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octeontx2-pf: Add tracepoints for PF/VF mailbox

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With tracepoints support present in the mailbox
code this patch adds tracepoints in PF and VF drivers
at places where mailbox messages are allocated,
sent and at message interrupts.

Signed-off-by: Subbaraya Sundeep <sbhatta@marvell.com>
Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Subbaraya Sundeep 2020-09-22 08:27:05 +05:30 committed by David S. Miller
parent 49142d1236
commit 31a9746062
3 changed files with 10 additions and 0 deletions
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2
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h
View File

@ -20,6 +20,7 @@
#include <mbox.h>
#include "otx2_reg.h"
#include "otx2_txrx.h"
#include <rvu_trace.h>
/* PCI device IDs */
#define PCI_DEVID_OCTEONTX2_RVU_PF 0xA063
@ -523,6 +524,7 @@ static struct _req_type __maybe_unused \
return NULL; \
req->hdr.sig = OTX2_MBOX_REQ_SIG; \
req->hdr.id = _id; \
trace_otx2_msg_alloc(mbox->mbox.pdev, _id, sizeof(*req)); \
return req; \
}

6
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
View File

@ -22,6 +22,7 @@
#include "otx2_txrx.h"
#include "otx2_struct.h"
#include "otx2_ptp.h"
#include <rvu_trace.h>
#define DRV_NAME "octeontx2-nicpf"
#define DRV_STRING "Marvell OcteonTX2 NIC Physical Function Driver"
@ -558,6 +559,8 @@ static irqreturn_t otx2_pfvf_mbox_intr_handler(int irq, void *pf_irq)
otx2_queue_work(mbox, pf->mbox_pfvf_wq, 0, vfs, intr, TYPE_PFVF);
trace_otx2_msg_interrupt(mbox->mbox.pdev, "VF(s) to PF", intr);
return IRQ_HANDLED;
}
@ -940,6 +943,9 @@ static irqreturn_t otx2_pfaf_mbox_intr_handler(int irq, void *pf_irq)
otx2_write64(pf, RVU_PF_INT, BIT_ULL(0));
mbox = &pf->mbox;
trace_otx2_msg_interrupt(mbox->mbox.pdev, "AF to PF", BIT_ULL(0));
otx2_queue_work(mbox, pf->mbox_wq, 0, 1, 1, TYPE_PFAF);
return IRQ_HANDLED;

2
drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c
View File

@ -187,6 +187,8 @@ static irqreturn_t otx2vf_vfaf_mbox_intr_handler(int irq, void *vf_irq)
mdev = &mbox->dev[0];
otx2_sync_mbox_bbuf(mbox, 0);
trace_otx2_msg_interrupt(mbox->pdev, "PF to VF", BIT_ULL(0));
hdr = (struct mbox_hdr *)(mdev->mbase + mbox->rx_start);
if (hdr->num_msgs) {
vf->mbox.num_msgs = hdr->num_msgs;