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[v3,1/2] drm: rcar-du: use 1000 to avoid misunderstanding in rcar_du_dpll_divider()

Message ID 87374ceqtz.wl%kuninori.morimoto.gx@renesas.com (mailing list archive)
State New, archived
Headers show

Commit Message

Kuninori Morimoto Dec. 15, 2017, 1:22 a.m. UTC 
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

It is difficult to understand its scale if number has many 0s.
This patch uses "* 1000" to avoid it in rcar_du_dpll_divider().

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
---
v2 -> v3

 - new patch

 drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
index 5685d5a..6820461f 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
@@ -132,7 +132,7 @@  static void rcar_du_dpll_divider(struct rcar_du_crtc *rcrtc,
 
 				output = input * (n + 1) / (m + 1)
 				       / (fdpll + 1);
-				if (output >= 400000000)
+				if (output >= 400 * 1000 * 1000)
 					continue;
 
 				diff = abs((long)output - (long)target);