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-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c7
-rw-r--r--drivers/scsi/qla2xxx/qla_dbg.c36
-rw-r--r--drivers/scsi/qla2xxx/qla_def.h2
-rw-r--r--drivers/scsi/qla2xxx/qla_fw.h5
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c3
-rw-r--r--drivers/scsi/qla2xxx/qla_inline.h29
-rw-r--r--drivers/scsi/qla2xxx/qla_iocb.c282
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c109
-rw-r--r--drivers/scsi/qla2xxx/qla_mid.c2
-rw-r--r--drivers/scsi/qla2xxx/qla_nx.c25
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c39
-rw-r--r--drivers/scsi/qla2xxx/qla_version.h2
12 files changed, 420 insertions, 121 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 7836eb01c7fc..a31e05f3bfd4 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1786,13 +1786,16 @@ qla24xx_vport_create(struct fc_vport *fc_vport, bool disable)
fc_vport_set_state(fc_vport, FC_VPORT_LINKDOWN);
}
- if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) {
+ if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
if (ha->fw_attributes & BIT_4) {
+ int prot = 0;
vha->flags.difdix_supported = 1;
ql_dbg(ql_dbg_user, vha, 0x7082,
"Registered for DIF/DIX type 1 and 3 protection.\n");
+ if (ql2xenabledif == 1)
+ prot = SHOST_DIX_TYPE0_PROTECTION;
scsi_host_set_prot(vha->host,
- SHOST_DIF_TYPE1_PROTECTION
+ prot | SHOST_DIF_TYPE1_PROTECTION
| SHOST_DIF_TYPE2_PROTECTION
| SHOST_DIF_TYPE3_PROTECTION
| SHOST_DIX_TYPE1_PROTECTION
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index 2155071f3100..d79cd8a5f831 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -8,24 +8,24 @@
/*
* Table for showing the current message id in use for particular level
* Change this table for addition of log/debug messages.
- * -----------------------------------------------------
- * | Level | Last Value Used |
- * -----------------------------------------------------
- * | Module Init and Probe | 0x0116 |
- * | Mailbox commands | 0x111e |
- * | Device Discovery | 0x2083 |
- * | Queue Command and IO tracing | 0x302e |
- * | DPC Thread | 0x401c |
- * | Async Events | 0x5059 |
- * | Timer Routines | 0x600d |
- * | User Space Interactions | 0x709c |
- * | Task Management | 0x8043 |
- * | AER/EEH | 0x900f |
- * | Virtual Port | 0xa007 |
- * | ISP82XX Specific | 0xb027 |
- * | MultiQ | 0xc00b |
- * | Misc | 0xd00b |
- * -----------------------------------------------------
+ * ----------------------------------------------------------------------
+ * | Level | Last Value Used | Holes |
+ * ----------------------------------------------------------------------
+ * | Module Init and Probe | 0x0116 | |
+ * | Mailbox commands | 0x1126 | |
+ * | Device Discovery | 0x2083 | |
+ * | Queue Command and IO tracing | 0x302e | 0x3008 |
+ * | DPC Thread | 0x401c | |
+ * | Async Events | 0x5059 | |
+ * | Timer Routines | 0x600d | |
+ * | User Space Interactions | 0x709d | |
+ * | Task Management | 0x8041 | |
+ * | AER/EEH | 0x900f | |
+ * | Virtual Port | 0xa007 | |
+ * | ISP82XX Specific | 0xb04f | |
+ * | MultiQ | 0xc00b | |
+ * | Misc | 0xd00b | |
+ * ----------------------------------------------------------------------
*/
#include "qla_def.h"
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index cc5a79259d33..a03eaf40f377 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2529,6 +2529,7 @@ struct qla_hw_data {
#define DT_ISP8021 BIT_14
#define DT_ISP_LAST (DT_ISP8021 << 1)
+#define DT_T10_PI BIT_25
#define DT_IIDMA BIT_26
#define DT_FWI2 BIT_27
#define DT_ZIO_SUPPORTED BIT_28
@@ -2572,6 +2573,7 @@ struct qla_hw_data {
#define IS_NOCACHE_VPD_TYPE(ha) (IS_QLA81XX(ha))
#define IS_ALOGIO_CAPABLE(ha) (IS_QLA23XX(ha) || IS_FWI2_CAPABLE(ha))
+#define IS_T10_PI_CAPABLE(ha) ((ha)->device_type & DT_T10_PI)
#define IS_IIDMA_CAPABLE(ha) ((ha)->device_type & DT_IIDMA)
#define IS_FWI2_CAPABLE(ha) ((ha)->device_type & DT_FWI2)
#define IS_ZIO_SUPPORTED(ha) ((ha)->device_type & DT_ZIO_SUPPORTED)
diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h
index 691783abfb69..aa69486dc064 100644
--- a/drivers/scsi/qla2xxx/qla_fw.h
+++ b/drivers/scsi/qla2xxx/qla_fw.h
@@ -537,6 +537,11 @@ struct sts_entry_24xx {
/*
* If DIF Error is set in comp_status, these additional fields are
* defined:
+ *
+ * !!! NOTE: Firmware sends expected/actual DIF data in big endian
+ * format; but all of the "data" field gets swab32-d in the beginning
+ * of qla2x00_status_entry().
