From: Christoph Hellwig <hch@lst.de>
To: David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>
Cc: "Joonas Lahtinen" <joonas.lahtinen@linux.intel.com>,
kvm@vger.kernel.org, amd-gfx@lists.freedesktop.org,
nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
"Pan, Xinhui" <Xinhui.Pan@amd.com>,
"Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Alex Williamson" <alex.williamson@redhat.com>,
"Jani Nikula" <jani.nikula@linux.intel.com>,
"Rodrigo Vivi" <rodrigo.vivi@intel.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
intel-gfx@lists.freedesktop.org,
"Christian König" <christian.koenig@amd.com>,
"Ben Skeggs" <bskeggs@redhat.com>
Subject: [Nouveau] [PATCH 5/7] vgaarb: provide a vga_client_unregister wrapper
Date: Fri, 16 Jul 2021 08:16:32 +0200 [thread overview]
Message-ID: <20210716061634.2446357-6-hch@lst.de> (raw)
In-Reply-To: <20210716061634.2446357-1-hch@lst.de>
Add a trivial wrapper for the unregister case that sets all fields to
NULL.
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +-
drivers/gpu/drm/drm_irq.c | 4 ++--
drivers/gpu/drm/i915/display/intel_vga.c | 2 +-
drivers/gpu/drm/nouveau/nouveau_vga.c | 2 +-
drivers/gpu/drm/radeon/radeon_device.c | 2 +-
drivers/gpu/vga/vgaarb.c | 3 +--
drivers/vfio/pci/vfio_pci.c | 2 +-
include/linux/vgaarb.h | 5 +++++
8 files changed, 13 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index d303e88e3c23..53afe0198e52 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3838,7 +3838,7 @@ void amdgpu_device_fini_sw(struct amdgpu_device *adev)
vga_switcheroo_fini_domain_pm_ops(adev->dev);
}
if ((adev->pdev->class >> 8) == PCI_CLASS_DISPLAY_VGA)
- vga_client_register(adev->pdev, NULL, NULL, NULL);
+ vga_client_unregister(adev->pdev);
if (IS_ENABLED(CONFIG_PERF_EVENTS))
amdgpu_pmu_fini(adev);
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index c3bd664ea733..c87b0fb384e4 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -140,7 +140,7 @@ int drm_irq_install(struct drm_device *dev, int irq)
if (ret < 0) {
dev->irq_enabled = false;
if (drm_core_check_feature(dev, DRIVER_LEGACY))
- vga_client_register(to_pci_dev(dev->dev), NULL, NULL, NULL);
+ vga_client_unregister(to_pci_dev(dev->dev));
free_irq(irq, dev);
} else {
dev->irq = irq;
@@ -203,7 +203,7 @@ int drm_irq_uninstall(struct drm_device *dev)
DRM_DEBUG("irq=%d\n", dev->irq);
if (drm_core_check_feature(dev, DRIVER_LEGACY))
- vga_client_register(to_pci_dev(dev->dev), NULL, NULL, NULL);
+ vga_client_unregister(to_pci_dev(dev->dev));
if (dev->driver->irq_uninstall)
dev->driver->irq_uninstall(dev);
diff --git a/drivers/gpu/drm/i915/display/intel_vga.c b/drivers/gpu/drm/i915/display/intel_vga.c
index f002b82ba9c0..833f9ec14493 100644
--- a/drivers/gpu/drm/i915/display/intel_vga.c
+++ b/drivers/gpu/drm/i915/display/intel_vga.c
@@ -158,5 +158,5 @@ void intel_vga_unregister(struct drm_i915_private *i915)
{
struct pci_dev *pdev = to_pci_dev(i915->drm.dev);
- vga_client_register(pdev, NULL, NULL, NULL);
+ vga_client_unregister(pdev);
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_vga.c b/drivers/gpu/drm/nouveau/nouveau_vga.c
index 7c4b374b3eca..de7a3a860139 100644
--- a/drivers/gpu/drm/nouveau/nouveau_vga.c
+++ b/drivers/gpu/drm/nouveau/nouveau_vga.c
