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ata: libata: tracepoints for bus-master DMA

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Add tracepoints for bus-master DMA and taskfile related functions.
That allows us to drop the relevant DPRINTK() calls.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
This commit is contained in:
Hannes Reinecke 2021-12-21 08:20:31 +01:00 committed by Damien Le Moal
parent fc914faad6
commit c206a389c9
12 changed files with 201 additions and 97 deletions
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8
drivers/ata/ata_piix.c
View File

@ -77,6 +77,7 @@
#include <scsi/scsi_host.h>
#include <linux/libata.h>
#include <linux/dmi.h>
#include <trace/events/libata.h>
#define DRV_NAME "ata_piix"
#define DRV_VERSION "2.13"
@ -816,10 +817,15 @@ static int piix_sidpr_set_lpm(struct ata_link *link, enum ata_lpm_policy policy,
static bool piix_irq_check(struct ata_port *ap)
{
unsigned char host_stat;
if (unlikely(!ap->ioaddr.bmdma_addr))
return false;
return ap->ops->bmdma_status(ap) & ATA_DMA_INTR;
host_stat = ap->ops->bmdma_status(ap);
trace_ata_bmdma_status(ap, host_stat);
return host_stat & ATA_DMA_INTR;
}
#ifdef CONFIG_PM_SLEEP

6
drivers/ata/libata-core.c
View File

@ -6576,3 +6576,9 @@ void ata_print_version(const struct device *dev, const char *version)
dev_printk(KERN_DEBUG, dev, "version %s\n", version);
}
EXPORT_SYMBOL(ata_print_version);
EXPORT_TRACEPOINT_SYMBOL_GPL(ata_tf_load);
EXPORT_TRACEPOINT_SYMBOL_GPL(ata_exec_command);
EXPORT_TRACEPOINT_SYMBOL_GPL(ata_bmdma_setup);
EXPORT_TRACEPOINT_SYMBOL_GPL(ata_bmdma_start);
EXPORT_TRACEPOINT_SYMBOL_GPL(ata_bmdma_status);

