Displaying 20 results from an estimated 72 matches for "vp_get".
2018 Dec 07
2
[PATCH 1/1] virtio: remove deprecated VIRTIO_PCI_CONFIG()
...irtio_pci.h | 2 --
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c
index de062fb..eff9ddc 100644
--- a/drivers/virtio/virtio_pci_legacy.c
+++ b/drivers/virtio/virtio_pci_legacy.c
@@ -52,7 +52,8 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
void __iomem *ioaddr = vp_dev->ioaddr +
- VIRTIO_PCI_CONFIG(vp_dev) + offset;
+ VIRTIO_PCI_CONFIG_OFF(vp_dev->msix_enabled) +
+ offset;
u8 *ptr = buf;
int i;
@@ -67,7 +68,8...
2018 Dec 07
2
[PATCH 1/1] virtio: remove deprecated VIRTIO_PCI_CONFIG()
...irtio_pci.h | 2 --
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c
index de062fb..eff9ddc 100644
--- a/drivers/virtio/virtio_pci_legacy.c
+++ b/drivers/virtio/virtio_pci_legacy.c
@@ -52,7 +52,8 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
void __iomem *ioaddr = vp_dev->ioaddr +
- VIRTIO_PCI_CONFIG(vp_dev) + offset;
+ VIRTIO_PCI_CONFIG_OFF(vp_dev->msix_enabled) +
+ offset;
u8 *ptr = buf;
int i;
@@ -67,7 +68,8...
2014 Dec 08
0
[PATCH v2 08/10] virtio_pci: split out legacy device support
...BLE(pci, virtio_pci_id_table);
-
-/* Convert a generic virtio device to our structure */
-static struct virtio_pci_device *to_vp_device(struct virtio_device *vdev)
-{
- return container_of(vdev, struct virtio_pci_device, vdev);
-}
-
-/* virtio config->get_features() implementation */
-static u64 vp_get_features(struct virtio_device *vdev)
-{
- struct virtio_pci_device *vp_dev = to_vp_device(vdev);
-
- /* When someone needs more than 32 feature bits, we'll need to
- * steal a bit to indicate that the rest are somewhere else. */
- return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES);...
2014 Dec 08
0
[PATCH v2 08/10] virtio_pci: split out legacy device support
...BLE(pci, virtio_pci_id_table);
-
-/* Convert a generic virtio device to our structure */
-static struct virtio_pci_device *to_vp_device(struct virtio_device *vdev)
-{
- return container_of(vdev, struct virtio_pci_device, vdev);
-}
-
-/* virtio config->get_features() implementation */
-static u64 vp_get_features(struct virtio_device *vdev)
-{
- struct virtio_pci_device *vp_dev = to_vp_device(vdev);
-
- /* When someone needs more than 32 feature bits, we'll need to
- * steal a bit to indicate that the rest are somewhere else. */
- return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES);...
2014 Dec 08
0
[PATCH 8/9] virtio_pci: split out legacy device support
...BLE(pci, virtio_pci_id_table);
-
-/* Convert a generic virtio device to our structure */
-static struct virtio_pci_device *to_vp_device(struct virtio_device *vdev)
-{
- return container_of(vdev, struct virtio_pci_device, vdev);
-}
-
-/* virtio config->get_features() implementation */
-static u64 vp_get_features(struct virtio_device *vdev)
-{
- struct virtio_pci_device *vp_dev = to_vp_device(vdev);
-
- /* When someone needs more than 32 feature bits, we'll need to
- * steal a bit to indicate that the rest are somewhere else. */
- return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES);...
2014 Dec 08
0
[PATCH 8/9] virtio_pci: split out legacy device support
...BLE(pci, virtio_pci_id_table);
-
-/* Convert a generic virtio device to our structure */
-static struct virtio_pci_device *to_vp_device(struct virtio_device *vdev)
-{
- return container_of(vdev, struct virtio_pci_device, vdev);
-}
-
-/* virtio config->get_features() implementation */
-static u64 vp_get_features(struct virtio_device *vdev)
-{
- struct virtio_pci_device *vp_dev = to_vp_device(vdev);
-
- /* When someone needs more than 32 feature bits, we'll need to
- * steal a bit to indicate that the rest are somewhere else. */
- return ioread32(vp_dev->ioaddr + VIRTIO_PCI_HOST_FEATURES);...
