[PATCH 25/51] drm: Garbage collect drm_dev_fini
Daniel Vetter
daniel.vetter at ffwll.ch
Mon Mar 23 14:49:24 UTC 2020
It has become empty. Given the few users I figured not much point
splitting this up.
v2: Rebase over i915 changes.
v3: Rebase over patch split fix.
Acked-by: Sam Ravnborg <sam at ravnborg.org>
Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
---
drivers/gpu/drm/cirrus/cirrus.c | 1 -
drivers/gpu/drm/drm_drv.c | 20 -------------------
drivers/gpu/drm/drm_mipi_dbi.c | 1 -
drivers/gpu/drm/i915/i915_drv.c | 9 ---------
.../gpu/drm/i915/selftests/mock_gem_device.c | 2 --
drivers/gpu/drm/ingenic/ingenic-drm.c | 1 -
drivers/gpu/drm/mcde/mcde_drv.c | 1 -
drivers/gpu/drm/tidss/tidss_drv.c | 2 --
drivers/gpu/drm/tiny/gm12u320.c | 1 -
drivers/gpu/drm/tiny/repaper.c | 1 -
drivers/gpu/drm/udl/udl_drv.c | 1 -
drivers/gpu/drm/vgem/vgem_drv.c | 1 -
drivers/gpu/drm/vkms/vkms_drv.c | 1 -
drivers/gpu/drm/xen/xen_drm_front.c | 2 --
include/drm/drm_drv.h | 5 +----
15 files changed, 1 insertion(+), 48 deletions(-)
diff --git a/drivers/gpu/drm/cirrus/cirrus.c b/drivers/gpu/drm/cirrus/cirrus.c
index 2232556ce34c..a9d789a56536 100644
--- a/drivers/gpu/drm/cirrus/cirrus.c
+++ b/drivers/gpu/drm/cirrus/cirrus.c
@@ -529,7 +529,6 @@ static void cirrus_mode_config_init(struct cirrus_device *cirrus)
static void cirrus_release(struct drm_device *dev)
{
drm_mode_config_cleanup(dev);
- drm_dev_fini(dev);
}
DEFINE_DRM_GEM_FOPS(cirrus_fops);
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index 3516b16cd33d..03f5cb829957 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -281,7 +281,6 @@ void drm_minor_release(struct drm_minor *minor)
* struct driver_device *priv = container_of(...);
*
* drm_mode_config_cleanup(drm);
- * drm_dev_fini(drm);
* }
*
* static struct drm_driver driver_drm_driver = {
@@ -736,23 +735,6 @@ int devm_drm_dev_init(struct device *parent,
}
EXPORT_SYMBOL(devm_drm_dev_init);
-/**
- * drm_dev_fini - Finalize a dead DRM device
- * @dev: DRM device
- *
- * Finalize a dead DRM device. This is the converse to drm_dev_init() and
- * frees up all data allocated by it. All driver private data should be
- * finalized first. Note that this function does not free the @dev, that is
- * left to the caller.
- *
- * The ref-count of @dev must be zero, and drm_dev_fini() should only be called
- * from a &drm_driver.release callback.