44
drivers/ata/libata-sff.c
View File

@ -18,7 +18,7 @@
#include <linux/module.h>
#include <linux/libata.h>
#include <linux/highmem.h>
#include <trace/events/libata.h>
#include "libata.h"
static struct workqueue_struct *ata_sff_wq;
@ -409,12 +409,6 @@ void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
iowrite8(tf->hob_lbal, ioaddr->lbal_addr);
iowrite8(tf->hob_lbam, ioaddr->lbam_addr);
iowrite8(tf->hob_lbah, ioaddr->lbah_addr);
VPRINTK("hob: feat 0x%X nsect 0x%X, lba 0x%X 0x%X 0x%X\n",
tf->hob_feature,
tf->hob_nsect,
tf->hob_lbal,
tf->hob_lbam,
tf->hob_lbah);
}
if (is_addr) {
@ -423,18 +417,10 @@ void ata_sff_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
iowrite8(tf->lbal, ioaddr->lbal_addr);
iowrite8(tf->lbam, ioaddr->lbam_addr);
iowrite8(tf->lbah, ioaddr->lbah_addr);
VPRINTK("feat 0x%X nsect 0x%X lba 0x%X 0x%X 0x%X\n",
tf->feature,
tf->nsect,
tf->lbal,
tf->lbam,
tf->lbah);
}
if (tf->flags & ATA_TFLAG_DEVICE) {
if (tf->flags & ATA_TFLAG_DEVICE)
iowrite8(tf->device, ioaddr->device_addr);
VPRINTK("device 0x%X\n", tf->device);
}
ata_wait_idle(ap);
}
@ -494,8 +480,6 @@ EXPORT_SYMBOL_GPL(ata_sff_tf_read);
*/
void ata_sff_exec_command(struct ata_port *ap, const struct ata_taskfile *tf)
{
DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);
iowrite8(tf->command, ap->ioaddr.command_addr);
ata_sff_pause(ap);
}
@ -505,6 +489,7 @@ EXPORT_SYMBOL_GPL(ata_sff_exec_command);
* ata_tf_to_host - issue ATA taskfile to host controller
* @ap: port to which command is being issued
* @tf: ATA taskfile register set
* @tag: tag of the associated command
*
* Issues ATA taskfile register set to ATA host controller,
* with proper synchronization with interrupt handler and
@ -514,9 +499,12 @@ EXPORT_SYMBOL_GPL(ata_sff_exec_command);
* spin_lock_irqsave(host lock)
*/
static inline void ata_tf_to_host(struct ata_port *ap,
const struct ata_taskfile *tf)
const struct ata_taskfile *tf,
unsigned int tag)
{
trace_ata_tf_load(ap, tf);
ap->ops->sff_tf_load(ap, tf);
trace_ata_exec_command(ap, tf, tag);
ap->ops->sff_exec_command(ap, tf);
}
@ -768,6 +756,7 @@ static void atapi_send_cdb(struct ata_port *ap, struct ata_queued_cmd *qc)
case ATAPI_PROT_DMA:
ap->hsm_task_state = HSM_ST_LAST;
/* initiate bmdma */
trace_ata_bmdma_start(ap, &qc->tf, qc->tag);
ap->ops->bmdma_start(qc);
break;
#endif /* CONFIG_ATA_BMDMA */
@ -1376,7 +1365,7 @@ unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc)
if (qc->tf.flags & ATA_TFLAG_POLLING)
ata_qc_set_polling(qc);
ata_tf_to_host(ap, &qc->tf);
ata_tf_to_host(ap, &qc->tf, qc->tag);
ap->hsm_task_state = HSM_ST_LAST;
if (qc->tf.flags & ATA_TFLAG_POLLING)
@ -1388,7 +1377,7 @@ unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc)
if (qc->tf.flags & ATA_TFLAG_POLLING)
ata_qc_set_polling(qc);
ata_tf_to_host(ap, &qc->tf);
ata_tf_to_host(ap, &qc->tf, qc->tag);
if (qc->tf.flags & ATA_TFLAG_WRITE) {
/* PIO data out protocol */
@ -1418,7 +1407,7 @@ unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc)
if (qc->tf.flags & ATA_TFLAG_POLLING)
ata_qc_set_polling(qc);
ata_tf_to_host(ap, &qc->tf);
ata_tf_to_host(ap, &qc->tf, qc->tag);
ap->hsm_task_state = HSM_ST_FIRST;
@ -2745,8 +2734,11 @@ unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc)
case ATA_PROT_DMA:
WARN_ON_ONCE(qc->tf.flags & ATA_TFLAG_POLLING);
trace_ata_tf_load(ap, &qc->tf);
ap->ops->sff_tf_load(ap, &qc->tf); /* load tf registers */
trace_ata_bmdma_setup(ap, &qc->tf, qc->tag);
ap->ops->bmdma_setup(qc); /* set up bmdma */
trace_ata_bmdma_start(ap, &qc->tf, qc->tag);
ap->ops->bmdma_start(qc); /* initiate bmdma */
ap->hsm_task_state = HSM_ST_LAST;
break;
@ -2754,7 +2746,9 @@ unsigned int ata_bmdma_qc_issue(struct ata_queued_cmd *qc)
case ATAPI_PROT_DMA:
WARN_ON_ONCE(qc->tf.flags & ATA_TFLAG_POLLING);
trace_ata_tf_load(ap, &qc->tf);
ap->ops->sff_tf_load(ap, &qc->tf); /* load tf registers */
trace_ata_bmdma_setup(ap, &qc->tf, qc->tag);
ap->ops->bmdma_setup(qc); /* set up bmdma */
ap->hsm_task_state = HSM_ST_FIRST;
@ -2795,13 +2789,14 @@ unsigned int ata_bmdma_port_intr(struct ata_port *ap, struct ata_queued_cmd *qc)
if (ap->hsm_task_state == HSM_ST_LAST && ata_is_dma(qc->tf.protocol)) {
/* check status of DMA engine */
host_stat = ap->ops->bmdma_status(ap);
VPRINTK("ata%u: host_stat 0x%X\n", ap->print_id, host_stat);
trace_ata_bmdma_status(ap, host_stat);
/* if it's not our irq... */
if (!(host_stat & ATA_DMA_INTR))
return ata_sff_idle_irq(ap);
/* before we do anything else, clear DMA-Start bit */
trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);
ap->ops->bmdma_stop(qc);
bmdma_stopped = true;
@ -2870,6 +2865,7 @@ void ata_bmdma_error_handler(struct ata_port *ap)
u8 host_stat;
host_stat = ap->ops->bmdma_status(ap);
trace_ata_bmdma_status(ap, host_stat);
/* BMDMA controllers indicate host bus error by
* setting DMA_ERR bit and timing out. As it wasn't
@ -2881,6 +2877,7 @@ void ata_bmdma_error_handler(struct ata_port *ap)
thaw = true;
}
trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);
ap->ops->bmdma_stop(qc);
/* if we're gonna thaw, make sure IRQ is clear */
@ -2914,6 +2911,7 @@ void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc)
if (ata_is_dma(qc->tf.protocol)) {
spin_lock_irqsave(ap->lock, flags);
trace_ata_bmdma_stop(ap, &qc->tf, qc->tag);
ap->ops->bmdma_stop(qc);
spin_unlock_irqrestore(ap->lock, flags);
}

