From 3128c6c73cdf3df92c3165bfb785ae50114d18bf Mon Sep 17 00:00:00 2001 From: Mike Christie Date: Mon, 25 Jul 2011 13:48:42 -0500 Subject: [SCSI] iscsi cls: sysfs group is_visible callout for conn attrs The iscsi class currently does not support writable sysfs attrs for LLD sysfs settings. This patch converts the iscsi class and drivers to use the attribute container sysfs group and the sysfs group's is_visible callout to be able to support readable or writable sysfs attrs. Signed-off-by: Mike Christie Signed-off-by: James Bottomley --- drivers/infiniband/ulp/iser/iscsi_iser.c | 38 +++++++++++++++++++++++--------- 1 file changed, 27 insertions(+), 11 deletions(-) (limited to 'drivers/infiniband') diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c index 9c61b9c2c597..c716722628cf 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.c +++ b/drivers/infiniband/ulp/iser/iscsi_iser.c @@ -632,6 +632,31 @@ iscsi_iser_ep_disconnect(struct iscsi_endpoint *ep) iser_conn_terminate(ib_conn); } +static mode_t iser_attr_is_visible(int param_type, int param) +{ + switch (param_type) { + case ISCSI_PARAM: + switch (param) { + case ISCSI_PARAM_MAX_RECV_DLENGTH: + case ISCSI_PARAM_MAX_XMIT_DLENGTH: + case ISCSI_PARAM_HDRDGST_EN: + case ISCSI_PARAM_DATADGST_EN: + case ISCSI_PARAM_CONN_ADDRESS: + case ISCSI_PARAM_CONN_PORT: + case ISCSI_PARAM_EXP_STATSN: + case ISCSI_PARAM_PERSISTENT_ADDRESS: + case ISCSI_PARAM_PERSISTENT_PORT: + case ISCSI_PARAM_PING_TMO: + case ISCSI_PARAM_RECV_TMO: + return S_IRUGO; + default: + return 0; + } + } + + return 0; +} + static struct scsi_host_template iscsi_iser_sht = { .module = THIS_MODULE, .name = "iSCSI Initiator over iSER, v." DRV_VER, @@ -653,28 +678,18 @@ static struct iscsi_transport iscsi_iser_transport = { .owner = THIS_MODULE, .name = "iser", .caps = CAP_RECOVERY_L0 | CAP_MULTI_R2T, - .param_mask = ISCSI_MAX_RECV_DLENGTH | - ISCSI_MAX_XMIT_DLENGTH | - ISCSI_HDRDGST_EN | - ISCSI_DATADGST_EN | - ISCSI_INITIAL_R2T_EN | + .param_mask = ISCSI_INITIAL_R2T_EN | ISCSI_MAX_R2T | ISCSI_IMM_DATA_EN | ISCSI_FIRST_BURST | ISCSI_MAX_BURST | ISCSI_PDU_INORDER_EN | ISCSI_DATASEQ_INORDER_EN | - ISCSI_CONN_PORT | - ISCSI_CONN_ADDRESS | - ISCSI_EXP_STATSN | - ISCSI_PERSISTENT_PORT | - ISCSI_PERSISTENT_ADDRESS | ISCSI_TARGET_NAME | ISCSI_TPGT | ISCSI_USERNAME | ISCSI_PASSWORD | ISCSI_USERNAME_IN | ISCSI_PASSWORD_IN | ISCSI_FAST_ABORT | ISCSI_ABORT_TMO | ISCSI_LU_RESET_TMO | ISCSI_TGT_RESET_TMO | - ISCSI_PING_TMO | ISCSI_RECV_TMO | ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME, .host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_NETDEV_NAME | @@ -686,6 +701,7 @@ static struct iscsi_transport iscsi_iser_transport = { .create_conn = iscsi_iser_conn_create, .bind_conn = iscsi_iser_conn_bind, .destroy_conn = iscsi_iser_conn_destroy, + .attr_is_visible = iser_attr_is_visible, .set_param = iscsi_iser_set_param, .get_conn_param = iscsi_conn_get_param, .get_ep_param = iscsi_iser_get_ep_param, -- cgit v1.2.3