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rte_virtio: removed eth_virtio_dev_init()

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This patch also fixes segfault on startup when using
a PCI device as a DPDK secondary process.

Change-Id: I93116ae207649fae2fb3461d32d04a98cecb4cf6
Signed-off-by: Dariusz Stojaczyk <dariuszx.stojaczyk@intel.com>
Reviewed-on: https://review.gerrithub.io/376622
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
This commit is contained in:
Dariusz Stojaczyk 2017-08-31 17:04:08 +02:00 committed by Jim Harris
parent 8bd15fa161
commit 9eabe8dc6b
3 changed files with 14 additions and 37 deletions
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2
lib/bdev/virtio/bdev_virtio.c
View File

@ -506,7 +506,7 @@ bdev_virtio_initialize(void)
}
/* TODO check rc, add virtio_dev_deinit() */
eth_virtio_dev_init(hw);
virtio_init_device(hw, VIRTIO_PMD_DEFAULT_GUEST_FEATURES);
virtio_dev_start(hw);
base->hw = hw;

47
lib/bdev/virtio/rte_virtio/virtio_dev.c
View File

@ -294,7 +294,7 @@ virtio_negotiate_features(struct virtio_hw *hw, uint64_t req_features)
}
/* reset device and renegotiate features if needed */
static int
int
virtio_init_device(struct virtio_hw *hw, uint64_t req_features)
{
int ret;
@ -324,40 +324,6 @@ virtio_init_device(struct virtio_hw *hw, uint64_t req_features)
return 0;
}
static void
virtio_set_vtpci_ops(struct virtio_hw *hw)
{
VTPCI_OPS(hw) = &virtio_user_ops;
}
/*
* This function is based on probe() function in virtio_pci.c
* It returns 0 on success.
*/
int
eth_virtio_dev_init(struct virtio_hw *hw)
{
int ret;
if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
virtio_set_vtpci_ops(hw);
return 0;
}
if (!hw->virtio_user_dev) {
ret = vtpci_init(hw->pci_dev, hw);
if (ret)
return ret;
}
/* reset device and negotiate default features */
ret = virtio_init_device(hw, VIRTIO_PMD_DEFAULT_GUEST_FEATURES);
if (ret < 0)
return ret;
return 0;
}
int
virtio_dev_start(struct virtio_hw *hw)
{
@ -392,7 +358,18 @@ static struct virtio_hw *g_pci_hw = NULL;
struct virtio_hw *
get_pci_virtio_hw(void)
{
int ret;
printf("%s[%d] %p\n", __func__, __LINE__, g_pci_hw);
if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
PMD_DRV_LOG(ERR, "rte secondary process support is not implemented yet");
return NULL;
}
ret = vtpci_init(g_pci_hw->pci_dev, g_pci_hw);
if (ret)
return NULL;
return g_pci_hw;
}

2
lib/bdev/virtio/rte_virtio/virtio_dev.h
View File

@ -66,7 +66,7 @@ uint16_t virtio_recv_pkts(struct virtqueue *vq, struct virtio_req **reqs,
uint16_t virtio_xmit_pkts(struct virtqueue *vq, struct virtio_req *req);
int eth_virtio_dev_init(struct virtio_hw *hw);
int virtio_init_device(struct virtio_hw *hw, uint64_t req_features);
int virtio_dev_start(struct virtio_hw *hw);
struct virtio_hw *get_pci_virtio_hw(void);