diff options
| -rw-r--r-- | drivers/target/target_core_configfs.c | 169 | ||||
| -rw-r--r-- | drivers/target/target_core_file.c | 38 | ||||
| -rw-r--r-- | drivers/target/target_core_iblock.c | 38 | ||||
| -rw-r--r-- | drivers/target/target_core_pscsi.c | 23 | ||||
| -rw-r--r-- | drivers/target/target_core_rd.c | 38 | ||||
| -rw-r--r-- | drivers/target/target_core_user.c | 23 | ||||
| -rw-r--r-- | include/target/target_core_backend.h | 3 | ||||
| -rw-r--r-- | include/target/target_core_backend_configfs.h | 118 |
8 files changed, 177 insertions, 273 deletions
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index 57c099dd9da5..dbf91f02ee5c 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -471,10 +471,179 @@ EXPORT_SYMBOL(target_unregister_template); //############################################################################*/ /* Start functions for struct config_item_type tb_dev_attrib_cit */ +#define DEF_TB_DEV_ATTRIB_SHOW(_backend, _name) \ +static ssize_t _backend##_dev_show_attr_##_name( \ + struct se_dev_attrib *da, \ + char *page) \ +{ \ + return snprintf(page, PAGE_SIZE, "%u\n", \ + (u32)da->da_dev->dev_attrib._name); \ +} + +#define DEF_TB_DEV_ATTRIB_STORE(_backend, _name) \ +static ssize_t _backend##_dev_store_attr_##_name( \ + struct se_dev_attrib *da, \ + const char *page, \ + size_t count) \ +{ \ + unsigned long val; \ + int ret; \ + \ + ret = kstrtoul(page, 0, &val); \ + if (ret < 0) { \ + pr_err("kstrtoul() failed with ret: %d\n", ret); \ + return -EINVAL; \ + } \ + ret = se_dev_set_##_name(da->da_dev, (u32)val); \ + \ + return (!ret) ? count : -EINVAL; \ +} + +#define DEF_TB_DEV_ATTRIB(_backend, _name) \ +DEF_TB_DEV_ATTRIB_SHOW(_backend, _name); \ +DEF_TB_DEV_ATTRIB_STORE(_backend, _name); + +#define DEF_TB_DEV_ATTRIB_RO(_backend, name) \ +DEF_TB_DEV_ATTRIB_SHOW(_backend, name); + +CONFIGFS_EATTR_STRUCT(target_backend_dev_attrib, se_dev_attrib); +#define TB_DEV_ATTR(_backend, _name, _mode) \ +static struct target_backend_dev_attrib_attribute _backend##_dev_attrib_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _backend##_dev_show_attr_##_name, \ + _backend##_dev_store_attr_##_name); + +#define TB_DEV_ATTR_RO(_backend, _name) \ +static struct target_backend_dev_attrib_attribute _backend##_dev_attrib_##_name = \ + __CONFIGFS_EATTR_RO(_name, \ + _backend##_dev_show_attr_##_name); + +DEF_TB_DEV_ATTRIB(target_core, emulate_model_alias); +DEF_TB_DEV_ATTRIB(target_core, emulate_dpo); +DEF_TB_DEV_ATTRIB(target_core, emulate_fua_write); +DEF_TB_DEV_ATTRIB(target_core, emulate_fua_read); +DEF_TB_DEV_ATTRIB(target_core, emulate_write_cache); +DEF_TB_DEV_ATTRIB(target_core, emulate_ua_intlck_ctrl); +DEF_TB_DEV_ATTRIB(target_core, emulate_tas); +DEF_TB_DEV_ATTRIB(target_core, emulate_tpu); +DEF_TB_DEV_ATTRIB(target_core, emulate_tpws); +DEF_TB_DEV_ATTRIB(target_core, emulate_caw); +DEF_TB_DEV_ATTRIB(target_core, emulate_3pc); +DEF_TB_DEV_ATTRIB(target_core, pi_prot_type); +DEF_TB_DEV_ATTRIB_RO(target_core, hw_pi_prot_type); +DEF_TB_DEV_ATTRIB(target_core, pi_prot_format); +DEF_TB_DEV_ATTRIB(target_core, enforce_pr_isids); +DEF_TB_DEV_ATTRIB(target_core, is_nonrot); +DEF_TB_DEV_ATTRIB(target_core, emulate_rest_reord); +DEF_TB_DEV_ATTRIB(target_core, force_pr_aptpl); +DEF_TB_DEV_ATTRIB_RO(target_core, hw_block_size); +DEF_TB_DEV_ATTRIB(target_core, block_size); +DEF_TB_DEV_ATTRIB_RO(target_core, hw_max_sectors); +DEF_TB_DEV_ATTRIB(target_