2E24 /* Eaglelake */ -#define HECI_DEV_ID_ICH10_4 0x2E34 /* Eaglelake */ - -/* - * heci init function prototypes - */ -struct iamt_heci_device *init_heci_device(struct pci_dev *pdev); -void heci_reset(struct iamt_heci_device *dev, int interrupts); -int heci_hw_init(struct iamt_heci_device *dev); -int heci_task_initialize_clients(void *data); -int heci_initialize_clients(struct iamt_heci_device *dev); -struct heci_file_private *heci_alloc_file_private(struct file *file); -int heci_disconnect_host_client(struct iamt_heci_device *dev, - struct heci_file_private *file_ext); -void heci_initialize_list(struct io_heci_list *list, - struct iamt_heci_device *dev); -void heci_flush_list(struct io_heci_list *list, - struct heci_file_private *file_ext); -void heci_flush_queues(struct iamt_heci_device *dev, - struct heci_file_private *file_ext); - -void heci_remove_client_from_file_list(struct iamt_heci_device *dev, - __u8 host_client_id); - -/* - * interrupt function prototype - */ -irqreturn_t heci_isr_interrupt(int irq, void *dev_id); - -void heci_wd_timer(unsigned long data); - -/* - * input output function prototype - */ -int heci_ioctl_get_version(struct iamt_heci_device *dev, int if_num, - struct heci_message_data __user *u_msg, - struct heci_message_data k_msg, - struct heci_file_private *file_ext); - -int heci_ioctl_connect_client(struct iamt_heci_device *dev, int if_num, - struct heci_message_data __user *u_msg, - struct heci_message_data k_msg, - struct file *file); - -int heci_ioctl_wd(struct iamt_heci_device *dev, int if_num, - struct heci_message_data k_msg, - struct heci_file_private *file_ext); - -int heci_ioctl_bypass_wd(struct iamt_heci_device *dev, int if_num, - struct heci_message_data k_msg, - struct heci_file_private *file_ext); - -int heci_start_read(struct iamt_heci_device *dev, int if_num, - struct heci_file_private *file_ext); - -int pthi_write(struct iamt_heci_device *dev, - struct heci_cb_private *priv_cb); - -int pthi_read(struct iamt_heci_device *dev, int if_num, struct file *file, - char __user *ubuf, size_t length, loff_t *offset); - -struct heci_cb_private *find_pthi_read_list_entry( - struct iamt_heci_device *dev, - struct file *file); - -void run_next_iamthif_cmd(struct iamt_heci_device *dev); - -void heci_free_cb_private(struct heci_cb_private *priv_cb); - -/** - * heci_fe_same_id - tell 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 heci_fe_same_id(const struct heci_file_private *fe1, - const struct heci_file_private *fe2) -{ - return ((fe1->host_client_id == fe2->host_client_id) - && (fe1->me_client_id == fe2->me_client_id)); -} - -#endif /* _HECI_H_ */ diff --git a/drivers/staging/heci/heci_data_structures.h b/drivers/staging/heci/heci_data_structures.h deleted file mode 100644 index ff30386d097..00000000000 --- a/drivers/staging/heci/heci_data_structures.h +++ /dev/null @@ -1,529 +0,0 @@ -/* - * Part of Intel(R) Manageability Engine Interface Linux driver - * - * Copyright (c) 2003 - 2008 Intel Corp. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - * - */ - -#ifndef _HECI_DATA_STRUCTURES_H_ -#define _HECI_DATA_STRUCTURES_H_ - -#include <linux/spinlock.h> -#include <linux/list.h> -#include <linux/pci.h> -#include <linux/timer.h> -#include <linux/interrupt.h> -#include <linux/workqueue.h> -#include <linux/module.h> -#include <linux/aio.h> -#include <linux/types.h> - -/* - * error code definition - */ -#define ESLOTS_OVERFLOW 1 -#define ECORRUPTED_MESSAGE_HEADER 1000 -#define ECOMPLETE_MESSAGE 1001 - -#define HECI_FC_MESSAGE_RESERVED_LENGTH 5 - -/* - * Number of queue lists used by this driver - */ -#define HECI_IO_LISTS_NUMBER 7 - -/* - * Maximum transmission unit (MTU) of heci messages - */ -#define IAMTHIF_MTU 4160 - - -/* - * HECI HW Section - */ - -/* HECI registers */ -/* H_CB_WW - Host Circular Buffer (CB) Write Window register */ -#define H_CB_WW 0 -/* H_CSR - Host Control Status register */ -#define H_CSR 4 -/* ME_CB_RW - ME Circular Buffer Read Window register (read only) */ -#define ME_CB_RW 8 -/* ME_CSR_HA - ME Control Status Host Access register (read only) */ -#define ME_CSR_HA 0xC - - -/* register bits of H_CSR (Host Control Status register) */ -/* Host Circular Buffer Depth - maximum number of 32-bit entries in CB */ -#define H_CBD 0xFF000000 -/* Host Circular Buffer Write Pointer */ -#define H_CBWP 0x00FF0000 -/* Host Circular Buffer Read Pointer */ -#define H_CBRP 0x0000FF00 -/* Host Reset */ -#define H_RST 0x00000010 -/* Host Ready */ -#define H_RDY 0x00000008 -/* Host Interrupt Generate */ -#define H_IG 0x00000004 -/* Host Interrupt Status */ -#define H_IS 0x00000002 -/* Host Interrupt Enable */ -#define H_IE 0x00000001 - - -/* register bits of ME_CSR_HA (ME Control Status Host Access register) */ -/* ME CB (Circular Buffer) Depth HRA (Host Read Access) - * - host read only access to ME_CBD */ -#define ME_CBD_HRA 0xFF000000 -/* ME CB Write Pointer HRA - host read only access to ME_CBWP */ -#define ME_CBWP_HRA 0x00FF0000 -/* ME CB Read Pointer HRA - host read only access to ME_CBRP */ -#define ME_CBRP_HRA 0x0000FF00 -/* ME Reset HRA - host read only access to ME_RST */ -#define ME_RST_HRA 0x00000010 -/* ME Ready HRA - host read only access to ME_RDY */ -#define ME_RDY_HRA 0x00000008 -/* ME Interrupt Generate HRA - host read only access to ME_IG */ -#define ME_IG_HRA 0x00000004 -/* ME Interrupt Status HRA - host read only access to ME_IS */ -#define ME_IS_HRA 0x00000002 -/* ME Interrupt Enable HRA - host read only access to ME_IE */ -#define ME_IE_HRA 0x00000001 - -#define HECI_MINORS_BASE 1 -#define HECI_MINORS_COUNT 1 - -#define HECI_MINOR_NUMBER 1 -#define HECI_MAX_OPEN_HANDLE_COUNT 253 - -/* - * debug kernel print macro define - */ -extern int heci_debug; - -#define DBG(format, arg...) do { \ - if (heci_debug) \ - printk(KERN_INFO "heci: %s: " format, __func__, ## arg); \ -} while (0) - - -/* - * time to wait HECI become ready after init - */ -#define HECI_INTEROP_TIMEOUT (HZ * 7) - -/* - * watch dog definition - */ -#define HECI_WATCHDOG_DATA_SIZE 16 -#define HECI_START_WD_DATA_SIZE 20 -#define HECI_WD_PARAMS_SIZE 4 -#define HECI_WD_STATE_INDEPENDENCE_MSG_SENT (1 << 0) - -#define HECI_WD_HOST_CLIENT_ID 1 -#define HECI_IAMTHIF_HOST_CLIENT_ID 2 - -struct guid { - __u32 data1; - __u16 data2; - __u16 data3; - __u8 data4[8]; -}; - -/* File state */ -enum file_state { - HECI_FILE_INITIALIZING = 0, - HECI_FILE_CONNECTING, - HECI_FILE_CONNECTED, - HECI_FILE_DISCONNECTING, - HECI_FILE_DISCONNECTED -}; - -/* HECI device states */ -enum heci_states { - HECI_INITIALIZING = 0, - HECI_ENABLED, - HECI_RESETING, - HECI_DISABLED, - HECI_RECOVERING_FROM_RESET, - HECI_POWER_DOWN, - HECI_POWER_UP -}; - -enum iamthif_states { - HECI_IAMTHIF_IDLE, - HECI_IAMTHIF_WRITING, - HECI_IAMTHIF_FLOW_CONTROL, - HECI_IAMTHIF_READING, - HECI_IAMTHIF_READ_COMPLETE -}; - -enum heci_file_transaction_states { - HECI_IDLE, - HECI_WRITING, - HECI_WRITE_COMPLETE, - HECI_FLOW_CONTROL, - HECI_READING, - HECI_READ_COMPLETE -}; - -/* HECI CB */ -enum heci_cb_major_types { - HECI_READ = 0, - HECI_WRITE, - HECI_IOCTL, - HECI_OPEN, - HECI_CLOSE -}; - -/* HECI user data struct */ -struct heci_message_data { - __u32 size; - char *data; -} __attribute__((packed)); - -#define HECI_CONNECT_TIMEOUT 3 /* at least 2 seconds */ - -#define IAMTHIF_STALL_TIMER 12 /* seconds */ -#define IAMTHIF_READ_TIMER 15 /* seconds */ - -struct heci_cb_private { - struct list_head cb_list; - enum heci_cb_major_types major_file_operations; - void *file_private; - struct heci_message_data request_buffer; - struct heci_message_data response_buffer; - unsigned long information; - unsigned long read_time; - struct file *file_object; -}; - -/* Private file struct */ -struct heci_file_private { - struct list_head link; - struct file *file; - enum file_state state; - wait_queue_head_t tx_wait; - wait_queue_head_t rx_wait; - wait_queue_head_t wait; - spinlock_t file_lock; /* file lock */ - spinlock_t read_io_lock; /* read lock */ - spinlock_t write_io_lock; /* write lock */ - int read_pending; - int status; - /* ID of client connected */ - __u8 host_client_id; - __u8 me_client_id; - __u8 flow_ctrl_creds; - __u8 timer_count; - enum heci_file_transaction_states reading_state; - enum heci_file_transaction_states writing_state; - int sm_state; - struct heci_cb_private *read_cb; -}; - -struct io_heci_list { - struct heci_cb_private heci_cb; - int status; - struct iamt_heci_device *device_extension; -}; - -struct heci_driver_version { - __u8 major; - __u8 minor; - __u8 hotfix; - __u16 build; -} __attribute__((packed)); - - -struct heci_client { - __u32 max_msg_length; - __u8 protocol_version; -} __attribute__((packed)); - -/* - * HECI BUS Interface Section - */ -struct heci_msg_hdr { - __u32 me_addr:8; - __u32 host_addr:8; - __u32 length:9; - __u32 reserved:6; - __u32 msg_complete:1; -} __attribute__((packed)); - - -struct hbm_cmd { - __u8 cmd:7; - __u8 is_response:1; -} __attribute__((packed)); - - -struct heci_bus_message { - struct hbm_cmd cmd; - __u8 command_specific_data[]; -} __attribute__((packed)); - -struct hbm_version { - __u8 minor_version; - __u8 major_version; -} __attribute__((packed)); - -struct hbm_host_version_request { - struct hbm_cmd cmd; - __u8 reserved; - struct hbm_version host_version; -} __attribute__((packed)); - -struct hbm_host_version_response { - struct hbm_cmd cmd; - int host_version_supported; - struct hbm_version me_max_version; -} __attribute__((packed)); - -struct hbm_host_stop_request { - struct hbm_cmd cmd; - __u8 reason; - __u8 reserved[2]; -} __attribute__((packed)); - -struct hbm_host_stop_response { - struct hbm_cmd cmd; - __u8 reserved[3]; -} __attribute__((packed)); - -struct hbm_me_stop_request { - struct hbm_cmd cmd; - __u8 reason; - __u8 reserved[2]; -} __attribute__((packed)); - -struct hbm_host_enum_request { - struct hbm_cmd cmd; - __u8 reserved[3]; -} __attribute__((packed)); - -struct hbm_host_enum_response { - struct hbm_cmd cmd; - __u8 reserved[3]; - __u8 valid_addresses[32]; -} __attribute__((packed)); - -struct heci_client_properties { - struct guid protocol_name; - __u8 protocol_version; - __u8 max_number_of_connections; - __u8 fixed_address; - __u8 single_recv_buf; - __u32 max_msg_length; -} __attribute__((packed)); - -struct hbm_props_request { - struct hbm_cmd cmd; - __u8 address; - __u8 reserved[2]; -} __attribute__((packed)); - - -struct hbm_props_response { - struct hbm_cmd cmd; - __u8 