[Intel-gfx] [PATCH v12 8/8] drm/i915: move ddi pll state get to dpll mgr

Ville Syrjälä ville.syrjala at linux.intel.com
Fri Feb 5 20:36:17 UTC 2021


On Fri, Feb 05, 2021 at 05:09:14PM +0200, Ville Syrjälä wrote:
> On Fri, Feb 05, 2021 at 04:48:43PM +0200, Jani Nikula wrote:
> > From: Dave Airlie <airlied at redhat.com>
> > 
> > This just migrates the hsw+ code to a better place.
> > 
> > Signed-off-by: Dave Airlie <airlied at redhat.com>
> > Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> > ---
> >  drivers/gpu/drm/i915/display/intel_display.c  | 219 +----------------
> >  drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 223 ++++++++++++++++++
> >  drivers/gpu/drm/i915/display/intel_dpll_mgr.h |   2 +
> >  3 files changed, 226 insertions(+), 218 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> > index beed08c00b6c..f7c1f036d38f 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > @@ -6520,212 +6520,6 @@ static bool ilk_get_pipe_config(struct intel_crtc *crtc,
> >  	return ret;
> >  }
> >  
> > -static void dg1_get_ddi_pll(struct drm_i915_private *dev_priv, enum port port,
> > -			    struct intel_crtc_state *pipe_config)
> > -{
> > -	enum icl_port_dpll_id port_dpll_id = ICL_PORT_DPLL_DEFAULT;
> > -	enum phy phy = intel_port_to_phy(dev_priv, port);
> > -	struct icl_port_dpll *port_dpll;
> > -	struct intel_shared_dpll *pll;
> > -	enum intel_dpll_id id;
> > -	bool pll_active;
> > -	u32 clk_sel;
> > -
> > -	clk_sel = intel_de_read(dev_priv, DG1_DPCLKA_CFGCR0(phy)) & DG1_DPCLKA_CFGCR0_DDI_CLK_SEL_MASK(phy);
> > -	id = DG1_DPCLKA_CFGCR0_DDI_CLK_SEL_DPLL_MAP(clk_sel, phy);
> 
> Hmm. Since this mostly about DPCLKA_CFGCR/PORT_CLK_SEL/etc.
> I think intel_ddi.c would the more approriate place, especially
> when considering my recent DDI clock routing refactoring.
> I guess we could even consider intel_ddi_clock.c or
> somesuch to stuff all of it into. Now I'm also tempted
> to turn this stuff into vfuncs as well, to partner up
> with the new encoder->{enable,disable}_clock().

Temptation turned into code. I think I have a decent way forward
with this idea on top of my other refactorings, so I'd just drop
this patch.

-- 
Ville Syrjälä
Intel


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