core, optimal_sectors); +DEF_TB_DEV_ATTRIB_RO(target_core, hw_queue_depth); +DEF_TB_DEV_ATTRIB(target_core, queue_depth); +DEF_TB_DEV_ATTRIB(target_core, max_unmap_lba_count); +DEF_TB_DEV_ATTRIB(target_core, max_unmap_block_desc_count); +DEF_TB_DEV_ATTRIB(target_core, unmap_granularity); +DEF_TB_DEV_ATTRIB(target_core, unmap_granularity_alignment); +DEF_TB_DEV_ATTRIB(target_core, max_write_same_len); + +TB_DEV_ATTR(target_core, emulate_model_alias, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_dpo, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_fua_write, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_fua_read, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_write_cache, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_ua_intlck_ctrl, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_tas, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_tpu, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_tpws, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_caw, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_3pc, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, pi_prot_type, S_IRUGO | S_IWUSR); +TB_DEV_ATTR_RO(target_core, hw_pi_prot_type); +TB_DEV_ATTR(target_core, pi_prot_format, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, enforce_pr_isids, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, is_nonrot, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, emulate_rest_reord, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, force_pr_aptpl, S_IRUGO | S_IWUSR) +TB_DEV_ATTR_RO(target_core, hw_block_size); +TB_DEV_ATTR(target_core, block_size, S_IRUGO | S_IWUSR) +TB_DEV_ATTR_RO(target_core, hw_max_sectors); +TB_DEV_ATTR(target_core, optimal_sectors, S_IRUGO | S_IWUSR); +TB_DEV_ATTR_RO(target_core, hw_queue_depth); +TB_DEV_ATTR(target_core, queue_depth, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, max_unmap_lba_count, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, max_unmap_block_desc_count, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, unmap_granularity, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, unmap_granularity_alignment, S_IRUGO | S_IWUSR); +TB_DEV_ATTR(target_core, max_write_same_len, S_IRUGO | S_IWUSR); CONFIGFS_EATTR_STRUCT(target_core_dev_attrib, se_dev_attrib); CONFIGFS_EATTR_OPS(target_core_dev_attrib, se_dev_attrib, da_group); +/* + * dev_attrib attributes for devices using the target core SBC/SPC + * interpreter. Any backend using spc_parse_cdb should be using + * these. + */ +struct configfs_attribute *sbc_attrib_attrs[] = { + &target_core_dev_attrib_emulate_model_alias.attr, + &target_core_dev_attrib_emulate_dpo.attr, + &target_core_dev_attrib_emulate_fua_write.attr, + &target_core_dev_attrib_emulate_fua_read.attr, + &target_core_dev_attrib_emulate_write_cache.attr, + &target_core_dev_attrib_emulate_ua_intlck_ctrl.attr, + &target_core_dev_attrib_emulate_tas.attr, + &target_core_dev_attrib_emulate_tpu.attr, + &target_core_dev_attrib_emulate_tpws.attr, + &target_core_dev_attrib_emulate_caw.attr, + &target_core_dev_attrib_emulate_3pc.attr, + &target_core_dev_attrib_pi_prot_type.attr, + &target_core_dev_attrib_hw_pi_prot_type.attr, + &target_core_dev_attrib_pi_prot_format.attr, + &target_core_dev_attrib_enforce_pr_isids.attr, + &target_core_dev_attrib_is_nonrot.attr, + &target_core_dev_attrib_emulate_rest_reord.attr, + &target_core_dev_attrib_force_pr_aptpl.attr, + &target_core_dev_attrib_hw_block_size.attr, + &target_core_dev_attrib_block_size.attr, + &target_core_dev_attrib_hw_max_sectors.attr, + &target_core_dev_attrib_optimal_sectors.attr, + &target_core_dev_attrib_hw_queue_depth.attr, + &target_core_dev_attrib_queue_depth.attr, + &target_core_dev_attrib_max_unmap_lba_count.attr, + &target_core_dev_attrib_max_unmap_block_desc_count.attr, + &target_core_dev_attrib_unmap_granularity.attr, + &target_core_dev_attrib_unmap_granularity_alignment.attr, + &target_core_dev_attrib_max_write_same_len.attr, + NULL, +}; +EXPORT_SYMBOL(sbc_attrib_attrs); + +DEF_TB_DEV_ATTRIB_RO(target_pt, hw_pi_prot_type); +DEF_TB_DEV_ATTRIB_RO(target_pt, hw_block_size); +DEF_TB_DEV_ATTRIB_RO(target_pt, hw_max_sectors); +DEF_TB_DEV_ATTRIB_RO(target_pt, hw_queue_depth); + +TB_DEV_ATTR_RO(target_pt, hw_pi_prot_type); +TB_DEV_ATTR_RO(target_pt, hw_block_size); +TB_DEV_ATTR_RO(target_pt, hw_max_sectors); +TB_DEV_ATTR_RO(target_pt, hw_queue_depth); + +/* + * Minimal dev_attrib attributes for devices passing through CDBs. + * In this case we only provide a few read-only attributes for + * backwards compatibility. + */ +struct configfs_attribute *passthrough_attrib_attrs[] = { + &target_pt_dev_attrib_hw_pi_prot_type.attr, + &target_pt_dev_attrib_hw_block_size.attr, + &target_pt_dev_attrib_hw_max_sectors.attr, + &target_pt_dev_attrib_hw_queue_depth.attr, + NULL, +}; +EXPORT_SYMBOL(passthrough_attrib_attrs); + static struct configfs_item_operations target_core_dev_attrib_ops = { .show_attribute = target_core_dev_attrib_attr_show, .store_attribute = target_core_dev_attrib_attr_store, diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 7c5b1ef57d34..948b61f59a55 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -37,7 +37,6 @@ #include <target/target_core_base.h> #include <target/target_core_backend.h> -#include <target/target_core_backend_configfs.h> #include "target_core_file.h" @@ -842,41 +841,6 @@ fd_parse_cdb(struct se_cmd *cmd) return sbc_parse_cdb(cmd, &fd_sbc_ops); } -DEF_TB_DEFAULT_ATTRIBS(fileio); - -static struct configfs_attribute *fileio_backend_dev_attrs[] = { - &fileio_dev_attrib_emulate_model_alias.attr, - &fileio_dev_attrib_emulate_dpo.attr, - &fileio_dev_attrib_emulate_fua_write.attr, - &fileio_dev_attrib_emulate_fua_read.attr, - &fileio_dev_attrib_emulate_write_cache.attr, - &fileio_dev_attrib_emulate_ua_intlck_ctrl.attr, - &fileio_dev_attrib_emulate_tas.attr, - &fileio_dev_attrib_emulate_tpu.attr, - &fileio_dev_attrib_emulate_tpws.attr, - &fileio_dev_attrib_emulate_caw.attr, - &fileio_dev_attrib_emulate_3pc.attr, - &fileio_dev_attrib_pi_prot_type.attr, - &fileio_dev_attrib_hw_pi_prot_type.attr, - &fileio_dev_attrib_pi_prot_format.attr, - &fileio_dev_attrib_enforce_pr_isids.attr, - &fileio_dev_attrib_is_nonrot.attr, - &fileio_dev_attrib_emulate_rest_reord.attr, - &fileio_dev_attrib_force_pr_aptpl.attr, - &fileio_dev_attrib_hw_block_size.attr, - &fileio_dev_attrib_block_size.attr, - &fileio_dev_attrib_hw_max_sectors.attr, - &fileio_dev_attrib_optimal_sectors.attr, - &fileio_dev_attrib_hw_queue_depth.attr, - &fileio_dev_attrib_queue_depth.attr, - &fileio_dev_attrib_max_unmap_lba_count.attr, - &fileio_dev_attrib_max_unmap_block_desc_count.attr, - &fileio_dev_attrib_unmap_granularity.attr, - &fileio_dev_attrib_unmap_granularity_alignment.attr, - &fileio_dev_attrib_max_write_same_len.attr, - NULL, -}; - static const