search for: epf_vhost_reg_queue

Displaying 4 results from an estimated 4 matches for "epf_vhost_reg_queue".

2020 Sep 18
0
[RFC PATCH 00/22] Enhance VHOST to enable SoC-to-SoC communication
...we have to use some sort of >>> virtio_pci_epf_send_command() to communicate with virtio backend right? >> >> Right. >> >> >>> Right, the layout is slightly different from the standard layout. >>> >>> This is the layout >>> struct epf_vhost_reg_queue { >>> ???????? u8 cmd; >>> ???????? u8 cmd_status; >>> ???????? u16 status; >>> ???????? u16 num_buffers; >>> ???????? u16 msix_vector; >>> ???????? u64 queue_addr; >> >> What's the meaning of queue_addr here? > Using qu...
2020 Sep 16
0
[RFC PATCH 00/22] Enhance VHOST to enable SoC-to-SoC communication
...>> virtio-pci layout of the BAR: > Even when we use vDPA, we have to use some sort of > virtio_pci_epf_send_command() to communicate with virtio backend right? Right. > > Right, the layout is slightly different from the standard layout. > > This is the layout > struct epf_vhost_reg_queue { > u8 cmd; > u8 cmd_status; > u16 status; > u16 num_buffers; > u16 msix_vector; > u64 queue_addr; What's the meaning of queue_addr here? Does not mean the device expects a contiguous memory for avail/desc/used ring?...
2020 Jul 02
11
[RFC PATCH 00/22] Enhance VHOST to enable SoC-to-SoC communication
On Thu, Jul 02, 2020 at 01:51:21PM +0530, Kishon Vijay Abraham I wrote: > This series enhances Linux Vhost support to enable SoC-to-SoC > communication over MMIO. This series enables rpmsg communication between > two SoCs using both PCIe RC<->EP and HOST1-NTB-HOST2 > > 1) Modify vhost to use standard Linux driver model > 2) Add support in vring to access virtqueue over
2020 Jul 02
11
[RFC PATCH 00/22] Enhance VHOST to enable SoC-to-SoC communication
On Thu, Jul 02, 2020 at 01:51:21PM +0530, Kishon Vijay Abraham I wrote: > This series enhances Linux Vhost support to enable SoC-to-SoC > communication over MMIO. This series enables rpmsg communication between > two SoCs using both PCIe RC<->EP and HOST1-NTB-HOST2 > > 1) Modify vhost to use standard Linux driver model > 2) Add support in vring to access virtqueue over