Commit 5979f33b authored by Luo Jiaxing's avatar Luo Jiaxing Committed by Martin K. Petersen

scsi: hisi_sas: Add debugfs ITCT file and add file operations

This patch creates debugfs file for ITCT and adds file operations.
Signed-off-by: default avatarLuo Jiaxing <luojiaxing@huawei.com>
Signed-off-by: default avatarJohn Garry <john.garry@huawei.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 5b0eeac4
......@@ -2769,6 +2769,36 @@ static const struct file_operations hisi_sas_debugfs_iost_fops = {
.owner = THIS_MODULE,
};
static int hisi_sas_debugfs_itct_show(struct seq_file *s, void *p)
{
int i, ret;
struct hisi_hba *hisi_hba = s->private;
struct hisi_sas_itct *debugfs_itct = hisi_hba->debugfs_itct;
__le64 *itct = &debugfs_itct->qw0;
for (i = 0; i < HISI_SAS_MAX_ITCT_ENTRIES; i++, debugfs_itct++) {
ret = hisi_sas_show_row_64(s, i, sizeof(*debugfs_itct),
itct);
if (ret)
return ret;
}
return 0;
}
static int hisi_sas_debugfs_itct_open(struct inode *inode, struct file *filp)
{
return single_open(filp, hisi_sas_debugfs_itct_show, inode->i_private);
}
static const struct file_operations hisi_sas_debugfs_itct_fops = {
.open = hisi_sas_debugfs_itct_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.owner = THIS_MODULE,
};
static void hisi_sas_debugfs_create_files(struct hisi_hba *hisi_hba)
{
struct dentry *dump_dentry;
......@@ -2815,6 +2845,9 @@ static void hisi_sas_debugfs_create_files(struct hisi_hba *hisi_hba)
debugfs_create_file("iost", 0400, dump_dentry, hisi_hba,
&hisi_sas_debugfs_iost_fops);
debugfs_create_file("itct", 0400, dump_dentry, hisi_hba,
&hisi_sas_debugfs_itct_fops);
return;
}
......
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