struct target_backend_ops fileio_ops = { .name = "fileio", .inquiry_prod = "FILEIO", @@ -895,7 +859,7 @@ static const struct target_backend_ops fileio_ops = { .init_prot = fd_init_prot, .format_prot = fd_format_prot, .free_prot = fd_free_prot, - .tb_dev_attrib_attrs = fileio_backend_dev_attrs, + .tb_dev_attrib_attrs = sbc_attrib_attrs, }; static int __init fileio_module_init(void) diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 79f651fb98fb..6d4738252564 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -41,7 +41,6 @@ #include <target/target_core_base.h> #include <target/target_core_backend.h> -#include <target/target_core_backend_configfs.h> #include "target_core_iblock.h" @@ -858,41 +857,6 @@ static bool iblock_get_write_cache(struct se_device *dev) return q->flush_flags & REQ_FLUSH; } -DEF_TB_DEFAULT_ATTRIBS(iblock); - -static struct configfs_attribute *iblock_backend_dev_attrs[] = { - &iblock_dev_attrib_emulate_model_alias.attr, - &iblock_dev_attrib_emulate_dpo.attr, - &iblock_dev_attrib_emulate_fua_write.attr, - &iblock_dev_attrib_emulate_fua_read.attr, - &iblock_dev_attrib_emulate_write_cache.attr, - &iblock_dev_attrib_emulate_ua_intlck_ctrl.attr, - &iblock_dev_attrib_emulate_tas.attr, - &iblock_dev_attrib_emulate_tpu.attr, - &iblock_dev_attrib_emulate_tpws.attr, - &iblock_dev_attrib_emulate_caw.attr, - &iblock_dev_attrib_emulate_3pc.attr, - &iblock_dev_attrib_pi_prot_type.attr, - &iblock_dev_attrib_hw_pi_prot_type.attr, - &iblock_dev_attrib_pi_prot_format.attr, - &iblock_dev_attrib_enforce_pr_isids.attr, - &iblock_dev_attrib_is_nonrot.attr, - &iblock_dev_attrib_emulate_rest_reord.attr, - &iblock_dev_attrib_force_pr_aptpl.attr, - &iblock_dev_attrib_hw_block_size.attr, - &iblock_dev_attrib_block_size.attr, - &iblock_dev_attrib_hw_max_sectors.attr, - &iblock_dev_attrib_optimal_sectors.attr, - &iblock_dev_attrib_hw_queue_depth.attr, - &iblock_dev_attrib_queue_depth.attr, - &iblock_dev_attrib_max_unmap_lba_count.attr, - &iblock_dev_attrib_max_unmap_block_desc_count.attr, - &iblock_dev_attrib_unmap_granularity.attr, - &iblock_dev_attrib_unmap_granularity_alignment.attr, - &iblock_dev_attrib_max_write_same_len.attr, - NULL, -}; - static const struct target_backend_ops iblock_ops = { .name = "iblock", .inquiry_prod = "IBLOCK", @@ -913,7 +877,7 @@ static const struct target_backend_ops iblock_ops = { .get_io_min = iblock_get_io_min, .get_io_opt = iblock_get_io_opt, .get_write_cache = iblock_get_write_cache, - .tb_dev_attrib_attrs = iblock_backend_dev_attrs, + .tb_dev_attrib_attrs = sbc_attrib_attrs, }; static int __init iblock_module_init(void) diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 2e3a0b004f9a..afb87a8d5668 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -44,7 +44,6 @@ #include <target/target_core_base.h> #include <target/target_core_backend.h> -#include <target/target_core_backend_configfs.h> #include "target_core_alua.h" #include "target_core_internal.h" @@ -1119,26 +1118,6 @@ static void pscsi_req_done(struct request *req, int uptodate) kfree(pt); } -DEF_TB_DEV_ATTRIB_RO(pscsi, hw_pi_prot_type); -TB_DEV_ATTR_RO(pscsi, hw_pi_prot_type); - -DEF_TB_DEV_ATTRIB_RO(pscsi, hw_block_size); -TB_DEV_ATTR_RO(pscsi, hw_block_size); - -DEF_TB_DEV_ATTRIB_RO(pscsi, hw_max_sectors); -TB_DEV_ATTR_RO(pscsi, hw_max_sectors); - -DEF_TB_DEV_ATTRIB_RO(pscsi, hw_queue_depth); -TB_DEV_ATTR_RO(pscsi, hw_queue_depth); - -static struct