From: Lalit Chandivade <lalit.chandivade@xxxxxxxxxx>
The statistics include MAC, TCP/IP & iSCSI statistics.
Signed-off-by: Lalit Chandivade <lalit.chandivade@xxxxxxxxxx>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@xxxxxxxxxx>
---
drivers/scsi/qla4xxx/ql4_fw.h | 83 ++++++++++++++++-
drivers/scsi/qla4xxx/ql4_os.c | 205 ++++++++++++++++++++++++++++++++++++++++++
2 files changed, 287 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h
index fef311d..8d4092b 100644
--- a/drivers/scsi/qla4xxx/ql4_fw.h
+++ b/drivers/scsi/qla4xxx/ql4_fw.h
@@ -1297,7 +1297,88 @@ struct response {
};
struct ql_iscsi_stats {
- uint8_t reserved1[656]; /* 0000-028F */
+ uint64_t mac_tx_frames; /* 0000–0007 */
+ uint64_t mac_tx_bytes; /* 0008–000F */
+ uint64_t mac_tx_multicast_frames; /* 0010–0017 */
+ uint64_t mac_tx_broadcast_frames; /* 0018–001F */
+ uint64_t mac_tx_pause_frames; /* 0020–0027 */
+ uint64_t mac_tx_control_frames; /* 0028–002F */
+ uint64_t mac_tx_deferral; /* 0030–0037 */
+ uint64_t mac_tx_excess_deferral; /* 0038–003F */
+ uint64_t mac_tx_late_collision; /* 0040–0047 */
+ uint64_t mac_tx_abort; /* 0048–004F */
+ uint64_t mac_tx_single_collision; /* 0050–0057 */
+ uint64_t mac_tx_multiple_collision; /* 0058–005F */
+ uint64_t mac_tx_collision; /* 0060–0067 */
+ uint64_t mac_tx_frames_dropped; /* 0068–006F */
+ uint64_t mac_tx_jumbo_frames; /* 0070–0077 */
+ uint64_t mac_rx_frames; /* 0078–007F */
+ uint64_t mac_rx_bytes; /* 0080–0087 */
+ uint64_t mac_rx_unknown_control_frames; /* 0088–008F */
+ uint64_t mac_rx_pause_frames; /* 0090–0097 */
+ uint64_t mac_rx_control_frames; /* 0098–009F */
+ uint64_t mac_rx_dribble; /* 00A0–00A7 */
+ uint64_t mac_rx_frame_length_error; /* 00A8–00AF */
+ uint64_t mac_rx_jabber; /* 00B0–00B7 */
+ uint64_t mac_rx_carrier_sense_error; /* 00B8–00BF */
+ uint64_t mac_rx_frame_discarded; /* 00C0–00C7 */
+ uint64_t mac_rx_frames_dropped; /* 00C8–00CF */
+ uint64_t mac_crc_error; /* 00D0–00D7 */
+ uint64_t mac_encoding_error; /* 00D8–00DF */
+ uint64_t mac_rx_length_error_large; /* 00E0–00E7 */
+ uint64_t mac_rx_length_error_small; /* 00E8–00EF */
+ uint64_t mac_rx_multicast_frames; /* 00F0–00F7 */
+ uint64_t mac_rx_broadcast_frames; /* 00F8–00FF */
+ uint64_t ip_tx_packets; /* 0100–0107 */
+ uint64_t ip_tx_bytes; /* 0108–010F */
+ uint64_t ip_tx_fragments; /* 0110–0117 */
+ uint64_t ip_rx_packets; /* 0118–011F */
+ uint64_t ip_rx_bytes; /* 0120–0127 */
+ uint64_t ip_rx_fragments; /* 0128–012F */
+ uint64_t ip_datagram_reassembly; /* 0130–0137 */
+ uint64_t ip_invalid_address_error; /* 0138–013F */
+ uint64_t ip_error_packets; /* 0140–0147 */
+ uint64_t ip_fragrx_overlap; /* 0148–014F */
+ uint64_t ip_fragrx_outoforder; /* 0150–0157 */
+ uint64_t ip_datagram_reassembly_timeout; /* 0158–015F */
+ uint64_t ipv6_tx_packets; /* 0160–0167 */
+ uint64_t ipv6_tx_bytes; /* 0168–016F */
+ uint64_t ipv6_tx_fragments; /* 0170–0177 */
+ uint64_t ipv6_rx_packets; /* 0178–017F */
+ uint64_t ipv6_rx_bytes; /* 0180–0187 */
+ uint64_t ipv6_rx_fragments; /* 0188–018F */
+ uint64_t ipv6_datagram_reassembly; /* 0190–0197 */
+ uint64_t ipv6_invalid_address_error; /* 0198–019F */
+ uint64_t ipv6_error_packets; /* 01A0–01A7 */
+ uint64_t ipv6_fragrx_overlap; /* 01A8–01AF */
+ uint64_t ipv6_fragrx_outoforder; /* 01B0–01B7 */
+ uint64_t ipv6_datagram_reassembly_timeout; /* 01B8–01BF */
+ uint64_t tcp_tx_segments; /* 01C0–01C7 */
+ uint64_t tcp_tx_bytes; /* 01C8–01CF */
+ uint64_t tcp_rx_segments; /* 01D0–01D7 */
+ uint64_t tcp_rx_byte; /* 01D8–01DF */
+ uint64_t tcp_duplicate_ack_retx; /* 01E0–01E7 */
+ uint64_t tcp_retx_timer_expired; /* 01E8–01EF */
+ uint64_t tcp_rx_duplicate_ack; /* 01F0–01F7 */
+ uint64_t tcp_rx_pure_ackr; /* 01F8–01FF */
+ uint64_t tcp_tx_delayed_ack; /* 0200–0207 */
+ uint64_t tcp_tx_pure_ack; /* 0208–020F */
+ uint64_t tcp_rx_segment_error; /* 0210–0217 */
+ uint64_t tcp_rx_segment_outoforder; /* 0218–021F */
+ uint64_t tcp_rx_window_probe; /* 0220–0227 */
+ uint64_t tcp_rx_window_update; /* 0228–022F */
+ uint64_t tcp_tx_window_probe_persist; /* 0230–0237 */
+ uint64_t ecc_error_correction; /* 0238–023F */
+ uint64_t iscsi_pdu_tx; /* 0240-0247 */
+ uint64_t iscsi_data_bytes_tx; /* 0248-024F */
+ uint64_t iscsi_pdu_rx; /* 0250-0257 */
+ uint64_t iscsi_data_bytes_rx; /* 0258-025F */
+ uint64_t iscsi_io_completed; /* 0260-0267 */
+ uint64_t iscsi_unexpected_io_rx; /* 0268-026F */
+ uint64_t iscsi_format_error; /* 0270-0277 */
+ uint64_t iscsi_hdr_digest_error; /* 0278-027F */
+ uint64_t iscsi_data_digest_error; /* 0280-0287 */
+ uint64_t iscsi_sequence_error; /* 0288-028F */
uint32_t tx_cmd_pdu; /* 0290-0293 */
uint32_t tx_resp_pdu; /* 0294-0297 */
uint32_t rx_cmd_pdu; /* 0298-029B */
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 60d050e..aa438f2 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -151,6 +151,7 @@ static int qla4xxx_get_chap_list(struct Scsi_Host *shost, uint16_t chap_tbl_idx,
static int qla4xxx_delete_chap(struct Scsi_Host *shost, uint16_t chap_tbl_idx);
static int qla4xxx_set_chap_entry(struct Scsi_Host *shost, void *data,
int len);
+static int qla4xxx_get_host_stats(struct Scsi_Host *shost, char *buf, int len);
/*
* SCSI host template entry points
@@ -262,6 +263,7 @@ static struct iscsi_transport qla4xxx_iscsi_transport = {
.login_flashnode = qla4xxx_sysfs_ddb_login,
.logout_flashnode = qla4xxx_sysfs_ddb_logout,
.logout_flashnode_sid = qla4xxx_sysfs_ddb_logout_sid,
+ .get_host_stats = qla4xxx_get_host_stats,
};
static struct scsi_transport_template *qla4xxx_scsi_transport;
@@ -947,6 +949,209 @@ exit_set_chap:
return rc;
}
+
+static int qla4xxx_get_host_stats(struct Scsi_Host *shost, char *buf, int len)
+{
+ struct scsi_qla_host *ha = to_qla_host(shost);
+ struct iscsi_offload_host_stats *host_stats = NULL;
+ int host_stats_size;
+ int ret = 0;
+ int ddb_idx = 0;
+ struct ql_iscsi_stats *ql_iscsi_stats = NULL;