2018 Dec 07
0
[PATCH 1/1] virtio: remove deprecated VIRTIO_PCI_CONFIG()
...changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c
> index de062fb..eff9ddc 100644
> --- a/drivers/virtio/virtio_pci_legacy.c
> +++ b/drivers/virtio/virtio_pci_legacy.c
> @@ -52,7 +52,8 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
> {
> struct virtio_pci_device *vp_dev = to_vp_device(vdev);
> void __iomem *ioaddr = vp_dev->ioaddr +
> - VIRTIO_PCI_CONFIG(vp_dev) + offset;
> + VIRTIO_PCI_CONFIG_OFF(vp_dev->msix_enabled) +
> + offset;
> u8 *pt...
2018 Dec 10
0
[PATCH v2 1/1] virtio: remove deprecated VIRTIO_PCI_CONFIG()
...ci_legacy.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/virtio/virtio_pci_legacy.c b/drivers/virtio/virtio_pci_legacy.c
index de062fb..eff9ddc 100644
--- a/drivers/virtio/virtio_pci_legacy.c
+++ b/drivers/virtio/virtio_pci_legacy.c
@@ -52,7 +52,8 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
void __iomem *ioaddr = vp_dev->ioaddr +
- VIRTIO_PCI_CONFIG(vp_dev) + offset;
+ VIRTIO_PCI_CONFIG_OFF(vp_dev->msix_enabled) +
+ offset;
u8 *ptr = buf;
int i;
@@ -67,7 +68,8...
2013 May 16
2
[PATCH] virtio_pci: fix macro exported in uapi
...+++----
include/uapi/linux/virtio_pci.h | 2 +-
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index a7ce730..1bb6ff3 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -132,8 +132,8 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
void *buf, unsigned len)
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
- void __iomem *ioaddr = vp_dev->ioaddr +
- VIRTIO_PCI_CONFIG(vp_dev) + offset;
+ void __iomem *ioaddr = vp_dev->ioaddr + offset +
+ VIRTIO_PCI_CONFIG(...
2013 May 16
2
[PATCH] virtio_pci: fix macro exported in uapi
...+++----
include/uapi/linux/virtio_pci.h | 2 +-
2 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index a7ce730..1bb6ff3 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -132,8 +132,8 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
void *buf, unsigned len)
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
- void __iomem *ioaddr = vp_dev->ioaddr +
- VIRTIO_PCI_CONFIG(vp_dev) + offset;
+ void __iomem *ioaddr = vp_dev->ioaddr + offset +
+ VIRTIO_PCI_CONFIG(...
2007 Dec 21
0
[kvm-devel] [Virtio-for-kvm] [PATCH 05/13] [Mostly resend] virtio additions
...addr + VIRTIO_PCI_HOST_FEATURES);
+ if (mask & (1 << bit)) {
+ mask |= (1 << bit);
+ iowrite32(mask, vp_dev->ioaddr + VIRTIO_PCI_GUEST_FEATURES);
+ }
+
+ return !!(mask & (1 << bit));
+}
+
+/* virtio config->get() implementation */
+static void vp_get(struct virtio_device *vdev, unsigned offset,
+ void *buf, unsigned len)
+{
+ struct virtio_pci_device *vp_dev = to_vp_device(vdev);
+ void *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
+ u8 *ptr = buf;
+ int i;
+
+ for (i = 0; i < len; i++)
+ ptr[i] =...
2007 Dec 21
0
[kvm-devel] [Virtio-for-kvm] [PATCH 05/13] [Mostly resend] virtio additions
...addr + VIRTIO_PCI_HOST_FEATURES);
+ if (mask & (1 << bit)) {
+ mask |= (1 << bit);
+ iowrite32(mask, vp_dev->ioaddr + VIRTIO_PCI_GUEST_FEATURES);
+ }
+
+ return !!(mask & (1 << bit));
+}
+
+/* virtio config->get() implementation */
+static void vp_get(struct virtio_device *vdev, unsigned offset,
+ void *buf, unsigned len)
+{
+ struct virtio_pci_device *vp_dev = to_vp_device(vdev);
+ void *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
+ u8 *ptr = buf;
+ int i;
+
+ for (i = 0; i < len; i++)
+ ptr[i] =...
2007 Nov 10
2
[PATCH] Change virtio_pci to use a shared memory area for config
...CI config space */
void *ioaddr;
+ /* the shared device configuration */
+ void *config;
+
+ /* the size of the shared device configuration */
+ u32 config_len;
+
/* a list of queues so we can dispatch IRQs */
spinlock_t lock;
struct list_head virtqueues;
@@ -111,47 +117,12 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
void *buf, unsigned len)
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
- void *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
-
- /* We translate appropriately sized get requests into more natural
- * IO operations. These...
