diff options
Diffstat (limited to 'drivers/isdn/hardware/avm/b1dma.c')
| -rw-r--r-- | drivers/isdn/hardware/avm/b1dma.c | 71 |
1 files changed, 37 insertions, 34 deletions
diff --git a/drivers/isdn/hardware/avm/b1dma.c b/drivers/isdn/hardware/avm/b1dma.c index 0e84aaae43f..124550d0dbf 100644 --- a/drivers/isdn/hardware/avm/b1dma.c +++ b/drivers/isdn/hardware/avm/b1dma.c @@ -11,6 +11,8 @@ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/skbuff.h> #include <linux/delay.h> #include <linux/mm.h> @@ -855,21 +857,20 @@ u16 b1dma_send_message(struct capi_ctr *ctrl, struct sk_buff *skb) /* ------------------------------------------------------------- */ -int b1dmactl_read_proc(char *page, char **start, off_t off, - int count, int *eof, struct capi_ctr *ctrl) +static int b1dmactl_proc_show(struct seq_file *m, void *v) { + struct capi_ctr *ctrl = m->private; avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata); avmcard *card = cinfo->card; u8 flag; - int len = 0; char *s; u32 txoff, txlen, rxoff, rxlen, csr; unsigned long flags; - len += sprintf(page+len, "%-16s %s\n", "name", card->name); - len += sprintf(page+len, "%-16s 0x%x\n", "io", card->port); - len += sprintf(page+len, "%-16s %d\n", "irq", card->irq); - len += sprintf(page+len, "%-16s 0x%lx\n", "membase", card->membase); + seq_printf(m, "%-16s %s\n", "name", card->name); + seq_printf(m, "%-16s 0x%x\n", "io", card->port); + seq_printf(m, "%-16s %d\n", "irq", card->irq); + seq_printf(m, "%-16s 0x%lx\n", "membase", card->membase); switch (card->cardtype) { case avm_b1isa: s = "B1 ISA"; break; case avm_b1pci: s = "B1 PCI"; break; @@ -882,18 +883,18 @@ int b1dmactl_read_proc(char *page, char **start, off_t off, case avm_c2: s = "C2"; break; default: s = "???"; break; } - len += sprintf(page+len, "%-16s %s\n", "type", s); + seq_printf(m, "%-16s %s\n", "type", s); if ((s = cinfo->version[VER_DRIVER]) != NULL) - len += sprintf(page+len, "%-16s %s\n", "ver_driver", s); + seq_printf(m, "%-16s %s\n", "ver_driver", s); if ((s = cinfo->version[VER_CARDTYPE]) != NULL) - len += sprintf(page+len, "%-16s %s\n", "ver_cardtype", s); + seq_printf(m, "%-16s %s\n", "ver_cardtype", s); if ((s = cinfo->version[VER_SERIAL]) != NULL) - len += sprintf(page+len, "%-16s %s\n", "ver_serial", s); + seq_printf(m, "%-16s %s\n", "ver_serial", s); if (card->cardtype != avm_m1) { flag = ((u8 *)(ctrl->profile.manu))[3]; if (flag) - len += sprintf(page+len, "%-16s%s%s%s%s%s%s%s\n", + seq_printf(m, "%-16s%s%s%s%s%s%s%s\n", "protocol", (flag & 0x01) ? " DSS1" : "", (flag & 0x02) ? " CT1" : "", @@ -907,7 +908,7 @@ int b1dmactl_read_proc(char *page, char **start, off_t off, if (card->cardtype != avm_m1) { flag = ((u8 *)(ctrl->profile.manu))[5]; if (flag) - len += sprintf(page+len, "%-16s%s%s%s%s\n", + seq_printf(m, "%-16s%s%s%s%s\n", "linetype", (flag & 0x01) ? " point to point" : "", (flag & 0x02) ? " point to multipoint" : "", @@ -915,7 +916,7 @@ int b1dmactl_read_proc(char *page, char **start, off_t off, (flag & 0x04) ? " leased line with D-channel" : "" ); } - len += sprintf(page+len, "%-16s %s\n", "cardname", cinfo->cardname); + seq_printf(m, "%-16s %s\n", "cardname", cinfo->cardname); spin_lock_irqsave(&card->lock, flags); @@ -930,27 +931,30 @@ int b1dmactl_read_proc(char *page, char **start, off_t off, spin_unlock_irqrestore(&card->lock, flags); - len += sprintf(page+len, "%-16s 0x%lx\n", - "csr (cached)", (unsigned long)card->csr); - len += sprintf(page+len, "%-16s 0x%lx\n", - "csr", (unsigned long)csr); - len += sprintf(page+len, "%-16s %lu\n", - "txoff", (unsigned long)txoff); - len += sprintf(page+len, "%-16s %lu\n", - "txlen", (unsigned long)txlen); - len += sprintf(page+len, "%-16s %lu\n", - "rxoff", (unsigned long)rxoff); - len += sprintf(page+len, "%-16s %lu\n", - "rxlen", (unsigned long)rxlen); - - if (off+count >= len) - *eof = 1; - if (len < off) - return 0; - *start = page + off; - return ((count < len-off) ? count : len-off); + seq_printf(m, "%-16s 0x%lx\n", "csr (cached)", (unsigned long)card->csr); + seq_printf(m, "%-16s 0x%lx\n", "csr", (unsigned long)csr); + seq_printf(m, "%-16s %lu\n", "txoff", (unsigned long)txoff); + seq_printf(m, "%-16s %lu\n", "txlen", (unsigned long)txlen); + seq_printf(m, "%-16s %lu\n", "rxoff", (unsigned long)rxoff); + seq_printf(m, "%-16s %lu\n", "rxlen", (unsigned long)rxlen); + + return 0; +} + +static int b1dmactl_proc_open(struct inode *inode, struct file *file) +{ + return single_open(file, b1dmactl_proc_show, PDE(inode)->data); } +const struct file_operations b1dmactl_proc_fops = { + .owner = THIS_MODULE, + .open = b1dmactl_proc_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, +}; +EXPORT_SYMBOL(b1dmactl_proc_fops); + /* ------------------------------------------------------------- */ EXPORT_SYMBOL(b1dma_reset); @@ -963,7 +967,6 @@ EXPORT_SYMBOL(b1dma_reset_ctr); EXPORT_SYMBOL(b1dma_register_appl); EXPORT_SYMBOL(b1dma_release_appl); EXPORT_SYMBOL(b1dma_send_message); -EXPORT_SYMBOL(b1dmactl_read_proc); static int __init b1dma_init(void) { |