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Merge tag 'drm/tegra/for-4.9-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next

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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
This commit is contained in:
Dave Airlie
2016-09-30 13:00:36 +10:00
parent 011a9b9d50 08ee01789e
commit b2d7e08903
1 changed files with 8 additions and 1 deletions
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drivers/gpu/drm/tegra/dc.c
+8 -1
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@@ -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);