On Mon, Jul 01, 2019 at 07:05:45PM +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> wm.mutex does not protect the crtc state so no point in grabbing it
> to check crtc_state->wm.need_postvbl_update.
>
> Also do a bit of s/intel_crtc/crtc/ while at it.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Looks ok, on patches 1-6:
Reviewed-by: Imre Deak <imre.deak@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_pm.c | 23 ++++++++++++-----------
> 1 file changed, 12 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index d10c62d3f10c..807a078690d5 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -1566,13 +1566,13 @@ static void g4x_optimize_watermarks(struct intel_atomic_state *state,
> struct intel_crtc_state *crtc_state)
> {
> struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
> - struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc);
> + struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
>
> if (!crtc_state->wm.need_postvbl_update)
> return;
>
> mutex_lock(&dev_priv->wm.wm_mutex);
> - intel_crtc->wm.active.g4x = crtc_state->wm.g4x.optimal;
> + crtc->wm.active.g4x = crtc_state->wm.g4x.optimal;
> g4x_program_watermarks(dev_priv);
> mutex_unlock(&dev_priv->wm.wm_mutex);
> }
> @@ -2185,13 +2185,13 @@ static void vlv_optimize_watermarks(struct intel_atomic_state *state,
> struct intel_crtc_state *crtc_state)
> {
> struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
> - struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc);
> + struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
>
> if (!crtc_state->wm.need_postvbl_update)
> return;
>
> mutex_lock(&dev_priv->wm.wm_mutex);
> - intel_crtc->wm.active.vlv = crtc_state->wm.vlv.optimal;
> + crtc->wm.active.vlv = crtc_state->wm.vlv.optimal;
> vlv_program_watermarks(dev_priv);
> mutex_unlock(&dev_priv->wm.wm_mutex);
> }
> @@ -5723,10 +5723,10 @@ static void ilk_initial_watermarks(struct intel_atomic_state *state,
> struct intel_crtc_state *crtc_state)
> {
> struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
> - struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc);
> + struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
>
> mutex_lock(&dev_priv->wm.wm_mutex);
> - intel_crtc->wm.active.ilk = crtc_state->wm.ilk.intermediate;
> + crtc->wm.active.ilk = crtc_state->wm.ilk.intermediate;
> ilk_program_watermarks(dev_priv);
> mutex_unlock(&dev_priv->wm.wm_mutex);
> }
> @@ -5735,13 +5735,14 @@ static void ilk_optimize_watermarks(struct intel_atomic_state *state,
> struct intel_crtc_state *crtc_state)
> {
> struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev);
> - struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc);
> + struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
> +
> + if (!crtc_state->wm.need_postvbl_update)
> + return;
>
> mutex_lock(&dev_priv->wm.wm_mutex);
> - if (crtc_state->wm.need_postvbl_update) {
> - intel_crtc->wm.active.ilk = crtc_state->wm.ilk.optimal;
> - ilk_program_watermarks(dev_priv);
> - }
> + crtc->wm.active.ilk = crtc_state->wm.ilk.optimal;
> + ilk_program_watermarks(dev_priv);
> mutex_unlock(&dev_priv->wm.wm_mutex);
> }
>
> --
> 2.21.0
>
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