[Intel-gfx] [PATCH v6 02/11] drm/i915: Remove hw.mode

Ville Syrjälä ville.syrjala at linux.intel.com
Thu Sep 3 17:49:44 UTC 2020


On Wed, Jul 15, 2020 at 03:42:13PM -0700, Manasi Navare wrote:
> From: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> 
> The members in hw.mode can be used from adjusted_mode as well,
> use that when available.
> 
> Some places that use hw.mode can be converted to use adjusted_mode
> as well.
> 
> v2:
> * Manual rebase (Manasi)
> * remove the use of pipe_mode defined in patch 3 (Manasi)
> 
> v3:
> * Rebase on drm-tip (Manasi)

Previous review was apparently ignored. Or is there a better version
somewhere? If not, this still looks very wrong.

> 
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> Signed-off-by: Manasi Navare <manasi.d.navare at intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_display.c  | 29 ++++++++++---------
>  .../drm/i915/display/intel_display_types.h    |  2 +-
>  drivers/gpu/drm/i915/display/intel_dvo.c      |  2 +-
>  drivers/gpu/drm/i915/display/intel_sdvo.c     | 16 ++++------
>  4 files changed, 23 insertions(+), 26 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index 729ec6e0d43a..8652a7c6bf11 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -8892,9 +8892,6 @@ static void intel_get_pipe_src_size(struct intel_crtc *crtc,
>  	tmp = intel_de_read(dev_priv, PIPESRC(crtc->pipe));
>  	pipe_config->pipe_src_h = (tmp & 0xffff) + 1;
>  	pipe_config->pipe_src_w = ((tmp >> 16) & 0xffff) + 1;
> -
> -	pipe_config->hw.mode.vdisplay = pipe_config->pipe_src_h;
> -	pipe_config->hw.mode.hdisplay = pipe_config->pipe_src_w;
>  }
>  
>  void intel_mode_from_pipe_config(struct drm_display_mode *mode,
> @@ -13079,7 +13076,7 @@ static void intel_dump_pipe_config(const struct intel_crtc_state *pipe_config,
>  		intel_dump_dp_vsc_sdp(dev_priv, &pipe_config->infoframes.vsc);
>  
>  	drm_dbg_kms(&dev_priv->drm, "requested mode:\n");
> -	drm_mode_debug_printmodeline(&pipe_config->hw.mode);
> +	drm_mode_debug_printmodeline(&pipe_config->uapi.mode);
>  	drm_dbg_kms(&dev_priv->drm, "adjusted mode:\n");
>  	drm_mode_debug_printmodeline(&pipe_config->hw.adjusted_mode);
>  	intel_dump_crtc_timings(dev_priv, &pipe_config->hw.adjusted_mode);
> @@ -13221,17 +13218,17 @@ intel_crtc_copy_uapi_to_hw_state(struct intel_crtc_state *crtc_state)
>  {
>  	crtc_state->hw.enable = crtc_state->uapi.enable;
>  	crtc_state->hw.active = crtc_state->uapi.active;
> -	crtc_state->hw.mode = crtc_state->uapi.mode;
>  	crtc_state->hw.adjusted_mode = crtc_state->uapi.adjusted_mode;
>  	intel_crtc_copy_uapi_to_hw_state_nomodeset(crtc_state);
>  }
>  
> -static void intel_crtc_copy_hw_to_uapi_state(struct intel_crtc_state *crtc_state)
> +static void intel_crtc_copy_hw_to_uapi_state(struct intel_crtc_state *crtc_state,
> +					     struct drm_display_mode *user_mode)
>  {
>  	crtc_state->uapi.enable = crtc_state->hw.enable;
>  	crtc_state->uapi.active = crtc_state->hw.active;
>  	drm_WARN_ON(crtc_state->uapi.crtc->dev,
> -		    drm_atomic_set_mode_for_crtc(&crtc_state->uapi, &crtc_state->hw.mode) < 0);
> +		    drm_atomic_set_mode_for_crtc(&crtc_state->uapi, user_mode) < 0);
>  
>  	crtc_state->uapi.adjusted_mode = crtc_state->hw.adjusted_mode;
>  