+ int stats_size;
+ dma_addr_t iscsi_stats_dma;
+
+ DEBUG2(ql4_printk(KERN_INFO, ha, "Func: %s\n", __func__));
+
+ host_stats_size = sizeof(struct iscsi_offload_host_stats);
+
+ if (host_stats_size != len) {
+ ql4_printk(KERN_INFO, ha, "%s: host_stats size mismatch expected = %d, is = %d\n",
+ __func__, len, host_stats_size);
+ ret = -EINVAL;
+ goto exit_host_stats;
+ }
+ host_stats = (struct iscsi_offload_host_stats *)buf;
+
+ if (!buf) {
+ ret = -ENOMEM;
+ goto exit_host_stats;
+ }
+
+ stats_size = PAGE_ALIGN(sizeof(struct ql_iscsi_stats));
+
+ ql_iscsi_stats = dma_alloc_coherent(&ha->pdev->dev, stats_size,
+ &iscsi_stats_dma, GFP_KERNEL);
+ if (!ql_iscsi_stats) {
+ ql4_printk(KERN_ERR, ha,
+ "Unable to allocate memory for iscsi stats\n");
+ goto exit_host_stats;
+ }
+
+ ret = qla4xxx_get_mgmt_data(ha, ddb_idx, stats_size,
+ iscsi_stats_dma);
+ if (ret != QLA_SUCCESS) {
+ ql4_printk(KERN_ERR, ha,
+ "Unable to retrieve iscsi stats\n");
+ goto exit_host_stats;
+ }
+ host_stats->mactx_frames = le64_to_cpu(ql_iscsi_stats->mac_tx_frames);
+ host_stats->mactx_bytes = le64_to_cpu(ql_iscsi_stats->mac_tx_bytes);
+ host_stats->mactx_multicast_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_multicast_frames);
+ host_stats->mactx_broadcast_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_broadcast_frames);
+ host_stats->mactx_pause_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_pause_frames);
+ host_stats->mactx_control_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_control_frames);
+ host_stats->mactx_deferral =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_deferral);
+ host_stats->mactx_excess_deferral =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_excess_deferral);
+ host_stats->mactx_late_collision =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_late_collision);
+ host_stats->mactx_abort = le64_to_cpu(ql_iscsi_stats->mac_tx_abort);
+ host_stats->mactx_single_collision =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_single_collision);
+ host_stats->mactx_multiple_collision =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_multiple_collision);
+ host_stats->mactx_collision =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_collision);
+ host_stats->mactx_frames_dropped =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_frames_dropped);
+ host_stats->mactx_jumbo_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_tx_jumbo_frames);
+ host_stats->macrx_frames = le64_to_cpu(ql_iscsi_stats->mac_rx_frames);
+ host_stats->macrx_bytes = le64_to_cpu(ql_iscsi_stats->mac_rx_bytes);
+ host_stats->macrx_unknown_control_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_unknown_control_frames);
+ host_stats->macrx_pause_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_pause_frames);
+ host_stats->macrx_control_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_control_frames);
