From 074127367a503de0168e2ca5d0b36a6f761f026a Mon Sep 17 00:00:00 2001 From: Alexey Dobriyan Date: Thu, 26 May 2011 16:25:55 -0700 Subject: ipmi: convert to seq_file interface The ->read_proc interface is going away, convert to seq_file. Signed-off-by: Alexey Dobriyan Cc:Corey Minyard Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/char/ipmi/ipmi_msghandler.c | 138 +++++++++++++++++++++--------------- drivers/char/ipmi/ipmi_si_intf.c | 88 +++++++++++++++-------- 2 files changed, 141 insertions(+), 85 deletions(-) (limited to 'drivers/char') diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index 38223e9..58c0e63 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -36,6 +36,7 @@ #include #include #include +#include #include #include #include @@ -1896,102 +1897,128 @@ int ipmi_request_supply_msgs(ipmi_user_t user, EXPORT_SYMBOL(ipmi_request_supply_msgs); #ifdef CONFIG_PROC_FS -static int ipmb_file_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int smi_ipmb_proc_show(struct seq_file *m, void *v) { - char *out = (char *) page; - ipmi_smi_t intf = data; + ipmi_smi_t intf = m->private; int i; - int rv = 0; - for (i = 0; i < IPMI_MAX_CHANNELS; i++) - rv += sprintf(out+rv, "%x ", intf->channels[i].address); - out[rv-1] = '\n'; /* Replace the final space with a newline */ - out[rv] = '\0'; - rv++; - return rv; + seq_printf(m, "%x", intf->channels[0].address); + for (i = 1; i < IPMI_MAX_CHANNELS; i++) + seq_printf(m, " %x", intf->channels[i].address); + return seq_putc(m, '\n'); } -static int version_file_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int smi_ipmb_proc_open(struct inode *inode, struct file *file) { - char *out = (char *) page; - ipmi_smi_t intf = data; + return single_open(file, smi_ipmb_proc_show, PDE(inode)->data); +} - return sprintf(out, "%u.%u\n", +static const struct file_operations smi_ipmb_proc_ops = { + .open = smi_ipmb_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int smi_version_proc_show(struct seq_file *m, void *v) +{ + ipmi_smi_t intf = m->private; + + return seq_printf(m, "%u.%u\n", ipmi_version_major(&intf->bmc->id), ipmi_version_minor(&intf->bmc->id)); } -static int stat_file_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int smi_version_proc_open(struct inode *inode, struct file *file) { - char *out = (char *) page; - ipmi_smi_t intf = data; + return single_open(file, smi_version_proc_show, PDE(inode)->data); +} + +static const struct file_operations smi_version_proc_ops = { + .open = smi_version_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; - out += sprintf(out, "sent_invalid_commands: %u\n", +static int smi_stats_proc_show(struct seq_file *m, void *v) +{ + ipmi_smi_t intf = m->private; + + seq_printf(m, "sent_invalid_commands: %u\n", ipmi_get_stat(intf, sent_invalid_commands)); - out += sprintf(out, "sent_local_commands: %u\n", + seq_printf(m, "sent_local_commands: %u\n", ipmi_get_stat(intf, sent_local_commands)); - out += sprintf(out, "handled_local_responses: %u\n", + seq_printf(m, "handled_local_responses: %u\n", ipmi_get_stat(intf, handled_local_responses)); - out += sprintf(out, "unhandled_local_responses: %u\n", + seq_printf(m, "unhandled_local_responses: %u\n", ipmi_get_stat(intf, unhandled_local_responses)); - out += sprintf(out, "sent_ipmb_commands: %u\n", + seq_printf(m, "sent_ipmb_commands: %u\n", ipmi_get_stat(intf, sent_ipmb_commands)); - out += sprintf(out, "sent_ipmb_command_errs: %u\n", + seq_printf(m, "sent_ipmb_command_errs: %u\n", ipmi_get_stat(intf, sent_ipmb_command_errs)); - out += sprintf(out, "retransmitted_ipmb_commands: %u\n", + seq_printf(m, "retransmitted_ipmb_commands: %u\n", ipmi_get_stat(intf, retransmitted_ipmb_commands)); - out += sprintf(out, "timed_out_ipmb_commands: %u\n", + seq_printf(m, "timed_out_ipmb_commands: %u\n", ipmi_get_stat(intf, timed_out_ipmb_commands)); - out += sprintf(out, "timed_out_ipmb_broadcasts: %u\n", + seq_printf(m, "timed_out_ipmb_broadcasts: %u\n", ipmi_get_stat(intf, timed_out_ipmb_broadcasts)); - out += sprintf(out, "sent_ipmb_responses: %u\n", + seq_printf(m, "sent_ipmb_responses: %u\n", ipmi_get_stat(intf, sent_ipmb_responses)); - out += sprintf(out, "handled_ipmb_responses: %u\n", + seq_printf(m, "handled_ipmb_responses: %u\n", ipmi_get_stat(intf, handled_ipmb_responses)); - out += sprintf(out, "invalid_ipmb_responses: %u\n", + seq_printf(m, "invalid_ipmb_responses: %u\n", ipmi_get_stat(intf, invalid_ipmb_responses)); - out += sprintf(out, "unhandled_ipmb_responses: %u\n", + seq_printf(m, "unhandled_ipmb_responses: %u\n", ipmi_get_stat(intf, unhandled_ipmb_responses)); - out += sprintf(out, "sent_lan_commands: %u\n", + seq_printf(m, "sent_lan_commands: %u\n", ipmi_get_stat(intf, sent_lan_commands)); - out += sprintf(out, "sent_lan_command_errs: %u\n", + seq_printf(m, "sent_lan_command_errs: %u\n", ipmi_get_stat(intf, sent_lan_command_errs)); - out += sprintf(out, "retransmitted_lan_commands: %u\n", + seq_printf(m, "retransmitted_lan_commands: %u\n", ipmi_get_stat(intf, retransmitted_lan_commands)); - out += sprintf(out, "timed_out_lan_commands: %u\n", + seq_printf(m, "timed_out_lan_commands: %u\n", ipmi_get_stat(intf, timed_out_lan_commands)); - out += sprintf(out, "sent_lan_responses: %u\n", + seq_printf(m, "sent_lan_responses: %u\n", ipmi_get_stat(intf, sent_lan_responses)); - out += sprintf(out, "handled_lan_responses: %u\n", + seq_printf(m, "handled_lan_responses: %u\n", ipmi_get_stat(intf, handled_lan_responses)); - out += sprintf(out, "invalid_lan_responses: %u\n", + seq_printf(m, "invalid_lan_responses: %u\n", ipmi_get_stat(intf, invalid_lan_responses)); - out += sprintf(out, "unhandled_lan_responses: %u\n", + seq_printf(m, "unhandled_lan_responses: %u\n", ipmi_get_stat(intf, unhandled_lan_responses)); - out += sprintf(out, "handled_commands: %u\n", + seq_printf(m, "handled_commands: %u\n", ipmi_get_stat(intf, handled_commands)); - out += sprintf(out, "invalid_commands: %u\n", + seq_printf(m, "invalid_commands: %u\n", ipmi_get_stat(intf, invalid_commands)); - out += sprintf(out, "unhandled_commands: %u\n", + seq_printf(m, "unhandled_commands: %u\n", ipmi_get_stat(intf, unhandled_commands)); - out += sprintf(out, "invalid_events: %u\n", + seq_printf(m, "invalid_events: %u\n", ipmi_get_stat(intf, invalid_events)); - out += sprintf(out, "events: %u\n", + seq_printf(m, "events: %u\n", ipmi_get_stat(intf, events)); - out += sprintf(out, "failed rexmit LAN msgs: %u\n", + seq_printf(m, "failed rexmit LAN msgs: %u\n", ipmi_get_stat(intf, dropped_rexmit_lan_commands)); - out += sprintf(out, "failed rexmit IPMB msgs: %u\n", + seq_printf(m, "failed rexmit IPMB msgs: %u\n", ipmi_get_stat(intf, dropped_rexmit_ipmb_commands)); + return 0; +} - return (out - ((char *) page)); +static int smi_stats_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, smi_stats_proc_show, PDE(inode)->data); } + +static const struct file_operations smi_stats_proc_ops = { + .open = smi_stats_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; #endif /* CONFIG_PROC_FS */ int ipmi_smi_add_proc_entry(ipmi_smi_t smi, char *name, - read_proc_t *read_proc, + const struct file_operations *proc_ops, void *data) { int rv = 0; @@ -2010,15 +2037,12 @@ int ipmi_smi_add_proc_entry(ipmi_smi_t smi, char *name, } strcpy(entry->name, name); - file = create_proc_entry(name, 0, smi->proc_dir); + file = proc_create_data(name, 0, smi->proc_dir, proc_ops, data); if (!file) { kfree(entry->name); kfree(entry); rv = -ENOMEM; } else { - file->data = data; - file->read_proc = read_proc; - mutex_lock(&smi->proc_entry_lock); /* Stick it on the list. */ entry->next = smi->proc_entries; @@ -2043,17 +2067,17 @@ static int add_proc_entries(ipmi_smi_t smi, int num) if (rv == 0) rv = ipmi_smi_add_proc_entry(smi, "stats", - stat_file_read_proc, + &smi_stats_proc_ops, smi); if (rv == 0) rv = ipmi_smi_add_proc_entry(smi, "ipmb", - ipmb_file_read_proc, + &smi_ipmb_proc_ops, smi); if (rv == 0) rv = ipmi_smi_add_proc_entry(smi, "version", - version_file_read_proc, + &smi_version_proc_ops, smi); #endif /* CONFIG_PROC_FS */ diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index 64c6b85..9397ab4 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -43,6 +43,7 @@ #include #include #include +#include #include #include #include @@ -2805,54 +2806,73 @@ static int try_enable_event_buffer(struct smi_info *smi_info) return rv; } -static