summaryrefslogtreecommitdiffstats
path: root/hw
diff options
context:
space:
mode:
Diffstat (limited to 'hw')
-rw-r--r--hw/i386/kvm/pci-assign.c18
-rw-r--r--hw/ide/macio.c2
-rw-r--r--hw/net/virtio-net.c99
-rw-r--r--hw/nvram/fw_cfg.c4
4 files changed, 105 insertions, 18 deletions
diff --git a/hw/i386/kvm/pci-assign.c b/hw/i386/kvm/pci-assign.c
index c1e08ec..ff85590 100644
--- a/hw/i386/kvm/pci-assign.c
+++ b/hw/i386/kvm/pci-assign.c
@@ -1026,6 +1026,21 @@ static void assigned_dev_update_msi(PCIDevice *pci_dev)
}
}
+static void assigned_dev_update_msi_msg(PCIDevice *pci_dev)
+{
+ AssignedDevice *assigned_dev = DO_UPCAST(AssignedDevice, dev, pci_dev);
+ uint8_t ctrl_byte = pci_get_byte(pci_dev->config + pci_dev->msi_cap +
+ PCI_MSI_FLAGS);
+
+ if (assigned_dev->assigned_irq_type != ASSIGNED_IRQ_MSI ||
+ !(ctrl_byte & PCI_MSI_FLAGS_ENABLE)) {
+ return;
+ }
+
+ kvm_irqchip_update_msi_route(kvm_state, assigned_dev->msi_virq[0],
+ msi_get_message(pci_dev, 0));
+}
+
static bool assigned_dev_msix_masked(MSIXTableEntry *entry)
{
return (entry->ctrl & cpu_to_le32(0x1)) != 0;
@@ -1201,6 +1216,9 @@ static void assigned_dev_pci_write_config(PCIDevice *pci_dev, uint32_t address,
if (range_covers_byte(address, len,
pci_dev->msi_cap + PCI_MSI_FLAGS)) {
assigned_dev_update_msi(pci_dev);
+ } else if (ranges_overlap(address, len, /* 32bit MSI only */
+ pci_dev->msi_cap + PCI_MSI_ADDRESS_LO, 6)) {
+ assigned_dev_update_msi_msg(pci_dev);
}
}
if (assigned_dev->cap.available & ASSIGNED_DEVICE_CAP_MSIX) {
diff --git a/hw/ide/macio.c b/hw/ide/macio.c
index bf12a10..e1e4f41 100644
--- a/hw/ide/macio.c
+++ b/hw/ide/macio.c
@@ -144,7 +144,7 @@ static void pmac_ide_transfer_cb(void *opaque, int ret)
break;
case IDE_DMA_TRIM:
m->aiocb = dma_bdrv_io(s->bs, &s->sg, sector_num,
- ide_issue_trim, pmac_ide_transfer_cb, s,
+ ide_issue_trim, pmac_ide_transfer_cb, io,
DMA_DIRECTION_TO_DEVICE);
break;
}
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index bed0822..1ea9556 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -359,6 +359,34 @@ static uint32_t virtio_net_bad_features(VirtIODevice *vdev)
return features;
}
+static void virtio_net_apply_guest_offloads(VirtIONet *n)
+{
+ tap_set_offload(qemu_get_subqueue(n->nic, 0)->peer,
+ !!(n->curr_guest_offloads & (1ULL << VIRTIO_NET_F_GUEST_CSUM)),
+ !!(n->curr_guest_offloads & (1ULL << VIRTIO_NET_F_GUEST_TSO4)),
+ !!(n->curr_guest_offloads & (1ULL << VIRTIO_NET_F_GUEST_TSO6)),
+ !!(n->curr_guest_offloads & (1ULL << VIRTIO_NET_F_GUEST_ECN)),
+ !!(n->curr_guest_offloads & (1ULL << VIRTIO_NET_F_GUEST_UFO)));
+}
+
+static uint64_t virtio_net_guest_offloads_by_features(uint32_t features)
+{
+ static const uint64_t guest_offloads_mask =
+ (1ULL << VIRTIO_NET_F_GUEST_CSUM) |
+ (1ULL << VIRTIO_NET_F_GUEST_TSO4) |
+ (1ULL << VIRTIO_NET_F_GUEST_TSO6) |
+ (1ULL << VIRTIO_NET_F_GUEST_ECN) |
+ (1ULL << VIRTIO_NET_F_GUEST_UFO);
+
+ return guest_offloads_mask & features;
+}
+
+static inline uint64_t virtio_net_supported_guest_offloads(VirtIONet *n)
+{
+ VirtIODevice *vdev = VIRTIO_DEVICE(n);
+ return virtio_net_guest_offloads_by_features(vdev->guest_features);
+}
+
static void virtio_net_set_features(VirtIODevice *vdev, uint32_t features)
{
VirtIONet *n = VIRTIO_NET(vdev);
@@ -369,12 +397,9 @@ static void virtio_net_set_features(VirtIODevice *vdev, uint32_t features)
virtio_net_set_mrg_rx_bufs(n, !!(features & (1 << VIRTIO_NET_F_MRG_RXBUF)));
if (n->has_vnet_hdr) {
- tap_set_offload(qemu_get_subqueue(n->nic, 0)->peer,
- (features >> VIRTIO_NET_F_GUEST_CSUM) & 1,
- (features >> VIRTIO_NET_F_GUEST_TSO4) & 1,
- (features >> VIRTIO_NET_F_GUEST_TSO6) & 1,
- (features >> VIRTIO_NET_F_GUEST_ECN) & 1,
