[Intel-gfx] [PATCH v4 1/4] drm/i915: Store port enum in intel_encoder

Pandiyan, Dhinakaran dhinakaran.pandiyan at intel.com
Mon Sep 12 21:48:03 UTC 2016


On Tue, 2016-09-06 at 15:07 +0300, Ville Syrjälä wrote:
> On Wed, Aug 24, 2016 at 12:22:57AM -0700, Dhinakaran Pandiyan wrote:
> > Storing the port enum in intel_encoder makes it convenient to know the
> > port attached to an encoder. Moving the port information up from
> > intel_digital_port to intel_encoder avoids unecessary intel_digital_port
> > access and handles MST encoders cleanly without requiring conditional
> > checks for them (thanks danvet).
> > 
> > v2:
> > Renamed the port enum member from 'attached_port' to 'port' (danvet)
> > Fixed missing initialization of port in intel_sdvo.c (danvet)
> > 
> > Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan at intel.com>
> > Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> > Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > ---
> >  drivers/gpu/drm/i915/i915_drv.h     | 1 +
> >  drivers/gpu/drm/i915/intel_ddi.c    | 1 +
> >  drivers/gpu/drm/i915/intel_dp.c     | 1 +
> >  drivers/gpu/drm/i915/intel_dp_mst.c | 1 +
> >  drivers/gpu/drm/i915/intel_drv.h    | 1 +
> >  drivers/gpu/drm/i915/intel_dsi.c    | 1 +
> >  drivers/gpu/drm/i915/intel_dvo.c    | 2 ++
> >  drivers/gpu/drm/i915/intel_hdmi.c   | 1 +
> >  drivers/gpu/drm/i915/intel_lvds.c   | 3 ++-
> >  drivers/gpu/drm/i915/intel_sdvo.c   | 1 +
> >  drivers/gpu/drm/i915/intel_tv.c     | 2 ++
> 
> Missing intel_crt.c at least.
> 
My grep search string was inadequate, will fix this.
Thanks for the review. Can you also look at the the API change patch that you had R-B'd
earlier? I removed your R-B as the patch changed.

> Also we're going to want a patch to kill off the, now duplicated,
> information from intel_dig_port.
> 

Makes sense, I will work on it. 

