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scsi: qla2xxx: Fix Firmware dump size for Extended login and Exchange Offload

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This patch adjusts and reallocates fw_dump memory for target mode
to save for extended login and exchange offload buffers into
dump captured.

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Quinn Tran 2017-12-28 12:33:14 -08:00 committed by Martin K. Petersen
parent bbead493a3
commit ad0a0b01f0
2 changed files with 162 additions and 117 deletions
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239
drivers/scsi/qla2xxx/qla_init.c
View File

@ -2593,32 +2593,105 @@ qla24xx_chip_diag(scsi_qla_host_t *vha)
return rval;
}
void
qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
static void
qla2x00_alloc_offload_mem(scsi_qla_host_t *vha)
{
int rval;
uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
eft_size, fce_size, mq_size;
dma_addr_t tc_dma;
void *tc;
struct qla_hw_data *ha = vha->hw;
struct req_que *req = ha->req_q_map[0];
struct rsp_que *rsp = ha->rsp_q_map[0];
if (ha->fw_dump) {
if (ha->eft) {
ql_dbg(ql_dbg_init, vha, 0x00bd,
"Firmware dump already allocated.\n");
"%s: Offload Mem is already allocated.\n",
__func__);
return;
}
ha->fw_dumped = 0;
ha->fw_dump_cap_flags = 0;
if (IS_FWI2_CAPABLE(ha)) {
/* Allocate memory for Fibre Channel Event Buffer. */
if (!IS_QLA25XX(ha) && !IS_QLA81XX(ha) && !IS_QLA83XX(ha) &&
!IS_QLA27XX(ha))
goto try_eft;
if (ha->fce)
dma_free_coherent(&ha->pdev->dev,
FCE_SIZE, ha->fce, ha->fce_dma);
/* Allocate memory for Fibre Channel Event Buffer. */
tc = dma_zalloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
GFP_KERNEL);
if (!tc) {
ql_log(ql_log_warn, vha, 0x00be,
"Unable to allocate (%d KB) for FCE.\n",
FCE_SIZE / 1024);
goto try_eft;
}
rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
ha->fce_mb, &ha->fce_bufs);
if (rval) {
ql_log(ql_log_warn, vha, 0x00bf,
"Unable to initialize FCE (%d).\n", rval);
dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
tc_dma);
ha->flags.fce_enabled = 0;
goto try_eft;
}
ql_dbg(ql_dbg_init, vha, 0x00c0,
"Allocate (%d KB) for FCE...\n", FCE_SIZE / 1024);
ha->flags.fce_enabled = 1;
ha->fce_dma = tc_dma;
ha->fce = tc;
try_eft:
if (ha->eft)
dma_free_coherent(&ha->pdev->dev,
EFT_SIZE, ha->eft, ha->eft_dma);
/* Allocate memory for Extended Trace Buffer. */
tc = dma_zalloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
GFP_KERNEL);
if (!tc) {
ql_log(ql_log_warn, vha, 0x00c1,
"Unable to allocate (%d KB) for EFT.\n",
EFT_SIZE / 1024);
goto eft_err;
}
rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
if (rval) {
ql_log(ql_log_warn, vha, 0x00c2,
"Unable to initialize EFT (%d).\n", rval);
dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
tc_dma);
goto eft_err;
}
ql_dbg(ql_dbg_init, vha, 0x00c3,
"Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024);
ha->eft_dma = tc_dma;
ha->eft = tc;
}
eft_err:
return;
}
void
qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
{
uint32_t dump_size, fixed_size, mem_size, req_q_size, rsp_q_size,
eft_size, fce_size, mq_size;
struct qla_hw_data *ha = vha->hw;
struct req_que *req = ha->req_q_map[0];
struct rsp_que *rsp = ha->rsp_q_map[0];
struct qla2xxx_fw_dump *fw_dump;
dump_size = fixed_size = mem_size = eft_size = fce_size = mq_size = 0;
req_q_size = rsp_q_size = 0;
if (IS_QLA27XX(ha))
goto try_fce;
if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
fixed_size = sizeof(struct qla2100_fw_dump);
} else if (IS_QLA23XX(ha)) {
@ -2656,71 +2729,13 @@ qla2x00_alloc_fw_dump(scsi_qla_host_t *vha)
!IS_QLA27XX(ha))
goto try_eft;
try_fce:
if (ha->fce)
dma_free_coherent(&ha->pdev->dev,
FCE_SIZE, ha->fce, ha->fce_dma);
/* Allocate memory for Fibre Channel Event Buffer. */
tc = dma_zalloc_coherent(&ha->pdev->dev, FCE_SIZE, &tc_dma,
GFP_KERNEL);
if (!tc) {
