[PATCH] drm/exynos: use DIV_ROUND_CLOSEST to find the closest div
Chanho Park
parkch98 at gmail.com
Thu Feb 11 14:11:20 UTC 2016
From: Chanho Park <chanho61.park at samsung.com>
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.
Cc: Inki Dae <inki.dae at samsung.com>
Cc: Joonyoung Shim <jy0922.shim at samsung.com>
Cc: Seung-Woo Kim <sw0312.kim at samsung.com>
Signed-off-by: Chanho Park <chanho61.park at samsung.com>
---
drivers/gpu/drm/exynos/exynos_drm_fimd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index 4fb2952..da97f93 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -383,7 +383,7 @@ 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;
}
--
2.5.0
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