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xen/pt: Log xen_host_pci_get in two init functions

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To help with troubleshooting in the field.

Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
This commit is contained in:
Konrad Rzeszutek Wilk 2015-06-24 17:18:26 -04:00 committed by Stefano Stabellini
parent e2779de053
commit ea6c50f99d
1 changed files with 9 additions and 0 deletions
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9
hw/xen/xen_pt_config_init.c
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@ -1828,6 +1828,8 @@ static int xen_pt_ptr_reg_init(XenPCIPassthroughState *s,
rc = xen_host_pci_get_byte(&s->real_device, rc = xen_host_pci_get_byte(&s->real_device,
reg_field + PCI_CAP_LIST_ID, &cap_id); reg_field + PCI_CAP_LIST_ID, &cap_id);
if (rc) { if (rc) {
XEN_PT_ERR(&s->dev, "Failed to read capability @0x%x (rc:%d)\n",
reg_field + PCI_CAP_LIST_ID, rc);
return rc; return rc;
} }
if (xen_pt_emu_reg_grps[i].grp_id == cap_id) { if (xen_pt_emu_reg_grps[i].grp_id == cap_id) {
@ -2037,6 +2039,9 @@ int xen_pt_config_init(XenPCIPassthroughState *s)
reg_grp_offset, reg_grp_offset,
&reg_grp_entry->size); &reg_grp_entry->size);
if (rc < 0) { if (rc < 0) {
XEN_PT_LOG(&s->dev, "Failed to initialize %d/%ld, type=0x%x, rc:%d\n",
i, ARRAY_SIZE(xen_pt_emu_reg_grps),
xen_pt_emu_reg_grps[i].grp_type, rc);
xen_pt_config_delete(s); xen_pt_config_delete(s);
return rc; return rc;
} }
@ -2051,6 +2056,10 @@ int xen_pt_config_init(XenPCIPassthroughState *s)
/* initialize capability register */ /* initialize capability register */
rc = xen_pt_config_reg_init(s, reg_grp_entry, regs); rc = xen_pt_config_reg_init(s, reg_grp_entry, regs);
if (rc < 0) { if (rc < 0) {
XEN_PT_LOG(&s->dev, "Failed to initialize %d/%ld reg 0x%x in grp_type=0x%x (%d/%ld), rc=%d\n",
j, ARRAY_SIZE(xen_pt_emu_reg_grps[i].emu_regs),
regs->offset, xen_pt_emu_reg_grps[i].grp_type,
i, ARRAY_SIZE(xen_pt_emu_reg_grps), rc);
xen_pt_config_delete(s); xen_pt_config_delete(s);
return rc; return rc;
} }