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path: root/drivers/target/target_core_pscsi.c
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Diffstat (limited to 'drivers/target/target_core_pscsi.c')
-rw-r--r--drivers/target/target_core_pscsi.c52
1 files changed, 29 insertions, 23 deletions
diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c
index ed32e1efe429..8d4def30e9e8 100644
--- a/drivers/target/target_core_pscsi.c
+++ b/drivers/target/target_core_pscsi.c
@@ -44,8 +44,7 @@
#include <scsi/scsi_tcq.h>
#include <target/target_core_base.h>
-#include <target/target_core_device.h>
-#include <target/target_core_transport.h>
+#include <target/target_core_backend.h>
#include "target_core_pscsi.h"
@@ -105,7 +104,7 @@ static void pscsi_detach_hba(struct se_hba *hba)
static int pscsi_pmode_enable_hba(struct se_hba *hba, unsigned long mode_flag)
{
- struct pscsi_hba_virt *phv = (struct pscsi_hba_virt *)hba->hba_ptr;
+ struct pscsi_hba_virt *phv = hba->hba_ptr;
struct Scsi_Host *sh = phv->phv_lld_host;
/*
* Release the struct Scsi_Host
@@ -351,7 +350,6 @@ static struct se_device *pscsi_add_device_to_list(
* scsi_device_put() and the pdv->pdv_sd cleared.
*/
pdv->pdv_sd = sd;
-
dev = transport_add_device_to_core_hba(hba, &pscsi_template,
se_dev, dev_flags, pdv,
&dev_limits, NULL, NULL);
@@ -406,7 +404,7 @@ static struct se_device *pscsi_create_type_disk(
__releases(sh->host_lock)
{
struct se_device *dev;
- struct pscsi_hba_virt *phv = (struct pscsi_hba_virt *)pdv->pdv_se_hba->hba_ptr;
+ struct pscsi_hba_virt *phv = pdv->pdv_se_hba->hba_ptr;
struct Scsi_Host *sh = sd->host;
struct block_device *bd;
u32 dev_flags = 0;
@@ -454,7 +452,7 @@ static struct se_device *pscsi_create_type_rom(
__releases(sh->host_lock)
{
struct se_device *dev;
- struct pscsi_hba_virt *phv = (struct pscsi_hba_virt *)pdv->pdv_se_hba->hba_ptr;
+ struct pscsi_hba_virt *phv = pdv->pdv_se_hba->hba_ptr;
struct Scsi_Host *sh = sd->host;
u32 dev_flags = 0;
@@ -489,7 +487,7 @@ static struct se_device *pscsi_create_type_other(
__releases(sh->host_lock)
{
struct se_device *dev;
- struct pscsi_hba_virt *phv = (struct pscsi_hba_virt *)pdv->pdv_se_hba->hba_ptr;
+ struct pscsi_hba_virt *phv = pdv->pdv_se_hba->hba_ptr;
struct Scsi_Host *sh = sd->host;
u32 dev_flags = 0;
@@ -510,10 +508,10 @@ static struct se_device *pscsi_create_virtdevice(
struct se_subsystem_dev *se_dev,
void *p)
{
- struct pscsi_dev_virt *pdv = (struct pscsi_dev_virt *)p;
+ struct pscsi_dev_virt *pdv = p;
struct se_device *dev;
struct scsi_device *sd;
- struct pscsi_hba_virt *phv = (struct pscsi_hba_virt *)hba->hba_ptr;
+ struct pscsi_hba_virt *phv = hba->hba_ptr;
struct Scsi_Host *sh = phv->phv_lld_host;
int legacy_mode_enable = 0;
@@ -695,7 +693,7 @@ static int pscsi_transport_complete(struct se_task *task)
if (task->task_se_cmd->se_deve->lun_flags &
TRANSPORT_LUNFLAGS_READ_ONLY) {
- unsigned char *buf = transport_kmap_first_data_page(task->task_se_cmd);
+ unsigned char *buf = transport_kmap_data_sg(task->task_se_cmd);
if (cdb[0] == MODE_SENSE_10) {
if (!(buf[3] & 0x80))
@@ -705,7 +703,7 @@ static int pscsi_transport_complete(struct se_task *task)
buf[2] |= 0x80;
}
- transport_kunmap_first_data_page(task->task_se_cmd);
+ transport_kunmap_data_sg(task->task_se_cmd);
}
}
after_mode_sense:
