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-rw-r--r--src/vnet/devices/virtio/cli.c12
-rw-r--r--src/vnet/devices/virtio/pci.c92
-rw-r--r--src/vnet/devices/virtio/pci.h21
-rw-r--r--src/vnet/devices/virtio/virtio.h3
4 files changed, 97 insertions, 31 deletions
diff --git a/src/vnet/devices/virtio/cli.c b/src/vnet/devices/virtio/cli.c
index 82dc5a117b8..d006524c71d 100644
--- a/src/vnet/devices/virtio/cli.c
+++ b/src/vnet/devices/virtio/cli.c
@@ -79,7 +79,7 @@ virtio_pci_delete_command_fn (vlib_main_t * vm, unformat_input_t * input,
unformat_input_t _line_input, *line_input = &_line_input;
u32 sw_if_index = ~0;
vnet_hw_interface_t *hw;
- virtio_main_t *vmxm = &virtio_main;
+ virtio_main_t *vim = &virtio_main;
virtio_if_t *vif;
vnet_main_t *vnm = vnet_get_main ();
@@ -108,7 +108,7 @@ virtio_pci_delete_command_fn (vlib_main_t * vm, unformat_input_t * input,
if (hw == NULL || virtio_device_class.index != hw->dev_class_index)
return clib_error_return (0, "not a virtio interface");
- vif = pool_elt_at_index (vmxm->interfaces, hw->dev_instance);
+ vif = pool_elt_at_index (vim->interfaces, hw->dev_instance);
if (virtio_pci_delete_if (vm, vif) < 0)
return clib_error_return (0, "not a virtio pci interface");
@@ -129,7 +129,7 @@ static clib_error_t *
show_virtio_pci_fn (vlib_main_t * vm, unformat_input_t * input,
vlib_cli_command_t * cmd)
{
- virtio_main_t *vmxm = &virtio_main;
+ virtio_main_t *vim = &virtio_main;
vnet_main_t *vnm = &vnet_main;
virtio_if_t *vif;
clib_error_t *error = 0;
@@ -165,13 +165,13 @@ show_virtio_pci_fn (vlib_main_t * vm, unformat_input_t * input,
if (vec_len (hw_if_indices) == 0)
{
- pool_foreach (vif, vmxm->interfaces,
+ pool_foreach (vif, vim->interfaces,
vec_add1 (hw_if_indices, vif->hw_if_index);
);
}
else if (show_device_config)
{
- vif = pool_elt_at_index (vmxm->interfaces, hi->dev_instance);
+ vif = pool_elt_at_index (vim->interfaces, hi->dev_instance);
if (vif->type == VIRTIO_IF_TYPE_PCI)
debug_device_config_space (vm, vif);
}
@@ -194,6 +194,8 @@ VLIB_CLI_COMMAND (show_virtio_pci_command, static) = {
clib_error_t *
virtio_pci_cli_init (vlib_main_t * vm)
{
+ virtio_main_t *vim = &virtio_main;
+ vim->log_default = vlib_log_register_class ("virtio-pci", 0);
return 0;
}
diff --git a/src/vnet/devices/virtio/pci.c b/src/vnet/devices/virtio/pci.c
index 63c8c54fdad..531a7fb26f6 100644
--- a/src/vnet/devices/virtio/pci.c
+++ b/src/vnet/devices/virtio/pci.c
@@ -306,9 +306,9 @@ static void
virtio_pci_irq_0_handler (vlib_main_t * vm, vlib_pci_dev_handle_t h, u16 line)
{
vnet_main_t *vnm = vnet_get_main ();
- virtio_main_t *vmxm = &virtio_main;
+ virtio_main_t *vim = &virtio_main;
uword pd = vlib_pci_get_private_data (vm, h);
- virtio_if_t *vif = pool_elt_at_index (vmxm->interfaces, pd);
+ virtio_if_t *vif = pool_elt_at_index (vim->interfaces, pd);
u16 qid = line;
vnet_device_input_set_interrupt_pending (vnm, vif->hw_if_index, qid);
@@ -318,9 +318,9 @@ static void
virtio_pci_irq_1_handler (vlib_main_t * vm, vlib_pci_dev_handle_t h, u16 line)
{
vnet_main_t *vnm = vnet_get_main ();
- virtio_main_t *vmxm = &virtio_main;
+ virtio_main_t *vim = &virtio_main;
uword pd = vlib_pci_get_private_data (vm, h);
- virtio_if_t *vif = pool_elt_at_index (vmxm->interfaces, pd);
+ virtio_if_t *vif = pool_elt_at_index (vim->interfaces, pd);
if (virtio_pci_is_link_up (vm, vif) & VIRTIO_NET_S_LINK_UP)
{
@@ -338,9 +338,9 @@ virtio_pci_irq_1_handler (vlib_main_t * vm, vlib_pci_dev_handle_t h, u16 line)
