On 04/08/2023 13:44, Tomi Valkeinen wrote: > 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(). Reviewed-by: Peter Ujfalusi <peter.ujfal...@gmail.com> > Fixes: ff1ca6397b1d ("drm/bridge: Add tc358768 driver") > Signed-off-by: Tomi Valkeinen <tomi.valkei...@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 9411b0fb471e..dc2241c18dde 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) > -- Péter
- [PATCH 03/11] drm/bridge: tc358768: Cleanup PLL calculatio... Tomi Valkeinen
- Re: [PATCH 03/11] drm/bridge: tc358768: Cleanup PLL c... Péter Ujfalusi
- [PATCH 06/11] drm/bridge: tc358768: Use dev for dbg prints... Tomi Valkeinen
- Re: [PATCH 06/11] drm/bridge: tc358768: Use dev for d... Péter Ujfalusi
- [PATCH 07/11] drm/bridge: tc358768: Rename dsibclk to hsby... Tomi Valkeinen
- Re: [PATCH 07/11] drm/bridge: tc358768: Rename dsibcl... Péter Ujfalusi
- [PATCH 05/11] drm/bridge: tc358768: Print logical values, ... Tomi Valkeinen
- Re: [PATCH 05/11] drm/bridge: tc358768: Print logical... Péter Ujfalusi
- [PATCH 11/11] drm/bridge: tc358768: Add DRM_BRIDGE_ATTACH_... Tomi Valkeinen
- [PATCH 09/11] drm/bridge: tc358768: Fix tc358768_ns_to_cnt... Tomi Valkeinen
- Re: [PATCH 09/11] drm/bridge: tc358768: Fix tc358768_... Péter Ujfalusi
- [PATCH 08/11] drm/bridge: tc358768: Clean up clock period ... Tomi Valkeinen
- Re: [PATCH 08/11] drm/bridge: tc358768: Clean up cloc... Péter Ujfalusi
- [PATCH 04/11] drm/bridge: tc358768: Use struct videomode Tomi Valkeinen
- Re: [PATCH 04/11] drm/bridge: tc358768: Use struct vi... Péter Ujfalusi
- [PATCH 10/11] drm/bridge: tc358768: Attempt to fix DSI hor... Tomi Valkeinen
- Re: [PATCH 10/11] drm/bridge: tc358768: Attempt to fi... Péter Ujfalusi