ql_log(ql_log_warn, vha, 0x00be,
"Unable to allocate (%d KB) for FCE.\n",
FCE_SIZE / 1024);
goto try_eft;
}
rval = qla2x00_enable_fce_trace(vha, tc_dma, FCE_NUM_BUFFERS,
ha->fce_mb, &ha->fce_bufs);
if (rval) {
ql_log(ql_log_warn, vha, 0x00bf,
"Unable to initialize FCE (%d).\n", rval);
dma_free_coherent(&ha->pdev->dev, FCE_SIZE, tc,
tc_dma);
ha->flags.fce_enabled = 0;
goto try_eft;
}
ql_dbg(ql_dbg_init, vha, 0x00c0,
"Allocate (%d KB) for FCE...\n", FCE_SIZE / 1024);
fce_size = sizeof(struct qla2xxx_fce_chain) + FCE_SIZE;
ha->flags.fce_enabled = 1;
ha->fce_dma = tc_dma;
ha->fce = tc;
try_eft:
if (ha->eft)
dma_free_coherent(&ha->pdev->dev,
EFT_SIZE, ha->eft, ha->eft_dma);
/* Allocate memory for Extended Trace Buffer. */
tc = dma_zalloc_coherent(&ha->pdev->dev, EFT_SIZE, &tc_dma,
GFP_KERNEL);
if (!tc) {
ql_log(ql_log_warn, vha, 0x00c1,
"Unable to allocate (%d KB) for EFT.\n",
EFT_SIZE / 1024);
goto cont_alloc;
}
rval = qla2x00_enable_eft_trace(vha, tc_dma, EFT_NUM_BUFFERS);
if (rval) {
ql_log(ql_log_warn, vha, 0x00c2,
"Unable to initialize EFT (%d).\n", rval);
dma_free_coherent(&ha->pdev->dev, EFT_SIZE, tc,
tc_dma);
goto cont_alloc;
}
ql_dbg(ql_dbg_init, vha, 0x00c3,
"Allocated (%d KB) EFT ...\n", EFT_SIZE / 1024);
eft_size = EFT_SIZE;
ha->eft_dma = tc_dma;
ha->eft = tc;
}
cont_alloc:
if (IS_QLA27XX(ha)) {
if (!ha->fw_dump_template) {
ql_log(ql_log_warn, vha, 0x00ba,
@ -2748,51 +2763,44 @@ cont_alloc:
ha->exlogin_size;
allocate:
ha->fw_dump = vmalloc(dump_size);
if (!ha->fw_dump) {
ql_log(ql_log_warn, vha, 0x00c4,
"Unable to allocate (%d KB) for firmware dump.\n",
dump_size / 1024);
if (!ha->fw_dump_len || dump_size != ha->fw_dump_len) {
fw_dump = vmalloc(dump_size);
if (!fw_dump) {
ql_log(ql_log_warn, vha, 0x00c4,
"Unable to allocate (%d KB) for firmware dump.\n",
dump_size / 1024);
} else {
if (ha->fw_dump)
vfree(ha->fw_dump);
ha->fw_dump = fw_dump;
if (ha->fce) {
dma_free_coherent(&ha->pdev->dev, FCE_SIZE, ha->fce,
ha->fce_dma);
ha->fce = NULL;
ha->fce_dma = 0;
}
ha->fw_dump_len = dump_size;
ql_dbg(ql_dbg_init, vha, 0x00c5,
"Allocated (%d KB) for firmware dump.\n",
dump_size / 1024);
if (ha->eft) {
dma_free_coherent(&ha->pdev->dev, eft_size, ha->eft,
ha->eft_dma);
ha->eft = NULL;
ha->eft_dma = 0;
if (IS_QLA27XX(ha))
return;
ha->fw_dump->signature[0] = 'Q';
ha->fw_dump->signature[1] = 'L';
ha->fw_dump->signature[2] = 'G';
ha->fw_dump->signature[3] = 'C';
ha->fw_dump->version = htonl(1);
ha->fw_dump->fixed_size = htonl(fixed_size);
ha->fw_dump->mem_size = htonl(mem_size);
ha->fw_dump->req_q_size = htonl(req_q_size);
ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
ha->fw_dump->eft_size = htonl(eft_size);
ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
ha->fw_dump->header_size =
htonl(offsetof(struct qla2xxx_fw_dump, isp));
}
return;
}
ha->fw_dump_len = dump_size;
ql_dbg(ql_dbg_init, vha, 0x00c5,
"Allocated (%d KB) for firmware dump.\n", dump_size / 1024);
if (IS_QLA27XX(ha))
return;
ha->fw_dump->signature[0] = 'Q';
ha->fw_dump->signature[1] = 'L';
ha->fw_dump->signature[2] = 'G';
ha->fw_dump->signature[3] = 'C';
ha->fw_dump->version = htonl(1);
ha->fw_dump->fixed_size = htonl(fixed_size);
ha->fw_dump->mem_size = htonl(mem_size);
ha->fw_dump->req_q_size = htonl(req_q_size);
ha->fw_dump->rsp_q_size = htonl(rsp_q_size);
ha->fw_dump->eft_size = htonl(eft_size);
ha->fw_dump->eft_addr_l = htonl(LSD(ha->eft_dma));
ha->fw_dump->eft_addr_h = htonl(MSD(ha->eft_dma));
ha->fw_dump->header_size =
htonl(offsetof(struct qla2xxx_fw_dump, isp));
}
static int
@ -3118,9 +3126,12 @@ enable_82xx_npiv:
if (rval != QLA_SUCCESS)
goto failed;
if (!fw_major_version && ql2xallocfwdump
&& !(IS_P3P_TYPE(ha)))
if (!fw_major_version && !(IS_P3P_TYPE(ha)))
qla2x00_alloc_offload_mem(vha);
if (ql2xallocfwdump && !(IS_P3P_TYPE(ha)))
qla2x00_alloc_fw_dump(vha);
} else {
goto failed;
}