static void
virtio_pci_irq_handler (vlib_main_t * vm, vlib_pci_dev_handle_t h)
{
- virtio_main_t *vmxm = &virtio_main;
+ virtio_main_t *vim = &virtio_main;
uword pd = vlib_pci_get_private_data (vm, h);
- virtio_if_t *vif = pool_elt_at_index (vmxm->interfaces, pd);
+ virtio_if_t *vif = pool_elt_at_index (vim->interfaces, pd);
u8 isr = 0;
u16 line = 0;
@@ -592,6 +592,7 @@ clib_error_t *
virtio_pci_read_caps (vlib_main_t * vm, virtio_if_t * vif)
{
clib_error_t *error = 0;
+ virtio_main_t *vim = &virtio_main;
struct virtio_pci_cap cap;
u8 pos, common_cfg = 0, notify_base = 0, dev_cfg = 0, isr = 0;
vlib_pci_dev_handle_t h = vif->pci_dev_handle;
@@ -625,8 +626,8 @@ virtio_pci_read_caps (vlib_main_t * vm, virtio_if_t * vif)
if (cap.cap_vndr != PCI_CAP_ID_VNDR)
{
- clib_warning ("[%2x] skipping non VNDR cap id: %2x", pos,
- cap.cap_vndr);
+ virtio_log_debug (vim, vif, "[%2x] %s %2x ", pos,
+ "skipping non VNDR cap id:", cap.cap_vndr);
goto next;
}
@@ -651,11 +652,12 @@ virtio_pci_read_caps (vlib_main_t * vm, virtio_if_t * vif)
if (common_cfg == 0 || notify_base == 0 || dev_cfg == 0 || isr == 0)
{
- clib_warning ("no modern virtio pci device found");
+ virtio_log_debug (vim, vif, "legacy virtio pci device found");
return error;
}
- return clib_error_return (error, "modern virtio pci device found");
+ virtio_log_debug (vim, vif, "modern virtio pci device found");
+ return error;
}
static clib_error_t *
@@ -725,7 +727,7 @@ void
virtio_pci_create_if (vlib_main_t * vm, virtio_pci_create_if_args_t * args)
{
vnet_main_t *vnm = vnet_get_main ();
- virtio_main_t *vmxm = &virtio_main;
+ virtio_main_t *vim = &virtio_main;
virtio_if_t *vif;
vlib_pci_dev_handle_t h;
clib_error_t *error = 0;
@@ -743,23 +745,29 @@ virtio_pci_create_if (vlib_main_t * vm, virtio_pci_create_if_args_t * args)
clib_error_return (error,
"queue size must be <= 4096, >= 64, "
"and multiples of 64");
+ vlib_log (VLIB_LOG_LEVEL_ERR, vim->log_default, "%U: %s",
+ format_vlib_pci_addr, &args->addr,
+ "queue size must be <= 4096, >= 64, and multiples of 64");
return;
}
/* *INDENT-OFF* */
- pool_foreach (vif, vmxm->interfaces, ({
+ pool_foreach (vif, vim->interfaces, ({
if (vif->pci_addr.as_u32 == args->addr)
{
args->rv = VNET_API_ERROR_INVALID_VALUE;
args->error =
clib_error_return (error, "PCI address in use");
+ vlib_log (VLIB_LOG_LEVEL_ERR, vim->log_default, "%U: %s",
+ format_vlib_pci_addr, &args->addr,
+ " PCI address in use");
return;
}
}));
/* *INDENT-ON* */
- pool_get (vmxm->interfaces, vif);
- vif->dev_instance = vif - vmxm->interfaces;
+ pool_get (vim->interfaces, vif);
+ vif->dev_instance = vif - vim->interfaces;
vif->per_interface_next_index = ~0;
vif->pci_addr.as_u32 = args->addr;
@@ -774,37 +782,61 @@ virtio_pci_create_if (vlib_main_t * vm, virtio_pci_create_if_args_t * args)
vlib_pci_device_open (vm, (vlib_pci_addr_t *) & vif->pci_addr,
virtio_pci_device_ids, &h)))
{
- pool_put (vmxm->interfaces, vif);
+ pool_put (vim->interfaces, vif);
args->rv = VNET_API_ERROR_INVALID_INTERFACE;
args->error =
clib_error_return (error, "pci-addr %U", format_vlib_pci_addr,
&vif->pci_addr);
+ vlib_log (VLIB_LOG_LEVEL_ERR, vim->log_default, "%U: %s",
+ format_vlib_pci_addr, &vif->pci_addr,
+ "error encountered on pci device open");
return;
}
vif->pci_dev_handle = h;
vlib_pci_set_private_data (vm, h, vif->dev_instance);
if ((error = vlib_pci_bus_master_enable (vm, h)))
