diff options
Diffstat (limited to 'drivers/char/ipmi/kcs_bmc.h')
| -rw-r--r-- | drivers/char/ipmi/kcs_bmc.h | 83 |
1 files changed, 9 insertions, 74 deletions
diff --git a/drivers/char/ipmi/kcs_bmc.h b/drivers/char/ipmi/kcs_bmc.h index f42843d240ed..3f0cce315b4f 100644 --- a/drivers/char/ipmi/kcs_bmc.h +++ b/drivers/char/ipmi/kcs_bmc.h @@ -6,61 +6,12 @@ #ifndef __KCS_BMC_H__ #define __KCS_BMC_H__ -#include <linux/miscdevice.h> - -#include "kcs_bmc_client.h" +#include <linux/list.h> #define KCS_BMC_STR_OBF BIT(0) #define KCS_BMC_STR_IBF BIT(1) #define KCS_BMC_STR_CMD_DAT BIT(3) -/* Different phases of the KCS BMC module. - * KCS_PHASE_IDLE: - * BMC should not be expecting nor sending any data. - * KCS_PHASE_WRITE_START: - * BMC is receiving a WRITE_START command from system software. - * KCS_PHASE_WRITE_DATA: - * BMC is receiving a data byte from system software. - * KCS_PHASE_WRITE_END_CMD: - * BMC is waiting a last data byte from system software. - * KCS_PHASE_WRITE_DONE: - * BMC has received the whole request from system software. - * KCS_PHASE_WAIT_READ: - * BMC is waiting the response from the upper IPMI service. - * KCS_PHASE_READ: - * BMC is transferring the response to system software. - * KCS_PHASE_ABORT_ERROR1: - * BMC is waiting error status request from system software. - * KCS_PHASE_ABORT_ERROR2: - * BMC is waiting for idle status afer error from system software. - * KCS_PHASE_ERROR: - * BMC has detected a protocol violation at the interface level. - */ -enum kcs_phases { - KCS_PHASE_IDLE, - - KCS_PHASE_WRITE_START, - KCS_PHASE_WRITE_DATA, - KCS_PHASE_WRITE_END_CMD, - KCS_PHASE_WRITE_DONE, - - KCS_PHASE_WAIT_READ, - KCS_PHASE_READ, - - KCS_PHASE_ABORT_ERROR1, - KCS_PHASE_ABORT_ERROR2, - KCS_PHASE_ERROR -}; - -/* IPMI 2.0 - Table 9-4, KCS Interface Status Codes */ -enum kcs_errors { - KCS_NO_ERROR = 0x00, - KCS_ABORTED_BY_COMMAND = 0x01, - KCS_ILLEGAL_CONTROL_CODE = 0x02, - KCS_LENGTH_ERROR = 0x06, - KCS_UNSPECIFIED_ERROR = 0xFF -}; - /* IPMI 2.0 - 9.5, KCS Interface Registers * @idr: Input Data Register * @odr: Output Data Register @@ -73,36 +24,20 @@ struct kcs_ioreg { }; struct kcs_bmc_device_ops; +struct kcs_bmc_client; -struct kcs_bmc { - struct device *dev; - - const struct kcs_bmc_device_ops *ops; - - struct kcs_bmc_client client; - - spinlock_t lock; +struct kcs_bmc_device { + struct list_head entry; + struct device *dev; u32 channel; - int running; struct kcs_ioreg ioreg; - enum kcs_phases phase; - enum kcs_errors error; - - wait_queue_head_t queue; - bool data_in_avail; - int data_in_idx; - u8 *data_in; - - int data_out_idx; - int data_out_len; - u8 *data_out; - - struct mutex mutex; - u8 *kbuffer; + const struct kcs_bmc_device_ops *ops; - struct miscdevice miscdev; + spinlock_t lock; + struct kcs_bmc_client *client; }; + #endif /* __KCS_BMC_H__ */ |