On Tue, 2021-02-09 at 10:14 -0800, José Roberto de Souza wrote:
> There is no support for two pipes one transcoder for PSR and if we
> had
> that the current code should not use cpu_transcoder.
> Also I can't see a scenario where crtc_state->enable_psr2_sel_fetch
> is
> set and PSR is not enabled and if by a bug it happens PSR HW will
> just
> ignore any value in set in PSR2_MAN_TRK_CTL.
>
> So dropping all the rest and keeping the same behavior that we have
> with intel_psr2_program_plane_sel_fetch().
>
> Cc: Gwan-gyeong Mun <gwan-gyeong.mun@xxxxxxxxx>
> Signed-off-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_psr.c | 14 ++------------
> 1 file changed, 2 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_psr.c
> b/drivers/gpu/drm/i915/display/intel_psr.c
> index 1d3903612fcb..8ad9fcff3a12 100644
> --- a/drivers/gpu/drm/i915/display/intel_psr.c
> +++ b/drivers/gpu/drm/i915/display/intel_psr.c
> @@ -1226,23 +1226,13 @@ void
> intel_psr2_program_plane_sel_fetch(struct intel_plane *plane,
> void intel_psr2_program_trans_man_trk_ctl(const struct
> intel_crtc_state *crtc_state)
> {
> struct drm_i915_private *dev_priv = to_i915(crtc_state-
> >uapi.crtc->dev);
> - struct intel_encoder *encoder;
>
> if (!HAS_PSR2_SEL_FETCH(dev_priv) ||
> !crtc_state->enable_psr2_sel_fetch)
> return;
>
> - for_each_intel_encoder_mask_with_psr(&dev_priv->drm, encoder,
> - crtc_state-
> >uapi.encoder_mask) {
> - struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
> -
> - if (!intel_dp->psr.enabled)
> - continue;
> -
> - intel_de_write(dev_priv,
> - PSR2_MAN_TRK_CTL(crtc_state-
> >cpu_transcoder),
> - crtc_state->psr2_man_track_ctl);
> - }
> + intel_de_write(dev_priv, PSR2_MAN_TRK_CTL(crtc_state-
> >cpu_transcoder),
> + crtc_state->psr2_man_track_ctl);
> }
>
> static void psr2_man_trk_ctl_calc(struct intel_crtc_state
> *crtc_state,
Reviewed-by: Gwan-gyeong Mun <gwan-gyeong.mun@xxxxxxxxx>
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