+ *
* &data[10] : uint8_t report_runt_bg[2]; - computed guard
* &data[12] : uint8_t actual_dif[8]; - DIF Data received
* &data[20] : uint8_t expected_dif[8]; - DIF Data computed
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index def694271bf7..37da04d3db26 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -3838,15 +3838,12 @@ qla2x00_loop_resync(scsi_qla_host_t *vha)
req = vha->req;
rsp = req->rsp;
- atomic_set(&vha->loop_state, LOOP_UPDATE);
clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
if (vha->flags.online) {
if (!(rval = qla2x00_fw_ready(vha))) {
/* Wait at most MAX_TARGET RSCNs for a stable link. */
wait_time = 256;
do {
- atomic_set(&vha->loop_state, LOOP_UPDATE);
-
/* Issue a marker after FW becomes ready. */
qla2x00_marker(vha, req, rsp, 0, 0,
MK_SYNC_ALL);
diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h
index d2e904bc21c0..9902834e0b74 100644
--- a/drivers/scsi/qla2xxx/qla_inline.h
+++ b/drivers/scsi/qla2xxx/qla_inline.h
@@ -102,3 +102,32 @@ qla2x00_set_fcport_state(fc_port_t *fcport, int state)
fcport->d_id.b.al_pa);
}
}
+
+static inline int
+qla2x00_hba_err_chk_enabled(srb_t *sp)
+{
+ /*
+ * Uncomment when corresponding SCSI changes are done.
+ *
+ if (!sp->cmd->prot_chk)
+ return 0;
+ *
+ */
+
+ switch (scsi_get_prot_op(sp->cmd)) {
+ case SCSI_PROT_READ_STRIP:
+ case SCSI_PROT_WRITE_INSERT:
+ if (ql2xenablehba_err_chk >= 1)
+ return 1;
+ break;
+ case SCSI_PROT_READ_PASS:
+ case SCSI_PROT_WRITE_PASS:
+ if (ql2xenablehba_err_chk >= 2)
+ return 1;
+ break;
+ case SCSI_PROT_READ_INSERT:
+ case SCSI_PROT_WRITE_STRIP:
+ return 1;
+ }
+ return 0;
+}
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c
index 49d6906af886..dbec89622a0f 100644
--- a/drivers/scsi/qla2xxx/qla_iocb.c
+++ b/drivers/scsi/qla2xxx/qla_iocb.c
@@ -709,20 +709,28 @@ struct fw_dif_context {
*
*/
static inline void
-qla24xx_set_t10dif_tags(struct scsi_cmnd *cmd, struct fw_dif_context *pkt,
+qla24xx_set_t10dif_tags(srb_t *sp, struct fw_dif_context *pkt,
unsigned int protcnt)
{
- struct sd_dif_tuple *spt;
+ struct scsi_cmnd *cmd = sp->cmd;
scsi_qla_host_t *vha = shost_priv(cmd->device->host);
- unsigned char op = scsi_get_prot_op(cmd);
switch (scsi_get_prot_type(cmd)) {
- /* For TYPE 0 protection: no checking */
case SCSI_PROT_DIF_TYPE0:
- pkt->ref_tag_mask[0] = 0x00;
- pkt->ref_tag_mask[1] = 0x00;
- pkt->ref_tag_mask[2] = 0x00;
- pkt->ref_tag_mask[3] = 0x00;
+ /*
+ * No check for ql2xenablehba_err_chk, as it would be an
+ * I/O error if hba tag generation is not done.
+ */
+ pkt->ref_tag = cpu_to_le32((uint32_t)
+ (0xffffffff & scsi_get_lba(cmd)));
+
+ if (!qla2x00_hba_err_chk_enabled(sp))
+ break;
+
+ pkt->ref_tag_mask[0] = 0xff;
+ pkt->ref_tag_mask[1] = 0xff;
+ pkt->ref_tag_mask[2] = 0xff;
+ pkt->ref_tag_mask[3] = 0xff;
break;
/*
@@ -730,20 +738,16 @@ qla24xx_set_t10dif_tags(struct scsi_cmnd *cmd, struct fw_dif_context *pkt,
* match LBA in CDB + N
*/
case SCSI_PROT_DIF_TYPE2:
- if (!ql2xenablehba_err_chk)
- break;
-
- if (scsi_prot_sg_count(cmd)) {
- spt = page_address(sg_page(scsi_prot_sglist(cmd))) +
- scsi_prot_sglist(cmd)[0].offset;
- pkt->app_tag = swab32(spt->app_tag);
- pkt->app_tag_mask[0] = 0xff;
- pkt->app_tag_mask[1] = 0xff;
- }
+ pkt->app_tag = __constant_cpu_to_le16(0);
+ pkt->app_tag_mask[0] = 0x0;
+ pkt->app_tag_mask[1] = 0x0;
pkt->ref_tag = cpu_to_le32((uint32_t)
(0xffffffff & scsi_get_lba(cmd)));
+ if (!qla2x00_hba_err_chk_enabled(sp))
+ break;
+
/* enable ALL bytes of the ref tag */
pkt->ref_tag_mask[0] = 0xff;
pkt->ref_tag_mask[1] = 0xff;
@@ -763,26 +767,15 @@ qla24xx_set_t10dif_tags(struct scsi_cmnd *cmd, struct fw_dif_context *pkt,
* 16 bit app tag.
