Messages in this thread Patch in this message | | | From | Tomi Valkeinen <> | Date | Tue, 22 Aug 2023 19:19:44 +0300 | Subject | [PATCH v3 11/12] drm/bridge: tc358768: Fix tc358768_ns_to_cnt() |
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The tc358768_ns_to_cnt() is, most likely, supposed to do a div-round-up operation, but it misses subtracting one from the dividend.
Fix this by just using DIV_ROUND_UP().
Fixes: ff1ca6397b1d ("drm/bridge: Add tc358768 driver") Reviewed-by: Peter Ujfalusi <peter.ujfalusi@gmail.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> --- drivers/gpu/drm/bridge/tc358768.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc358768.c index 9ce8d120b50c..f41bf56b7d6b 100644 --- a/drivers/gpu/drm/bridge/tc358768.c +++ b/drivers/gpu/drm/bridge/tc358768.c @@ -630,7 +630,7 @@ static int tc358768_setup_pll(struct tc358768_priv *priv, static u32 tc358768_ns_to_cnt(u32 ns, u32 period_ps) { - return (ns * 1000 + period_ps) / period_ps; + return DIV_ROUND_UP(ns * 1000, period_ps); } static u32 tc358768_ps_to_ns(u32 ps) -- 2.34.1
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