- goto error;
+ {
+ virtio_log_error (vim, vif,
+ "error encountered on pci bus master enable");
+ goto error;
+ }
if ((error = vlib_pci_io_region (vm, h, 0)))
- goto error;
+ {
+ virtio_log_error (vim, vif, "error encountered on pci io region");
+ goto error;
+ }
if ((error = virtio_pci_device_init (vm, vif, args)))
- goto error;
+ {
+ virtio_log_error (vim, vif, "error encountered on device init");
+ goto error;
+ }
if (msix_enabled == VIRTIO_MSIX_ENABLED)
{
if ((error = vlib_pci_register_msix_handler (vm, h, 0, 1,
&virtio_pci_irq_0_handler)))
- goto error;
-
+ {
+ virtio_log_error (vim, vif,
+ "error encountered on pci register msix handler 0");
+ goto error;
+ }
if ((error = vlib_pci_register_msix_handler (vm, h, 1, 1,
&virtio_pci_irq_1_handler)))
- goto error;
+ {
+ virtio_log_error (vim, vif,
+ "error encountered on pci register msix handler 1");
+ goto error;
+ }
if ((error = vlib_pci_enable_msix_irq (vm, h, 0, 2)))
- goto error;
+ {
+ virtio_log_error (vim, vif,
+ "error encountered on pci enable msix irq");
+ goto error;
+ }
}
else
{
@@ -812,7 +844,11 @@ virtio_pci_create_if (vlib_main_t * vm, virtio_pci_create_if_args_t * args)
}
if ((error = vlib_pci_intr_enable (vm, h)))
- goto error;
+ {
+ virtio_log_error (vim, vif,
+ "error encountered on pci interrupt enable");
+ goto error;
+ }
vif->type = VIRTIO_IF_TYPE_PCI;
/* create interface */
@@ -822,7 +858,11 @@ virtio_pci_create_if (vlib_main_t * vm, virtio_pci_create_if_args_t * args)
virtio_pci_flag_change);
if (error)
- goto error;
+ {
+ virtio_log_error (vim, vif,
+ "error encountered on ethernet register interface");
+ goto error;
+ }
vnet_sw_interface_t *sw = vnet_get_hw_sw_interface (vnm, vif->hw_if_index);
vif->sw_if_index = sw->sw_if_index;
@@ -854,7 +894,7 @@ int
virtio_pci_delete_if (vlib_main_t * vm, virtio_if_t * vif)
{
vnet_main_t *vnm = vnet_get_main ();
- virtio_main_t *vmxm = &virtio_main;
+ virtio_main_t *vim = &virtio_main;
u32 i = 0;
if (vif->type != VIRTIO_IF_TYPE_PCI)
@@ -905,7 +945,7 @@ virtio_pci_delete_if (vlib_main_t * vm, virtio_if_t * vif)
vif->tap_fd = -1;
clib_error_free (vif->error);
memset (vif, 0, sizeof (*vif));
- pool_put (vmxm->interfaces, vif);
+ pool_put (vim->interfaces, vif);
return 0;
}
diff --git a/src/vnet/devices/virtio/pci.h b/src/vnet/devices/virtio/pci.h
index 7552dd89ac2..b08e40e7e61 100644
--- a/src/vnet/devices/virtio/pci.h
+++ b/src/vnet/devices/virtio/pci.h
@@ -120,6 +120,27 @@ typedef enum
#define VIRTIO_PCI_VRING_ALIGN 4096
+#define virtio_log_debug(vim, vif, f, ...) \
+{ \
+ vlib_log(VLIB_LOG_LEVEL_DEBUG, vim->log_default, "%U: " f, \
+ format_vlib_pci_addr, &vif->pci_addr, \
+ ##__VA_ARGS__); \
+};
+
+#define virtio_log_warning(vim, vif, f, ...) \
+{ \
+ vlib_log(VLIB_LOG_LEVEL_WARNING, vim->log_default, "%U: " f, \
+ format_vlib_pci_addr, &vif->pci_addr, \
+ ##__VA_ARGS__); \
+};
+
+#define virtio_log_error(vim, vif, f, ...) \
+{ \
+ vlib_log(VLIB_LOG_LEVEL_ERR, vim->log_default, "%U: " f, \
+ format_vlib_pci_addr, &vif->pci_addr, \
+ ##__VA_ARGS__); \
+};
+
typedef enum
{
VIRTIO_MSIX_NONE = 0,
diff --git a/src/vnet/devices/virtio/virtio.h b/src/vnet/devices/virtio/virtio.h
index f4a8103a0ab..73bb33f8bcc 100644
--- a/src/vnet/devices/virtio/virtio.h
+++ b/src/vnet/devices/virtio/virtio.h
@@ -174,6 +174,9 @@ typedef struct
typedef struct
{
+ /* logging */
+ vlib_log_class_t log_default;
+
virtio_if_t *interfaces;
} virtio_main_t;