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hw/pvrdma: Collect debugging statistics

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Add counters to enable enhance debugging

Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
Message-Id: <1552300155-25216-5-git-send-email-yuval.shaia@oracle.com>
Reviewed-by: Kamal Heib <kamalheib1@gmail.com>
Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
This commit is contained in:
Yuval Shaia 2019-03-11 03:29:08 -07:00 • committed by Marcel Apfelbaum
parent 2cfa953009
commit c2dd117b38
6 changed files with 106 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

10
hw/rdma/vmw/pvrdma.h
View file

@ -70,6 +70,14 @@ typedef struct DSRInfo {
PvrdmaRing cq;
} DSRInfo;
typedef struct PVRDMADevStats {
uint64_t commands;
uint64_t regs_reads;
uint64_t regs_writes;
uint64_t uar_writes;
uint64_t interrupts;
} PVRDMADevStats;
typedef struct PVRDMADev {
PCIDevice parent_obj;
MemoryRegion msix;
@ -89,6 +97,7 @@ typedef struct PVRDMADev {
CharBackend mad_chr;
VMXNET3State *func0;
Notifier shutdown_notifier;
PVRDMADevStats stats;
} PVRDMADev;
#define PVRDMA_DEV(dev) OBJECT_CHECK(PVRDMADev, (dev), PVRDMA_HW_NAME)
@ -123,6 +132,7 @@ static inline void post_interrupt(PVRDMADev *dev, unsigned vector)
PCIDevice *pci_dev = PCI_DEVICE(dev);
if (likely(!dev->interrupt_mask)) {
dev->stats.interrupts++;
msix_notify(pci_dev, vector);
}
}

2
hw/rdma/vmw/pvrdma_cmd.c
View file

@ -651,6 +651,8 @@ int pvrdma_exec_cmd(PVRDMADev *dev)
trace_pvrdma_exec_cmd(dsr_info->req->hdr.cmd, dsr_info->rsp->hdr.err);
dev->stats.commands++;
out:
set_reg_val(dev, PVRDMA_REG_ERR, err);
post_interrupt(dev, INTR_VEC_CMD_RING);

8
hw/rdma/vmw/pvrdma_main.c
View file

@ -337,6 +337,8 @@ static uint64_t pvrdma_regs_read(void *opaque, hwaddr addr, unsigned size)
PVRDMADev *dev = opaque;
uint32_t val;
dev->stats.regs_reads++;
if (get_reg_val(dev, addr, &val)) {
rdma_error_report("Failed to read REG value from address 0x%x",
(uint32_t)addr);
@ -353,6 +355,8 @@ static void pvrdma_regs_write(void *opaque, hwaddr addr, uint64_t val,
{
PVRDMADev *dev = opaque;
dev->stats.regs_writes++;
if (set_reg_val(dev, addr, val)) {
rdma_error_report("Failed to set REG value, addr=0x%"PRIx64 ", val=0x%"PRIx64,
addr, val);
@ -421,6 +425,8 @@ static void pvrdma_uar_write(void *opaque, hwaddr addr, uint64_t val,
{
PVRDMADev *dev = opaque;
dev->stats.uar_writes++;
switch (addr & 0xFFF) { /* Mask with 0xFFF as each UC gets page */
case PVRDMA_UAR_QP_OFFSET:
if (val & PVRDMA_UAR_QP_SEND) {
@ -612,6 +618,8 @@ static void pvrdma_realize(PCIDevice *pdev, Error **errp)
goto out;
}
memset(&dev->stats, 0, sizeof(dev->stats));
dev->shutdown_notifier.notify = pvrdma_shutdown_notifier;
qemu_register_shutdown_notifier(&dev->shutdown_notifier);