diff options
| author |   Zhu Lingshan <lingshan.zhu@intel.com> | 2022-11-25 22:57:17 +0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-03-11 13:50:47 +0100 |
| commit | c357b317e575ccaa36241da3b3c42169982eca21 (patch) | |
| tree | 5271619c37d3d603c2c302de0187e7c5745031bd | |
| parent | vDPA/ifcvf: decouple vq IRQ releasers from the adapter (diff) | |
| download | linux-stable-c357b317e575ccaa36241da3b3c42169982eca21.tar.xz linux-stable-c357b317e575ccaa36241da3b3c42169982eca21.zip | |
vDPA/ifcvf: decouple config IRQ releaser from the adapter
commit 23dac55cec3afdbc1b4eaed1c79f2cee00477f8b upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/vdpa/ifcvf/ifcvf_main.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c index a96c0a38cce2..7db007ba0dcf 100644 --- a/drivers/vdpa/ifcvf/ifcvf_main.c +++ b/drivers/vdpa/ifcvf/ifcvf_main.c @@ -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); |