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[U-Boot,v3,4/6] video: fsl_dcu_fb: Fix DCU_MODE_BLEND_ITER setting

Message ID 6676f08c219465c71d82d7530cf27edae682536c.1491887884.git.maitysanchayan@gmail.com
State Accepted
Commit 7ce92a554a257d2f9ceee9ab855b878f01a5f88a
Delegated to: Anatolij Gustschin
Headers show

Commit Message

Sanchayan Maity April 11, 2017, 5:42 a.m. UTC 
From: Stefan Agner <stefan.agner@toradex.com>

DCU_LAYER_MAX_NUM is currently used for DCU_MODE_BLEND_ITER and it
actually overflows the maximum value of BLEND_ITER for Vybrid and
LS102XA. Fix this by using a default value of 2.

Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
Signed-off-by: Sanchayan Maity <maitysanchayan@gmail.com>
---
 drivers/video/fsl_dcu_fb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/video/fsl_dcu_fb.c b/drivers/video/fsl_dcu_fb.c
index a922a91fb2..6e65d84903 100644
--- a/drivers/video/fsl_dcu_fb.c
+++ b/drivers/video/fsl_dcu_fb.c
@@ -294,7 +294,7 @@  int fsl_dcu_init(unsigned int xres, unsigned int yres,
 		    DCU_BGND_R(0) | DCU_BGND_G(0) | DCU_BGND_B(0));
 
 	dcu_write32(&regs->mode,
-		    DCU_MODE_BLEND_ITER(DCU_LAYER_MAX_NUM) |
+		    DCU_MODE_BLEND_ITER(2) |
 		    DCU_MODE_RASTER_EN);
 
 	dcu_write32(&regs->threshold,