diff options
| author | Hyungwon Hwang <human.hwang@samsung.com> | 2015-07-01 10:09:25 (GMT) |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2015-08-16 01:23:32 (GMT) |
| commit | 5149705dacfb24406634d2060880cd5605772540 (patch) | |
| tree | 716738755d2d98767d822c1a3b6a4a704114cb28 /drivers/gpu/drm/exynos | |
| parent | 7b5102da0a9f008a5d59fa4e3cd9e6006848f3bd (diff) | |
| download | linux-5149705dacfb24406634d2060880cd5605772540.tar.xz | |
drm/exynos: gsc: Handles the combination of rotation and flip
The unique results of all the combination of rotation and flip can
be represented by just 8 states. This patch handles all the combination
correctly.
Signed-off-by: Hyungwon Hwang <human.hwang@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_gsc.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index f1c6b76..808a0a0 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -582,9 +582,17 @@ static int gsc_src_set_transf(struct device *dev, break; case EXYNOS_DRM_DEGREE_180: cfg |= GSC_IN_ROT_180; + if (flip & EXYNOS_DRM_FLIP_VERTICAL) + cfg &= ~GSC_IN_ROT_XFLIP; + if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) + cfg &= ~GSC_IN_ROT_YFLIP; break; case EXYNOS_DRM_DEGREE_270: cfg |= GSC_IN_ROT_270; + if (flip & EXYNOS_DRM_FLIP_VERTICAL) + cfg &= ~GSC_IN_ROT_XFLIP; + if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) + cfg &= ~GSC_IN_ROT_YFLIP; break; default: dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); @@ -845,9 +853,17 @@ static int gsc_dst_set_transf(struct device *dev, break; case EXYNOS_DRM_DEGREE_180: cfg |= GSC_IN_ROT_180; + if (flip & EXYNOS_DRM_FLIP_VERTICAL) + cfg &= ~GSC_IN_ROT_XFLIP; + if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) + cfg &= ~GSC_IN_ROT_YFLIP; break; case EXYNOS_DRM_DEGREE_270: cfg |= GSC_IN_ROT_270; + if (flip & EXYNOS_DRM_FLIP_VERTICAL) + cfg &= ~GSC_IN_ROT_XFLIP; + if (flip & EXYNOS_DRM_FLIP_HORIZONTAL) + cfg &= ~GSC_IN_ROT_YFLIP; break; default: dev_err(ippdrv->dev, "inavlid degree value %d.\n", degree); |