18
drivers/ata/libata-trace.c
View File

@ -38,6 +38,24 @@ libata_trace_parse_status(struct trace_seq *p, unsigned char status)
return ret;
}
const char *
libata_trace_parse_host_stat(struct trace_seq *p, unsigned char host_stat)
{
const char *ret = trace_seq_buffer_ptr(p);
trace_seq_printf(p, "{ ");
if (host_stat & ATA_DMA_INTR)
trace_seq_printf(p, "INTR ");
if (host_stat & ATA_DMA_ERR)
trace_seq_printf(p, "ERR ");
if (host_stat & ATA_DMA_ACTIVE)
trace_seq_printf(p, "ACTIVE ");
trace_seq_putc(p, '}');
trace_seq_putc(p, 0);
return ret;
}
const char *
libata_trace_parse_eh_action(struct trace_seq *p, unsigned int eh_action)
{

3
drivers/ata/pata_arasan_cf.c
View File

@ -39,6 +39,7 @@
#include <linux/spinlock.h>
#include <linux/types.h>
#include <linux/workqueue.h>
#include <trace/events/libata.h>
#define DRIVER_NAME "arasan_cf"
#define TIMEOUT msecs_to_jiffies(3000)
@ -703,9 +704,11 @@ static unsigned int arasan_cf_qc_issue(struct ata_queued_cmd *qc)
case ATA_PROT_DMA:
WARN_ON_ONCE(qc->tf.flags & ATA_TFLAG_POLLING);
trace_ata_tf_load(ap, &qc->tf);
ap->ops->sff_tf_load(ap, &qc->tf);
acdev->dma_status = 0;
acdev->qc = qc;
trace_ata_bmdma_start(ap, &qc->tf, qc->tag);
arasan_cf_dma_start(acdev);
ap->hsm_task_state = HSM_ST_LAST;
break;

