From: Manasi Navare <manasi.d.navare@intel.com>
To: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH v2 3/8] drm/i915: Fix skl+ non-scaled pfit modes
Date: Wed, 1 Apr 2020 16:35:54 -0700 [thread overview]
Message-ID: <20200401233554.GA14630@intel.com> (raw)
In-Reply-To: <20200212161738.28141-4-ville.syrjala@linux.intel.com>
On Wed, Feb 12, 2020 at 06:17:33PM +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> Fix skl_update_scaler_crtc() to deal with different scaling
> modes correctly. The current implementation assumes
> DRM_MODE_SCALE_FULLSCREEN. Fortunately we don't expose any
> border properties currently so the code does actually end
> up doing the right thing (assigning a scaler for pfit).
> The code does need to be fixed before any borders are
> exposed.
>
> Also we have redundant calls to skl_update_scaler_crtc() in
> dp/hdmi .compute_config() which can be nuked. They were anyway
> called before we had even computed the pfit state so were
> basically nonsense. The real call we need to keep is in
> intel_crtc_atomic_check().
>
> v2: Deal witrh skl_update_scaler_crtc() in intel_dp_ycbcr420_config()
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Just keeping the call in intel_crtc_atomic_check() looks good
Reviewed-by: Manasi Navare <manasi.d.navare@intel.com>
Manasi
> ---
> drivers/gpu/drm/i915/display/intel_display.c | 40 ++++++++++----------
> drivers/gpu/drm/i915/display/intel_display.h | 1 -
> drivers/gpu/drm/i915/display/intel_dp.c | 15 --------
> drivers/gpu/drm/i915/display/intel_hdmi.c | 6 ---
> 4 files changed, 19 insertions(+), 43 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index de50aa0b076c..becc6322b7dc 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -6101,30 +6101,28 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach,
> return 0;
> }
>
> -/**
> - * skl_update_scaler_crtc - Stages update to scaler state for a given crtc.
> - *
> - * @state: crtc's scaler state
> - *
> - * Return
> - * 0 - scaler_usage updated successfully
> - * error - requested scaling cannot be supported or other error condition
> - */
> -int skl_update_scaler_crtc(struct intel_crtc_state *state)
> +static int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state)
> {
> - const struct drm_display_mode *adjusted_mode = &state->hw.adjusted_mode;
> - bool need_scaler = false;
> + const struct drm_display_mode *adjusted_mode =
> + &crtc_state->hw.adjusted_mode;
> + int width, height;
>
> - if (state->output_format == INTEL_OUTPUT_FORMAT_YCBCR420 ||
> - state->pch_pfit.enabled)
> - need_scaler = true;
> + if (crtc_state->pch_pfit.enabled) {
> + u32 pfit_size = crtc_state->pch_pfit.size;
> +
> + width = pfit_size >> 16;
> + height = pfit_size & 0xffff;
> + } else {
> + width = adjusted_mode->crtc_hdisplay;
> + height = adjusted_mode->crtc_vdisplay;
> + }
>
> - return skl_update_scaler(state, !state->hw.active, SKL_CRTC_INDEX,
> - &state->scaler_state.scaler_id,
> - state->pipe_src_w, state->pipe_src_h,
> - adjusted_mode->crtc_hdisplay,
> - adjusted_mode->crtc_vdisplay, NULL, 0,
> - need_scaler);
> + return skl_update_scaler(crtc_state, !crtc_state->hw.active,
> + SKL_CRTC_INDEX,
> + &crtc_state->scaler_state.scaler_id,
> + crtc_state->pipe_src_w, crtc_state->pipe_src_h,
> + width, height, NULL, 0,
> + crtc_state->pch_pfit.enabled);
> }
>
> /**
> diff --git a/drivers/gpu/drm/i915/display/intel_display.h b/drivers/gpu/drm/i915/display/intel_display.h
> index 75438a136d58..6291d3dbc513 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.h
> +++ b/drivers/gpu/drm/i915/display/intel_display.h
> @@ -584,7 +584,6 @@ void intel_crtc_arm_fifo_underrun(struct intel_crtc *crtc,
> struct intel_crtc_state *crtc_state);
>
> u16 skl_scaler_calc_phase(int sub, int scale, bool chroma_center);
> -int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state);
> void skl_scaler_disable(const struct intel_crtc_state *old_crtc_state);
> void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state);
