Re: [PATCH 2/3] drm: Make drm_mode_vrefresh() a bit more accurate

2018-03-16 Thread Ville Syrjälä
On Wed, Mar 14, 2018 at 02:56:28PM +0100, Daniel Vetter wrote: > On Tue, Mar 13, 2018 at 05:07:58PM +0200, Ville Syrjala wrote: > > From: Ville Syrjälä > > > > Do the refresh rate calculation with a single division. This gives > > us slightly more accurate results, especially for interlaced since

Re: [PATCH 2/3] drm: Make drm_mode_vrefresh() a bit more accurate

2018-03-14 Thread Ville Syrjälä
On Wed, Mar 14, 2018 at 02:56:28PM +0100, Daniel Vetter wrote: > On Tue, Mar 13, 2018 at 05:07:58PM +0200, Ville Syrjala wrote: > > From: Ville Syrjälä > > > > Do the refresh rate calculation with a single division. This gives > > us slightly more accurate results, especially for interlaced since

Re: [PATCH 2/3] drm: Make drm_mode_vrefresh() a bit more accurate

2018-03-14 Thread Daniel Vetter
On Tue, Mar 13, 2018 at 05:07:58PM +0200, Ville Syrjala wrote: > From: Ville Syrjälä > > Do the refresh rate calculation with a single division. This gives > us slightly more accurate results, especially for interlaced since > we don't just double the final truncated result. > > We do lose one b