18
drivers/ata/pata_octeon_cf.c
View File

@ -19,7 +19,7 @@
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <scsi/scsi_host.h>
#include <trace/events/libata.h>
#include <asm/byteorder.h>
#include <asm/octeon/octeon.h>
@ -514,20 +514,14 @@ static void octeon_cf_exec_command16(struct ata_port *ap,
{
/* The base of the registers is at ioaddr.data_addr. */
void __iomem *base = ap->ioaddr.data_addr;
u16 blob;
u16 blob = 0;
if (tf->flags & ATA_TFLAG_DEVICE) {
VPRINTK("device 0x%X\n", tf->device);
if (tf->flags & ATA_TFLAG_DEVICE)
blob = tf->device;
} else {
blob = 0;
}
DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);
blob |= (tf->command << 8);
__raw_writew(blob, base + 6);
ata_wait_idle(ap);
}
@ -541,12 +535,10 @@ static void octeon_cf_dma_setup(struct ata_queued_cmd *qc)
struct octeon_cf_port *cf_port;
cf_port = ap->private_data;
DPRINTK("ENTER\n");
/* issue r/w command */
qc->cursg = qc->sg;
cf_port->dma_finished = 0;
ap->ops->sff_exec_command(ap, &qc->tf);
DPRINTK("EXIT\n");
}
/**
@ -699,6 +691,7 @@ static irqreturn_t octeon_cf_interrupt(int irq, void *dev_instance)
if (!sg_is_last(qc->cursg)) {
qc->cursg = sg_next(qc->cursg);
handled = 1;
trace_ata_bmdma_start(ap, &qc->tf, qc->tag);
octeon_cf_dma_start(qc);
continue;
} else {
@ -798,8 +791,11 @@ static unsigned int octeon_cf_qc_issue(struct ata_queued_cmd *qc)
case ATA_PROT_DMA:
WARN_ON(qc->tf.flags & ATA_TFLAG_POLLING);
trace_ata_tf_load(ap, &qc->tf);
ap->ops->sff_tf_load(ap, &qc->tf); /* load tf registers */
trace_ata_bmdma_setup(ap, &qc->tf, qc->tag);
octeon_cf_dma_setup(qc); /* set up dma */
trace_ata_bmdma_start(ap, &qc->tf, qc->tag);
octeon_cf_dma_start(qc); /* initiate dma */
ap->hsm_task_state = HSM_ST_LAST;
break;

2
drivers/ata/pata_pdc202xx_old.c
View File

@ -38,8 +38,6 @@ static int pdc2026x_cable_detect(struct ata_port *ap)
static void pdc202xx_exec_command(struct ata_port *ap,
const struct ata_taskfile *tf)
{
DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);
iowrite8(tf->command, ap->ioaddr.command_addr);
ndelay(400);
}

1
drivers/ata/pata_sil680.c
View File

@ -212,7 +212,6 @@ static void sil680_set_dmamode(struct ata_port *ap, struct ata_device *adev)
static void sil680_sff_exec_command(struct ata_port *ap,
const struct ata_taskfile *tf)
{
DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);
iowrite8(tf->command, ap->ioaddr.command_addr);
ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
}