@@ -818,7 +816,7 @@ static ssize_t pscsi_set_configfs_dev_params(struct se_hba *hba,
orig = opts;
- while ((ptr = strsep(&opts, ",")) != NULL) {
+ while ((ptr = strsep(&opts, ",\n")) != NULL) {
if (!*ptr)
continue;
@@ -963,6 +961,7 @@ static inline struct bio *pscsi_get_bio(int sg_num)
static int pscsi_map_sg(struct se_task *task, struct scatterlist *task_sg,
struct bio **hbio)
{
+ struct se_cmd *cmd = task->task_se_cmd;
struct pscsi_dev_virt *pdv = task->task_se_cmd->se_dev->dev_ptr;
u32 task_sg_num = task->task_sg_nents;
struct bio *bio = NULL, *tbio = NULL;
@@ -971,7 +970,7 @@ static int pscsi_map_sg(struct se_task *task, struct scatterlist *task_sg,
u32 data_len = task->task_size, i, len, bytes, off;
int nr_pages = (task->task_size + task_sg[0].offset +
PAGE_SIZE - 1) >> PAGE_SHIFT;
- int nr_vecs = 0, rc, ret = PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES;
+ int nr_vecs = 0, rc;
int rw = (task->task_data_direction == DMA_TO_DEVICE);
*hbio = NULL;
@@ -1058,11 +1057,13 @@ fail:
bio->bi_next = NULL;
bio_endio(bio, 0); /* XXX: should be error */
}
- return ret;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOMEM;
}
static int pscsi_do_task(struct se_task *task)
{
+ struct se_cmd *cmd = task->task_se_cmd;
struct pscsi_dev_virt *pdv = task->task_se_cmd->se_dev->dev_ptr;
struct pscsi_plugin_task *pt = PSCSI_TASK(task);
struct request *req;
@@ -1078,7 +1079,9 @@ static int pscsi_do_task(struct se_task *task)
if (!req || IS_ERR(req)) {
pr_err("PSCSI: blk_get_request() failed: %ld\n",
req ? IS_ERR(req) : -ENOMEM);
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENODEV;
}
} else {
BUG_ON(!task->task_size);
@@ -1087,8 +1090,11 @@ static int pscsi_do_task(struct se_task *task)
* Setup the main struct request for the task->task_sg[] payload
*/
ret = pscsi_map_sg(task, task->task_sg, &hbio);
- if (ret < 0)
- return PYX_TRANSPORT_LU_COMM_FAILURE;
+ if (ret < 0) {
+ cmd->scsi_sense_reason =
+ TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return ret;
+ }
req = blk_make_request(pdv->pdv_sd->request_queue, hbio,
GFP_KERNEL);
@@ -1115,7 +1121,7 @@ static int pscsi_do_task(struct se_task *task)
(task->task_se_cmd->sam_task_attr == MSG_HEAD_TAG),
pscsi_req_done);
- return PYX_TRANSPORT_SENT_TO_TRANSPORT;
+ return 0;
fail:
while (hbio) {
@@ -1124,7 +1130,8 @@ fail:
bio->bi_next = NULL;
bio_endio(bio, 0); /* XXX: should be error */
}
- return PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES;
+ cmd->scsi_sense_reason = TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
+ return -ENOMEM;
}
/* pscsi_get_sense_buffer():
@@ -1135,7 +1142,7 @@ static unsigned char *pscsi_get_sense_buffer(struct se_task *task)
{
struct pscsi_plugin_task *pt = PSCSI_TASK(task);
- return (unsigned char *)&pt->pscsi_sense[0];
+ return pt->pscsi_sense;
}
/* pscsi_get_device_rev():
@@ -1198,9 +1205,8 @@ static inline void pscsi_process_SAM_status(
" 0x%02x Result: 0x%08x\n", task, pt->pscsi_cdb[0],
pt->pscsi_result);
task->task_scsi_status = SAM_STAT_CHECK_CONDITION;
- task->task_error_status = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
- task->task_se_cmd->transport_error_status =
- PYX_TRANSPORT_UNKNOWN_SAM_OPCODE;
+ task->task_se_cmd->scsi_sense_reason =
+ TCM_UNSUPPORTED_SCSI_OPCODE;
transport_complete_task(task, 0);
break;
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-05 04:25:21 +0300