*/
case SCSI_PROT_DIF_TYPE1:
- if (!ql2xenablehba_err_chk)
+ pkt->ref_tag = cpu_to_le32((uint32_t)
+ (0xffffffff & scsi_get_lba(cmd)));
+ pkt->app_tag = __constant_cpu_to_le16(0);
+ pkt->app_tag_mask[0] = 0x0;
+ pkt->app_tag_mask[1] = 0x0;
+
+ if (!qla2x00_hba_err_chk_enabled(sp))
break;
- if (protcnt && (op == SCSI_PROT_WRITE_STRIP ||
- op == SCSI_PROT_WRITE_PASS)) {
- spt = page_address(sg_page(scsi_prot_sglist(cmd))) +
- scsi_prot_sglist(cmd)[0].offset;
- ql_dbg(ql_dbg_io, vha, 0x3008,
- "LBA from user %p, lba = 0x%x for cmd=%p.\n",
- spt, (int)spt->ref_tag, cmd);
- pkt->ref_tag = swab32(spt->ref_tag);
- pkt->app_tag_mask[0] = 0x0;
- pkt->app_tag_mask[1] = 0x0;
- } else {
- pkt->ref_tag = cpu_to_le32((uint32_t)
- (0xffffffff & scsi_get_lba(cmd)));
- pkt->app_tag = __constant_cpu_to_le16(0);
- pkt->app_tag_mask[0] = 0x0;
- pkt->app_tag_mask[1] = 0x0;
- }
/* enable ALL bytes of the ref tag */
pkt->ref_tag_mask[0] = 0xff;
pkt->ref_tag_mask[1] = 0xff;
@@ -798,8 +791,162 @@ qla24xx_set_t10dif_tags(struct scsi_cmnd *cmd, struct fw_dif_context *pkt,
scsi_get_prot_type(cmd), cmd);
}
+struct qla2_sgx {
+ dma_addr_t dma_addr; /* OUT */
+ uint32_t dma_len; /* OUT */
+
+ uint32_t tot_bytes; /* IN */
+ struct scatterlist *cur_sg; /* IN */
+
+ /* for book keeping, bzero on initial invocation */
+ uint32_t bytes_consumed;
+ uint32_t num_bytes;
+ uint32_t tot_partial;
+
+ /* for debugging */
+ uint32_t num_sg;
+ srb_t *sp;
+};
static int
+qla24xx_get_one_block_sg(uint32_t blk_sz, struct qla2_sgx *sgx,
+ uint32_t *partial)
+{
+ struct scatterlist *sg;
+ uint32_t cumulative_partial, sg_len;
+ dma_addr_t sg_dma_addr;
+
+ if (sgx->num_bytes == sgx->tot_bytes)
+ return 0;
+
+ sg = sgx->cur_sg;
+ cumulative_partial = sgx->tot_partial;
+
+ sg_dma_addr = sg_dma_address(sg);
+ sg_len = sg_dma_len(sg);
+
+ sgx->dma_addr = sg_dma_addr + sgx->bytes_consumed;
+
+ if ((cumulative_partial + (sg_len - sgx->bytes_consumed)) >= blk_sz) {
+ sgx->dma_len = (blk_sz - cumulative_partial);
+ sgx->tot_partial = 0;
+ sgx->num_bytes += blk_sz;
+ *partial = 0;
+ } else {
+ sgx->dma_len = sg_len - sgx->bytes_consumed;
+ sgx->tot_partial += sgx->dma_len;
+ *partial = 1;
+ }
+
+ sgx->bytes_consumed += sgx->dma_len;
+
+ if (sg_len == sgx->bytes_consumed) {
+ sg = sg_next(sg);
+ sgx->num_sg++;
+ sgx->cur_sg = sg;
+ sgx->bytes_consumed = 0;
+ }
+
+ return 1;
+}
+
+static int
+qla24xx_walk_and_build_sglist_no_difb(struct qla_hw_data *ha, srb_t *sp,
+ uint32_t *dsd, uint16_t tot_dsds)
+{
+ void *next_dsd;
+ uint8_t avail_dsds = 0;
+ uint32_t dsd_list_len;
+ struct dsd_dma *dsd_ptr;
+ struct scatterlist *sg_prot;
+ uint32_t *cur_dsd = dsd;
+ uint16_t used_dsds = tot_dsds;
+
+ uint32_t prot_int;
+ uint32_t partial;
+ struct qla2_sgx sgx;
+ dma_addr_t sle_dma;
+ uint32_t sle_dma_len, tot_prot_dma_len = 0;
+ struct scsi_cmnd *cmd = sp->cmd;
+
+ prot_int = cmd->device->sector_size;
+
+ memset(&sgx, 0, sizeof(struct qla2_sgx));
+ sgx.tot_bytes = scsi_bufflen(sp->cmd);
+ sgx.cur_sg = scsi_sglist(sp->cmd);
+ sgx.sp = sp;
+
+ sg_prot = scsi_prot_sglist(sp->cmd);
+
+ while (qla24xx_get_one_block_sg(prot_int, &sgx, &partial)) {
+
+ sle_dma = sgx.dma_addr;
+ sle_dma_len = sgx.dma_len;
+alloc_and_fill:
+ /* Allocate additional continuation packets? */
+ if (avail_dsds == 0) {
+ avail_dsds = (used_dsds > QLA_DSDS_PER_IOCB) ?