- (features >> VIRTIO_NET_F_GUEST_UFO) & 1);
+ n->curr_guest_offloads =
+ virtio_net_guest_offloads_by_features(features);
+ virtio_net_apply_guest_offloads(n);
}
for (i = 0; i < n->max_queues; i++) {
@@ -420,6 +445,43 @@ static int virtio_net_handle_rx_mode(VirtIONet *n, uint8_t cmd,
return VIRTIO_NET_OK;
}
+static int virtio_net_handle_offloads(VirtIONet *n, uint8_t cmd,
+ struct iovec *iov, unsigned int iov_cnt)
+{
+ VirtIODevice *vdev = VIRTIO_DEVICE(n);
+ uint64_t offloads;
+ size_t s;
+
+ if (!((1 << VIRTIO_NET_F_CTRL_GUEST_OFFLOADS) & vdev->guest_features)) {
+ return VIRTIO_NET_ERR;
+ }
+
+ s = iov_to_buf(iov, iov_cnt, 0, &offloads, sizeof(offloads));
+ if (s != sizeof(offloads)) {
+ return VIRTIO_NET_ERR;
+ }
+
+ if (cmd == VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET) {
+ uint64_t supported_offloads;
+
+ if (!n->has_vnet_hdr) {
+ return VIRTIO_NET_ERR;
+ }
+
+ supported_offloads = virtio_net_supported_guest_offloads(n);
+ if (offloads & ~supported_offloads) {
+ return VIRTIO_NET_ERR;
+ }
+
+ n->curr_guest_offloads = offloads;
+ virtio_net_apply_guest_offloads(n);
+
+ return VIRTIO_NET_OK;
+ } else {
+ return VIRTIO_NET_ERR;
+ }
+}
+
static int virtio_net_handle_mac(VirtIONet *n, uint8_t cmd,
struct iovec *iov, unsigned int iov_cnt)
{
@@ -590,6 +652,8 @@ static void virtio_net_handle_ctrl(VirtIODevice *vdev, VirtQueue *vq)
status = virtio_net_handle_vlan_table(n, ctrl.cmd, iov, iov_cnt);
} else if (ctrl.class == VIRTIO_NET_CTRL_MQ) {
status = virtio_net_handle_mq(n, ctrl.cmd, iov, iov_cnt);
+ } else if (ctrl.class == VIRTIO_NET_CTRL_GUEST_OFFLOADS) {
+ status = virtio_net_handle_offloads(n, ctrl.cmd, iov, iov_cnt);
}
s = iov_from_buf(elem.in_sg, elem.in_num, 0, &status, sizeof(status));
@@ -1110,6 +1174,10 @@ static void virtio_net_save(QEMUFile *f, void *opaque)
qemu_put_be32(f, n->vqs[i].tx_waiting);
}
}
+
+ if ((1 << VIRTIO_NET_F_CTRL_GUEST_OFFLOADS) & vdev->guest_features) {
+ qemu_put_be64(f, n->curr_guest_offloads);
+ }
}
static int virtio_net_load(QEMUFile *f, void *opaque, int version_id)
@@ -1167,15 +1235,6 @@ static int virtio_net_load(QEMUFile *f, void *opaque, int version_id)
error_report("virtio-net: saved image requires vnet_hdr=on");
return -1;
}
-
- if (n->has_vnet_hdr) {
- tap_set_offload(qemu_get_queue(n->nic)->peer,
- (vdev->guest_features >> VIRTIO_NET_F_GUEST_CSUM) & 1,
- (vdev->guest_features >> VIRTIO_NET_F_GUEST_TSO4) & 1,
- (vdev->guest_features >> VIRTIO_NET_F_GUEST_TSO6) & 1,
- (vdev->guest_features >> VIRTIO_NET_F_GUEST_ECN) & 1,
- (vdev->guest_features >> VIRTIO_NET_F_GUEST_UFO) & 1);
- }
}
if (version_id >= 9) {
@@ -1209,6 +1268,16 @@ static int virtio_net_load(QEMUFile *f, void *opaque, int version_id)
}
}
+ if ((1 << VIRTIO_NET_F_CTRL_GUEST_OFFLOADS) & vdev->guest_features) {
+ n->curr_guest_offloads = qemu_get_be64(f);
+ } else {
+ n->curr_guest_offloads = virtio_net_supported_guest_offloads(n);
+ }
+
+ if (peer_has_vnet_hdr(n)) {
+ virtio_net_apply_guest_offloads(n);
+ }
+
virtio_net_set_queues(n);
/* Find the first multicast entry in the saved MAC filter */
diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c
index 1a7e49c..479113b 100644
--- a/hw/nvram/fw_cfg.c
+++ b/hw/nvram/fw_cfg.c
@@ -54,7 +54,7 @@ struct FWCfgState {
#define JPG_FILE 0
#define BMP_FILE 1
-static char *read_splashfile(char *filename, size_t *file_sizep,
+static char *read_splashfile(char *filename, gsize *file_sizep,
int *file_typep)
{
GError *err = NULL;
@@ -112,7 +112,7 @@ static void fw_cfg_bootsplash(FWCfgState *s)
const char *boot_splash_filename = NULL;
char *p;
char *filename, *file_data;
- size_t file_size;
+ gsize file_size;
int file_type;
const char *temp;
OpenPOWER on IntegriCloud