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31 lines
1.1 KiB
Diff
31 lines
1.1 KiB
Diff
From c92d32e1adc7ee2fcf014a9abf35039b59478bf3 Mon Sep 17 00:00:00 2001
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From: Andreas Baierl <ichgeh@imkreisrum.de>
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Date: Tue, 26 May 2015 09:23:00 -0400
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Subject: [PATCH 3/9] arm:sunxi:disp: Fix csc calculations.
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---
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drivers/video/sunxi/disp/de_fe.c | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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diff --git a/drivers/video/sunxi/disp/de_fe.c b/drivers/video/sunxi/disp/de_fe.c
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index 92799a0..54dfe7f 100644
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--- a/drivers/video/sunxi/disp/de_fe.c
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+++ b/drivers/video/sunxi/disp/de_fe.c
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@@ -1382,10 +1382,10 @@ __s32 DE_SCAL_Set_CSC_Coef_Enhance(__u8 sel, __u8 in_csc_mode,
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__u32 i;
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__s32 sinv, cosv; /* sin_tab: 7 bit fractional */
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- bright = bright * 64 / 100;
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- bright = saturation * 64 / 100;
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- bright = contrast * 64 / 100;
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- bright = hue * 64 / 100;
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+ bright = DIV_ROUND_CLOSEST((clamp(bright, 0, 100) * 63), 100);
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+ saturation = DIV_ROUND_CLOSEST((clamp(saturation, 0, 100) * 63), 100);
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+ contrast = DIV_ROUND_CLOSEST((clamp(contrast, 0, 100) * 63), 100);
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+ hue = DIV_ROUND_CLOSEST((clamp(hue, 0, 100) * 63), 100);
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sinv = image_enhance_tab[8 * 12 + (hue & 0x3f)];
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cosv = image_enhance_tab[8 * 12 + 8 * 8 + (hue & 0x3f)];
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--
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2.7.0
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