From: Deepak Sharma deepak.sharma@amd.com
Modify vgem_init to take platform dev as parent in drm_dev_init. This will make drm device available at "/sys/devices/platform/vgem" in x86 chromebook.
Cc: Daniel Vetter daniel.vetter@ffwll.ch Signed-off-by: Deepak Sharma deepak.sharma@amd.com Reviewed-by: Sean Paul seanpaul@chromium.org Signed-off-by: Emil Velikov emil.velikov@collabora.com --- drivers/gpu/drm/vgem/vgem_drv.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-)
diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c index 2524ff116f00..636ce32fa945 100644 --- a/drivers/gpu/drm/vgem/vgem_drv.c +++ b/drivers/gpu/drm/vgem/vgem_drv.c @@ -472,31 +472,30 @@ static int __init vgem_init(void) if (!vgem_device) return -ENOMEM;
- ret = drm_dev_init(&vgem_device->drm, &vgem_driver, NULL); - if (ret) - goto out_free; - vgem_device->platform = platform_device_register_simple("vgem", -1, NULL, 0); if (IS_ERR(vgem_device->platform)) { ret = PTR_ERR(vgem_device->platform); - goto out_fini; + goto out_free; }
dma_coerce_mask_and_coherent(&vgem_device->platform->dev, DMA_BIT_MASK(64)); + ret = drm_dev_init(&vgem_device->drm, &vgem_driver, &vgem_device->platform->dev); + if (ret) + goto out_unregister;
/* Final step: expose the device/driver to userspace */ ret = drm_dev_register(&vgem_device->drm, 0); if (ret) - goto out_unregister; + goto out_fini;
return 0;
-out_unregister: - platform_device_unregister(vgem_device->platform); out_fini: drm_dev_fini(&vgem_device->drm); +out_unregister: + platform_device_unregister(vgem_device->platform); out_free: kfree(vgem_device); return ret;