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ipmi: kcs_bmc: Rename {read,write}_{status,data}() functions

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Rename the functions in preparation for separating the IPMI chardev out
from the KCS BMC core.

Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
Reviewed-by: Zev Weiss <zweiss@equinix.com>
Message-Id: <20210608104757.582199-4-andrew@aj.id.au>
Signed-off-by: Corey Minyard <cminyard@mvista.com>
This commit is contained in:
Andrew Jeffery 2021-06-08 20:17:44 +09:30 committed by Corey Minyard
parent ec6f0cf17a
commit 961f7a3af9
1 changed files with 25 additions and 27 deletions
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52
drivers/char/ipmi/kcs_bmc.c
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@ -45,42 +45,42 @@ enum kcs_states {
#define KCS_CMD_WRITE_END 0x62
#define KCS_CMD_READ_BYTE 0x68
static inline u8 read_data(struct kcs_bmc *kcs_bmc)
static inline u8 kcs_bmc_read_data(struct kcs_bmc *kcs_bmc)
{
return kcs_bmc->io_inputb(kcs_bmc, kcs_bmc->ioreg.idr);
}
static inline void write_data(struct kcs_bmc *kcs_bmc, u8 data)
static inline void kcs_bmc_write_data(struct kcs_bmc *kcs_bmc, u8 data)
{
kcs_bmc->io_outputb(kcs_bmc, kcs_bmc->ioreg.odr, data);
}
static inline u8 read_status(struct kcs_bmc *kcs_bmc)
static inline u8 kcs_bmc_read_status(struct kcs_bmc *kcs_bmc)
{
return kcs_bmc->io_inputb(kcs_bmc, kcs_bmc->ioreg.str);
}
static inline void write_status(struct kcs_bmc *kcs_bmc, u8 data)
static inline void kcs_bmc_write_status(struct kcs_bmc *kcs_bmc, u8 data)
{
kcs_bmc->io_outputb(kcs_bmc, kcs_bmc->ioreg.str, data);
}
static void update_status_bits(struct kcs_bmc *kcs_bmc, u8 mask, u8 val)
static void kcs_bmc_update_status(struct kcs_bmc *kcs_bmc, u8 mask, u8 val)
{
kcs_bmc->io_updateb(kcs_bmc, kcs_bmc->ioreg.str, mask, val);
}
static inline void set_state(struct kcs_bmc *kcs_bmc, u8 state)
{
update_status_bits(kcs_bmc, KCS_STATUS_STATE_MASK,
kcs_bmc_update_status(kcs_bmc, KCS_STATUS_STATE_MASK,
KCS_STATUS_STATE(state));
}
static void kcs_force_abort(struct kcs_bmc *kcs_bmc)
{
set_state(kcs_bmc, ERROR_STATE);
read_data(kcs_bmc);
write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc_read_data(kcs_bmc);
kcs_bmc_write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc->phase = KCS_PHASE_ERROR;
kcs_bmc->data_in_avail = false;
@ -99,9 +99,9 @@ static void kcs_bmc_handle_data(struct kcs_bmc *kcs_bmc)
case KCS_PHASE_WRITE_DATA:
if (kcs_bmc->data_in_idx < KCS_MSG_BUFSIZ) {
set_state(kcs_bmc, WRITE_STATE);
write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc_write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc->data_in[kcs_bmc->data_in_idx++] =
read_data(kcs_bmc);
kcs_bmc_read_data(kcs_bmc);
} else {
kcs_force_abort(kcs_bmc);
kcs_bmc->error = KCS_LENGTH_ERROR;
@ -112,7 +112,7 @@ static void kcs_bmc_handle_data(struct kcs_bmc *kcs_bmc)
