With the drm_device lifetime fun cleaned up there's nothing in the way anymore to use devm_ for everything hw releated. Do it, and in the process, throw out the entire onion unwinding.
Signed-off-by: Daniel Vetter daniel.vetter@intel.com Cc: Dave Airlie airlied@redhat.com Cc: Gerd Hoffmann kraxel@redhat.com Cc: Daniel Vetter daniel.vetter@ffwll.ch Cc: "Noralf Trønnes" noralf@tronnes.org Cc: Emil Velikov emil.velikov@collabora.com Cc: Thomas Zimmermann tzimmermann@suse.de Cc: virtualization@lists.linux-foundation.org --- drivers/gpu/drm/cirrus/cirrus.c | 44 +++++++++++---------------------- 1 file changed, 14 insertions(+), 30 deletions(-)
diff --git a/drivers/gpu/drm/cirrus/cirrus.c b/drivers/gpu/drm/cirrus/cirrus.c index 6ac0286810ec..1b78a2f88f69 100644 --- a/drivers/gpu/drm/cirrus/cirrus.c +++ b/drivers/gpu/drm/cirrus/cirrus.c @@ -558,7 +558,7 @@ static int cirrus_pci_probe(struct pci_dev *pdev, if (ret) return ret;
- ret = pci_enable_device(pdev); + ret = pcim_enable_device(pdev); if (ret) return ret;
@@ -569,39 +569,38 @@ static int cirrus_pci_probe(struct pci_dev *pdev, ret = -ENOMEM; cirrus = kzalloc(sizeof(*cirrus), GFP_KERNEL); if (cirrus == NULL) - goto err_pci_release; + return ret;
dev = &cirrus->dev; - ret = drm_dev_init(dev, &cirrus_driver, &pdev->dev); + ret = devm_drm_dev_init(&pdev->dev, dev, &cirrus_driver); if (ret) { kfree(cirrus); - goto err_pci_release; + return ret; } dev->dev_private = cirrus; drmm_add_final_kfree(dev, cirrus);
- ret = -ENOMEM; - cirrus->vram = ioremap(pci_resource_start(pdev, 0), - pci_resource_len(pdev, 0)); + cirrus->vram = devm_ioremap(&pdev->dev, pci_resource_start(pdev, 0), + pci_resource_len(pdev, 0)); if (cirrus->vram == NULL) - goto err_dev_put; + return -ENOMEM;
- cirrus->mmio = ioremap(pci_resource_start(pdev, 1), - pci_resource_len(pdev, 1)); + cirrus->mmio = devm_ioremap(&pdev->dev, pci_resource_start(pdev, 1), + pci_resource_len(pdev, 1)); if (cirrus->mmio == NULL) - goto err_unmap_vram; + return -ENOMEM;
ret = cirrus_mode_config_init(cirrus); if (ret) - goto err_cleanup; + return ret;
ret = cirrus_conn_init(cirrus); if (ret < 0) - goto err_cleanup; + return ret;
ret = cirrus_pipe_init(cirrus); if (ret < 0) - goto err_cleanup; + return ret;
drm_mode_config_reset(dev);
@@ -609,33 +608,18 @@ static int cirrus_pci_probe(struct pci_dev *pdev, pci_set_drvdata(pdev, dev); ret = drm_dev_register(dev, 0); if (ret) - goto err_cleanup; + return ret;
drm_fbdev_generic_setup(dev, dev->mode_config.preferred_depth); return 0; - -err_cleanup: - iounmap(cirrus->mmio); -err_unmap_vram: - iounmap(cirrus->vram); -err_dev_put: - drm_dev_put(dev); -err_pci_release: - pci_release_regions(pdev); - return ret; }
static void cirrus_pci_remove(struct pci_dev *pdev) { struct drm_device *dev = pci_get_drvdata(pdev); - struct cirrus_device *cirrus = dev->dev_private;
drm_dev_unplug(dev); drm_atomic_helper_shutdown(dev); - iounmap(cirrus->mmio); - iounmap(cirrus->vram); - drm_dev_put(dev); - pci_release_regions(pdev); }
static const struct pci_device_id pciidlist[] = {