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| author |   Dave Airlie <airlied@redhat.com> | 2016-09-30 13:00:36 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2016-09-30 13:00:36 +1000 |
| commit | b2d7e08903e62b9f504fe6a954425b737aa9ff96 (patch) | |
| tree | 20dde1ed527527304d32f33d76af396bd2b67485 | |
| parent | Merge tag 'drm/panel/for-4.9-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next (diff) | |
| parent | drm/tegra: Fix window[0] base address corruption (diff) | |
| download | linux-rng-b2d7e08903e62b9f504fe6a954425b737aa9ff96.tar.xz linux-rng-b2d7e08903e62b9f504fe6a954425b737aa9ff96.zip | |
Merge tag 'drm/tegra/for-4.9-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next
drm/tegra: Changes for v4.9-rc1
One bugfix that avoids overwriting the Y plane base address when
displaying buffers with one of the YUV/YVU formats.
* tag 'drm/tegra/for-4.9-rc1' of git://anongit.freedesktop.org/tegra/linux:
drm/tegra: Fix window[0] base address corruption
| -rw-r--r-- | drivers/gpu/drm/tegra/dc.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 3de7ce33d3d4..4010d69cbd08 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -580,7 +580,14 @@ static void tegra_plane_atomic_update(struct drm_plane *plane, struct tegra_bo *bo = tegra_fb_get_plane(fb, i); window.base[i] = bo->paddr + fb->offsets[i]; - window.stride[i] = fb->pitches[i]; + + /* + * Tegra uses a shared stride for UV planes. Framebuffers are + * already checked for this in the tegra_plane_atomic_check() + * function, so it's safe to ignore the V-plane pitch here. + */ + if (i < 2) + window.stride[i] = fb->pitches[i]; } tegra_dc_setup_window(dc, p->index, &window); |