int type_file_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int smi_type_proc_show(struct seq_file *m, void *v) { - struct smi_info *smi = data; + struct smi_info *smi = m->private; - return sprintf(page, "%s\n", si_to_str[smi->si_type]); + return seq_printf(m, "%s\n", si_to_str[smi->si_type]); } -static int stat_file_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static int smi_type_proc_open(struct inode *inode, struct file *file) { - char *out = (char *) page; - struct smi_info *smi = data; + return single_open(file, smi_type_proc_show, PDE(inode)->data); +} + +static const struct file_operations smi_type_proc_ops = { + .open = smi_type_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int smi_si_stats_proc_show(struct seq_file *m, void *v) +{ + struct smi_info *smi = m->private; - out += sprintf(out, "interrupts_enabled: %d\n", + seq_printf(m, "interrupts_enabled: %d\n", smi->irq && !smi->interrupt_disabled); - out += sprintf(out, "short_timeouts: %u\n", + seq_printf(m, "short_timeouts: %u\n", smi_get_stat(smi, short_timeouts)); - out += sprintf(out, "long_timeouts: %u\n", + seq_printf(m, "long_timeouts: %u\n", smi_get_stat(smi, long_timeouts)); - out += sprintf(out, "idles: %u\n", + seq_printf(m, "idles: %u\n", smi_get_stat(smi, idles)); - out += sprintf(out, "interrupts: %u\n", + seq_printf(m, "interrupts: %u\n", smi_get_stat(smi, interrupts)); - out += sprintf(out, "attentions: %u\n", + seq_printf(m, "attentions: %u\n", smi_get_stat(smi, attentions)); - out += sprintf(out, "flag_fetches: %u\n", + seq_printf(m, "flag_fetches: %u\n", smi_get_stat(smi, flag_fetches)); - out += sprintf(out, "hosed_count: %u\n", + seq_printf(m, "hosed_count: %u\n", smi_get_stat(smi, hosed_count)); - out += sprintf(out, "complete_transactions: %u\n", + seq_printf(m, "complete_transactions: %u\n", smi_get_stat(smi, complete_transactions)); - out += sprintf(out, "events: %u\n", + seq_printf(m, "events: %u\n", smi_get_stat(smi, events)); - out += sprintf(out, "watchdog_pretimeouts: %u\n", + seq_printf(m, "watchdog_pretimeouts: %u\n", smi_get_stat(smi, watchdog_pretimeouts)); - out += sprintf(out, "incoming_messages: %u\n", + seq_printf(m, "incoming_messages: %u\n", smi_get_stat(smi, incoming_messages)); + return 0; +} - return out - page; +static int smi_si_stats_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, smi_si_stats_proc_show, PDE(inode)->data); } -static int param_read_proc(char *page, char **start, off_t off, - int count, int *eof, void *data) +static const struct file_operations smi_si_stats_proc_ops = { + .open = smi_si_stats_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + +static int smi_params_proc_show(struct seq_file *m, void *v) { - struct smi_info *smi = data; + struct smi_info *smi = m->private; - return sprintf(page, + return seq_printf(m, "%s,%s,0x%lx,rsp=%d,rsi=%d,rsh=%d,irq=%d,ipmb=%d\n", si_to_str[smi->si_type], addr_space_to_str[smi->io.addr_type], @@ -2864,6 +2884,18 @@ static int param_read_proc(char *page, char **start, off_t off, smi->slave_addr); } +static int smi_params_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, smi_params_proc_show, PDE(inode)->data); +} + +static const struct file_operations smi_params_proc_ops = { + .open = smi_params_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; + /* * oem_data_avail_to_receive_msg_avail * @info - smi_info structure with msg_flags set @@ -3257,7 +3289,7 @@ static int try_smi_init(struct smi_info *new_smi) } rv = ipmi_smi_add_proc_entry(new_smi->intf, "type", - type_file_read_proc, + &smi_type_proc_ops, new_smi); if (rv) { dev_err(new_smi->dev, "Unable to create proc entry: %d\n", rv); @@ -3265,7 +3297,7 @@ static int try_smi_init(struct smi_info *new_smi) } rv = ipmi_smi_add_proc_entry(new_smi->intf, "si_stats", - stat_file_read_proc, + &smi_si_stats_proc_ops, new_smi); if (rv) { dev_err(new_smi->dev, "Unable to create proc entry: %d\n", rv); @@ -3273,7 +3305,7 @@ static int try_smi_init(struct smi_info *new_smi) } rv = ipmi_smi_add_proc_entry(new_smi->intf, "params", - param_read_proc, + &smi_params_proc_ops, new_smi); if (rv) { dev_err(new_smi->dev, "Unable to create proc entry: %d\n", rv); -- cgit v1.1