+ QLA_DSDS_PER_IOCB : used_dsds;
+ dsd_list_len = (avail_dsds + 1) * 12;
+ used_dsds -= avail_dsds;
+
+ /* allocate tracking DS */
+ dsd_ptr = kzalloc(sizeof(struct dsd_dma), GFP_ATOMIC);
+ if (!dsd_ptr)
+ return 1;
+
+ /* allocate new list */
+ dsd_ptr->dsd_addr = next_dsd =
+ dma_pool_alloc(ha->dl_dma_pool, GFP_ATOMIC,
+ &dsd_ptr->dsd_list_dma);
+
+ if (!next_dsd) {
+ /*
+ * Need to cleanup only this dsd_ptr, rest
+ * will be done by sp_free_dma()
+ */
+ kfree(dsd_ptr);
+ return 1;
+ }
+
+ list_add_tail(&dsd_ptr->list,
+ &((struct crc_context *)sp->ctx)->dsd_list);
+
+ sp->flags |= SRB_CRC_CTX_DSD_VALID;
+
+ /* add new list to cmd iocb or last list */
+ *cur_dsd++ = cpu_to_le32(LSD(dsd_ptr->dsd_list_dma));
+ *cur_dsd++ = cpu_to_le32(MSD(dsd_ptr->dsd_list_dma));
+ *cur_dsd++ = dsd_list_len;
+ cur_dsd = (uint32_t *)next_dsd;
+ }
+ *cur_dsd++ = cpu_to_le32(LSD(sle_dma));
+ *cur_dsd++ = cpu_to_le32(MSD(sle_dma));
+ *cur_dsd++ = cpu_to_le32(sle_dma_len);
+ avail_dsds--;
+
+ if (partial == 0) {
+ /* Got a full protection interval */
+ sle_dma = sg_dma_address(sg_prot) + tot_prot_dma_len;
+ sle_dma_len = 8;
+
+ tot_prot_dma_len += sle_dma_len;
+ if (tot_prot_dma_len == sg_dma_len(sg_prot)) {
+ tot_prot_dma_len = 0;
+ sg_prot = sg_next(sg_prot);
+ }
+
+ partial = 1; /* So as to not re-enter this block */
+ goto alloc_and_fill;
+ }
+ }
+ /* Null termination */
+ *cur_dsd++ = 0;
+ *cur_dsd++ = 0;
+ *cur_dsd++ = 0;
+ return 0;
+}
+static int
qla24xx_walk_and_build_sglist(struct qla_hw_data *ha, srb_t *sp, uint32_t *dsd,
uint16_t tot_dsds)
{
@@ -981,7 +1128,7 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
struct scsi_cmnd *cmd;
struct scatterlist *cur_seg;
int sgc;
- uint32_t total_bytes;
+ uint32_t total_bytes = 0;
uint32_t data_bytes;
uint32_t dif_bytes;
uint8_t bundling = 1;
@@ -1023,8 +1170,10 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
__constant_cpu_to_le16(CF_READ_DATA);
}
- tot_prot_dsds = scsi_prot_sg_count(cmd);
- if (!tot_prot_dsds)
+ if ((scsi_get_prot_op(sp->cmd) == SCSI_PROT_READ_INSERT) ||
+ (scsi_get_prot_op(sp->cmd) == SCSI_PROT_WRITE_STRIP) ||
+ (scsi_get_prot_op(sp->cmd) == SCSI_PROT_READ_STRIP) ||
+ (scsi_get_prot_op(sp->cmd) == SCSI_PROT_WRITE_INSERT))
bundling = 0;
/* Allocate CRC context from global pool */
@@ -1047,7 +1196,7 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
INIT_LIST_HEAD(&crc_ctx_pkt->dsd_list);
- qla24xx_set_t10dif_tags(cmd, (struct fw_dif_context *)
+ qla24xx_set_t10dif_tags(sp, (struct fw_dif_context *)
&crc_ctx_pkt->ref_tag, tot_prot_dsds);
cmd_pkt->crc_context_address[0] = cpu_to_le32(LSD(crc_ctx_dma));
@@ -1076,7 +1225,6 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
fcp_cmnd->additional_cdb_len |= 2;
int_to_scsilun(sp->cmd->device->lun, &fcp_cmnd->lun);
- host_to_fcp_swap((uint8_t *)&fcp_cmnd->lun, sizeof(fcp_cmnd->lun));
memcpy(fcp_cmnd->cdb, cmd->cmnd, cmd->cmd_len);
cmd_pkt->fcp_cmnd_dseg_len = cpu_to_le16(fcp_cmnd_len);
cmd_pkt->fcp_cmnd_dseg_address[0] = cpu_to_le32(
