diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2019-05-08 11:26:26 +0300 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2019-05-15 17:17:08 +0300 |
| commit | a75813435d82e213aef072bd668f049b1956dd13 (patch) | |
| tree | eb4ca7e8d0ce80c615d64264d3835fa7d277e545 /drivers/gpu/drm/mgag200/mgag200_mode.c | |
| parent | 94668ac796a5de8864bfc1a34edd24f81f3e6a2c (diff) | |
| download | linux-a75813435d82e213aef072bd668f049b1956dd13.tar.xz | |
drm/mgag200: Replace mapping code with drm_gem_vram_{kmap/kunmap}()
The mgag200 driver establishes several memory mappings for frame buffers
and cursors. This patch converts the driver to use the equivalent
drm_gem_vram_kmap() functions. It removes the dependencies on TTM
and cleans up the code.
v4:
* cleanups from checkpatch.pl
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: http://patchwork.freedesktop.org/patch/msgid/20190508082630.15116-17-tzimmermann@suse.de
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/mgag200/mgag200_mode.c')
| -rw-r--r-- | drivers/gpu/drm/mgag200/mgag200_mode.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c index 26baae5eeb9b..3098bf5c1744 100644 --- a/drivers/gpu/drm/mgag200/mgag200_mode.c +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c @@ -870,6 +870,7 @@ static int mga_crtc_do_set_base(struct drm_crtc *crtc, struct drm_gem_vram_object *gbo; int ret; s64 gpu_addr; + void *base; /* push the previous fb to system ram */ if (!atomic && fb) { @@ -902,11 +903,13 @@ static int mga_crtc_do_set_base(struct drm_crtc *crtc, if (&mdev->mfbdev->mfb == mga_fb) { /* if pushing console in kmap it */ - ret = ttm_bo_kmap(&gbo->bo, 0, gbo->bo.num_pages, &gbo->kmap); - if (ret) + base = drm_gem_vram_kmap(gbo, true, NULL); + if (IS_ERR(base)) { + ret = PTR_ERR(base); DRM_ERROR("failed to kmap fbcon\n"); - + } } + drm_gem_vram_unreserve(gbo); mga_set_start_address(crtc, (u32)gpu_addr); |