if (kcs_bmc->data_in_idx < KCS_MSG_BUFSIZ) {
set_state(kcs_bmc, READ_STATE);
kcs_bmc->data_in[kcs_bmc->data_in_idx++] =
read_data(kcs_bmc);
kcs_bmc_read_data(kcs_bmc);
kcs_bmc->phase = KCS_PHASE_WRITE_DONE;
kcs_bmc->data_in_avail = true;
wake_up_interruptible(&kcs_bmc->queue);
@ -126,34 +126,34 @@ static void kcs_bmc_handle_data(struct kcs_bmc *kcs_bmc)
if (kcs_bmc->data_out_idx == kcs_bmc->data_out_len)
set_state(kcs_bmc, IDLE_STATE);
data = read_data(kcs_bmc);
data = kcs_bmc_read_data(kcs_bmc);
if (data != KCS_CMD_READ_BYTE) {
set_state(kcs_bmc, ERROR_STATE);
write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc_write_data(kcs_bmc, KCS_ZERO_DATA);
break;
}
if (kcs_bmc->data_out_idx == kcs_bmc->data_out_len) {
write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc_write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc->phase = KCS_PHASE_IDLE;
break;
}
write_data(kcs_bmc,
kcs_bmc_write_data(kcs_bmc,
kcs_bmc->data_out[kcs_bmc->data_out_idx++]);
break;
case KCS_PHASE_ABORT_ERROR1:
set_state(kcs_bmc, READ_STATE);
read_data(kcs_bmc);
write_data(kcs_bmc, kcs_bmc->error);
kcs_bmc_read_data(kcs_bmc);
kcs_bmc_write_data(kcs_bmc, kcs_bmc->error);
kcs_bmc->phase = KCS_PHASE_ABORT_ERROR2;
break;
case KCS_PHASE_ABORT_ERROR2:
set_state(kcs_bmc, IDLE_STATE);
read_data(kcs_bmc);
write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc_read_data(kcs_bmc);
kcs_bmc_write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc->phase = KCS_PHASE_IDLE;
break;
@ -168,9 +168,9 @@ static void kcs_bmc_handle_cmd(struct kcs_bmc *kcs_bmc)
u8 cmd;
set_state(kcs_bmc, WRITE_STATE);
write_data(kcs_bmc, KCS_ZERO_DATA);
kcs_bmc_write_data(kcs_bmc, KCS_ZERO_DATA);
cmd = read_data(kcs_bmc);
cmd = kcs_bmc_read_data(kcs_bmc);
switch (cmd) {
case KCS_CMD_WRITE_START:
kcs_bmc->phase = KCS_PHASE_WRITE_START;
@ -212,7 +212,7 @@ int kcs_bmc_handle_event(struct kcs_bmc *kcs_bmc)
spin_lock_irqsave(&kcs_bmc->lock, flags);
status = read_status(kcs_bmc);
status = kcs_bmc_read_status(kcs_bmc);
if (status & KCS_STATUS_IBF) {
if (!kcs_bmc->running)
kcs_force_abort(kcs_bmc);
@ -350,7 +350,7 @@ static ssize_t kcs_bmc_write(struct file *filp, const char __user *buf,
kcs_bmc->data_out_idx = 1;
kcs_bmc->data_out_len = count;
memcpy(kcs_bmc->data_out, kcs_bmc->kbuffer, count);
write_data(kcs_bmc, kcs_bmc->data_out[0]);
kcs_bmc_write_data(kcs_bmc, kcs_bmc->data_out[0]);
ret = count;
} else {
ret = -EINVAL;
@ -373,13 +373,11 @@ static long kcs_bmc_ioctl(struct file *filp, unsigned int cmd,
switch (cmd) {
case IPMI_BMC_IOCTL_SET_SMS_ATN:
update_status_bits(kcs_bmc, KCS_STATUS_SMS_ATN,
KCS_STATUS_SMS_ATN);
kcs_bmc_update_status(kcs_bmc, KCS_STATUS_SMS_ATN, KCS_STATUS_SMS_ATN);
break;
case IPMI_BMC_IOCTL_CLEAR_SMS_ATN:
update_status_bits(kcs_bmc, KCS_STATUS_SMS_ATN,
0);
kcs_bmc_update_status(kcs_bmc, KCS_STATUS_SMS_ATN, 0);
break;
case IPMI_BMC_IOCTL_FORCE_ABORT: