On Mon, 2021-04-26 at 21:56 +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrj...@linux.intel.com>
>
> The pipe crc code slipped theough the net when we tried to
> eliminate all crtc->index==pipe abuses. Remedy that.
>
> And while at it get rid of those nasty intel_crtc+drm_crtc
> pointer aliases.
intel_crtc is broadly used, also we have the same for other structs like
intel_connector, in my option that is better than _crtc x crtc.
The crtc->index change looks good to me.
>
> Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_pipe_crc.c | 51 ++++++++++---------
> 1 file changed, 26 insertions(+), 25 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_pipe_crc.c
> b/drivers/gpu/drm/i915/display/intel_pipe_crc.c
> index 0f6de96e6d43..acc64b87d29f 100644
> --- a/drivers/gpu/drm/i915/display/intel_pipe_crc.c
> +++ b/drivers/gpu/drm/i915/display/intel_pipe_crc.c
> @@ -580,13 +580,14 @@ int intel_crtc_verify_crc_source(struct drm_crtc *crtc,
> const char *source_name,
> return -EINVAL;
> }
>
>
>
>
> -int intel_crtc_set_crc_source(struct drm_crtc *crtc, const char *source_name)
> +int intel_crtc_set_crc_source(struct drm_crtc *_crtc, const char
> *source_name)
> {
> - struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> - struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
> - struct intel_pipe_crc *pipe_crc = &intel_crtc->pipe_crc;
> + struct intel_crtc *crtc = to_intel_crtc(_crtc);
> + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
> + struct intel_pipe_crc *pipe_crc = &crtc->pipe_crc;
> enum intel_display_power_domain power_domain;
> enum intel_pipe_crc_source source;
> + enum pipe pipe = crtc->pipe;
> intel_wakeref_t wakeref;
> u32 val = 0; /* shut up gcc */
> int ret = 0;
> @@ -597,7 +598,7 @@ int intel_crtc_set_crc_source(struct drm_crtc *crtc,
> const char *source_name)
> return -EINVAL;
> }
>
>
>
>
> - power_domain = POWER_DOMAIN_PIPE(crtc->index);
> + power_domain = POWER_DOMAIN_PIPE(pipe);
> wakeref = intel_display_power_get_if_enabled(dev_priv, power_domain);
> if (!wakeref) {
> drm_dbg_kms(&dev_priv->drm,
> @@ -607,64 +608,64 @@ int intel_crtc_set_crc_source(struct drm_crtc *crtc,
> const char *source_name)
>
>
>
>
> enable = source != INTEL_PIPE_CRC_SOURCE_NONE;
> if (enable)
> - intel_crtc_crc_setup_workarounds(to_intel_crtc(crtc), true);
> + intel_crtc_crc_setup_workarounds(crtc, true);
>
>
>
>
> - ret = get_new_crc_ctl_reg(dev_priv, crtc->index, &source, &val);
> + ret = get_new_crc_ctl_reg(dev_priv, pipe, &source, &val);
> if (ret != 0)
> goto out;
>
>
>
>
> pipe_crc->source = source;
> - intel_de_write(dev_priv, PIPE_CRC_CTL(crtc->index), val);
> - intel_de_posting_read(dev_priv, PIPE_CRC_CTL(crtc->index));
> + intel_de_write(dev_priv, PIPE_CRC_CTL(pipe), val);
> + intel_de_posting_read(dev_priv, PIPE_CRC_CTL(pipe));
>
>
>
>
> if (!source) {
> if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv))
> - vlv_undo_pipe_scramble_reset(dev_priv, crtc->index);
> + vlv_undo_pipe_scramble_reset(dev_priv, pipe);
> }
>
>
>
>
> pipe_crc->skipped = 0;
>
>
>
>
> out:
> if (!enable)
> - intel_crtc_crc_setup_workarounds(to_intel_crtc(crtc), false);
> + intel_crtc_crc_setup_workarounds(crtc, false);
>
>
>
>
> intel_display_power_put(dev_priv, power_domain, wakeref);
>
>
>
>
> return ret;
> }
>
>
>
>
> -void intel_crtc_enable_pipe_crc(struct intel_crtc *intel_crtc)
> +void intel_crtc_enable_pipe_crc(struct intel_crtc *crtc)
> {
> - struct drm_crtc *crtc = &intel_crtc->base;
> - struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> - struct intel_pipe_crc *pipe_crc = &intel_crtc->pipe_crc;
> + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
> + struct intel_pipe_crc *pipe_crc = &crtc->pipe_crc;
> + enum pipe pipe = crtc->pipe;
> u32 val = 0;
>
>
>
>
> - if (!crtc->crc.opened)
> + if (!crtc->base.crc.opened)
> return;
>
>
>
>
> - if (get_new_crc_ctl_reg(dev_priv, crtc->index, &pipe_crc->source, &val)
> < 0)
> + if (get_new_crc_ctl_reg(dev_priv, pipe, &pipe_crc->source, &val) < 0)
> return;
>
>
>
>
> /* Don't need pipe_crc->lock here, IRQs are not generated. */
> pipe_crc->skipped = 0;
>
>
>
>
> - intel_de_write(dev_priv, PIPE_CRC_CTL(crtc->index), val);
> - intel_de_posting_read(dev_priv, PIPE_CRC_CTL(crtc->index));
> + intel_de_write(dev_priv, PIPE_CRC_CTL(pipe), val);
> + intel_de_posting_read(dev_priv, PIPE_CRC_CTL(pipe));
> }
>
>
>
>
> -void intel_crtc_disable_pipe_crc(struct intel_crtc *intel_crtc)
> +void intel_crtc_disable_pipe_crc(struct intel_crtc *crtc)
> {
> - struct drm_crtc *crtc = &intel_crtc->base;
> - struct drm_i915_private *dev_priv = to_i915(crtc->dev);
> - struct intel_pipe_crc *pipe_crc = &intel_crtc->pipe_crc;
> + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
> + struct intel_pipe_crc *pipe_crc = &crtc->pipe_crc;
> + enum pipe pipe = crtc->pipe;
>
>
>
>
> /* Swallow crc's until we stop generating them. */
> spin_lock_irq(&pipe_crc->lock);
> pipe_crc->skipped = INT_MIN;
> spin_unlock_irq(&pipe_crc->lock);
>
>
>
>
> - intel_de_write(dev_priv, PIPE_CRC_CTL(crtc->index), 0);
> - intel_de_posting_read(dev_priv, PIPE_CRC_CTL(crtc->index));
> + intel_de_write(dev_priv, PIPE_CRC_CTL(pipe), 0);
> + intel_de_posting_read(dev_priv, PIPE_CRC_CTL(pipe));
> intel_synchronize_irq(dev_priv);
> }
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