configfs_attribute *pscsi_backend_dev_attrs[] = { - &pscsi_dev_attrib_hw_pi_prot_type.attr, - &pscsi_dev_attrib_hw_block_size.attr, - &pscsi_dev_attrib_hw_max_sectors.attr, - &pscsi_dev_attrib_hw_queue_depth.attr, - NULL, -}; - static const struct target_backend_ops pscsi_ops = { .name = "pscsi", .owner = THIS_MODULE, @@ -1155,7 +1134,7 @@ static const struct target_backend_ops pscsi_ops = { .show_configfs_dev_params = pscsi_show_configfs_dev_params, .get_device_type = pscsi_get_device_type, .get_blocks = pscsi_get_blocks, - .tb_dev_attrib_attrs = pscsi_backend_dev_attrs, + .tb_dev_attrib_attrs = passthrough_attrib_attrs, }; static int __init pscsi_module_init(void) diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c index cf443a8a3cbe..55dd73e7f213 100644 --- a/drivers/target/target_core_rd.c +++ b/drivers/target/target_core_rd.c @@ -34,7 +34,6 @@ #include <target/target_core_base.h> #include <target/target_core_backend.h> -#include <target/target_core_backend_configfs.h> #include "target_core_rd.h" @@ -696,41 +695,6 @@ rd_parse_cdb(struct se_cmd *cmd) return sbc_parse_cdb(cmd, &rd_sbc_ops); } -DEF_TB_DEFAULT_ATTRIBS(rd_mcp); - -static struct configfs_attribute *rd_mcp_backend_dev_attrs[] = { - &rd_mcp_dev_attrib_emulate_model_alias.attr, - &rd_mcp_dev_attrib_emulate_dpo.attr, - &rd_mcp_dev_attrib_emulate_fua_write.attr, - &rd_mcp_dev_attrib_emulate_fua_read.attr, - &rd_mcp_dev_attrib_emulate_write_cache.attr, - &rd_mcp_dev_attrib_emulate_ua_intlck_ctrl.attr, - &rd_mcp_dev_attrib_emulate_tas.attr, - &rd_mcp_dev_attrib_emulate_tpu.attr, - &rd_mcp_dev_attrib_emulate_tpws.attr, - &rd_mcp_dev_attrib_emulate_caw.attr, - &rd_mcp_dev_attrib_emulate_3pc.attr, - &rd_mcp_dev_attrib_pi_prot_type.attr, - &rd_mcp_dev_attrib_hw_pi_prot_type.attr, - &rd_mcp_dev_attrib_pi_prot_format.attr, - &rd_mcp_dev_attrib_enforce_pr_isids.attr, - &rd_mcp_dev_attrib_is_nonrot.attr, - &rd_mcp_dev_attrib_emulate_rest_reord.attr, - &rd_mcp_dev_attrib_force_pr_aptpl.attr, - &rd_mcp_dev_attrib_hw_block_size.attr, - &rd_mcp_dev_attrib_block_size.attr, - &rd_mcp_dev_attrib_hw_max_sectors.attr, - &rd_mcp_dev_attrib_optimal_sectors.attr, - &rd_mcp_dev_attrib_hw_queue_depth.attr, - &rd_mcp_dev_attrib_queue_depth.attr, - &rd_mcp_dev_attrib_max_unmap_lba_count.attr, - &rd_mcp_dev_attrib_max_unmap_block_desc_count.attr, - &rd_mcp_dev_attrib_unmap_granularity.attr, - &rd_mcp_dev_attrib_unmap_granularity_alignment.attr, - &rd_mcp_dev_attrib_max_write_same_len.attr, - NULL, -}; - static const struct target_backend_ops rd_mcp_ops = { .name = "rd_mcp", .inquiry_prod = "RAMDISK-MCP", @@ -747,7 +711,7 @@ static const struct target_backend_ops rd_mcp_ops = { .get_blocks = rd_get_blocks, .init_prot = rd_init_prot, .free_prot = rd_free_prot, - .tb_dev_attrib_attrs = rd_mcp_backend_dev_attrs, + .tb_dev_attrib_attrs = sbc_attrib_attrs, }; int __init rd_module_init(void) diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index fb67e313dc4f..aebaad55e23f 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -29,7 +29,6 @@ #include <target/target_core_base.h> #include <target/target_core_fabric.h> #include <target/target_core_backend.h> -#include <target/target_core_backend_configfs.h> #include <linux/target_core_user.h> @@ -1095,26 +1094,6 @@ tcmu_parse_cdb(struct se_cmd *cmd) return