> u32 glk_plane_color_ctl(const struct intel_crtc_state *crtc_state,
> diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
> index f4dede6253f8..a827eac8acc2 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp.c
> @@ -2307,7 +2307,6 @@ intel_dp_ycbcr420_config(struct intel_dp *intel_dp,
> const struct drm_display_mode *adjusted_mode =
> &crtc_state->hw.adjusted_mode;
> struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc);
> - int ret;
>
> if (!drm_mode_is_420_only(info, adjusted_mode) ||
> !intel_dp_get_colorimetry_status(intel_dp) ||
> @@ -2316,13 +2315,6 @@ intel_dp_ycbcr420_config(struct intel_dp *intel_dp,
>
> crtc_state->output_format = INTEL_OUTPUT_FORMAT_YCBCR420;
>
> - /* YCBCR 420 output conversion needs a scaler */
> - ret = skl_update_scaler_crtc(crtc_state);
> - if (ret) {
> - DRM_DEBUG_KMS("Scaler allocation for output failed\n");
> - return ret;
> - }
> -
> intel_pch_panel_fitting(crtc, crtc_state, DRM_MODE_SCALE_FULLSCREEN);
>
> return 0;
> @@ -2400,7 +2392,6 @@ intel_dp_compute_config(struct intel_encoder *encoder,
> else
> ret = intel_dp_ycbcr420_config(intel_dp, &intel_connector->base,
> pipe_config);
> -
> if (ret)
> return ret;
>
> @@ -2416,12 +2407,6 @@ intel_dp_compute_config(struct intel_encoder *encoder,
> intel_fixed_panel_mode(intel_connector->panel.fixed_mode,
> adjusted_mode);
>
> - if (INTEL_GEN(dev_priv) >= 9) {
> - ret = skl_update_scaler_crtc(pipe_config);
> - if (ret)
> - return ret;
> - }
> -
> if (HAS_GMCH(dev_priv))
> intel_gmch_panel_fitting(intel_crtc, pipe_config,
> conn_state->scaling_mode);
> diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
> index e68bafb76cb1..1e42b01045b1 100644
> --- a/drivers/gpu/drm/i915/display/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
> @@ -2308,12 +2308,6 @@ intel_hdmi_ycbcr420_config(struct drm_connector *connector,
>
> config->output_format = INTEL_OUTPUT_FORMAT_YCBCR420;
>
> - /* YCBCR 420 output conversion needs a scaler */
> - if (skl_update_scaler_crtc(config)) {
> - DRM_DEBUG_KMS("Scaler allocation for output failed\n");
> - return false;
> - }
> -
> intel_pch_panel_fitting(intel_crtc, config,
> DRM_MODE_SCALE_FULLSCREEN);
>
> --
> 2.24.1
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
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next prev parent reply other threads:[~2020-04-01 23:33 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-12 16:17 [Intel-gfx] [PATCH v2 0/8] drm/i915: pfit/scaler rework prep stuff Ville Syrjala
2020-02-12 16:17 ` [Intel-gfx] [PATCH v2 1/8] drm/i915: Parametrize PFIT_PIPE Ville Syrjala
2020-02-12 17:43 ` Jani Nikula
2020-02-13 15:00 ` Ville Syrjälä
2020-04-01 22:48 ` Manasi Navare
2020-04-02 13:55 ` Ville Syrjälä
2020-02-12 16:17 ` [Intel-gfx] [PATCH v2 2/8] drm/i915: Use intel_de_write_fw() for skl+ scaler registers Ville Syrjala
2020-02-12 17:47 ` Jani Nikula
2020-02-12 16:17 ` [Intel-gfx] [PATCH v2 3/8] drm/i915: Fix skl+ non-scaled pfit modes Ville Syrjala
2020-04-01 23:35 ` Manasi Navare [this message]
2020-02-12 16:17 ` [Intel-gfx] [PATCH v2 4/8] drm/i915: Flatten a bunch of the pfit functions Ville Syrjala
2020-04-01 23:53 ` Manasi Navare
2020-04-02 13:55 ` Ville Syrjälä
2020-04-21 23:32 ` Manasi Navare
2020-02-12 16:17 ` [Intel-gfx] [PATCH v2 5/8] drm/i915: Use drm_rect to store the pfit window pos/size Ville Syrjala
2020-02-12 16:17 ` [Intel-gfx] [PATCH v2 6/8] drm/i915: s/pipe_config/crtc_state/ in pfit functions Ville Syrjala
2020-02-12 16:17 ` [Intel-gfx] [PATCH v2 7/8] drm/i915: Pass connector state to pfit calculations Ville Syrjala
2020-02-12 16:17 ` [Intel-gfx] [PATCH v2 8/8] drm/i915: Have pfit calculations return an error code Ville Syrjala
2020-02-13 6:06 ` [Intel-gfx] ✓ Fi.CI.BAT: success for drm/i915: pfit/scaler rework prep stuff (rev2) Patchwork
2020-02-16 22:45 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
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