address; - __u8 status; - __u8 reserved[1]; - struct heci_client_properties client_properties; -} __attribute__((packed)); - -struct hbm_client_connect_request { - struct hbm_cmd cmd; - __u8 me_addr; - __u8 host_addr; - __u8 reserved; -} __attribute__((packed)); - -struct hbm_client_connect_response { - struct hbm_cmd cmd; - __u8 me_addr; - __u8 host_addr; - __u8 status; -} __attribute__((packed)); - -struct hbm_client_disconnect_request { - struct hbm_cmd cmd; - __u8 me_addr; - __u8 host_addr; - __u8 reserved[1]; -} __attribute__((packed)); - -struct hbm_flow_control { - struct hbm_cmd cmd; - __u8 me_addr; - __u8 host_addr; - __u8 reserved[HECI_FC_MESSAGE_RESERVED_LENGTH]; -} __attribute__((packed)); - -struct heci_me_client { - struct heci_client_properties props; - __u8 client_id; - __u8 flow_ctrl_creds; -} __attribute__((packed)); - -/* private device struct */ -struct iamt_heci_device { - struct pci_dev *pdev; /* pointer to pci device struct */ - /* - * lists of queues - */ - /* array of pointers to aio lists */ - struct io_heci_list *io_list_array[HECI_IO_LISTS_NUMBER]; - struct io_heci_list read_list; /* driver read queue */ - struct io_heci_list write_list; /* driver write queue */ - struct io_heci_list write_waiting_list; /* write waiting queue */ - struct io_heci_list ctrl_wr_list; /* managed write IOCTL list */ - struct io_heci_list ctrl_rd_list; /* managed read IOCTL list */ - struct io_heci_list pthi_cmd_list; /* PTHI list for cmd waiting */ - - /* driver managed PTHI list for reading completed pthi cmd data */ - struct io_heci_list pthi_read_complete_list; - /* - * list of files - */ - struct list_head file_list; - /* - * memory of device - */ - unsigned int mem_base; - unsigned int mem_length; - void __iomem *mem_addr; - /* - * lock for the device - */ - spinlock_t device_lock; /* device lock*/ - struct work_struct work; - int recvd_msg; - - struct task_struct *reinit_tsk; - - struct timer_list wd_timer; - /* - * hw states of host and fw(ME) - */ - __u32 host_hw_state; - __u32 me_hw_state; - /* - * waiting queue for receive message from FW - */ - wait_queue_head_t wait_recvd_msg; - wait_queue_head_t wait_stop_wd; - /* - * heci device states - */ - enum heci_states heci_state; - int stop; - - __u32 extra_write_index; - __u32 rd_msg_buf[128]; /* used for control messages */ - __u32 wr_msg_buf[128]; /* used for control messages */ - __u32 ext_msg_buf[8]; /* for control responses */ - __u32 rd_msg_hdr; - - struct hbm_version version; - - int host_buffer_is_empty; - struct heci_file_private wd_file_ext; - struct heci_me_client *me_clients; /* Note: memory has to be allocated*/ - __u8 heci_me_clients[32]; /* list of existing clients */ - __u8 num_heci_me_clients; - __u8 heci_host_clients[32]; /* list of existing clients */ - __u8 current_host_client_id; - - int wd_pending; - int wd_stoped; - __u16 wd_timeout; /* seconds ((wd_data[1] << 8) + wd_data[0]) */ - unsigned char wd_data[HECI_START_WD_DATA_SIZE]; - - - __u16 wd_due_counter; - int asf_mode; - int wd_bypass; /* if 1, don't refresh watchdog ME client */ - - struct file *iamthif_file_object; - struct heci_file_private iamthif_file_ext; - int iamthif_ioctl; - int iamthif_canceled; - __u32 iamthif_timer; - __u32 iamthif_stall_timer; - unsigned char iamthif_msg_buf[IAMTHIF_MTU]; - __u32 iamthif_msg_buf_size; - __u32 iamthif_msg_buf_index; - int iamthif_flow_control_pending; - enum iamthif_states iamthif_state; - - struct heci_cb_private *iamthif_current_cb; - __u8 write_hang; - int need_reset; - long open_handle_count; - -}; - -/** - * read_heci_register - Read a byte from the heci device - * - * @dev: the device structure - * @offset: offset from which to read the data - * - * returns the byte read. - */ -static inline __u32 read_heci_register(struct iamt_heci_device *dev, - unsigned long offset) -{ - return readl(dev->mem_addr + offset); -} - -/** - * write_heci_register - Write 4 bytes to the heci device - * - * @dev: the device structure - * @offset: offset from which to write the data - * @value: the byte to write - */ -static inline void write_heci_register(struct iamt_heci_device *dev, - unsigned long offset, __u32 value) -{ - writel(value, dev->mem_addr + offset); -} - -#endif /* _HECI_DATA_STRUCTURES_H_ */ diff --git a/drivers/staging/heci/heci_init.c b/drivers/staging/heci/heci_init.c deleted file mode 100644 index 31fd891c099..00000000000 --- a/drivers/staging/heci/heci_init.c +++ /dev/null @@ -1,1083 +0,0 @@ -/* - * Part of Intel(R) Manageability Engine Interface Linux driver - * - * Copyright (c) 2003 - 2008 Intel Corp. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - * - */ - -#include <linux/module.h> -#include <linux/pci.h> -#include <linux/reboot.h> -#include <linux/poll.h> -#include <linux/init.h> -#include <linux/kdev_t.h> -#include <linux/moduleparam.h> -#include <linux/wait.h> -#include <linux/delay.h> -#include <linux/kthread.h> - -#include "heci_data_structures.h" -#include "heci_interface.h" -#include "heci.h" - - -const __u8 heci_start_wd_params[] = { 0x02, 0x12, 0x13, 0x10 }; -const __u8 heci_stop_wd_params[] = { 0x02, 0x02, 0x14, 0x10 }; - -const __u8 heci_wd_state_independence_msg[3][4] = { - {0x05, 0x02, 0x51, 0x10}, - {0x05, 0x02, 0x52, 0x10}, - {0x07, 0x02, 0x01, 0x10} -}; - -static const struct guid heci_asf_guid = { - 0x75B30CD6, 0xA29E, 0x4AF7, - {0xA7, 0x12, 0xE6, 0x17, 0x43, 0x93, 0xC8, 0xA6} -}; -const struct guid heci_wd_guid = { - 0x05B79A6F, 0x4628, 0x4D7F, - {0x89, 0x9D, 0xA9, 0x15, 0x14, 0xCB, 0x32, 0xAB} -}; -const struct guid heci_pthi_guid = { - 0x12f80028, 0xb4b7, 0x4b2d, - {0xac, 0xa8, 0x46, 0xe0, 0xff, 0x65, 0x81, 0x4c} -}; - - -/* - * heci init function prototypes - */ -static void heci_check_asf_mode(struct iamt_heci_device *dev); -static int host_start_message(struct iamt_heci_device *dev); -static int host_enum_clients_message(struct iamt_heci_device *dev); -static int allocate_me_clients_storage(struct iamt_heci_device *dev); -static void host_init_wd(struct iamt_heci_device *dev); -static void host_init_iamthif(struct iamt_heci_device *dev); -static int heci_wait_event_int_timeout(struct iamt_heci_device *dev, - long timeout); - - -/** - * heci_initialize_list - Sets up a queue list. - * - * @list: An instance of our list structure - * @dev: Device object for our driver - */ -void heci_initialize_list(struct io_heci_list *list, - struct iamt_heci_device *dev) -{ - /* initialize our queue list */ - INIT_LIST_HEAD(&list->heci_cb.cb_list); - list->status = 0; - list->device_extension = dev; -} - -/** - * heci_flush_queues - flush our queues list belong to file_ext. - * - * @dev: Device object for our driver - * @file_ext: private data of the file object - */ -void heci_flush_queues(struct iamt_heci_device *dev, - struct heci_file_private *file_ext) -{ - int i; - - if (!dev || !file_ext) - return; - - /* flush our queue list belong to file_ext */ - for (i = 0; i < HECI_IO_LISTS_NUMBER; i++) { - DBG("remove