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nvme-fabrics: patch target code in prep for FC transport support

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- Add FC transport type decoding
- Add FC address family decoding

Signed-off-by: James Smart <james.smart@broadcom.com>
Acked-by: Johannes Thumshirn <jth@kernel.org>
Reviewed-by: Jay Freyensee <james_p_freyensee@linux.intel.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
James Smart 2016-10-21 23:32:51 +03:00 committed by Sagi Grimberg
parent 721b3917c4
commit 885aa4015f
1 changed files with 14 additions and 0 deletions
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14
drivers/nvme/target/configfs.c
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@ -37,6 +37,8 @@ static ssize_t nvmet_addr_adrfam_show(struct config_item *item,
return sprintf(page, "ipv6\n");
case NVMF_ADDR_FAMILY_IB:
return sprintf(page, "ib\n");
case NVMF_ADDR_FAMILY_FC:
return sprintf(page, "fc\n");
default:
return sprintf(page, "\n");
}
@ -59,6 +61,8 @@ static ssize_t nvmet_addr_adrfam_store(struct config_item *item,
port->disc_addr.adrfam = NVMF_ADDR_FAMILY_IP6;
} else if (sysfs_streq(page, "ib")) {
port->disc_addr.adrfam = NVMF_ADDR_FAMILY_IB;
} else if (sysfs_streq(page, "fc")) {
port->disc_addr.adrfam = NVMF_ADDR_FAMILY_FC;
} else {
pr_err("Invalid value '%s' for adrfam\n", page);
return -EINVAL;
@ -209,6 +213,8 @@ static ssize_t nvmet_addr_trtype_show(struct config_item *item,
return sprintf(page, "rdma\n");
case NVMF_TRTYPE_LOOP:
return sprintf(page, "loop\n");
case NVMF_TRTYPE_FC:
return sprintf(page, "fc\n");
default:
return sprintf(page, "\n");
}
@ -229,6 +235,12 @@ static void nvmet_port_init_tsas_loop(struct nvmet_port *port)
memset(&port->disc_addr.tsas, 0, NVMF_TSAS_SIZE);
}
static void nvmet_port_init_tsas_fc(struct nvmet_port *port)
{
port->disc_addr.trtype = NVMF_TRTYPE_FC;
memset(&port->disc_addr.tsas, 0, NVMF_TSAS_SIZE);
}
static ssize_t nvmet_addr_trtype_store(struct config_item *item,
const char *page, size_t count)
{
@ -244,6 +256,8 @@ static ssize_t nvmet_addr_trtype_store(struct config_item *item,
nvmet_port_init_tsas_rdma(port);
} else if (sysfs_streq(page, "loop")) {
nvmet_port_init_tsas_loop(port);
} else if (sysfs_streq(page, "fc")) {
nvmet_port_init_tsas_fc(port);
} else {
pr_err("Invalid value '%s' for trtype\n", page);
return -EINVAL;