[PATCH v10 01/17] drm/exynos: fix source data argument for plane

Gustavo Padovan
2015-06-01T15:05:05Z

From: Joonyoung Shim <jy0922.shim@samsung.com>

The exynos_update_plane function needs 16.16 fixed point source data.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
---
drivers/gpu/drm/exynos/exynos_drm_crtc.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index 9006b94..363b019 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -127,7 +127,8 @@ static int exynos_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
crtc_h = fb->height - y;

return exynos_update_plane(crtc->primary, crtc, fb, 0, 0,
- crtc_w, crtc_h, x, y, crtc_w, crtc_h);
+ crtc_w, crtc_h, x << 16, y << 16,
+ crtc_w << 16, crtc_h << 16);
}

static void exynos_drm_crtc_disable(struct drm_crtc *crtc)
@@ -202,8 +203,8 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc,
crtc_w = fb->width - crtc->x;
crtc_h = fb->height - crtc->y;
ret = exynos_update_plane(crtc->primary, crtc, fb, 0, 0,
- crtc_w, crtc_h, crtc->x, crtc->y,
- crtc_w, crtc_h);
+ crtc_w, crtc_h, crtc->x << 16, crtc->y << 16,
+ crtc_w << 16, crtc_h << 16);
if (ret) {
crtc->primary->fb = old_fb;
spin_lock_irq(&dev->event_lock);
--
2.1.0