On Tue, Jun 26, 2018 at 10:27:49AM +0200, Daniel Vetter wrote:
> On Mon, Jun 25, 2018 at 10:25:36PM -0700, Rodrigo Vivi wrote:
> > At some point we introduced the function pointers
> > on PSR code to help with VLV/CHV separation logic
> > because it had a different HW implementation from PSR.
> >
> > Since all converged to HSW PSR and we dropped the
> > VLV/CHV support, let's also kill the useless function
> > pointers and leave the code cleaner.
> >
> > Cc: Dhinakaran Pandiyan <[email protected]>
> > Signed-off-by: Rodrigo Vivi <[email protected]>
>
> Yay for removing dead code!
>
> Reviewed-by: Daniel Vetter <[email protected]>
thanks, pushed to dinq.
>
> > ---
> > drivers/gpu/drm/i915/i915_drv.h | 8 -----
> > drivers/gpu/drm/i915/intel_psr.c | 55 +++++++++++---------------------
> > 2 files changed, 18 insertions(+), 45 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/i915_drv.h
> > b/drivers/gpu/drm/i915/i915_drv.h
> > index 6f08ab310118..2b684f431c60 100644
> > --- a/drivers/gpu/drm/i915/i915_drv.h
> > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > @@ -631,14 +631,6 @@ struct i915_psr {
> > bool debug;
> > ktime_t last_entry_attempt;
> > ktime_t last_exit;
> > -
> > - void (*enable_source)(struct intel_dp *,
> > - const struct intel_crtc_state *);
> > - void (*disable_source)(struct intel_dp *,
> > - const struct intel_crtc_state *);
> > - void (*enable_sink)(struct intel_dp *);
> > - void (*activate)(struct intel_dp *);
> > - void (*setup_vsc)(struct intel_dp *, const struct intel_crtc_state *);
> > };
> >
> > enum intel_pch {
> > diff --git a/drivers/gpu/drm/i915/intel_psr.c
> > b/drivers/gpu/drm/i915/intel_psr.c
> > index aea81ace854b..bd8e562212f7 100644
> > --- a/drivers/gpu/drm/i915/intel_psr.c
> > +++ b/drivers/gpu/drm/i915/intel_psr.c
> > @@ -278,8 +278,8 @@ void intel_psr_init_dpcd(struct intel_dp *intel_dp)
> > }
> > }
> >
> > -static void hsw_psr_setup_vsc(struct intel_dp *intel_dp,
> > - const struct intel_crtc_state *crtc_state)
> > +static void intel_psr_setup_vsc(struct intel_dp *intel_dp,
> > + const struct intel_crtc_state *crtc_state)
> > {
> > struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> > struct drm_i915_private *dev_priv =
> > to_i915(intel_dig_port->base.base.dev);
> > @@ -344,7 +344,7 @@ static void hsw_psr_setup_aux(struct intel_dp *intel_dp)
> > I915_WRITE(EDP_PSR_AUX_CTL, aux_ctl);
> > }
> >
> > -static void hsw_psr_enable_sink(struct intel_dp *intel_dp)
> > +static void intel_psr_enable_sink(struct intel_dp *intel_dp)
> > {
> > struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > struct drm_device *dev = dig_port->base.base.dev;
> > @@ -456,24 +456,6 @@ static void hsw_activate_psr2(struct intel_dp
> > *intel_dp)
> > I915_WRITE(EDP_PSR2_CTL, val);
> > }
> >
> > -static void hsw_psr_activate(struct intel_dp *intel_dp)
> > -{
> > - struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > - struct drm_device *dev = dig_port->base.base.dev;
> > - struct drm_i915_private *dev_priv = to_i915(dev);
> > -
> > - /* On HSW+ after we enable PSR on source it will activate it
> > - * as soon as it match configure idle_frame count. So
> > - * we just actually enable it here on activation time.