@@ -118,7 +118,7 @@ nouveau_vga_fini(struct nouveau_drm *drm)
return;
pdev = to_pci_dev(dev->dev);
- vga_client_register(pdev, NULL, NULL, NULL);
+ vga_client_unregister(pdev);
if (pci_is_thunderbolt_attached(pdev))
return;
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 46eea01950cb..d781914f8bcb 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -1530,7 +1530,7 @@ void radeon_device_fini(struct radeon_device *rdev)
vga_switcheroo_unregister_client(rdev->pdev);
if (rdev->flags & RADEON_IS_PX)
vga_switcheroo_fini_domain_pm_ops(rdev->dev);
- vga_client_register(rdev->pdev, NULL, NULL, NULL);
+ vga_client_unregister(rdev->pdev);
if (rdev->rio_mem)
pci_iounmap(rdev->pdev, rdev->rio_mem);
rdev->rio_mem = NULL;
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index 3ed3734f66d9..85b765b80abf 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -877,8 +877,7 @@ EXPORT_SYMBOL(vga_set_legacy_decoding);
* This function does not check whether a client for @pdev has been registered
* already.
*
- * To unregister just call this function with @irq_set_state and @set_vga_decode
- * both set to NULL for the same @pdev as originally used to register them.
+ * To unregister just call vga_client_unregister().
*
* Returns: 0 on success, -1 on failure
*/
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index 318864d52837..47d13a1fb7fb 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -1967,7 +1967,7 @@ static void vfio_pci_vga_uninit(struct vfio_pci_device *vdev)
if (!vfio_pci_is_vga(pdev))
return;
- vga_client_register(pdev, NULL, NULL, NULL);
+ vga_client_unregister(pdev);
vga_set_legacy_decoding(pdev, VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM |
VGA_RSRC_LEGACY_IO |
VGA_RSRC_LEGACY_MEM);
diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
index 05171fc7e26a..7bca61a08700 100644
--- a/include/linux/vgaarb.h
+++ b/include/linux/vgaarb.h
@@ -116,4 +116,9 @@ static inline int vga_get_uninterruptible(struct pci_dev *pdev,
return vga_get(pdev, rsrc, 0);
}
+static inline void vga_client_unregister(struct pci_dev *pdev)
+{
+ vga_client_register(pdev, NULL, NULL, NULL);
+}
+
#endif /* LINUX_VGA_H */
--
2.30.2
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next prev parent reply other threads:[~2021-07-16 6:22 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-16 6:16 [Nouveau] misc vgaarb cleanups Christoph Hellwig
2021-07-16 6:16 ` [Nouveau] [PATCH 1/7] vgaarb: remove VGA_DEFAULT_DEVICE Christoph Hellwig
2021-07-16 7:14 ` Christian König
2021-07-20 13:50 ` Daniel Vetter
2021-07-20 14:12 ` Christian König
2021-07-21 8:30 ` Christian König
2021-07-16 6:16 ` [Nouveau] [PATCH 2/7] vgaarb: remove vga_conflicts Christoph Hellwig
2021-07-16 6:16 ` [Nouveau] [PATCH 3/7] vgaarb: move the kerneldoc for vga_set_legacy_decoding to vgaarb.c Christoph Hellwig
2021-07-16 6:16 ` [Nouveau] [PATCH 4/7] vgaarb: cleanup vgaarb.h Christoph Hellwig
2021-07-16 6:16 ` Christoph Hellwig [this message]
2021-07-16 6:16 ` [Nouveau] [PATCH 6/7] vgaarb: remove the unused irq_set_state argument to vga_client_register Christoph Hellwig
2021-07-16 6:16 ` [Nouveau] [PATCH 7/7] vgaarb: don't pass a cookie " Christoph Hellwig
2021-07-16 11:40 ` [Nouveau] misc vgaarb cleanups Rodrigo Vivi
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