@@ -1107,15 +1255,28 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
cmd_pkt->fcp_rsp_dseg_len = 0; /* Let response come in status iocb */
/* Compute dif len and adjust data len to incude protection */
- total_bytes = data_bytes;
dif_bytes = 0;
blk_size = cmd->device->sector_size;
- if (scsi_get_prot_op(cmd) != SCSI_PROT_NORMAL) {
- dif_bytes = (data_bytes / blk_size) * 8;
- total_bytes += dif_bytes;
+ dif_bytes = (data_bytes / blk_size) * 8;
+
+ switch (scsi_get_prot_op(sp->cmd)) {
+ case SCSI_PROT_READ_INSERT:
+ case SCSI_PROT_WRITE_STRIP:
+ total_bytes = data_bytes;
+ data_bytes += dif_bytes;
+ break;
+
+ case SCSI_PROT_READ_STRIP:
+ case SCSI_PROT_WRITE_INSERT:
+ case SCSI_PROT_READ_PASS:
+ case SCSI_PROT_WRITE_PASS:
+ total_bytes = data_bytes + dif_bytes;
+ break;
+ default:
+ BUG();
}
- if (!ql2xenablehba_err_chk)
+ if (!qla2x00_hba_err_chk_enabled(sp))
fw_prot_opts |= 0x10; /* Disable Guard tag checking */
if (!bundling) {
@@ -1151,7 +1312,12 @@ qla24xx_build_scsi_crc_2_iocbs(srb_t *sp, struct cmd_type_crc_2 *cmd_pkt,
cmd_pkt->control_flags |=
__constant_cpu_to_le16(CF_DATA_SEG_DESCR_ENABLE);
- if (qla24xx_walk_and_build_sglist(ha, sp, cur_dsd,
+
+ if (!bundling && tot_prot_dsds) {
+ if (qla24xx_walk_and_build_sglist_no_difb(ha, sp,
+ cur_dsd, tot_dsds))
+ goto crc_queuing_error;
+ } else if (qla24xx_walk_and_build_sglist(ha, sp, cur_dsd,
(tot_dsds - tot_prot_dsds)))
goto crc_queuing_error;
@@ -1414,6 +1580,22 @@ qla24xx_dif_start_scsi(srb_t *sp)
goto queuing_error;
else
sp->flags |= SRB_DMA_VALID;
+
+ if ((scsi_get_prot_op(cmd) == SCSI_PROT_READ_INSERT) ||
+ (scsi_get_prot_op(cmd) == SCSI_PROT_WRITE_STRIP)) {
+ struct qla2_sgx sgx;
+ uint32_t partial;
+
+ memset(&sgx, 0, sizeof(struct qla2_sgx));
+ sgx.tot_bytes = scsi_bufflen(cmd);
+ sgx.cur_sg = scsi_sglist(cmd);
+ sgx.sp = sp;
+
+ nseg = 0;
+ while (qla24xx_get_one_block_sg(
+ cmd->device->sector_size, &sgx, &partial))
+ nseg++;
+ }
} else
nseg = 0;
@@ -1428,6 +1610,11 @@ qla24xx_dif_start_scsi(srb_t *sp)
goto queuing_error;
else
sp->flags |= SRB_CRC_PROT_DMA_VALID;
+
+ if ((scsi_get_prot_op(cmd) == SCSI_PROT_READ_INSERT) ||
+ (scsi_get_prot_op(cmd) == SCSI_PROT_WRITE_STRIP)) {
+ nseg = scsi_bufflen(cmd) / cmd->device->sector_size;
+ }
} else {
nseg = 0;
}
@@ -1454,6 +1641,7 @@ qla24xx_dif_start_scsi(srb_t *sp)
/* Build header part of command packet (excluding the OPCODE). */
req->current_outstanding_cmd = handle;
req->outstanding_cmds[handle] = sp;
+ sp->handle = handle;
sp->cmd->host_scribble = (unsigned char *)(unsigned long)handle;
req->cnt -= req_cnt;
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index b16b7725dee0..8a7591f035e6 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -719,7 +719,6 @@ skip_rio:
vha->flags.rscn_queue_overflow = 1;
}
- atomic_set(&vha->loop_state, LOOP_UPDATE);
atomic_set(&vha->loop_down_timer, 0);
vha->flags.management_server_logged_in = 0;
@@ -1435,25 +1434,27 @@ struct scsi_dif_tuple {
* ASC/ASCQ fields in the sense buffer with ILLEGAL_REQUEST
* to indicate to the kernel that the HBA detected error.
