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path: root/drivers/gpu/drm/omapdrm
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Diffstat (limited to 'drivers/gpu/drm/omapdrm')
-rw-r--r--drivers/gpu/drm/omapdrm/dss/dispc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c
index f0f729fc4ca2..3ad56b30c90a 100644
--- a/drivers/gpu/drm/omapdrm/dss/dispc.c
+++ b/drivers/gpu/drm/omapdrm/dss/dispc.c
@@ -2590,6 +2590,10 @@ static int dispc_ovl_setup_common(struct dispc_device *dispc,
unsigned long pclk = dispc_plane_pclk_rate(dispc, plane);
unsigned long lclk = dispc_plane_lclk_rate(dispc, plane);
+ /* when setting up WB, dispc_plane_pclk_rate() returns 0 */
+ if (plane == OMAP_DSS_WB)
+ pclk = vm->pixelclock;
+
if (paddr == 0 && rotation_type != OMAP_DSS_ROT_TILER)
return -EINVAL;