59
drivers/ata/sata_dwc_460ex.c
View File

@ -34,6 +34,7 @@
#include <linux/phy/phy.h>
#include <linux/libata.h>
#include <linux/slab.h>
#include <trace/events/libata.h>
#include "libata.h"
@ -295,6 +296,7 @@ static const char *get_prot_descript(u8 protocol)
}
}
#ifdef DEBUG_NCQ
static const char *get_dma_dir_descript(int dma_dir)
{
switch ((enum dma_data_direction)dma_dir) {
@ -308,21 +310,7 @@ static const char *get_dma_dir_descript(int dma_dir)
return "none";
}
}
static void sata_dwc_tf_dump(struct ata_port *ap, struct ata_taskfile *tf)
{
dev_vdbg(ap->dev,
"taskfile cmd: 0x%02x protocol: %s flags: 0x%lx device: %x\n",
tf->command, get_prot_descript(tf->protocol), tf->flags,
tf->device);
dev_vdbg(ap->dev,
"feature: 0x%02x nsect: 0x%x lbal: 0x%x lbam: 0x%x lbah: 0x%x\n",
tf->feature, tf->nsect, tf->lbal, tf->lbam, tf->lbah);
dev_vdbg(ap->dev,
"hob_feature: 0x%02x hob_nsect: 0x%x hob_lbal: 0x%x hob_lbam: 0x%x hob_lbah: 0x%x\n",
tf->hob_feature, tf->hob_nsect, tf->hob_lbal, tf->hob_lbam,
tf->hob_lbah);
}
#endif
static void dma_dwc_xfer_done(void *hsdev_instance)
{
@ -551,6 +539,7 @@ static irqreturn_t sata_dwc_isr(int irq, void *dev_instance)
* active tag. It is the tag that matches the command about to
* be completed.
*/
trace_ata_bmdma_start(ap, &qc->tf, tag);
qc->ap->link.active_tag = tag;
sata_dwc_bmdma_start_by_tag(qc, tag);
@ -978,9 +967,6 @@ static void sata_dwc_exec_command_by_tag(struct ata_port *ap,
{
struct sata_dwc_device_port *hsdevp = HSDEVP_FROM_AP(ap);
dev_dbg(ap->dev, "%s cmd(0x%02x): %s tag=%d\n", __func__, tf->command,
ata_get_cmd_descript(tf->command), tag);
hsdevp->cmd_issued[tag] = cmd_issued;
/*
@ -1003,12 +989,9 @@ static void sata_dwc_bmdma_setup(struct ata_queued_cmd *qc)
{
u8 tag = qc->hw_tag;
if (ata_is_ncq(qc->tf.protocol)) {
dev_dbg(qc->ap->dev, "%s: ap->link.sactive=0x%08x tag=%d\n",
__func__, qc->ap->link.sactive, tag);
} else {
if (!ata_is_ncq(qc->tf.protocol))
tag = 0;
}
sata_dwc_bmdma_setup_by_tag(qc, tag);
}
@ -1035,12 +1018,6 @@ static void sata_dwc_bmdma_start_by_tag(struct ata_queued_cmd *qc, u8 tag)
start_dma = 0;
}
dev_dbg(ap->dev,
"%s qc=%p tag: %x cmd: 0x%02x dma_dir: %s start_dma? %x\n",
__func__, qc, tag, qc->tf.command,
get_dma_dir_descript(qc->dma_dir), start_dma);
sata_dwc_tf_dump(ap, &qc->tf);
if (start_dma) {
sata_dwc_scr_read(&ap->link, SCR_ERROR, &reg);
if (reg & SATA_DWC_SERROR_ERR_BITS) {
@ -1065,13 +1042,9 @@ static void sata_dwc_bmdma_start(struct ata_queued_cmd *qc)
{
u8 tag = qc->hw_tag;
if (ata_is_ncq(qc->tf.protocol)) {
dev_dbg(qc->ap->dev, "%s: ap->link.sactive=0x%08x tag=%d\n",
__func__, qc->ap->link.sactive, tag);
} else {
if (!ata_is_ncq(qc->tf.protocol))
tag = 0;
}
dev_dbg(qc->ap->dev, "%s\n", __func__);
sata_dwc_bmdma_start_by_tag(qc, tag);
}
@ -1082,16 +1055,6 @@ static unsigned int sata_dwc_qc_issue(struct ata_queued_cmd *qc)
struct ata_port *ap = qc->ap;
struct sata_dwc_device_port *hsdevp = HSDEVP_FROM_AP(ap);
#ifdef DEBUG_NCQ
if (qc->hw_tag > 0 || ap->link.sactive > 1)
dev_info(ap->dev,
"%s ap id=%d cmd(0x%02x)=%s qc tag=%d prot=%s ap active_tag=0x%08x ap sactive=0x%08x\n",
__func__, ap->print_id, qc->tf.command,
ata_get_cmd_descript(qc->tf.command),
qc->hw_tag, get_prot_descript(qc->tf.protocol),
ap->link.active_tag, ap->link.sactive);
#endif
if (!ata_is_ncq(qc->tf.protocol))
tag = 0;
@ -1108,11 +1071,9 @@ static unsigned int sata_dwc_qc_issue(struct ata_queued_cmd *qc)
sactive |= (0x00000001 << tag);
sata_dwc_scr_write(&ap->link, SCR_ACTIVE, sactive);
dev_dbg(qc->ap->dev,
"%s: tag=%d ap->link.sactive = 0x%08x sactive=0x%08x\n",
__func__, tag, qc->ap->link.sactive, sactive);
trace_ata_tf_load(ap, &qc->tf);
ap->ops->sff_tf_load(ap, &qc->tf);
trace_ata_exec_command(ap, &qc->tf, tag);
sata_dwc_exec_command_by_tag(ap, &qc->tf, tag,
SATA_DWC_CMD_ISSUED_PEND);
} else {