passthrough_parse_cdb(cmd, tcmu_pass_op); } -DEF_TB_DEV_ATTRIB_RO(tcmu, hw_pi_prot_type); -TB_DEV_ATTR_RO(tcmu, hw_pi_prot_type); - -DEF_TB_DEV_ATTRIB_RO(tcmu, hw_block_size); -TB_DEV_ATTR_RO(tcmu, hw_block_size); - -DEF_TB_DEV_ATTRIB_RO(tcmu, hw_max_sectors); -TB_DEV_ATTR_RO(tcmu, hw_max_sectors); - -DEF_TB_DEV_ATTRIB_RO(tcmu, hw_queue_depth); -TB_DEV_ATTR_RO(tcmu, hw_queue_depth); - -static struct configfs_attribute *tcmu_backend_dev_attrs[] = { - &tcmu_dev_attrib_hw_pi_prot_type.attr, - &tcmu_dev_attrib_hw_block_size.attr, - &tcmu_dev_attrib_hw_max_sectors.attr, - &tcmu_dev_attrib_hw_queue_depth.attr, - NULL, -}; - static const struct target_backend_ops tcmu_ops = { .name = "user", .inquiry_prod = "USER", @@ -1131,7 +1110,7 @@ static const struct target_backend_ops tcmu_ops = { .show_configfs_dev_params = tcmu_show_configfs_dev_params, .get_device_type = sbc_get_device_type, .get_blocks = tcmu_get_blocks, - .tb_dev_attrib_attrs = tcmu_backend_dev_attrs, + .tb_dev_attrib_attrs = passthrough_attrib_attrs, }; static int __init tcmu_module_init(void) diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h index 514b52019380..2d5610516494 100644 --- a/include/target/target_core_backend.h +++ b/include/target/target_core_backend.h @@ -82,6 +82,9 @@ int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *); int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *); int transport_set_vpd_ident(struct t10_vpd *, unsigned char *); +extern struct configfs_attribute *sbc_attrib_attrs[]; +extern struct configfs_attribute *passthrough_attrib_attrs[]; + /* core helpers also used by command snooping in pscsi */ void *transport_kmap_data_sg(struct se_cmd *); void transport_kunmap_data_sg(struct se_cmd *); diff --git a/include/target/target_core_backend_configfs.h b/include/target/target_core_backend_configfs.h deleted file mode 100644 index 186f7a923570..000000000000 --- a/include/target/target_core_backend_configfs.h +++ /dev/null @@ -1,118 +0,0 @@ -#ifndef TARGET_CORE_BACKEND_CONFIGFS_H -#define TARGET_CORE_BACKEND_CONFIGFS_H - -#include <target/configfs_macros.h> - -#define DEF_TB_DEV_ATTRIB_SHOW(_backend, _name) \ -static ssize_t _backend##_dev_show_attr_##_name( \ - struct se_dev_attrib *da, \ - char *page) \ -{ \ - return snprintf(page, PAGE_SIZE, "%u\n", \ - (u32)da->da_dev->dev_attrib._name); \ -} - -#define DEF_TB_DEV_ATTRIB_STORE(_backend, _name) \ -static ssize_t _backend##_dev_store_attr_##_name( \ - struct se_dev_attrib *da, \ - const char *page, \ - size_t count) \ -{ \ - unsigned long val; \ - int ret; \ - \ - ret = kstrtoul(page, 0, &val); \ - if (ret < 0) { \ - pr_err("kstrtoul() failed with ret: %d\n", ret); \ - return -EINVAL; \ - } \ - ret = se_dev_set_##_name(da->da_dev, (u32)val); \ - \ - return (!ret) ? count : -EINVAL; \ -} - -#define DEF_TB_DEV_ATTRIB(_backend, _name) \ -DEF_TB_DEV_ATTRIB_SHOW(_backend, _name); \ -DEF_TB_DEV_ATTRIB_STORE(_backend, _name); - -#define DEF_TB_DEV_ATTRIB_RO(_backend, name) \ -DEF_TB_DEV_ATTRIB_SHOW(_backend, name); - -CONFIGFS_EATTR_STRUCT(target_backend_dev_attrib, se_dev_attrib); -#define TB_DEV_ATTR(_backend, _name, _mode) \ -static struct target_backend_dev_attrib_attribute _backend##_dev_attrib_##_name = \ - __CONFIGFS_EATTR(_name, _mode, \ - _backend##_dev_show_attr_##_name, \ - _backend##_dev_store_attr_##_name); - -#define TB_DEV_ATTR_RO(_backend, _name) \ -static struct target_backend_dev_attrib_attribute _backend##_dev_attrib_##_name = \ - __CONFIGFS_EATTR_RO(_name, \ - _backend##_dev_show_attr_##_name); - -/* - * Default