+ host_stats->macrx_dribble =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_dribble);
+ host_stats->macrx_frame_length_error =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_frame_length_error);
+ host_stats->macrx_jabber = le64_to_cpu(ql_iscsi_stats->mac_rx_jabber);
+ host_stats->macrx_carrier_sense_error =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_carrier_sense_error);
+ host_stats->macrx_frame_discarded =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_frame_discarded);
+ host_stats->macrx_frames_dropped =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_frames_dropped);
+ host_stats->mac_crc_error = le64_to_cpu(ql_iscsi_stats->mac_crc_error);
+ host_stats->mac_encoding_error =
+ le64_to_cpu(ql_iscsi_stats->mac_encoding_error);
+ host_stats->macrx_length_error_large =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_length_error_large);
+ host_stats->macrx_length_error_small =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_length_error_small);
+ host_stats->macrx_multicast_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_multicast_frames);
+ host_stats->macrx_broadcast_frames =
+ le64_to_cpu(ql_iscsi_stats->mac_rx_broadcast_frames);
+ host_stats->iptx_packets = le64_to_cpu(ql_iscsi_stats->ip_tx_packets);
+ host_stats->iptx_bytes = le64_to_cpu(ql_iscsi_stats->ip_tx_bytes);
+ host_stats->iptx_fragments =
+ le64_to_cpu(ql_iscsi_stats->ip_tx_fragments);
+ host_stats->iprx_packets = le64_to_cpu(ql_iscsi_stats->ip_rx_packets);
+ host_stats->iprx_bytes = le64_to_cpu(ql_iscsi_stats->ip_rx_bytes);
+ host_stats->iprx_fragments =
+ le64_to_cpu(ql_iscsi_stats->ip_rx_fragments);
+ host_stats->ip_datagram_reassembly =
+ le64_to_cpu(ql_iscsi_stats->ip_datagram_reassembly);
+ host_stats->ip_invalid_address_error =
+ le64_to_cpu(ql_iscsi_stats->ip_invalid_address_error);
+ host_stats->ip_error_packets =
+ le64_to_cpu(ql_iscsi_stats->ip_error_packets);
+ host_stats->ip_fragrx_overlap =
+ le64_to_cpu(ql_iscsi_stats->ip_fragrx_overlap);
+ host_stats->ip_fragrx_outoforder =
+ le64_to_cpu(ql_iscsi_stats->ip_fragrx_outoforder);
+ host_stats->ip_datagram_reassembly_timeout =
+ le64_to_cpu(ql_iscsi_stats->ip_datagram_reassembly_timeout);
+ host_stats->ipv6tx_packets =
+ le64_to_cpu(ql_iscsi_stats->ipv6_tx_packets);
+ host_stats->ipv6tx_bytes = le64_to_cpu(ql_iscsi_stats->ipv6_tx_bytes);
+ host_stats->ipv6tx_fragments =
+ le64_to_cpu(ql_iscsi_stats->ipv6_tx_fragments);
+ host_stats->ipv6rx_packets =
+ le64_to_cpu(ql_iscsi_stats->ipv6_rx_packets);
+ host_stats->ipv6rx_bytes = le64_to_cpu(ql_iscsi_stats->ipv6_rx_bytes);
+ host_stats->ipv6rx_fragments =
+ le64_to_cpu(ql_iscsi_stats->ipv6_rx_fragments);
+ host_stats->ipv6_datagram_reassembly =
+ le64_to_cpu(ql_iscsi_stats->ipv6_datagram_reassembly);
+ host_stats->ipv6_invalid_address_error =
+ le64_to_cpu(ql_iscsi_stats->ipv6_invalid_address_error);
+ host_stats->ipv6_error_packets =
+ le64_to_cpu(ql_iscsi_stats->ipv6_error_packets);