*/
-static inline void
+static inline int
qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24)
{
struct scsi_qla_host *vha = sp->fcport->vha;
struct scsi_cmnd *cmd = sp->cmd;
- struct scsi_dif_tuple *ep =
- (struct scsi_dif_tuple *)&sts24->data[20];
- struct scsi_dif_tuple *ap =
- (struct scsi_dif_tuple *)&sts24->data[12];
+ uint8_t *ap = &sts24->data[12];
+ uint8_t *ep = &sts24->data[20];
uint32_t e_ref_tag, a_ref_tag;
uint16_t e_app_tag, a_app_tag;
uint16_t e_guard, a_guard;
- e_ref_tag = be32_to_cpu(ep->ref_tag);
- a_ref_tag = be32_to_cpu(ap->ref_tag);
- e_app_tag = be16_to_cpu(ep->app_tag);
- a_app_tag = be16_to_cpu(ap->app_tag);
- e_guard = be16_to_cpu(ep->guard);
- a_guard = be16_to_cpu(ap->guard);
+ /*
+ * swab32 of the "data" field in the beginning of qla2x00_status_entry()
+ * would make guard field appear at offset 2
+ */
+ a_guard = le16_to_cpu(*(uint16_t *)(ap + 2));
+ a_app_tag = le16_to_cpu(*(uint16_t *)(ap + 0));
+ a_ref_tag = le32_to_cpu(*(uint32_t *)(ap + 4));
+ e_guard = le16_to_cpu(*(uint16_t *)(ep + 2));
+ e_app_tag = le16_to_cpu(*(uint16_t *)(ep + 0));
+ e_ref_tag = le32_to_cpu(*(uint32_t *)(ep + 4));
ql_dbg(ql_dbg_io, vha, 0x3023,
"iocb(s) %p Returned STATUS.\n", sts24);
@@ -1465,6 +1466,63 @@ qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24)
cmd->cmnd[0], (u64)scsi_get_lba(cmd), a_ref_tag, e_ref_tag,
a_app_tag, e_app_tag, a_guard, e_guard);
+ /*
+ * Ignore sector if:
+ * For type 3: ref & app tag is all 'f's
+ * For type 0,1,2: app tag is all 'f's
+ */
+ if ((a_app_tag == 0xffff) &&
+ ((scsi_get_prot_type(cmd) != SCSI_PROT_DIF_TYPE3) ||
+ (a_ref_tag == 0xffffffff))) {
+ uint32_t blocks_done, resid;
+ sector_t lba_s = scsi_get_lba(cmd);
+
+ /* 2TB boundary case covered automatically with this */
+ blocks_done = e_ref_tag - (uint32_t)lba_s + 1;
+
+ resid = scsi_bufflen(cmd) - (blocks_done *
+ cmd->device->sector_size);
+
+ scsi_set_resid(cmd, resid);
+ cmd->result = DID_OK << 16;
+
+ /* Update protection tag */
+ if (scsi_prot_sg_count(cmd)) {
+ uint32_t i, j = 0, k = 0, num_ent;
+ struct scatterlist *sg;
+ struct sd_dif_tuple *spt;
+
+ /* Patch the corresponding protection tags */
+ scsi_for_each_prot_sg(cmd, sg,
+ scsi_prot_sg_count(cmd), i) {
+ num_ent = sg_dma_len(sg) / 8;
+ if (k + num_ent < blocks_done) {
+ k += num_ent;
+ continue;
+ }
+ j = blocks_done - k - 1;
+ k = blocks_done;
+ break;
+ }
+
+ if (k != blocks_done) {
+ qla_printk(KERN_WARNING, sp->fcport->vha->hw,
+ "unexpected tag values tag:lba=%x:%llx)\n",
+ e_ref_tag, (unsigned long long)lba_s);
+ return 1;
+ }
+
+ spt = page_address(sg_page(sg)) + sg->offset;
+ spt += j;
+
+ spt->app_tag = 0xffff;
+ if (scsi_get_prot_type(cmd) == SCSI_PROT_DIF_TYPE3)
+ spt->ref_tag = 0xffffffff;
+ }
+
+ return 0;
+ }
+
/* check guard */
if (e_guard != a_guard) {
scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
@@ -1472,28 +1530,30 @@ qla2x00_handle_dif_error(srb_t *sp, struct sts_entry_24xx *sts24)
set_driver_byte(cmd, DRIVER_SENSE);
set_host_byte(cmd, DID_ABORT);
cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
- return;
+ return 1;
}
- /* check appl tag */
- if (e_app_tag != a_app_tag) {
+ /* check ref tag */
