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[2/4] drm/omap: print warning when rotating non-TILER fb

Message ID 1397468799-13286-2-git-send-email-tomi.valkeinen@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tomi Valkeinen April 14, 2014, 9:46 a.m. UTC 
Print a warning when the user tries to rotate a non-TILER framebuffer.

Also set the rotation to 0, to avoid constant flood of the warnings in
case of page flipping.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
---
 drivers/gpu/drm/omapdrm/omap_fb.c | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/omapdrm/omap_fb.c b/drivers/gpu/drm/omapdrm/omap_fb.c
index d2b8c49bfb4a..03ba7c47eec3 100644
--- a/drivers/gpu/drm/omapdrm/omap_fb.c
+++ b/drivers/gpu/drm/omapdrm/omap_fb.c
@@ -218,6 +218,13 @@  void omap_framebuffer_update_scanout(struct drm_framebuffer *fb,
 		info->rotation_type = OMAP_DSS_ROT_TILER;
 		info->screen_width  = omap_gem_tiled_stride(plane->bo, orient);
 	} else {
+		if (win->rotation) {
+			dev_warn(fb->dev->dev,
+				"rotation '%d' ignored for non-tiled fb\n",
+				win->rotation);
+			win->rotation = 0;
+		}
+
 		info->paddr         = get_linear_addr(plane, format, 0, x, y);
 		info->rotation_type = OMAP_DSS_ROT_DMA;
 		info->screen_width  = plane->pitch;