- */
-void drm_dev_fini(struct drm_device *dev)
-{
-}
-EXPORT_SYMBOL(drm_dev_fini);
-
/**
* drm_dev_alloc - Allocate new DRM device
* @driver: DRM driver to allocate device for
@@ -803,8 +785,6 @@ static void drm_dev_release(struct kref *ref)
if (dev->driver->release)
dev->driver->release(dev);
- else
- drm_dev_fini(dev);
drm_managed_release(dev);
diff --git a/drivers/gpu/drm/drm_mipi_dbi.c b/drivers/gpu/drm/drm_mipi_dbi.c
index 98d0af8376fd..44de8502a472 100644
--- a/drivers/gpu/drm/drm_mipi_dbi.c
+++ b/drivers/gpu/drm/drm_mipi_dbi.c
@@ -592,7 +592,6 @@ void mipi_dbi_release(struct drm_device *drm)
DRM_DEBUG_DRIVER("\n");
drm_mode_config_cleanup(drm);
- drm_dev_fini(drm);
}
EXPORT_SYMBOL(mipi_dbi_release);
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 481313536b5a..a7a3b4b98572 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -906,13 +906,6 @@ i915_driver_create(struct pci_dev *pdev, const struct pci_device_id *ent)
return i915;
}
-static void i915_driver_destroy(struct drm_i915_private *i915)
-{
- struct pci_dev *pdev = i915->drm.pdev;
-
- drm_dev_fini(&i915->drm);
-}
-
/**
* i915_driver_probe - setup chip and create an initial config
* @pdev: PCI device
@@ -1015,7 +1008,6 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
pci_disable_device(pdev);
out_fini:
i915_probe_error(i915, "Device initialization failed (%d)\n", ret);
- i915_driver_destroy(i915);
drm_dev_put(&i915->drm);
return ret;
}
@@ -1072,7 +1064,6 @@ static void i915_driver_release(struct drm_device *dev)
intel_runtime_pm_driver_release(rpm);
i915_driver_late_release(dev_priv);
- i915_driver_destroy(dev_priv);
}
static int i915_driver_open(struct drm_device *dev, struct drm_file *file)
diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
index acf889e4b993..2b4407ac26de 100644
--- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c
+++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c
@@ -76,7 +76,6 @@ static void mock_device_release(struct drm_device *dev)
drm_mode_config_cleanup(&i915->drm);
- drm_dev_fini(&i915->drm);
out:
put_device(&i915->drm.pdev->dev);
i915->drm.pdev = NULL;
@@ -215,7 +214,6 @@ struct drm_i915_private *mock_gem_device(void)
intel_gt_driver_late_release(&i915->gt);
intel_memory_regions_driver_release(i915);
drm_mode_config_cleanup(&i915->drm);
- drm_dev_fini(&i915->drm);
drm_dev_put(&i915->drm);
return NULL;
diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c
index e2c832eb4e9a..192aaa4421a3 100644
--- a/drivers/gpu/drm/ingenic/ingenic-drm.c
+++ b/drivers/gpu/drm/ingenic/ingenic-drm.c
@@ -492,7 +492,6 @@ static irqreturn_t ingenic_drm_irq_handler(int irq, void *arg)
static void ingenic_drm_release(struct drm_device *drm)
{
drm_mode_config_cleanup(drm);
- drm_dev_fini(drm);
}
static int ingenic_drm_enable_vblank(struct drm_crtc *crtc)
diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c
index 7474481503a1..a543ebf3d541 100644
--- a/drivers/gpu/drm/mcde/mcde_drv.c
+++ b/drivers/gpu/drm/mcde/mcde_drv.c
@@ -223,7 +223,6 @@ static void mcde_release(struct drm_device *drm)
struct mcde *mcde = drm->dev_private;
drm_mode_config_cleanup(drm);
- drm_dev_fini(drm);
}
DEFINE_DRM_GEM_CMA_FOPS(drm_fops);
diff --git a/drivers/gpu/drm/tidss/tidss_drv.c b/drivers/gpu/drm/tidss/tidss_drv.c
index 32a85628dbec..460d5e9d0cf4 100644
--- a/drivers/gpu/drm/tidss/tidss_drv.c
+++ b/drivers/gpu/drm/tidss/tidss_drv.c
@@ -108,8 +108,6 @@ static void tidss_release(struct drm_device *ddev)
drm_kms_helper_poll_fini(ddev);