+ if (e_ref_tag != a_ref_tag) {
scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
- 0x10, 0x2);
+ 0x10, 0x3);
set_driver_byte(cmd, DRIVER_SENSE);
set_host_byte(cmd, DID_ABORT);
cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
- return;
+ return 1;
}
- /* check ref tag */
- if (e_ref_tag != a_ref_tag) {
+ /* check appl tag */
+ if (e_app_tag != a_app_tag) {
scsi_build_sense_buffer(1, cmd->sense_buffer, ILLEGAL_REQUEST,
- 0x10, 0x3);
+ 0x10, 0x2);
set_driver_byte(cmd, DRIVER_SENSE);
set_host_byte(cmd, DID_ABORT);
cmd->result |= SAM_STAT_CHECK_CONDITION << 1;
- return;
+ return 1;
}
+
+ return 1;
}
/**
@@ -1767,7 +1827,7 @@ check_scsi_status:
break;
case CS_DIF_ERROR:
- qla2x00_handle_dif_error(sp, sts24);
+ logit = qla2x00_handle_dif_error(sp, sts24);
break;
default:
cp->result = DID_ERROR << 16;
@@ -2468,11 +2528,10 @@ qla2x00_request_irqs(struct qla_hw_data *ha, struct rsp_que *rsp)
goto skip_msi;
}
- if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX ||
- !QLA_MSIX_FW_MODE_1(ha->fw_attributes))) {
+ if (IS_QLA2432(ha) && (ha->pdev->revision < QLA_MSIX_CHIP_REV_24XX)) {
ql_log(ql_log_warn, vha, 0x0035,
"MSI-X; Unsupported ISP2432 (0x%X, 0x%X).\n",
- ha->pdev->revision, ha->fw_attributes);
+ ha->pdev->revision, QLA_MSIX_CHIP_REV_24XX);
goto skip_msix;
}
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index c706ed370000..f488cc69fc79 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -472,7 +472,7 @@ qla24xx_create_vhost(struct fc_vport *fc_vport)
host->can_queue = base_vha->req->length + 128;
host->this_id = 255;
host->cmd_per_lun = 3;
- if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif)
+ if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif)
host->max_cmd_len = 32;
else
host->max_cmd_len = MAX_CMDSZ;
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
index 5cbf33a50b14..049807cda419 100644
--- a/drivers/scsi/qla2xxx/qla_nx.c
+++ b/drivers/scsi/qla2xxx/qla_nx.c
@@ -2208,6 +2208,7 @@ qla82xx_msix_rsp_q(int irq, void *dev_id)
struct qla_hw_data *ha;
struct rsp_que *rsp;
struct device_reg_82xx __iomem *reg;
+ unsigned long flags;
rsp = (struct rsp_que *) dev_id;
if (!rsp) {
@@ -2218,11 +2219,11 @@ qla82xx_msix_rsp_q(int irq, void *dev_id)
ha = rsp->hw;
reg = &ha->iobase->isp82;
- spin_lock_irq(&ha->hardware_lock);
+ spin_lock_irqsave(&ha->hardware_lock, flags);
vha = pci_get_drvdata(ha->pdev);
qla24xx_process_response_queue(vha, rsp);
WRT_REG_DWORD(&reg->host_int, 0);
- spin_unlock_irq(&ha->hardware_lock);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
return IRQ_HANDLED;
}
@@ -2838,6 +2839,16 @@ sufficient_dsds:
int_to_scsilun(sp->cmd->device->lun, &cmd_pkt->lun);
host_to_fcp_swap((uint8_t *)&cmd_pkt->lun, sizeof(cmd_pkt->lun));
+ /* build FCP_CMND IU */
+ memset(ctx->fcp_cmnd, 0, sizeof(struct fcp_cmnd));
+ int_to_scsilun(sp->cmd->device->lun, &ctx->fcp_cmnd->lun);
+ ctx->fcp_cmnd->additional_cdb_len = additional_cdb_len;
+
+ if (cmd->sc_data_direction == DMA_TO_DEVICE)
+ ctx->fcp_cmnd->additional_cdb_len |= 1;
+ else if (cmd->sc_data_direction == DMA_FROM_DEVICE)
+ ctx->fcp_cmnd->additional_cdb_len |= 2;
+
/*
* Update tagged queuing modifier -- default is TSK_SIMPLE (0).
