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drm/exynos: use DIV_ROUND_CLOSEST to find the closest div

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This patch uses DIV_ROUND_CLOSEST instead of DIV_ROUND_UP
The DIV_ROUND_CLOSEST can be used to find the closest integer
value when we divide some integers.

Signed-off-by: Chanho Park <chanho61.park@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Chanho Park
2016-02-11 23:11:20 +09:00
committed by Inki Dae
parent 4e6319cd52
commit 217fb00a79
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/exynos/exynos_drm_fimd.c
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@@ -380,7 +380,7 @@ static u32 fimd_calc_clkdiv(struct fimd_context *ctx,
}
/* Find the clock divider value that gets us closest to ideal_clk */
clkdiv = DIV_ROUND_UP(clk_get_rate(ctx->lcd_clk), ideal_clk);
clkdiv = DIV_ROUND_CLOSEST(clk_get_rate(ctx->lcd_clk), ideal_clk);
return (clkdiv < 0x100) ? clkdiv : 0xff;
}