40
drivers/scsi/qla2xxx/qla_tmpl.c
View File

@ -526,7 +526,8 @@ qla27xx_fwdt_entry_t268(struct scsi_qla_host *vha,
{
ql_dbg(ql_dbg_misc, vha, 0xd20c,
"%s: gethb(%x) [%lx]\n", __func__, ent->t268.buf_type, *len);
if (ent->t268.buf_type == T268_BUF_TYPE_EXTD_TRACE) {
switch (ent->t268.buf_type) {
case T268_BUF_TYPE_EXTD_TRACE:
if (vha->hw->eft) {
if (buf) {
ent->t268.buf_size = EFT_SIZE;
@ -538,10 +539,43 @@ qla27xx_fwdt_entry_t268(struct scsi_qla_host *vha,
"%s: missing eft\n", __func__);
qla27xx_skip_entry(ent, buf);
}
} else {
ql_dbg(ql_dbg_misc, vha, 0xd02b,
break;
case T268_BUF_TYPE_EXCH_BUFOFF:
if (vha->hw->exchoffld_buf) {
if (buf) {
ent->t268.buf_size = vha->hw->exchoffld_size;
ent->t268.start_addr =
vha->hw->exchoffld_buf_dma;
}
qla27xx_insertbuf(vha->hw->exchoffld_buf,
vha->hw->exchoffld_size, buf, len);
} else {
ql_dbg(ql_dbg_misc, vha, 0xd028,
"%s: missing exch offld\n", __func__);
qla27xx_skip_entry(ent, buf);
}
break;
case T268_BUF_TYPE_EXTD_LOGIN:
if (vha->hw->exlogin_buf) {
if (buf) {
ent->t268.buf_size = vha->hw->exlogin_size;
ent->t268.start_addr =
vha->hw->exlogin_buf_dma;
}
qla27xx_insertbuf(vha->hw->exlogin_buf,
vha->hw->exlogin_size, buf, len);
} else {
ql_dbg(ql_dbg_misc, vha, 0xd028,
"%s: missing ext login\n", __func__);
qla27xx_skip_entry(ent, buf);
}
break;
default:
ql_dbg(ql_dbg_async, vha, 0xd02b,
"%s: unknown buffer %x\n", __func__, ent->t268.buf_type);
qla27xx_skip_entry(ent, buf);
break;
}
return false;