*/
@@ -2854,16 +2865,6 @@ sufficient_dsds:
}
}
- /* build FCP_CMND IU */
- memset(ctx->fcp_cmnd, 0, sizeof(struct fcp_cmnd));
- int_to_scsilun(sp->cmd->device->lun, &ctx->fcp_cmnd->lun);
- ctx->fcp_cmnd->additional_cdb_len = additional_cdb_len;
-
- if (cmd->sc_data_direction == DMA_TO_DEVICE)
- ctx->fcp_cmnd->additional_cdb_len |= 1;
- else if (cmd->sc_data_direction == DMA_FROM_DEVICE)
- ctx->fcp_cmnd->additional_cdb_len |= 2;
-
memcpy(ctx->fcp_cmnd->cdb, cmd->cmnd, cmd->cmd_len);
fcp_dl = (uint32_t *)(ctx->fcp_cmnd->cdb + 16 +
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index e02df276804e..1e69527f1e4e 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -106,17 +106,21 @@ MODULE_PARM_DESC(ql2xmaxqdepth,
"Maximum queue depth to report for target devices.");
/* Do not change the value of this after module load */
-int ql2xenabledif = 1;
+int ql2xenabledif = 0;
module_param(ql2xenabledif, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(ql2xenabledif,
" Enable T10-CRC-DIF "
- " Default is 0 - No DIF Support. 1 - Enable it");
+ " Default is 0 - No DIF Support. 1 - Enable it"
+ ", 2 - Enable DIF for all types, except Type 0.");
-int ql2xenablehba_err_chk;
+int ql2xenablehba_err_chk = 2;
module_param(ql2xenablehba_err_chk, int, S_IRUGO|S_IWUSR);
MODULE_PARM_DESC(ql2xenablehba_err_chk,
- " Enable T10-CRC-DIF Error isolation by HBA"
- " Default is 0 - Error isolation disabled, 1 - Enable it");
+ " Enable T10-CRC-DIF Error isolation by HBA:\n"
+ " Default is 1.\n"
+ " 0 -- Error isolation disabled\n"
+ " 1 -- Error isolation enabled only for DIX Type 0\n"
+ " 2 -- Error isolation enabled for all Types\n");
int ql2xiidmaenable=1;
module_param(ql2xiidmaenable, int, S_IRUGO);
@@ -909,7 +913,14 @@ qla2xxx_eh_abort(struct scsi_cmnd *cmd)
"Abort command mbx success.\n");
wait = 1;
}
+
+ spin_lock_irqsave(&ha->hardware_lock, flags);
qla2x00_sp_compl(ha, sp);
+ spin_unlock_irqrestore(&ha->hardware_lock, flags);
+
+ /* Did the command return during mailbox execution? */
+ if (ret == FAILED && !CMD_SP(cmd))
+ ret = SUCCESS;
/* Wait for the command to be returned. */
if (wait) {
@@ -1317,10 +1328,9 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
qla2x00_sp_compl(ha, sp);
} else {
ctx = sp->ctx;
- if (ctx->type == SRB_LOGIN_CMD ||
- ctx->type == SRB_LOGOUT_CMD) {
- ctx->u.iocb_cmd->free(sp);
- } else {
+ if (ctx->type == SRB_ELS_CMD_RPT ||
+ ctx->type == SRB_ELS_CMD_HST ||
+ ctx->type == SRB_CT_CMD) {
struct fc_bsg_job *bsg_job =
ctx->u.bsg_job;
if (bsg_job->request->msgcode
@@ -1332,6 +1342,8 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *vha, int res)
kfree(sp->ctx);
mempool_free(sp,
ha->srb_mempool);
+ } else {
+ ctx->u.iocb_cmd->free(sp);
}
}
}
@@ -2251,7 +2263,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
host->this_id = 255;
host->cmd_per_lun = 3;
host->unique_id = host->host_no;
- if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif)
+ if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif)
host->max_cmd_len = 32;
else
host->max_cmd_len = MAX_CMDSZ;
@@ -2378,13 +2390,16 @@ skip_dpc:
"Detected hba at address=%p.\n",
ha);
- if ((IS_QLA25XX(ha) || IS_QLA81XX(ha)) && ql2xenabledif) {
+ if (IS_T10_PI_CAPABLE(ha) && ql2xenabledif) {
if (ha->fw_attributes & BIT_4) {
+ int prot = 0;
base_vha->flags.difdix_supported = 1;
ql_dbg(ql_dbg_init, base_vha, 0x00f1,
"Registering for DIF/DIX type 1 and 3 protection.\n");
+ if (ql2xenabledif == 1)
+ prot = SHOST_DIX_TYPE0_PROTECTION;
scsi_host_set_prot(host,
- SHOST_DIF_TYPE1_PROTECTION
+ prot | SHOST_DIF_TYPE1_PROTECTION
| SHOST_DIF_TYPE2_PROTECTION
| SHOST_DIF_TYPE3_PROTECTION
| SHOST_DIX_TYPE1_PROTECTION
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index 062c97bf62f5..13b6357c1fa2 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
/*
* Driver version
*/
-#define QLA2XXX_VERSION "8.03.07.03-k"
+#define QLA2XXX_VERSION "8.03.07.07-k"
#define QLA_DRIVER_MAJOR_VER 8
#define QLA_DRIVER_MINOR_VER 3

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