list entry belong to file_ext\n"); - heci_flush_list(dev->io_list_array[i], file_ext); - } -} - - -/** - * heci_flush_list - remove list entry belong to file_ext. - * - * @list: An instance of our list structure - * @file_ext: private data of the file object - */ -void heci_flush_list(struct io_heci_list *list, - struct heci_file_private *file_ext) -{ - struct heci_file_private *file_ext_tmp; - struct heci_cb_private *priv_cb_pos = NULL; - struct heci_cb_private *priv_cb_next = NULL; - - if (!list || !file_ext) - return; - - if (list->status != 0) - return; - - if (list_empty(&list->heci_cb.cb_list)) - return; - - list_for_each_entry_safe(priv_cb_pos, priv_cb_next, - &list->heci_cb.cb_list, cb_list) { - if (priv_cb_pos) { - file_ext_tmp = (struct heci_file_private *) - priv_cb_pos->file_private; - if (file_ext_tmp) { - if (heci_fe_same_id(file_ext, file_ext_tmp)) - list_del(&priv_cb_pos->cb_list); - } - } - } -} - -/** - * heci_reset_iamthif_params - initializes heci device iamthif - * - * @dev: The heci device structure - */ -static void heci_reset_iamthif_params(struct iamt_heci_device *dev) -{ - /* reset iamthif parameters. */ - dev->iamthif_current_cb = NULL; - dev->iamthif_msg_buf_size = 0; - dev->iamthif_msg_buf_index = 0; - dev->iamthif_canceled = 0; - dev->iamthif_file_ext.file = NULL; - dev->iamthif_ioctl = 0; - dev->iamthif_state = HECI_IAMTHIF_IDLE; - dev->iamthif_timer = 0; -} - -/** - * init_heci_device - allocates and initializes the heci device structure - * - * @pdev: The pci device structure - * - * returns The heci_device_device pointer on success, NULL on failure. - */ -struct iamt_heci_device *init_heci_device(struct pci_dev *pdev) -{ - int i; - struct iamt_heci_device *dev; - - dev = kzalloc(sizeof(struct iamt_heci_device), GFP_KERNEL); - if (!dev) - return NULL; - - /* setup our list array */ - dev->io_list_array[0] = &dev->read_list; - dev->io_list_array[1] = &dev->write_list; - dev->io_list_array[2] = &dev->write_waiting_list; - dev->io_list_array[3] = &dev->ctrl_wr_list; - dev->io_list_array[4] = &dev->ctrl_rd_list; - dev->io_list_array[5] = &dev->pthi_cmd_list; - dev->io_list_array[6] = &dev->pthi_read_complete_list; - INIT_LIST_HEAD(&dev->file_list); - INIT_LIST_HEAD(&dev->wd_file_ext.link); - INIT_LIST_HEAD(&dev->iamthif_file_ext.link); - spin_lock_init(&dev->device_lock); - init_waitqueue_head(&dev->wait_recvd_msg); - init_waitqueue_head(&dev->wait_stop_wd); - dev->heci_state = HECI_INITIALIZING; - dev->iamthif_state = HECI_IAMTHIF_IDLE; - - /* init work for schedule work */ - INIT_WORK(&dev->work, NULL); - for (i = 0; i < HECI_IO_LISTS_NUMBER; i++) - heci_initialize_list(dev->io_list_array[i], dev); - dev->pdev = pdev; - return dev; -} - - - - -static int heci_wait_event_int_timeout(struct iamt_heci_device *dev, - long timeout) -{ - return wait_event_interruptible_timeout(dev->wait_recvd_msg, - (dev->recvd_msg), timeout); -} - -/** - * heci_hw_init - init host and fw to start work. - * - * @dev: Device object for our driver - * - * returns 0 on success, <0 on failure. - */ -int heci_hw_init(struct iamt_heci_device *dev) -{ - int err = 0; - - dev->host_hw_state = read_heci_register(dev, H_CSR); - dev->me_hw_state = read_heci_register(dev, ME_CSR_HA); - DBG("host_hw_state = 0x%08x, mestate = 0x%08x.\n", - dev->host_hw_state, dev->me_hw_state); - - if ((dev->host_hw_state & H_IS) == H_IS) { - /* acknowledge interrupt and stop interupts */ - heci_csr_clear_his(dev); - } |