From 8558de401b5fbbfb1df96d6986bba3c79cd47401 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Wed, 15 Apr 2020 09:39:40 +0200 Subject: drm/vboxvideo: use managed pci functions Allows us to drop the cleanup code on the floor. Sam noticed in his review: > With this change we avoid calling pci_disable_device() > twise in case vbox_mm_init() fails. > Once in vbox_hw_fini() and once in the error path. v2: Include Sam's review remarks v3: Fix typo in commit summary (Thomas Zimmermann) Acked-by: Sam Ravnborg Reviewed-by: Hans de Goede Signed-off-by: Daniel Vetter Cc: Hans de Goede Link: https://patchwork.freedesktop.org/patch/msgid/20200415074034.175360-6-daniel.vetter@ffwll.ch --- drivers/gpu/drm/vboxvideo/vbox_drv.c | 6 ++---- drivers/gpu/drm/vboxvideo/vbox_main.c | 7 +------ 2 files changed, 3 insertions(+), 10 deletions(-) (limited to 'drivers/gpu/drm/vboxvideo') diff --git a/drivers/gpu/drm/vboxvideo/vbox_drv.c b/drivers/gpu/drm/vboxvideo/vbox_drv.c index cfa4639c5142..cf2e3e6a2388 100644 --- a/drivers/gpu/drm/vboxvideo/vbox_drv.c +++ b/drivers/gpu/drm/vboxvideo/vbox_drv.c @@ -55,13 +55,13 @@ static int vbox_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_drvdata(pdev, vbox); mutex_init(&vbox->hw_mutex); - ret = pci_enable_device(pdev); + ret = pcim_enable_device(pdev); if (ret) return ret; ret = vbox_hw_init(vbox); if (ret) - goto err_pci_disable; + return ret; ret = vbox_mm_init(vbox); if (ret) @@ -91,8 +91,6 @@ err_mm_fini: vbox_mm_fini(vbox); err_hw_fini: vbox_hw_fini(vbox); -err_pci_disable: - pci_disable_device(pdev); return ret; } diff --git a/drivers/gpu/drm/vboxvideo/vbox_main.c b/drivers/gpu/drm/vboxvideo/vbox_main.c index 9dcab115a261..1336ab9795fc 100644 --- a/drivers/gpu/drm/vboxvideo/vbox_main.c +++ b/drivers/gpu/drm/vboxvideo/vbox_main.c @@ -71,8 +71,6 @@ static void vbox_accel_fini(struct vbox_private *vbox) for (i = 0; i < vbox->num_crtcs; ++i) vbva_disable(&vbox->vbva_info[i], vbox->guest_pool, i); - - pci_iounmap(vbox->ddev.pdev, vbox->vbva_buffers); } /* Do we support the 4.3 plus mode hint reporting interface? */ @@ -125,7 +123,7 @@ int vbox_hw_init(struct vbox_private *vbox) /* Create guest-heap mem-pool use 2^4 = 16 byte chunks */ vbox->guest_pool = gen_pool_create(4, -1); if (!vbox->guest_pool) - goto err_unmap_guest_heap; + return -ENOMEM; ret = gen_pool_add_virt(vbox->guest_pool, (unsigned long)vbox->guest_heap, @@ -168,8 +166,6 @@ int vbox_hw_init(struct vbox_private *vbox) err_destroy_guest_pool: gen_pool_destroy(vbox->guest_pool); -err_unmap_guest_heap: - pci_iounmap(vbox->ddev.pdev, vbox->guest_heap); return ret; } @@ -177,5 +173,4 @@ void vbox_hw_fini(struct vbox_private *vbox) { vbox_accel_fini(vbox); gen_pool_destroy(vbox->guest_pool); - pci_iounmap(vbox->ddev.pdev, vbox->guest_heap); } -- cgit v1.2.3