12
drivers/ata/sata_nv.c
View File

@ -31,6 +31,7 @@
#include <scsi/scsi_host.h>
#include <scsi/scsi_device.h>
#include <linux/libata.h>
#include <trace/events/libata.h>
#define DRV_NAME "sata_nv"
#define DRV_VERSION "3.5"
@ -1434,8 +1435,6 @@ static unsigned int nv_adma_qc_issue(struct ata_queued_cmd *qc)
writew(qc->hw_tag, mmio + NV_ADMA_APPEND);
DPRINTK("Issued tag %u\n", qc->hw_tag);
return 0;
}
@ -2013,19 +2012,17 @@ static unsigned int nv_swncq_issue_atacmd(struct ata_port *ap,
if (qc == NULL)
return 0;
DPRINTK("Enter\n");
writel((1 << qc->hw_tag), pp->sactive_block);
pp->last_issue_tag = qc->hw_tag;
pp->dhfis_bits &= ~(1 << qc->hw_tag);
pp->dmafis_bits &= ~(1 << qc->hw_tag);
pp->qc_active |= (0x1 << qc->hw_tag);
trace_ata_tf_load(ap, &qc->tf);
ap->ops->sff_tf_load(ap, &qc->tf); /* load tf registers */
trace_ata_exec_command(ap, &qc->tf, qc->hw_tag);
ap->ops->sff_exec_command(ap, &qc->tf);
DPRINTK("Issued tag %u\n", qc->hw_tag);
return 0;
}
@ -2037,8 +2034,6 @@ static unsigned int nv_swncq_qc_issue(struct ata_queued_cmd *qc)
if (qc->tf.protocol != ATA_PROT_NCQ)
return ata_bmdma_qc_issue(qc);
DPRINTK("Enter\n");
if (!pp->qc_active)
nv_swncq_issue_atacmd(ap, qc);
else
@ -2083,6 +2078,7 @@ static int nv_swncq_sdbfis(struct ata_port *ap)
u8 lack_dhfis = 0;
host_stat = ap->ops->bmdma_status(ap);
trace_ata_bmdma_status(ap, host_stat);
if (unlikely(host_stat & ATA_DMA_ERR)) {
/* error when transferring data to/from memory */
ata_ehi_clear_desc(ehi);

2
drivers/ata/sata_rcar.c
View File

@ -436,8 +436,6 @@ static void sata_rcar_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
static void sata_rcar_exec_command(struct ata_port *ap,
const struct ata_taskfile *tf)
{
DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);
iowrite32(tf->command, ap->ioaddr.command_addr);
ata_sff_pause(ap);
}