> @@ -13277,6 +13274,10 @@ intel_crtc_prepare_cleared_state(struct intel_crtc_state *crtc_state)
>  	memcpy(crtc_state, saved_state, sizeof(*crtc_state));
>  	kfree(saved_state);
>  
> +	/* Clear I915_MODE_FLAG_INHERITED */
> +	crtc_state->uapi.mode.private_flags = 0;
> +	crtc_state->uapi.adjusted_mode.private_flags = 0;
> +
>  	intel_crtc_copy_uapi_to_hw_state(crtc_state);
>  
>  	return 0;
> @@ -13324,7 +13325,7 @@ intel_modeset_pipe_config(struct intel_crtc_state *pipe_config)
>  	 * computation to clearly distinguish it from the adjusted mode, which
>  	 * can be changed by the connectors in the below retry loop.
>  	 */
> -	drm_mode_get_hv_timing(&pipe_config->hw.mode,
> +	drm_mode_get_hv_timing(&pipe_config->hw.adjusted_mode,
>  			       &pipe_config->pipe_src_w,
>  			       &pipe_config->pipe_src_h);
>  
> @@ -18461,15 +18462,11 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
>  		int min_cdclk = 0;
>  
>  		if (crtc_state->hw.active) {
> -			struct drm_display_mode *mode = &crtc_state->hw.mode;
> +			struct drm_display_mode mode;
>  
>  			intel_mode_from_pipe_config(&crtc_state->hw.adjusted_mode,
>  						    crtc_state);
>  
> -			*mode = crtc_state->hw.adjusted_mode;
> -			mode->hdisplay = crtc_state->pipe_src_w;
> -			mode->vdisplay = crtc_state->pipe_src_h;
> -
>  			/*
>  			 * The initial mode needs to be set in order to keep
>  			 * the atomic core happy. It wants a valid mode if the
> @@ -18481,11 +18478,15 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
>  			 */
>  			crtc_state->inherited = true;
>  
> +			mode = crtc_state->hw.adjusted_mode;
> +			mode.hdisplay = crtc_state->pipe_src_w;
> +			mode.vdisplay = crtc_state->pipe_src_h;
> +
>  			intel_crtc_compute_pixel_rate(crtc_state);
>  
>  			intel_crtc_update_active_timings(crtc_state);
>  
> -			intel_crtc_copy_hw_to_uapi_state(crtc_state);
> +			intel_crtc_copy_hw_to_uapi_state(crtc_state, &mode);
>  		}
>  
>  		for_each_intel_plane_on_crtc(&dev_priv->drm, crtc, plane) {
> diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
> index e8f809161c75..f1e29d9a75d0 100644
> --- a/drivers/gpu/drm/i915/display/intel_display_types.h
> +++ b/drivers/gpu/drm/i915/display/intel_display_types.h
> @@ -807,7 +807,7 @@ struct intel_crtc_state {
>  	struct {
>  		bool active, enable;
>  		struct drm_property_blob *degamma_lut, *gamma_lut, *ctm;
> -		struct drm_display_mode mode, adjusted_mode;
> +		struct drm_display_mode adjusted_mode;
>  	} hw;
>  
>  	/**
> diff --git a/drivers/gpu/drm/i915/display/intel_dvo.c b/drivers/gpu/drm/i915/display/intel_dvo.c
> index 307ed8ae9a19..0b9bf1fec0f4 100644
> --- a/drivers/gpu/drm/i915/display/intel_dvo.c
> +++ b/drivers/gpu/drm/i915/display/intel_dvo.c
> @@ -209,7 +209,7 @@ static void intel_enable_dvo(struct intel_atomic_state *state,
>  	u32 temp = intel_de_read(dev_priv, dvo_reg);
>  
>  	intel_dvo->dev.dev_ops->mode_set(&intel_dvo->dev,
> -					 &pipe_config->hw.mode,
> +					 &pipe_config->hw.adjusted_mode,
>  					 &pipe_config->hw.adjusted_mode);
>  
>  	intel_de_write(dev_priv, dvo_reg, temp | DVO_ENABLE);
> diff --git a/drivers/gpu/drm/i915/display/intel_sdvo.c b/drivers/gpu/drm/i915/display/intel_sdvo.c
> index 2da4388e1540..8b78ae0c39a0 100644
> --- a/drivers/gpu/drm/i915/display/intel_sdvo.c
