diff options
author | Russell King <rmk+kernel@armlinux.org.uk> | 2017-07-08 12:22:19 +0300 |
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committer | Russell King <rmk+kernel@armlinux.org.uk> | 2017-12-08 15:19:55 +0300 |
commit | 73c51abd9d9371bc02a8c6717b9758bdee38b20e (patch) | |
tree | d1f614a871b6a7d79c1e65e0aa7afa0dcfaf116c /drivers/gpu/drm/armada/armada_overlay.c | |
parent | 214612f9b7ae2395d1b9d1c51d1e994fcd598b2c (diff) | |
download | linux-73c51abd9d9371bc02a8c6717b9758bdee38b20e.tar.xz |
drm/armada: only enable HSMOOTH if scaling horizontally
Only enable the HSMOOTH control bit if we are scaling horizontally,
otherwise it makes no sense to enable the horizontal scaler.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'drivers/gpu/drm/armada/armada_overlay.c')
-rw-r--r-- | drivers/gpu/drm/armada/armada_overlay.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/armada/armada_overlay.c b/drivers/gpu/drm/armada/armada_overlay.c index e02d0d9d4c23..19fce1a7159f 100644 --- a/drivers/gpu/drm/armada/armada_overlay.c +++ b/drivers/gpu/drm/armada/armada_overlay.c @@ -120,11 +120,11 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, ctrl0 = CFG_DMA_FMT(drm_fb_to_armada_fb(fb)->fmt) | CFG_DMA_MOD(drm_fb_to_armada_fb(fb)->mod) | - CFG_CBSH_ENA | CFG_DMA_HSMOOTH | CFG_DMA_ENA; - - /* Does the position/size result in nothing to display? */ - if (!visible) - ctrl0 &= ~CFG_DMA_ENA; + CFG_CBSH_ENA; + if (visible) + ctrl0 |= CFG_DMA_ENA; + if (drm_rect_width(&src) >> 16 != drm_rect_width(&dest)) + ctrl0 |= CFG_DMA_HSMOOTH; /* * Shifting a YUV packed format image by one pixel causes the U/V |