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| author | Christoph Hellwig <hch@lst.de> | 2017-02-05 18:15:20 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2017-02-27 20:54:03 +0200 |
| commit | 53a020c661741f3b87ad3ac6fa545088aaebac9b (patch) | |
| tree | 11bd25b59b4e0324efb664841ccfa15a44cc4fff /drivers/virtio | |
| parent | 07ec51480b5eb1233f8c1b0f5d7a7c8d1247c507 (diff) | |
| download | linux-53a020c661741f3b87ad3ac6fa545088aaebac9b.tar.gz linux-53a020c661741f3b87ad3ac6fa545088aaebac9b.tar.bz2 linux-53a020c661741f3b87ad3ac6fa545088aaebac9b.zip | |
virtio_pci: don't duplicate the msix_enable flag in struct pci_dev
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/virtio')
| -rw-r--r-- | drivers/virtio/virtio_pci_common.c | 5 | ||||
| -rw-r--r-- | drivers/virtio/virtio_pci_common.h | 2 | ||||
| -rw-r--r-- | drivers/virtio/virtio_pci_legacy.c | 2 | ||||
| -rw-r--r-- | drivers/virtio/virtio_pci_modern.c | 2 |
4 files changed, 4 insertions, 7 deletions
diff --git a/drivers/virtio/virtio_pci_common.c b/drivers/virtio/virtio_pci_common.c index 274dc1ff09c0..b83053082875 100644 --- a/drivers/virtio/virtio_pci_common.c +++ b/drivers/virtio/virtio_pci_common.c @@ -125,7 +125,7 @@ void vp_del_vqs(struct virtio_device *vdev) vp_remove_vqs(vdev); - if (vp_dev->msix_enabled) { + if (vp_dev->pci_dev->msix_enabled) { for (i = 0; i < vp_dev->msix_vectors; i++) free_cpumask_var(vp_dev->msix_affinity_masks[i]); @@ -244,7 +244,6 @@ static int vp_find_vqs_msix(struct virtio_device *vdev, unsigned nvqs, allocated_vectors++; } - vp_dev->msix_enabled = 1; return 0; out_remove_vqs: @@ -340,7 +339,7 @@ int vp_set_vq_affinity(struct virtqueue *vq, int cpu) if (!vq->callback) return -EINVAL; - if (vp_dev->msix_enabled) { + if (vp_dev->pci_dev->msix_enabled) { int vec = vp_dev->msix_vector_map[vq->index]; struct cpumask *mask = vp_dev->msix_affinity_masks[vec]; unsigned int irq = pci_irq_vector(vp_dev->pci_dev, vec); diff --git a/drivers/virtio/virtio_pci_common.h b/drivers/virtio/virtio_pci_common.h index 85593867e712..217ca876eed7 100644 --- a/drivers/virtio/virtio_pci_common.h +++ b/drivers/virtio/virtio_pci_common.h @@ -64,8 +64,6 @@ struct virtio_pci_device { /* the IO mapping for the PCI config space */ void __iomem *ioaddr; - /* MSI-X support */ - int msix_enabled; cpumask_var_t *msix_affinity_masks; /* Name strings for interrupts. This size should be enough, * and I'm too lazy to allocate each name separately. */ diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c index 47292dad0ff9..2ab6aee51bf6 100644 --- a/drivers/virtio/virtio_pci_legacy.c +++ b/drivers/virtio/virtio_pci_legacy.c @@ -165,7 +165,7 @@ static void del_vq(struct virtqueue *vq) iowrite16(vq->index, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_SEL); - if (vp_dev->msix_enabled) { + if (vp_dev->pci_dev->msix_enabled) { iowrite16(VIRTIO_MSI_NO_VECTOR, vp_dev->ioaddr + VIRTIO_MSI_QUEUE_VECTOR); /* Flush the write out to device */ diff --git a/drivers/virtio/virtio_pci_modern.c b/drivers/virtio/virtio_pci_modern.c index 00e6fc1df407..e5ce31091953 100644 --- a/drivers/virtio/virtio_pci_modern.c +++ b/drivers/virtio/virtio_pci_modern.c @@ -412,7 +412,7 @@ static void del_vq(struct virtqueue *vq) vp_iowrite16(vq->index, &vp_dev->common->queue_select); - if (vp_dev->msix_enabled) { + if (vp_dev->pci_dev->msix_enabled) { vp_iowrite16(VIRTIO_MSI_NO_VECTOR, &vp_dev->common->queue_msix_vector); /* Flush the write out to device */ |