125
include/trace/events/libata.h
View File

@ -151,6 +151,9 @@
const char *libata_trace_parse_status(struct trace_seq*, unsigned char);
#define __parse_status(s) libata_trace_parse_status(p, s)
const char *libata_trace_parse_host_stat(struct trace_seq *, unsigned char);
#define __parse_host_stat(s) libata_trace_parse_host_stat(p, s)
const char *libata_trace_parse_eh_action(struct trace_seq *, unsigned int);
#define __parse_eh_action(a) libata_trace_parse_eh_action(p, a)
@ -299,6 +302,128 @@ DEFINE_EVENT(ata_qc_complete_template, ata_qc_complete_done,
TP_PROTO(struct ata_queued_cmd *qc),
TP_ARGS(qc));
TRACE_EVENT(ata_tf_load,
TP_PROTO(struct ata_port *ap, const struct ata_taskfile *tf),
TP_ARGS(ap, tf),
TP_STRUCT__entry(
__field( unsigned int, ata_port )
__field( unsigned char, cmd )
__field( unsigned char, dev )
__field( unsigned char, lbal )
__field( unsigned char, lbam )
__field( unsigned char, lbah )
__field( unsigned char, nsect )
__field( unsigned char, feature )
__field( unsigned char, hob_lbal )
__field( unsigned char, hob_lbam )
__field( unsigned char, hob_lbah )
__field( unsigned char, hob_nsect )
__field( unsigned char, hob_feature )
__field( unsigned char, proto )
),
TP_fast_assign(
__entry->ata_port = ap->print_id;
__entry->proto = tf->protocol;
__entry->cmd = tf->command;
__entry->dev = tf->device;
__entry->lbal = tf->lbal;
__entry->lbam = tf->lbam;
__entry->lbah = tf->lbah;
__entry->hob_lbal = tf->hob_lbal;
__entry->hob_lbam = tf->hob_lbam;
__entry->hob_lbah = tf->hob_lbah;
__entry->feature = tf->feature;
__entry->hob_feature = tf->hob_feature;
__entry->nsect = tf->nsect;
__entry->hob_nsect = tf->hob_nsect;
),
TP_printk("ata_port=%u proto=%s cmd=%s%s " \
" tf=(%02x/%02x:%02x:%02x:%02x:%02x/%02x:%02x:%02x:%02x:%02x/%02x)",
__entry->ata_port,
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,
__entry->hob_lbal, __entry->hob_lbam, __entry->hob_lbah,
__entry->dev)
);
DECLARE_EVENT_CLASS(ata_exec_command_template,
TP_PROTO(struct ata_port *ap, const struct ata_taskfile *tf, unsigned int tag),
TP_ARGS(ap, tf, tag),
TP_STRUCT__entry(
__field( unsigned int, ata_port )
__field( unsigned int, tag )
__field( unsigned char, cmd )
__field( unsigned char, feature )
__field( unsigned char, hob_nsect )
__field( unsigned char, proto )
),
TP_fast_assign(
__entry->ata_port = ap->print_id;
__entry->tag = tag;
__entry->proto = tf->protocol;
__entry->cmd = tf->command;
__entry->feature = tf->feature;
__entry->hob_nsect = tf->hob_nsect;
),
TP_printk("ata_port=%u tag=%d proto=%s cmd=%s%s",
__entry->ata_port, __entry->tag,
show_protocol_name(__entry->proto),
show_opcode_name(__entry->cmd),
__parse_subcmd(__entry->cmd, __entry->feature, __entry->hob_nsect))
);
DEFINE_EVENT(ata_exec_command_template, ata_exec_command,
TP_PROTO(struct ata_port *ap, const struct ata_taskfile *tf, unsigned int tag),
TP_ARGS(ap, tf, tag));
DEFINE_EVENT(ata_exec_command_template, ata_bmdma_setup,
TP_PROTO(struct ata_port *ap, const struct ata_taskfile *tf, unsigned int tag),
TP_ARGS(ap, tf, tag));
DEFINE_EVENT(ata_exec_command_template, ata_bmdma_start,
TP_PROTO(struct ata_port *ap, const struct ata_taskfile *tf, unsigned int tag),
TP_ARGS(ap, tf, tag));
DEFINE_EVENT(ata_exec_command_template, ata_bmdma_stop,
TP_PROTO(struct ata_port *ap, const struct ata_taskfile *tf, unsigned int tag),
TP_ARGS(ap, tf, tag));
TRACE_EVENT(ata_bmdma_status,
TP_PROTO(struct ata_port *ap, unsigned int host_stat),
TP_ARGS(ap, host_stat),
TP_STRUCT__entry(
__field( unsigned int, ata_port )
__field( unsigned int, tag )
__field( unsigned char, host_stat )
),
TP_fast_assign(
__entry->ata_port = ap->print_id;
__entry->host_stat = host_stat;
),
TP_printk("ata_port=%u host_stat=%s",
__entry->ata_port,
__parse_host_stat(__entry->host_stat))
);
TRACE_EVENT(ata_eh_link_autopsy,
TP_PROTO(struct ata_device *dev, unsigned int eh_action, unsigned int eh_err_mask),