Hi, Jitao: On Wed, 2016-11-16 at 11:20 +0800, Jitao Shi wrote: > Tune dsi frame rate by pixel clock, dsi add some extra signal (i.e. > Tlpx, Ths-prepare, Ths-zero, Ths-trail,Ths-exit) when enter and exit LP > mode, those signals will cause h-time larger than normal and reduce FPS. > So need to multiply a coefficient to offset the extra signal's effect. > coefficient = ((htotal*bpp/lane_number)+Tlpx+Ths_prep+Ths_zero+ > Ths_trail+Ths_exit)/(htotal*bpp/lane_number) > > Signed-off-by: Jitao Shi <jitao.shi@xxxxxxxxxxxx> It looks good to me. But this patch conflict with [1] which is one patch of MT2701 series. I want to apply MT2701 patches first, so please help to refine this patch based on MT2701 patches. [1] https://patchwork.kernel.org/patch/9422821/ Regards, CK > --- > Change since v4: > - tune the calc comment more clear. > - define the phy timings as constants. > > Chnage since v3: > - wrapp the commit msg. > - fix alignment of some lines. > > Change since v2: > - move phy timing back to dsi_phy_timconfig. > > Change since v1: > - phy_timing2 and phy_timing3 refer clock cycle time. > - define values of LPX HS_PRPR HS_ZERO HS_TRAIL TA_GO TA_SURE TA_GET DA_HS_EXIT. > --- > -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html