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vDPA/ifcvf: decouple config IRQ releaser from the adapter

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This commit decouples config IRQ releaser from the adapter,
so that it could be invoked once probe or in err handlers.
ifcvf_free_irq() works on ifcvf_hw in this commit

Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Cc: stable@vger.kernel.org
Message-Id: <20221125145724.1129962-6-lingshan.zhu@intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Zhu Lingshan
2022-11-25 22:57:17 +08:00
committed by Michael S. Tsirkin
parent 004cbcabab
commit 23dac55cec
1 changed files with 10 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/vdpa/ifcvf/ifcvf_main.c
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@@ -101,10 +101,9 @@ static void ifcvf_free_vq_irq(struct ifcvf_hw *vf)
ifcvf_free_vqs_reused_irq(vf);
}
static void ifcvf_free_config_irq(struct ifcvf_adapter *adapter)
static void ifcvf_free_config_irq(struct ifcvf_hw *vf)
{
struct pci_dev *pdev = adapter->pdev;
struct ifcvf_hw *vf = &adapter->vf;
struct pci_dev *pdev = vf->pdev;
if (vf->config_irq == -EINVAL)
return;
@@ -119,13 +118,12 @@ static void ifcvf_free_config_irq(struct ifcvf_adapter *adapter)
}
}
static void ifcvf_free_irq(struct ifcvf_adapter *adapter)
static void ifcvf_free_irq(struct ifcvf_hw *vf)
{
struct pci_dev *pdev = adapter->pdev;
struct ifcvf_hw *vf = &adapter->vf;
struct pci_dev *pdev = vf->pdev;
ifcvf_free_vq_irq(vf);
ifcvf_free_config_irq(adapter);
ifcvf_free_config_irq(vf);
ifcvf_free_irq_vectors(pdev);
}
@@ -187,7 +185,7 @@ static int ifcvf_request_per_vq_irq(struct ifcvf_adapter *adapter)
return 0;
err:
ifcvf_free_irq(adapter);
ifcvf_free_irq(vf);
return -EFAULT;
}
@@ -221,7 +219,7 @@ static int ifcvf_request_vqs_reused_irq(struct ifcvf_adapter *adapter)
return 0;
err:
ifcvf_free_irq(adapter);
ifcvf_free_irq(vf);
return -EFAULT;
}
@@ -262,7 +260,7 @@ static int ifcvf_request_dev_irq(struct ifcvf_adapter *adapter)
return 0;
err:
ifcvf_free_irq(adapter);
ifcvf_free_irq(vf);
return -EFAULT;
@@ -317,7 +315,7 @@ static int ifcvf_request_config_irq(struct ifcvf_adapter *adapter)
return 0;
err:
ifcvf_free_irq(adapter);
ifcvf_free_irq(vf);
return -EFAULT;
}
@@ -508,7 +506,7 @@ static int ifcvf_vdpa_reset(struct vdpa_device *vdpa_dev)
if (status_old & VIRTIO_CONFIG_S_DRIVER_OK) {
ifcvf_stop_datapath(adapter);
ifcvf_free_irq(adapter);
ifcvf_free_irq(vf);
}
ifcvf_reset_vring(adapter);