tidss_modeset_cleanup(tidss);
-
- drm_dev_fini(ddev);
}
DEFINE_DRM_GEM_CMA_FOPS(tidss_fops);
diff --git a/drivers/gpu/drm/tiny/gm12u320.c b/drivers/gpu/drm/tiny/gm12u320.c
index 524ca0941cf9..3928f69bbd3d 100644
--- a/drivers/gpu/drm/tiny/gm12u320.c
+++ b/drivers/gpu/drm/tiny/gm12u320.c
@@ -637,7 +637,6 @@ static void gm12u320_driver_release(struct drm_device *dev)
gm12u320_usb_free(gm12u320);
drm_mode_config_cleanup(dev);
- drm_dev_fini(dev);
}
DEFINE_DRM_GEM_FOPS(gm12u320_fops);
diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c
index df5654ef53ee..4741ff670ec9 100644
--- a/drivers/gpu/drm/tiny/repaper.c
+++ b/drivers/gpu/drm/tiny/repaper.c
@@ -914,7 +914,6 @@ static void repaper_release(struct drm_device *drm)
DRM_DEBUG_DRIVER("\n");
drm_mode_config_cleanup(drm);
- drm_dev_fini(drm);
}
static const uint32_t repaper_formats[] = {
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c
index 6a5594946096..8b78c356beb5 100644
--- a/drivers/gpu/drm/udl/udl_drv.c
+++ b/drivers/gpu/drm/udl/udl_drv.c
@@ -38,7 +38,6 @@ static void udl_driver_release(struct drm_device *dev)
{
udl_fini(dev);
udl_modeset_cleanup(dev);
- drm_dev_fini(dev);
}
static struct drm_driver driver = {
diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c
index 7486014e9149..ec1a8ebb6f1b 100644
--- a/drivers/gpu/drm/vgem/vgem_drv.c
+++ b/drivers/gpu/drm/vgem/vgem_drv.c
@@ -432,7 +432,6 @@ static void vgem_release(struct drm_device *dev)
struct vgem_device *vgem = container_of(dev, typeof(*vgem), drm);
platform_device_unregister(vgem->platform);
- drm_dev_fini(&vgem->drm);
}
static struct drm_driver vgem_driver = {
diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index 2f35fe789343..eef85f1a0ce5 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.c
+++ b/drivers/gpu/drm/vkms/vkms_drv.c
@@ -64,7 +64,6 @@ static void vkms_release(struct drm_device *dev)
platform_device_unregister(vkms->platform);
drm_atomic_helper_shutdown(&vkms->drm);
drm_mode_config_cleanup(&vkms->drm);
- drm_dev_fini(&vkms->drm);
destroy_workqueue(vkms->output.composer_workq);
}
diff --git a/drivers/gpu/drm/xen/xen_drm_front.c b/drivers/gpu/drm/xen/xen_drm_front.c
index d22b5da38935..b91d23b5f3ae 100644
--- a/drivers/gpu/drm/xen/xen_drm_front.c
+++ b/drivers/gpu/drm/xen/xen_drm_front.c
@@ -460,8 +460,6 @@ static void xen_drm_drv_release(struct drm_device *dev)
drm_atomic_helper_shutdown(dev);
drm_mode_config_cleanup(dev);
- drm_dev_fini(dev);
-
if (front_info->cfg.be_alloc)
xenbus_switch_state(front_info->xb_dev,
XenbusStateInitialising);
diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h
index fa643202e893..5a05c2010873 100644
--- a/include/drm/drm_drv.h
+++ b/include/drm/drm_drv.h
@@ -265,9 +265,7 @@ struct drm_driver {
* @release:
*
* Optional callback for destroying device data after the final
- * reference is released, i.e. the device is being destroyed. Drivers
- * using this callback are responsible for calling drm_dev_fini()
- * to finalize the device and then freeing the struct themselves.
+ * reference is released, i.e. the device is being destroyed.
*/
void (*release) (struct drm_device *);
@@ -623,7 +621,6 @@ int drm_dev_init(struct drm_device *dev,
int devm_drm_dev_init(struct device *parent,
struct drm_device *dev,
struct drm_driver *driver);
-void drm_dev_fini(struct drm_device *dev);
struct drm_device *drm_dev_alloc(struct drm_driver *driver,
struct device *parent);
--
2.25.1
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