> +++ b/drivers/gpu/drm/i915/display/intel_sdvo.c
> @@ -1223,7 +1223,6 @@ intel_sdvo_set_output_timings_from_mode(struct intel_sdvo *intel_sdvo,
>  static bool
>  intel_sdvo_get_preferred_input_mode(struct intel_sdvo *intel_sdvo,
>  				    struct intel_sdvo_connector *intel_sdvo_connector,
> -				    const struct drm_display_mode *mode,
>  				    struct drm_display_mode *adjusted_mode)
>  {
>  	struct intel_sdvo_dtd input_dtd;
> @@ -1234,9 +1233,9 @@ intel_sdvo_get_preferred_input_mode(struct intel_sdvo *intel_sdvo,
>  
>  	if (!intel_sdvo_create_preferred_input_timing(intel_sdvo,
>  						      intel_sdvo_connector,
> -						      mode->clock / 10,
> -						      mode->hdisplay,
> -						      mode->vdisplay))
> +						      adjusted_mode->clock / 10,
> +						      adjusted_mode->hdisplay,
> +						      adjusted_mode->vdisplay))
>  		return false;
>  
>  	if (!intel_sdvo_get_preferred_input_timing(intel_sdvo,
> @@ -1308,7 +1307,6 @@ static int intel_sdvo_compute_config(struct intel_encoder *encoder,
>  	struct intel_sdvo_connector *intel_sdvo_connector =
>  		to_intel_sdvo_connector(conn_state->connector);
>  	struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode;
> -	struct drm_display_mode *mode = &pipe_config->hw.mode;
>  
>  	DRM_DEBUG_KMS("forcing bpc to 8 for SDVO\n");
>  	pipe_config->pipe_bpp = 8*3;
> @@ -1324,12 +1322,12 @@ static int intel_sdvo_compute_config(struct intel_encoder *encoder,
>  	 * the sequence to do it. Oh well.
>  	 */
>  	if (IS_TV(intel_sdvo_connector)) {
> -		if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo, mode))
> +		if (!intel_sdvo_set_output_timings_from_mode(intel_sdvo,
> +							     adjusted_mode))
>  			return -EINVAL;
>  
>  		(void) intel_sdvo_get_preferred_input_mode(intel_sdvo,
>  							   intel_sdvo_connector,
> -							   mode,
>  							   adjusted_mode);
>  		pipe_config->sdvo_tv_clock = true;
>  	} else if (IS_LVDS(intel_sdvo_connector)) {
> @@ -1339,7 +1337,6 @@ static int intel_sdvo_compute_config(struct intel_encoder *encoder,
>  
>  		(void) intel_sdvo_get_preferred_input_mode(intel_sdvo,
>  							   intel_sdvo_connector,
> -							   mode,
>  							   adjusted_mode);
>  	}
>  
> @@ -1458,7 +1455,6 @@ static void intel_sdvo_pre_enable(struct intel_atomic_state *state,
>  		to_intel_sdvo_connector_state(conn_state);
>  	const struct intel_sdvo_connector *intel_sdvo_connector =
>  		to_intel_sdvo_connector(conn_state->connector);
> -	const struct drm_display_mode *mode = &crtc_state->hw.mode;
>  	struct intel_sdvo *intel_sdvo = to_sdvo(intel_encoder);
>  	u32 sdvox;
>  	struct intel_sdvo_in_out_map in_out;
> @@ -1491,7 +1487,7 @@ static void intel_sdvo_pre_enable(struct intel_atomic_state *state,
>  		intel_sdvo_get_dtd_from_mode(&output_dtd,
>  					     intel_sdvo_connector->base.panel.fixed_mode);
>  	else
> -		intel_sdvo_get_dtd_from_mode(&output_dtd, mode);
> +		intel_sdvo_get_dtd_from_mode(&output_dtd, adjusted_mode);
>  	if (!intel_sdvo_set_output_timing(intel_sdvo, &output_dtd))
>  		drm_info(&dev_priv->drm,
>  			 "Setting output timings on %s failed\n",
> -- 
> 2.19.1
> 
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-- 
Ville Syrjälä
Intel


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