Some commands like FPDMA RECEIVE or NCQ NON DATA can encapsulate
other commands to NCQ transport. So decode the subcmds, too.
Signed-off-by: Hannes Reinecke <hare@xxxxxxxx>
---
drivers/ata/libata-trace.c | 43 +++++++++++++++++++++++++++++++++++++++++++
include/linux/ata.h | 17 +++++++++++++++++
include/trace/events/libata.h | 8 +++++++-
3 files changed, 67 insertions(+), 1 deletion(-)
diff --git a/drivers/ata/libata-trace.c b/drivers/ata/libata-trace.c
index fd30b8c..99ec1e8 100644
--- a/drivers/ata/libata-trace.c
+++ b/drivers/ata/libata-trace.c
@@ -149,3 +149,46 @@ libata_trace_parse_qc_flags(struct trace_seq *p, unsigned int qc_flags)
return ret;
}
+
+const char *
+libata_trace_parse_subcmd(struct trace_seq *p, unsigned char cmd,
+ unsigned char feature, unsigned char hob_nsect)
+{
+ const char *ret = trace_seq_buffer_ptr(p);
+
+ switch (cmd) {
+ case ATA_CMD_FPDMA_RECV:
+ switch (hob_nsect & 0x5f) {
+ case ATA_SUBCMD_FPDMA_RECV_RD_LOG_DMA_EXT:
+ trace_seq_printf(p, " READ_LOG_DMA_EXT");
+ break;
+ }
+ break;
+ case ATA_CMD_FPDMA_SEND:
+ switch (hob_nsect & 0x5f) {
+ case ATA_SUBCMD_FPDMA_SEND_WR_LOG_DMA_EXT:
+ trace_seq_printf(p, " WRITE_LOG_DMA_EXT");
+ break;
+ case ATA_SUBCMD_FPDMA_SEND_DSM:
+ trace_seq_printf(p, " DATASET_MANAGEMENT");
+ break;
+ }
+ break;
+ case ATA_CMD_NCQ_NON_DATA:
+ switch (feature) {
+ case ATA_SUBCMD_NCQ_NON_DATA_ABORT_QUEUE:
+ trace_seq_printf(p, " ABORT_QUEUE");
+ break;
+ case ATA_SUBCMD_NCQ_NON_DATA_SET_FEATURES:
+ trace_seq_printf(p, " SET_FEATURES");
+ break;
+ case ATA_SUBCMD_NCQ_NON_DATA_ZERO_EXT:
+ trace_seq_printf(p, " ZERO_EXT");
+ break;
+ }
+ break;
+ }
+ trace_seq_putc(p, 0);
+
+ return ret;
+}
diff --git a/include/linux/ata.h b/include/linux/ata.h
index b5be5e8..032bb22 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -313,6 +313,11 @@ enum {
ATA_SUBCMD_FPDMA_SEND_DSM = 0x00,
ATA_SUBCMD_FPDMA_SEND_WR_LOG_DMA_EXT = 0x02,
+ /* Subcmds for ATA_CMD_NCQ_NON_DATA */
+ ATA_SUBCMD_NCQ_NON_DATA_ABORT_QUEUE = 0x00,
+ ATA_SUBCMD_NCQ_NON_DATA_SET_FEATURES = 0x05,
+ ATA_SUBCMD_NCQ_NON_DATA_ZERO_EXT = 0x06,
+
/* READ_LOG_EXT pages */
ATA_LOG_DIRECTORY = 0x0,
ATA_LOG_SATA_NCQ = 0x10,
@@ -338,6 +343,18 @@ enum {
ATA_LOG_NCQ_SEND_RECV_WR_LOG_SUPPORTED = (1 << 0),
ATA_LOG_NCQ_SEND_RECV_SIZE = 0x10,
+ /* NCQ Non-Data log */
+ ATA_LOG_NCQ_NON_DATA_SUBCMDS_OFFSET = 0x00,
+ ATA_LOG_NCQ_NON_DATA_ABORT_OFFSET = 0x00,
+ ATA_LOG_NCQ_NON_DATA_ABORT_NCQ = (1 << 0),
+ ATA_LOG_NCQ_NON_DATA_ABORT_ALL = (1 << 1),
+ ATA_LOG_NCQ_NON_DATA_ABORT_STREAMING = (1 << 2),
+ ATA_LOG_NCQ_NON_DATA_ABORT_NON_STREAMING = (1 << 3),
+ ATA_LOG_NCQ_NON_DATA_ABORT_SELECTED = (1 << 4),
+ ATA_LOG_NCQ_NON_DATA_ZAC_MGMT_OFFSET = 0x1C,
+ ATA_LOG_NCQ_NON_DATA_ZAC_MGMT_OUT = (1 << 0),
+ ATA_LOG_NCQ_NON_DATA_SIZE = 0x40,
+
/* READ/WRITE LONG (obsolete) */
ATA_CMD_READ_LONG = 0x22,
ATA_CMD_READ_LONG_ONCE = 0x23,
diff --git a/include/trace/events/libata.h b/include/trace/events/libata.h
index 0168603..318c04b 100644
--- a/include/trace/events/libata.h
+++ b/include/trace/events/libata.h
@@ -140,6 +140,10 @@ const char *libata_trace_parse_eh_err_mask(struct trace_seq *, unsigned int);
const char *libata_trace_parse_qc_flags(struct trace_seq *, unsigned int);
#define __parse_qc_flags(f) libata_trace_parse_qc_flags(p, f)
+const char *libata_trace_parse_subcmd(struct trace_seq *, unsigned char,
+ unsigned char, unsigned char);
+#define __parse_subcmd(c, f, h) libata_trace_parse_subcmd(p, c, f, h)
+
TRACE_EVENT(ata_qc_issue,
TP_PROTO(struct ata_queued_cmd *qc),
@@ -186,11 +190,13 @@ TRACE_EVENT(ata_qc_issue,
__entry->hob_nsect = qc->tf.hob_nsect;
),
- TP_printk("ata_port=%u ata_dev=%u tag=%d proto=%s cmd=%s " \
+ TP_printk("ata_port=%u ata_dev=%u tag=%d proto=%s cmd=%s%s " \
" tf=(%02x/%02x:%02x:%02x:%02x:%02x/%02x:%02x:%02x:%02x:%02x/%02x)",
__entry->ata_port, __entry->ata_dev, __entry->tag,
show_protocol_name(__entry->proto),
show_opcode_name(__entry->cmd),
+ __parse_subcmd(__entry->cmd, __entry->feature,
+ __entry->hob_nsect),
__entry->cmd, __entry->feature, __entry->nsect,
__entry->lbal, __entry->lbam, __entry->lbah,
__entry->hob_feature, __entry->hob_nsect,
--
1.8.5.6
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