2007 Nov 10
2
[PATCH] Change virtio_pci to use a shared memory area for config
...CI config space */
void *ioaddr;
+ /* the shared device configuration */
+ void *config;
+
+ /* the size of the shared device configuration */
+ u32 config_len;
+
/* a list of queues so we can dispatch IRQs */
spinlock_t lock;
struct list_head virtqueues;
@@ -111,47 +117,12 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
void *buf, unsigned len)
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
- void *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
-
- /* We translate appropriately sized get requests into more natural
- * IO operations. These...
2009 Jul 23
0
[PATCH 2/2] virtio: retry on vector assignment failure
...++vectors;
+ options[0] = vectors + 1;
+
+ for (i = 0; i < ARRAY_SIZE(options); ++i) {
+ err = vp_try_to_find_vqs(vdev, nvqs, vqs, callbacks, names,
+ vectors, options[i]);
+ if (!err)
+ break;
+ }
+ return err;
+}
+
static struct virtio_config_ops virtio_pci_config_ops = {
.get = vp_get,
.set = vp_set,
--
1.6.2.5
2009 Jul 23
0
[PATCH 2/2] virtio: retry on vector assignment failure
...++vectors;
+ options[0] = vectors + 1;
+
+ for (i = 0; i < ARRAY_SIZE(options); ++i) {
+ err = vp_try_to_find_vqs(vdev, nvqs, vqs, callbacks, names,
+ vectors, options[i]);
+ if (!err)
+ break;
+ }
+ return err;
+}
+
static struct virtio_config_ops virtio_pci_config_ops = {
.get = vp_get,
.set = vp_set,
--
1.6.2.5
2014 Dec 30
0
[PATCH RFC v2 5/7] virtio_pci: modern driver
...e to map virtio %u@%u on bar %i\n",
+ length, offset, bar);
+ return p;
+}
+
+static void iowrite64_twopart(u64 val, __le32 __iomem *lo, __le32 __iomem *hi)
+{
+ iowrite32((u32)val, lo);
+ iowrite32(val >> 32, hi);
+}
+
+/* virtio config->get_features() implementation */
+static u64 vp_get_features(struct virtio_device *vdev)
+{
+ struct virtio_pci_device *vp_dev = to_vp_device(vdev);
+ u64 features;
+
+ iowrite32(0, &vp_dev->common->device_feature_select);
+ features = ioread32(&vp_dev->common->device_feature);
+ iowrite32(1, &vp_dev->common->device_fea...
2014 Dec 30
0
[PATCH RFC v2 5/7] virtio_pci: modern driver
...e to map virtio %u@%u on bar %i\n",
+ length, offset, bar);
+ return p;
+}
+
+static void iowrite64_twopart(u64 val, __le32 __iomem *lo, __le32 __iomem *hi)
+{
+ iowrite32((u32)val, lo);
+ iowrite32(val >> 32, hi);
+}
+
+/* virtio config->get_features() implementation */
+static u64 vp_get_features(struct virtio_device *vdev)
+{
+ struct virtio_pci_device *vp_dev = to_vp_device(vdev);
+ u64 features;
+
+ iowrite32(0, &vp_dev->common->device_feature_select);
+ features = ioread32(&vp_dev->common->device_feature);
+ iowrite32(1, &vp_dev->common->device_fea...
2009 May 07
1
[PATCH 3/3] virtio_pci: optional MSI-X support
...t virtio_pci_vq_info
@@ -60,6 +82,9 @@ struct virtio_pci_vq_info
/* the list node for the virtqueues list */
struct list_head node;
+
+ /* MSI-X vector (or none) */
+ unsigned vector;
};
/* Qumranet donated their vendor ID for devices 0x1000 thru 0x10FF. */
@@ -109,7 +134,8 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
void *buf, unsigned len)
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
- void __iomem *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
+ void __iomem *ioaddr = vp_dev->ioaddr +
+ VIRTIO_PCI_CO...
2009 May 07
1
[PATCH 3/3] virtio_pci: optional MSI-X support
...t virtio_pci_vq_info
@@ -60,6 +82,9 @@ struct virtio_pci_vq_info
/* the list node for the virtqueues list */
struct list_head node;
+
+ /* MSI-X vector (or none) */
+ unsigned vector;
};
/* Qumranet donated their vendor ID for devices 0x1000 thru 0x10FF. */
@@ -109,7 +134,8 @@ static void vp_get(struct virtio_device *vdev, unsigned offset,
void *buf, unsigned len)
{
struct virtio_pci_device *vp_dev = to_vp_device(vdev);
- void __iomem *ioaddr = vp_dev->ioaddr + VIRTIO_PCI_CONFIG + offset;
+ void __iomem *ioaddr = vp_dev->ioaddr +
+ VIRTIO_PCI_CO...