Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---
drivers/scsi/fd_mcs.c | 47 ++++++++++++++++++++---------------------------
1 files changed, 20 insertions(+), 27 deletions(-)
diff --git a/drivers/scsi/fd_mcs.c b/drivers/scsi/fd_mcs.c
index a2c6135..ff6175d 100644
--- a/drivers/scsi/fd_mcs.c
+++ b/drivers/scsi/fd_mcs.c
@@ -85,6 +85,7 @@
#include <linux/string.h>
#include <linux/ioport.h>
#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
#include <linux/delay.h>
#include <linux/mca.h>
#include <linux/spinlock.h>
@@ -529,37 +530,29 @@ static const char *fd_mcs_info(struct Scsi_Host *shpnt)
static int TOTAL_INTR = 0;
-/*
- * inout : decides on the direction of the dataflow and the meaning of the
- * variables
- * buffer: If inout==FALSE data is being written to it else read from it
- * *start: If inout==FALSE start of the valid data in the buffer
- * offset: If inout==FALSE offset from the beginning of the imaginary file
- * from which we start writing into the buffer
- * length: If inout==FALSE max number of bytes to be written into the buffer
- * else number of bytes in the buffer
- */
-static int fd_mcs_proc_info(struct Scsi_Host *shpnt, char *buffer, char **start, off_t offset, int length, int inout)
+static int fd_mcs_proc_show(struct seq_file *m, void *v)
{
- int len = 0;
+ struct Scsi_Host *shpnt = m->private;
- if (inout)
- return (-ENOSYS);
-
- *start = buffer + offset;
-
- len += sprintf(buffer + len, "Future Domain MCS-600/700 Driver %s\n", DRIVER_VERSION);
- len += sprintf(buffer + len, "HOST #%d: %s\n", shpnt->host_no, adapter_name);
- len += sprintf(buffer + len, "FIFO Size=0x%x, FIFO Count=%d\n", FIFO_Size, FIFO_COUNT);
- len += sprintf(buffer + len, "DriverCalls=%d, Interrupts=%d, BytesRead=%d, BytesWrite=%d\n\n", TOTAL_INTR, INTR_Processed, Bytes_Read, Bytes_Written);
+ seq_printf(m, "Future Domain MCS-600/700 Driver %s\n", DRIVER_VERSION);
+ seq_printf(m, "HOST #%d: %s\n", shpnt->host_no, adapter_name);
+ seq_printf(m, "FIFO Size=0x%x, FIFO Count=%d\n", FIFO_Size, FIFO_COUNT);
+ seq_printf(m, "DriverCalls=%d, Interrupts=%d, BytesRead=%d, BytesWrite=%d\n\n", TOTAL_INTR, INTR_Processed, Bytes_Read, Bytes_Written);
+ return 0;
+}
- if ((len -= offset) <= 0)
- return 0;
- if (len > length)
- len = length;
- return len;
+static int fd_mcs_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, fd_mcs_proc_show, PDE(inode)->data);
}
+static const struct file_operations fd_mcs_proc_ops = {
+ .open = fd_mcs_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
static int fd_mcs_select(struct Scsi_Host *shpnt, int target)
{
int status;
@@ -1336,7 +1329,7 @@ static int fd_mcs_biosparam(struct scsi_device * disk, struct block_device *bdev
static struct scsi_host_template driver_template = {
.proc_name = "fd_mcs",
- .proc_info = fd_mcs_proc_info,
+ .proc_ops = &fd_mcs_proc_ops,
.detect = fd_mcs_detect,
.release = fd_mcs_release,
.info = fd_mcs_info,
--
1.7.3.4
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