> >  11 files changed, 14 insertions(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> > index 9cd102c..60e282d5 100644
> > --- a/drivers/gpu/drm/i915/i915_drv.h
> > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > @@ -185,6 +185,7 @@ enum plane {
> >  #define sprite_name(p, s) ((p) * INTEL_INFO(dev)->num_sprites[(p)] + (s) + 'A')
> >  
> >  enum port {
> > +	PORT_NONE = -1,
> >  	PORT_A = 0,
> >  	PORT_B,
> >  	PORT_C,
> > diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> > index c2df4e4..402755d 100644
> > --- a/drivers/gpu/drm/i915/intel_ddi.c
> > +++ b/drivers/gpu/drm/i915/intel_ddi.c
> > @@ -2426,6 +2426,7 @@ void intel_ddi_init(struct drm_device *dev, enum port port)
> >  	intel_dig_port->max_lanes = max_lanes;
> >  
> >  	intel_encoder->type = INTEL_OUTPUT_UNKNOWN;
> > +	intel_encoder->port = port;
> >  	intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
> >  	intel_encoder->cloneable = 0;
> >  
> > diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> > index 364db90..cfe2f4a 100644
> > --- a/drivers/gpu/drm/i915/intel_dp.c
> > +++ b/drivers/gpu/drm/i915/intel_dp.c
> > @@ -5726,6 +5726,7 @@ bool intel_dp_init(struct drm_device *dev,
> >  		intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
> >  	}
> >  	intel_encoder->cloneable = 0;
> > +	intel_encoder->port = port;
> >  
> >  	intel_dig_port->hpd_pulse = intel_dp_hpd_pulse;
> >  	dev_priv->hotplug.irq_port[port] = intel_dig_port;
> > diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
> > index 629337d..d1d7e91 100644
> > --- a/drivers/gpu/drm/i915/intel_dp_mst.c
> > +++ b/drivers/gpu/drm/i915/intel_dp_mst.c
> > @@ -540,6 +540,7 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum
> >  			 DRM_MODE_ENCODER_DPMST, "DP-MST %c", pipe_name(pipe));
> >  
> >  	intel_encoder->type = INTEL_OUTPUT_DP_MST;
> > +	intel_encoder->port = intel_dig_port->port;
> >  	intel_encoder->crtc_mask = 0x7;
> >  	intel_encoder->cloneable = 0;
> >  
> > diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> > index 1c700b0..68bf134 100644
> > --- a/drivers/gpu/drm/i915/intel_drv.h
> > +++ b/drivers/gpu/drm/i915/intel_drv.h
> > @@ -202,6 +202,7 @@ struct intel_encoder {
> >  	struct drm_encoder base;
> >  
> >  	enum intel_output_type type;
> > +	enum port port;
> >  	unsigned int cloneable;
> >  	void (*hot_plug)(struct intel_encoder *);
> >  	bool (*compute_config)(struct intel_encoder *,
> > diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
> > index de8e9fb..eb5cc0b 100644
> > --- a/drivers/gpu/drm/i915/intel_dsi.c
> > +++ b/drivers/gpu/drm/i915/intel_dsi.c
> > @@ -1478,6 +1478,7 @@ void intel_dsi_init(struct drm_device *dev)
> >  
> >  	intel_connector->get_hw_state = intel_connector_get_hw_state;
> >  
> > +	intel_encoder->port = port;
> >  	/*
> >  	 * On BYT/CHV, pipe A maps to MIPI DSI port A, pipe B maps to MIPI DSI
> >  	 * port C. BXT isn't limited like this.
> > diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c
> > index 47bdf9d..6dc2791 100644
> > --- a/drivers/gpu/drm/i915/intel_dvo.c
> > +++ b/drivers/gpu/drm/i915/intel_dvo.c
> > @@ -511,7 +511,9 @@ void intel_dvo_init(struct drm_device *dev)
> >  				 "DVO %c", intel_dvo_port_name(dvo->dvo_reg));
> >  
> >  		intel_encoder->type = INTEL_OUTPUT_DVO;
> > +		intel_encoder->port = PORT_NONE;
> >  		intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
> > +
> >  		switch (dvo->type) {
> >  		case INTEL_DVO_CHIP_TMDS:
> >  			intel_encoder->cloneable = (1 << INTEL_OUTPUT_ANALOG) |
> > diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
> > index 4df9f38..25eeac3 100644
> > --- a/drivers/gpu/drm/i915/intel_hdmi.c
> > +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> > @@ -1962,6 +1962,7 @@ void intel_hdmi_init(struct drm_device *dev,
> >  	}
> >  
> >  	intel_encoder->type = INTEL_OUTPUT_HDMI;
> > +	intel_encoder->port = port;
> >  	if (IS_CHERRYVIEW(dev)) {
> >  		if (port == PORT_D)
> >  			intel_encoder->crtc_mask = 1 << 2;
> > diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
> > index 668eabb..b756248 100644
> > --- a/drivers/gpu/drm/i915/intel_lvds.c
> > +++ b/drivers/gpu/drm/i915/intel_lvds.c
> > @@ -1052,8 +1052,9 @@ void intel_lvds_init(struct drm_device *dev)
> >  	intel_connector->get_hw_state = intel_connector_get_hw_state;
> >  
> >  	intel_connector_attach_encoder(intel_connector, intel_encoder);
> > -	intel_encoder->type = INTEL_OUTPUT_LVDS;
> >  
> > +	intel_encoder->type = INTEL_OUTPUT_LVDS;
> > +	intel_encoder->port = PORT_NONE;
> >  	intel_encoder->cloneable = 0;
> >  	if (HAS_PCH_SPLIT(dev))
> >  		intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
> > diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
> > index e378f35..c5e04e8 100644
> > --- a/drivers/gpu/drm/i915/intel_sdvo.c
> > +++ b/drivers/gpu/drm/i915/intel_sdvo.c
> > @@ -2973,6 +2973,7 @@ bool intel_sdvo_init(struct drm_device *dev,
> >  	/* encoder type will be decided later */
> >  	intel_encoder = &intel_sdvo->base;
> >  	intel_encoder->type = INTEL_OUTPUT_SDVO;
> > +	intel_encoder->port = port;
> >  	drm_encoder_init(dev, &intel_encoder->base, &intel_sdvo_enc_funcs, 0,
> >  			 "SDVO %c", port_name(port));
> >  
> > diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
> > index 49136ad..dba365c 100644
> > --- a/drivers/gpu/drm/i915/intel_tv.c
> > +++ b/drivers/gpu/drm/i915/intel_tv.c
> > @@ -1603,7 +1603,9 @@ intel_tv_init(struct drm_device *dev)
> >  	intel_connector->get_hw_state = intel_connector_get_hw_state;
> >  
> >  	intel_connector_attach_encoder(intel_connector, intel_encoder);
> > +
> >  	intel_encoder->type = INTEL_OUTPUT_TVOUT;
> > +	intel_encoder->port = PORT_NONE;
> >  	intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
> >  	intel_encoder->cloneable = 0;
> >  	intel_encoder->base.possible_crtcs = ((1 << 0) | (1 << 1));
> > -- 
> > 2.5.0
> 



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