From 6152d20fa6703cf364253efc4eab31151558cb01 Mon Sep 17 00:00:00 2001 From: Arun Easi Date: Thu, 3 Sep 2020 21:51:25 -0700 Subject: scsi: qla2xxx: Add rport fields in debugfs This patch adds rport fields in debugfs. Link: https://lore.kernel.org/r/20200904045128.23631-11-njavali@marvell.com Reviewed-by: Himanshu Madhani Signed-off-by: Arun Easi Signed-off-by: Nilesh Javali Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_dfs.c | 53 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) (limited to 'drivers/scsi/qla2xxx/qla_dfs.c') diff --git a/drivers/scsi/qla2xxx/qla_dfs.c b/drivers/scsi/qla2xxx/qla_dfs.c index 1e9db568aee3..118f2b223531 100644 --- a/drivers/scsi/qla2xxx/qla_dfs.c +++ b/drivers/scsi/qla2xxx/qla_dfs.c @@ -65,13 +65,53 @@ DEFINE_DEBUGFS_ATTRIBUTE(qla_dfs_rport_##_attr##_fops, \ qla_dfs_rport_##_attr##_get, \ qla_dfs_rport_##_attr##_set, "%llu\n") +/* + * Wrapper for getting fc_port fields. + * + * _attr : Attribute name. + * _get_val : Accessor macro to retrieve the value. + */ +#define DEFINE_QLA_DFS_RPORT_FIELD_GET(_attr, _get_val) \ +static int qla_dfs_rport_field_##_attr##_get(void *data, u64 *val) \ +{ \ + struct fc_port *fp = data; \ + *val = _get_val; \ + return 0; \ +} \ +DEFINE_DEBUGFS_ATTRIBUTE(qla_dfs_rport_field_##_attr##_fops, \ + qla_dfs_rport_field_##_attr##_get, \ + NULL, "%llu\n") + +#define DEFINE_QLA_DFS_RPORT_ACCESS(_attr, _get_val) \ + DEFINE_QLA_DFS_RPORT_FIELD_GET(_attr, _get_val) + +#define DEFINE_QLA_DFS_RPORT_FIELD(_attr) \ + DEFINE_QLA_DFS_RPORT_FIELD_GET(_attr, fp->_attr) + DEFINE_QLA_DFS_RPORT_RW_ATTR(QLA_DFS_RPORT_DEVLOSS_TMO, dev_loss_tmo); +DEFINE_QLA_DFS_RPORT_FIELD(disc_state); +DEFINE_QLA_DFS_RPORT_FIELD(scan_state); +DEFINE_QLA_DFS_RPORT_FIELD(fw_login_state); +DEFINE_QLA_DFS_RPORT_FIELD(login_pause); +DEFINE_QLA_DFS_RPORT_FIELD(flags); +DEFINE_QLA_DFS_RPORT_FIELD(nvme_flag); +DEFINE_QLA_DFS_RPORT_FIELD(last_rscn_gen); +DEFINE_QLA_DFS_RPORT_FIELD(rscn_gen); +DEFINE_QLA_DFS_RPORT_FIELD(login_gen); +DEFINE_QLA_DFS_RPORT_FIELD(loop_id); +DEFINE_QLA_DFS_RPORT_FIELD_GET(port_id, fp->d_id.b24); +DEFINE_QLA_DFS_RPORT_FIELD_GET(sess_kref, kref_read(&fp->sess_kref)); + void qla2x00_dfs_create_rport(scsi_qla_host_t *vha, struct fc_port *fp) { char wwn[32]; +#define QLA_CREATE_RPORT_FIELD_ATTR(_attr) \ + debugfs_create_file(#_attr, 0400, fp->dfs_rport_dir, \ + fp, &qla_dfs_rport_field_##_attr##_fops) + if (!vha->dfs_rport_root || fp->dfs_rport_dir) return; @@ -82,6 +122,19 @@ qla2x00_dfs_create_rport(scsi_qla_host_t *vha, struct fc_port *fp) if (NVME_TARGET(vha->hw, fp)) debugfs_create_file("dev_loss_tmo", 0600, fp->dfs_rport_dir, fp, &qla_dfs_rport_dev_loss_tmo_fops); + + QLA_CREATE_RPORT_FIELD_ATTR(disc_state); + QLA_CREATE_RPORT_FIELD_ATTR(scan_state); + QLA_CREATE_RPORT_FIELD_ATTR(fw_login_state); + QLA_CREATE_RPORT_FIELD_ATTR(login_pause); + QLA_CREATE_RPORT_FIELD_ATTR(flags); + QLA_CREATE_RPORT_FIELD_ATTR(nvme_flag); + QLA_CREATE_RPORT_FIELD_ATTR(last_rscn_gen); + QLA_CREATE_RPORT_FIELD_ATTR(rscn_gen); + QLA_CREATE_RPORT_FIELD_ATTR(login_gen); + QLA_CREATE_RPORT_FIELD_ATTR(loop_id); + QLA_CREATE_RPORT_FIELD_ATTR(port_id); + QLA_CREATE_RPORT_FIELD_ATTR(sess_kref); } void -- cgit v1.2.3