qemu/hw/virtio/vhost-user-scsi-pci.c
Stefan Hajnoczi 65cb7129f4 Accel & Exec patch queue
- Ignore writes to CNTP_CTL_EL0 on HVF ARM (Alexander)
 - Add '-d invalid_mem' logging option (Zoltan)
 - Create QOM containers explicitly (Peter)
 - Rename sysemu/ -> system/ (Philippe)
 - Re-orderning of include/exec/ headers (Philippe)
   Move a lot of declarations from these legacy mixed bag headers:
     . "exec/cpu-all.h"
     . "exec/cpu-common.h"
     . "exec/cpu-defs.h"
     . "exec/exec-all.h"
     . "exec/translate-all"
   to these more specific ones:
     . "exec/page-protection.h"
     . "exec/translation-block.h"
     . "user/cpu_loop.h"
     . "user/guest-host.h"
     . "user/page-protection.h"
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Merge tag 'exec-20241220' of https://github.com/philmd/qemu into staging

Accel & Exec patch queue

- Ignore writes to CNTP_CTL_EL0 on HVF ARM (Alexander)
- Add '-d invalid_mem' logging option (Zoltan)
- Create QOM containers explicitly (Peter)
- Rename sysemu/ -> system/ (Philippe)
- Re-orderning of include/exec/ headers (Philippe)
  Move a lot of declarations from these legacy mixed bag headers:
    . "exec/cpu-all.h"
    . "exec/cpu-common.h"
    . "exec/cpu-defs.h"
    . "exec/exec-all.h"
    . "exec/translate-all"
  to these more specific ones:
    . "exec/page-protection.h"
    . "exec/translation-block.h"
    . "user/cpu_loop.h"
    . "user/guest-host.h"
    . "user/page-protection.h"

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 # gpg: Signature made Fri 20 Dec 2024 11:45:20 EST
 # gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
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 # gpg: WARNING: This key is not certified with a trusted signature!
 # gpg:          There is no indication that the signature belongs to the owner.
 # Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* tag 'exec-20241220' of https://github.com/philmd/qemu: (59 commits)
  util/qemu-timer: fix indentation
  meson: Do not define CONFIG_DEVICES on user emulation
  system/accel-ops: Remove unnecessary 'exec/cpu-common.h' header
  system/numa: Remove unnecessary 'exec/cpu-common.h' header
  hw/xen: Remove unnecessary 'exec/cpu-common.h' header
  target/mips: Drop left-over comment about Jazz machine
  target/mips: Remove tswap() calls in semihosting uhi_fstat_cb()
  target/xtensa: Remove tswap() calls in semihosting simcall() helper
  accel/tcg: Un-inline translator_is_same_page()
  accel/tcg: Include missing 'exec/translation-block.h' header
  accel/tcg: Move tcg_cflags_has/set() to 'exec/translation-block.h'
  accel/tcg: Restrict curr_cflags() declaration to 'internal-common.h'
  qemu/coroutine: Include missing 'qemu/atomic.h' header
  exec/translation-block: Include missing 'qemu/atomic.h' header
  accel/tcg: Declare cpu_loop_exit_requested() in 'exec/cpu-common.h'
  exec/cpu-all: Include 'cpu.h' earlier so MMU_USER_IDX is always defined
  target/sparc: Move sparc_restore_state_to_opc() to cpu.c
  target/sparc: Uninline cpu_get_tb_cpu_state()
  target/loongarch: Declare loongarch_cpu_dump_state() locally
  user: Move various declarations out of 'exec/exec-all.h'
  ...

Conflicts:
	hw/char/riscv_htif.c
	hw/intc/riscv_aplic.c
	target/s390x/cpu.c

	Apply sysemu header path changes to not in the pull request.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2024-12-21 11:07:00 -05:00

109 lines
3.5 KiB
C

/*
* Vhost user scsi PCI Bindings
*
* Copyright (c) 2016 Nutanix Inc. All rights reserved.
*
* Author:
* Felipe Franciosi <felipe@nutanix.com>
*
* This work is largely based on the "vhost-scsi" implementation by:
* Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
* Nicholas Bellinger <nab@risingtidesystems.com>
*
* This work is licensed under the terms of the GNU LGPL, version 2 or later.
* See the COPYING.LIB file in the top-level directory.
*
*/
#include "qemu/osdep.h"
#include "standard-headers/linux/virtio_pci.h"
#include "hw/virtio/vhost-user-scsi.h"
#include "hw/virtio/virtio.h"
#include "hw/virtio/virtio-scsi.h"
#include "hw/pci/pci.h"
#include "hw/qdev-properties.h"
#include "qapi/error.h"
#include "qemu/error-report.h"
#include "qemu/module.h"
#include "hw/pci/msi.h"
#include "hw/pci/msix.h"
#include "hw/loader.h"
#include "system/kvm.h"
#include "hw/virtio/virtio-pci.h"
#include "qom/object.h"
typedef struct VHostUserSCSIPCI VHostUserSCSIPCI;
#define TYPE_VHOST_USER_SCSI_PCI "vhost-user-scsi-pci-base"
DECLARE_INSTANCE_CHECKER(VHostUserSCSIPCI, VHOST_USER_SCSI_PCI,
TYPE_VHOST_USER_SCSI_PCI)
struct VHostUserSCSIPCI {
VirtIOPCIProxy parent_obj;
VHostUserSCSI vdev;
};
static const Property vhost_user_scsi_pci_properties[] = {
DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
DEV_NVECTORS_UNSPECIFIED),
};
static void vhost_user_scsi_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
{
VHostUserSCSIPCI *dev = VHOST_USER_SCSI_PCI(vpci_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
VirtIOSCSIConf *conf = &dev->vdev.parent_obj.parent_obj.conf;
if (conf->num_queues == VIRTIO_SCSI_AUTO_NUM_QUEUES) {
conf->num_queues =
virtio_pci_optimal_num_queues(VIRTIO_SCSI_VQ_NUM_FIXED);
}
if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
vpci_dev->nvectors = conf->num_queues + VIRTIO_SCSI_VQ_NUM_FIXED + 1;
}
qdev_realize(vdev, BUS(&vpci_dev->bus), errp);
}
static void vhost_user_scsi_pci_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
k->realize = vhost_user_scsi_pci_realize;
set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
device_class_set_props(dc, vhost_user_scsi_pci_properties);
pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
pcidev_k->revision = 0x00;
pcidev_k->class_id = PCI_CLASS_STORAGE_SCSI;
}
static void vhost_user_scsi_pci_instance_init(Object *obj)
{
VHostUserSCSIPCI *dev = VHOST_USER_SCSI_PCI(obj);
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VHOST_USER_SCSI);
object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev),
"bootindex");
}
static const VirtioPCIDeviceTypeInfo vhost_user_scsi_pci_info = {
.base_name = TYPE_VHOST_USER_SCSI_PCI,
.generic_name = "vhost-user-scsi-pci",
.transitional_name = "vhost-user-scsi-pci-transitional",
.non_transitional_name = "vhost-user-scsi-pci-non-transitional",
.instance_size = sizeof(VHostUserSCSIPCI),
.instance_init = vhost_user_scsi_pci_instance_init,
.class_init = vhost_user_scsi_pci_class_init,
};
static void vhost_user_scsi_pci_register(void)
{
virtio_pci_types_register(&vhost_user_scsi_pci_info);
}
type_init(vhost_user_scsi_pci_register)