+ host_stats->ipv6_fragrx_overlap =
+ le64_to_cpu(ql_iscsi_stats->ipv6_fragrx_overlap);
+ host_stats->ipv6_fragrx_outoforder =
+ le64_to_cpu(ql_iscsi_stats->ipv6_fragrx_outoforder);
+ host_stats->ipv6_datagram_reassembly_timeout =
+ le64_to_cpu(ql_iscsi_stats->ipv6_datagram_reassembly_timeout);
+ host_stats->tcptx_segments =
+ le64_to_cpu(ql_iscsi_stats->tcp_tx_segments);
+ host_stats->tcptx_bytes = le64_to_cpu(ql_iscsi_stats->tcp_tx_bytes);
+ host_stats->tcprx_segments =
+ le64_to_cpu(ql_iscsi_stats->tcp_rx_segments);
+ host_stats->tcprx_byte = le64_to_cpu(ql_iscsi_stats->tcp_rx_byte);
+ host_stats->tcp_duplicate_ack_retx =
+ le64_to_cpu(ql_iscsi_stats->tcp_duplicate_ack_retx);
+ host_stats->tcp_retx_timer_expired =
+ le64_to_cpu(ql_iscsi_stats->tcp_retx_timer_expired);
+ host_stats->tcprx_duplicate_ack =
+ le64_to_cpu(ql_iscsi_stats->tcp_rx_duplicate_ack);
+ host_stats->tcprx_pure_ackr =
+ le64_to_cpu(ql_iscsi_stats->tcp_rx_pure_ackr);
+ host_stats->tcptx_delayed_ack =
+ le64_to_cpu(ql_iscsi_stats->tcp_tx_delayed_ack);
+ host_stats->tcptx_pure_ack =
+ le64_to_cpu(ql_iscsi_stats->tcp_tx_pure_ack);
+ host_stats->tcprx_segment_error =
+ le64_to_cpu(ql_iscsi_stats->tcp_rx_segment_error);
+ host_stats->tcprx_segment_outoforder =
+ le64_to_cpu(ql_iscsi_stats->tcp_rx_segment_outoforder);
+ host_stats->tcprx_window_probe =
+ le64_to_cpu(ql_iscsi_stats->tcp_rx_window_probe);
+ host_stats->tcprx_window_update =
+ le64_to_cpu(ql_iscsi_stats->tcp_rx_window_update);
+ host_stats->tcptx_window_probe_persist =
+ le64_to_cpu(ql_iscsi_stats->tcp_tx_window_probe_persist);
+ host_stats->ecc_error_correction =
+ le64_to_cpu(ql_iscsi_stats->ecc_error_correction);
+ host_stats->iscsi_pdu_tx = le64_to_cpu(ql_iscsi_stats->iscsi_pdu_tx);
+ host_stats->iscsi_data_bytes_tx =
+ le64_to_cpu(ql_iscsi_stats->iscsi_data_bytes_tx);
+ host_stats->iscsi_pdu_rx = le64_to_cpu(ql_iscsi_stats->iscsi_pdu_rx);
+ host_stats->iscsi_data_bytes_rx =
+ le64_to_cpu(ql_iscsi_stats->iscsi_data_bytes_rx);
+ host_stats->iscsi_io_completed =
+ le64_to_cpu(ql_iscsi_stats->iscsi_io_completed);
+ host_stats->iscsi_unexpected_io_rx =
+ le64_to_cpu(ql_iscsi_stats->iscsi_unexpected_io_rx);
+ host_stats->iscsi_format_error =
+ le64_to_cpu(ql_iscsi_stats->iscsi_format_error);
+ host_stats->iscsi_hdr_digest_error =
+ le64_to_cpu(ql_iscsi_stats->iscsi_hdr_digest_error);
+ host_stats->iscsi_data_digest_error =
+ le64_to_cpu(ql_iscsi_stats->iscsi_data_digest_error);
+ host_stats->iscsi_sequence_error =
+ le64_to_cpu(ql_iscsi_stats->iscsi_sequence_error);
+exit_host_stats:
+ if (ql_iscsi_stats)
+ dma_free_coherent(&ha->pdev->dev, host_stats_size,
+ ql_iscsi_stats, iscsi_stats_dma);
+
+ ql4_printk(KERN_INFO, ha, "%s: Get host stats done\n",
+ __func__);
+ return ret;
+}
+
static int qla4xxx_get_iface_param(struct iscsi_iface *iface,
enum iscsi_param_type param_type,
int param, char *buf)
--
1.8.2.GIT
--
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