From 815b02e3c05dcfae759a96903025beb5dab85f97 Mon Sep 17 00:00:00 2001
From: Philipp Zabel
Date: Tue, 18 Sep 2018 11:34:21 +0200
Subject: gpu: ipu-v3: image-convert: allow three rows or columns
If width or height are in the [2049, 3072] range, allow to
use just three tiles in this dimension, instead of four.
Signed-off-by: Philipp Zabel
Acked-by: Steve Longerbeam
Tested-by: Steve Longerbeam
---
drivers/gpu/ipu-v3/ipu-image-convert.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
(limited to 'drivers/gpu')
diff --git a/drivers/gpu/ipu-v3/ipu-image-convert.c b/drivers/gpu/ipu-v3/ipu-image-convert.c
index 3e73494d5930..13103ab86050 100644
--- a/drivers/gpu/ipu-v3/ipu-image-convert.c
+++ b/drivers/gpu/ipu-v3/ipu-image-convert.c
@@ -379,12 +379,7 @@ static int alloc_dma_buf(struct ipu_image_convert_priv *priv,
static inline int num_stripes(int dim)
{
- if (dim <= 1024)
- return 1;
- else if (dim <= 2048)
- return 2;
- else
- return 4;
+ return (dim - 1) / 1024 + 1;
}
/*
--
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