> > - */
> > -
> > - /* psr1 and psr2 are mutually exclusive.*/
> > - if (dev_priv->psr.psr2_enabled)
> > - hsw_activate_psr2(intel_dp);
> > - else
> > - hsw_activate_psr1(intel_dp);
> > -}
> > -
> > static bool intel_psr2_config_valid(struct intel_dp *intel_dp,
> > struct intel_crtc_state *crtc_state)
> > {
> > @@ -583,12 +565,17 @@ static void intel_psr_activate(struct intel_dp
> > *intel_dp)
> > WARN_ON(dev_priv->psr.active);
> > lockdep_assert_held(&dev_priv->psr.lock);
> >
> > - dev_priv->psr.activate(intel_dp);
> > + /* psr1 and psr2 are mutually exclusive.*/
> > + if (dev_priv->psr.psr2_enabled)
> > + hsw_activate_psr2(intel_dp);
> > + else
> > + hsw_activate_psr1(intel_dp);
> > +
> > dev_priv->psr.active = true;
> > }
> >
> > -static void hsw_psr_enable_source(struct intel_dp *intel_dp,
> > - const struct intel_crtc_state *crtc_state)
> > +static void intel_psr_enable_source(struct intel_dp *intel_dp,
> > + const struct intel_crtc_state *crtc_state)
> > {
> > struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
> > struct drm_device *dev = dig_port->base.base.dev;
> > @@ -666,9 +653,9 @@ void intel_psr_enable(struct intel_dp *intel_dp,
> > dev_priv->psr.psr2_enabled = crtc_state->has_psr2;
> > dev_priv->psr.busy_frontbuffer_bits = 0;
> >
> > - dev_priv->psr.setup_vsc(intel_dp, crtc_state);
> > - dev_priv->psr.enable_sink(intel_dp);
> > - dev_priv->psr.enable_source(intel_dp, crtc_state);
> > + intel_psr_setup_vsc(intel_dp, crtc_state);
> > + intel_psr_enable_sink(intel_dp);
> > + intel_psr_enable_source(intel_dp, crtc_state);
> > dev_priv->psr.enabled = intel_dp;
> >
> > intel_psr_activate(intel_dp);
> > @@ -677,8 +664,9 @@ void intel_psr_enable(struct intel_dp *intel_dp,
> > mutex_unlock(&dev_priv->psr.lock);
> > }
> >
> > -static void hsw_psr_disable(struct intel_dp *intel_dp,
> > - const struct intel_crtc_state *old_crtc_state)
> > +static void
> > +intel_psr_disable_source(struct intel_dp *intel_dp,
> > + const struct intel_crtc_state *old_crtc_state)
> > {
> > struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> > struct drm_device *dev = intel_dig_port->base.base.dev;
> > @@ -747,7 +735,7 @@ void intel_psr_disable(struct intel_dp *intel_dp,
> > return;
> > }
> >
> > - dev_priv->psr.disable_source(intel_dp, old_crtc_state);
> > + intel_psr_disable_source(intel_dp, old_crtc_state);
> >
> > /* Disable PSR on Sink */
> > drm_dp_dpcd_writeb(&intel_dp->aux, DP_PSR_EN_CFG, 0);
> > @@ -986,11 +974,4 @@ void intel_psr_init(struct drm_i915_private *dev_priv)
> >
> > INIT_WORK(&dev_priv->psr.work, intel_psr_work);
> > mutex_init(&dev_priv->psr.lock);
> > -
> > - dev_priv->psr.enable_source = hsw_psr_enable_source;
> > - dev_priv->psr.disable_source = hsw_psr_disable;
> > - dev_priv->psr.enable_sink = hsw_psr_enable_sink;
> > - dev_priv->psr.activate = hsw_psr_activate;
> > - dev_priv->psr.setup_vsc = hsw_psr_setup_vsc;
> > -
> > }
> > --
> > 2.17.1
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > [email protected]
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
>
> --
> Daniel Vetter
> Software Engineer, Intel Corporation
> http://blog.ffwll.ch
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