The VRAM helper's vmap interfaces provide pinning and mapping of BO memory. This patch replaces the respective code in mgag200 cursor handling.
Signed-off-by: Thomas Zimmermann tzimmermann@suse.de --- drivers/gpu/drm/mgag200/mgag200_cursor.c | 22 +++++++--------------- 1 file changed, 7 insertions(+), 15 deletions(-)
diff --git a/drivers/gpu/drm/mgag200/mgag200_cursor.c b/drivers/gpu/drm/mgag200/mgag200_cursor.c index 289ce3e29032..89f61573a497 100644 --- a/drivers/gpu/drm/mgag200/mgag200_cursor.c +++ b/drivers/gpu/drm/mgag200/mgag200_cursor.c @@ -85,17 +85,12 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, if (!obj) return -ENOENT; gbo = drm_gem_vram_of_gem(obj); - ret = drm_gem_vram_pin(gbo, 0); - if (ret) { - dev_err(&dev->pdev->dev, "failed to lock user bo\n"); - goto err_drm_gem_object_put_unlocked; - } - src = drm_gem_vram_kmap(gbo, true, NULL); + src = drm_gem_vram_vmap(gbo); if (IS_ERR(src)) { ret = PTR_ERR(src); dev_err(&dev->pdev->dev, - "failed to kmap user buffer updates\n"); - goto err_drm_gem_vram_unpin_src; + "failed to map user buffer updates\n"); + goto err_drm_gem_object_put_unlocked; }
/* Pin and map up-coming buffer to write colour indices */ @@ -103,7 +98,7 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, if (ret) { dev_err(&dev->pdev->dev, "failed to pin cursor buffer: %d\n", ret); - goto err_drm_gem_vram_kunmap_src; + goto err_drm_gem_vram_vunmap; } dst = drm_gem_vram_kmap(pixels_next, true, NULL); if (IS_ERR(dst)) { @@ -213,8 +208,7 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, mdev->cursor.pixels_current = pixels_next;
drm_gem_vram_kunmap(pixels_next); - drm_gem_vram_kunmap(gbo); - drm_gem_vram_unpin(gbo); + drm_gem_vram_vunmap(gbo, src); drm_gem_object_put_unlocked(obj);
return 0; @@ -223,10 +217,8 @@ int mga_crtc_cursor_set(struct drm_crtc *crtc, drm_gem_vram_kunmap(pixels_next); err_drm_gem_vram_unpin_dst: drm_gem_vram_unpin(pixels_next); -err_drm_gem_vram_kunmap_src: - drm_gem_vram_kunmap(gbo); -err_drm_gem_vram_unpin_src: - drm_gem_vram_unpin(gbo); +err_drm_gem_vram_vunmap: + drm_gem_vram_vunmap(gbo, src); err_drm_gem_object_put_unlocked: drm_gem_object_put_unlocked(obj); return ret;