list of target backend device attributes as defined by - * struct se_dev_attrib - */ - -#define DEF_TB_DEFAULT_ATTRIBS(_backend) \ - DEF_TB_DEV_ATTRIB(_backend, emulate_model_alias); \ - TB_DEV_ATTR(_backend, emulate_model_alias, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_dpo); \ - TB_DEV_ATTR(_backend, emulate_dpo, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_fua_write); \ - TB_DEV_ATTR(_backend, emulate_fua_write, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_fua_read); \ - TB_DEV_ATTR(_backend, emulate_fua_read, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_write_cache); \ - TB_DEV_ATTR(_backend, emulate_write_cache, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_ua_intlck_ctrl); \ - TB_DEV_ATTR(_backend, emulate_ua_intlck_ctrl, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_tas); \ - TB_DEV_ATTR(_backend, emulate_tas, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_tpu); \ - TB_DEV_ATTR(_backend, emulate_tpu, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_tpws); \ - TB_DEV_ATTR(_backend, emulate_tpws, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_caw); \ - TB_DEV_ATTR(_backend, emulate_caw, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_3pc); \ - TB_DEV_ATTR(_backend, emulate_3pc, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, pi_prot_type); \ - TB_DEV_ATTR(_backend, pi_prot_type, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB_RO(_backend, hw_pi_prot_type); \ - TB_DEV_ATTR_RO(_backend, hw_pi_prot_type); \ - DEF_TB_DEV_ATTRIB(_backend, pi_prot_format); \ - TB_DEV_ATTR(_backend, pi_prot_format, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, enforce_pr_isids); \ - TB_DEV_ATTR(_backend, enforce_pr_isids, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, is_nonrot); \ - TB_DEV_ATTR(_backend, is_nonrot, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, emulate_rest_reord); \ - TB_DEV_ATTR(_backend, emulate_rest_reord, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, force_pr_aptpl); \ - TB_DEV_ATTR(_backend, force_pr_aptpl, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB_RO(_backend, hw_block_size); \ - TB_DEV_ATTR_RO(_backend, hw_block_size); \ - DEF_TB_DEV_ATTRIB(_backend, block_size); \ - TB_DEV_ATTR(_backend, block_size, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB_RO(_backend, hw_max_sectors); \ - TB_DEV_ATTR_RO(_backend, hw_max_sectors); \ - DEF_TB_DEV_ATTRIB(_backend, optimal_sectors); \ - TB_DEV_ATTR(_backend, optimal_sectors, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB_RO(_backend, hw_queue_depth); \ - TB_DEV_ATTR_RO(_backend, hw_queue_depth); \ - DEF_TB_DEV_ATTRIB(_backend, queue_depth); \ - TB_DEV_ATTR(_backend, queue_depth, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, max_unmap_lba_count); \ - TB_DEV_ATTR(_backend, max_unmap_lba_count, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, max_unmap_block_desc_count); \ - TB_DEV_ATTR(_backend, max_unmap_block_desc_count, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, unmap_granularity); \ - TB_DEV_ATTR(_backend, unmap_granularity, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, unmap_granularity_alignment); \ - TB_DEV_ATTR(_backend, unmap_granularity_alignment, S_IRUGO | S_IWUSR); \ - DEF_TB_DEV_ATTRIB(_backend, max_write_same_len); \ - TB_DEV_ATTR(_backend, max_write_same_len, S_IRUGO | S_IWUSR); - -#endif /* TARGET_CORE_BACKEND_CONFIGFS_H */ |