On Tue, 17 Mar 2020, Guru Das Srinagesh <gurus@xxxxxxxxxxxxxx> wrote: > Since the PWM framework is switching struct pwm_state.duty_cycle's > datatype to u64, prepare for this transition by using DIV_ROUND_UP_ULL > to handle a 64-bit dividend. > > Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx> > Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx> > Cc: David Airlie <airlied@xxxxxxxx> > Cc: Daniel Vetter <daniel@xxxxxxxx> > Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > Cc: "Ville Syrjälä" <ville.syrjala@xxxxxxxxxxxxxxx> > Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx > Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> > Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx> > > Signed-off-by: Guru Das Srinagesh <gurus@xxxxxxxxxxxxxx> Reviewed-by: Jani Nikula <jani.nikula@xxxxxxxxx> Also ack for merging this via whichever tree you prefer; please let me know if you want me to take this via drm-intel. > --- > drivers/gpu/drm/i915/display/intel_panel.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c > index bc14e9c..843cac1 100644 > --- a/drivers/gpu/drm/i915/display/intel_panel.c > +++ b/drivers/gpu/drm/i915/display/intel_panel.c > @@ -1868,7 +1868,7 @@ static int pwm_setup_backlight(struct intel_connector *connector, > > panel->backlight.min = 0; /* 0% */ > panel->backlight.max = 100; /* 100% */ > - panel->backlight.level = DIV_ROUND_UP( > + panel->backlight.level = DIV_ROUND_UP_ULL( > pwm_get_duty_cycle(panel->backlight.pwm) * 100, > CRC_PMIC_PWM_PERIOD_NS); > panel->backlight.enabled = panel->backlight.level != 0; -- Jani Nikula, Intel Open Source Graphics Center _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
