Re: [PATCH v2 7/7] drm/i915: reorder dpll_info members

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On Fri, Mar 23, 2018 at 06:25:52PM +0200, Ville Syrjälä wrote:
> On Tue, Mar 20, 2018 at 03:06:37PM -0700, Lucas De Marchi wrote:
> > Remove 4-bytes hole in this struct an reorder tables accordingly. This
> > also changes the last element of the tables to be more future-proof.
> > 
> > Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
> > ---
> >  drivers/gpu/drm/i915/intel_dpll_mgr.c | 48 +++++++++++++++++------------------
> >  drivers/gpu/drm/i915/intel_dpll_mgr.h | 13 ++++++----
> >  2 files changed, 32 insertions(+), 29 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c
> > index bda69e1ccd76..d5e114e9660b 100644
> > --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c
> > +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c
> > @@ -1908,9 +1908,9 @@ struct intel_dpll_mgr {
> >  };
> >  
> >  static const struct dpll_info pch_plls[] = {
> > -	{ "PCH DPLL A", DPLL_ID_PCH_PLL_A, &ibx_pch_dpll_funcs, 0 },
> > -	{ "PCH DPLL B", DPLL_ID_PCH_PLL_B, &ibx_pch_dpll_funcs, 0 },
> > -	{ NULL, -1, NULL, 0 },
> > +	{ "PCH DPLL A", &ibx_pch_dpll_funcs, DPLL_ID_PCH_PLL_A, 0 },
> > +	{ "PCH DPLL B", &ibx_pch_dpll_funcs, DPLL_ID_PCH_PLL_B, 0 },
> 
> I usually prefer named initializer to be used pretty much everywhere.
> 
> Patches 6-7 are
> Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> regardless.

pushed to dinq. Thanks for patches and reviews.

> 
> > +	{ },
> >  };
> >  
> >  static const struct intel_dpll_mgr pch_pll_mgr = {
> > @@ -1920,13 +1920,13 @@ static const struct intel_dpll_mgr pch_pll_mgr = {
> >  };
> >  
> >  static const struct dpll_info hsw_plls[] = {
> > -	{ "WRPLL 1",    DPLL_ID_WRPLL1,     &hsw_ddi_wrpll_funcs, 0 },
> > -	{ "WRPLL 2",    DPLL_ID_WRPLL2,     &hsw_ddi_wrpll_funcs, 0 },
> > -	{ "SPLL",       DPLL_ID_SPLL,       &hsw_ddi_spll_funcs,  0 },
> > -	{ "LCPLL 810",  DPLL_ID_LCPLL_810,  &hsw_ddi_lcpll_funcs, INTEL_DPLL_ALWAYS_ON },
> > -	{ "LCPLL 1350", DPLL_ID_LCPLL_1350, &hsw_ddi_lcpll_funcs, INTEL_DPLL_ALWAYS_ON },
> > -	{ "LCPLL 2700", DPLL_ID_LCPLL_2700, &hsw_ddi_lcpll_funcs, INTEL_DPLL_ALWAYS_ON },
> > -	{ NULL, -1, NULL, },
> > +	{ "WRPLL 1",    &hsw_ddi_wrpll_funcs, DPLL_ID_WRPLL1,     0 },
> > +	{ "WRPLL 2",    &hsw_ddi_wrpll_funcs, DPLL_ID_WRPLL2,     0 },
> > +	{ "SPLL",       &hsw_ddi_spll_funcs,  DPLL_ID_SPLL,       0 },
> > +	{ "LCPLL 810",  &hsw_ddi_lcpll_funcs, DPLL_ID_LCPLL_810,  INTEL_DPLL_ALWAYS_ON },
> > +	{ "LCPLL 1350", &hsw_ddi_lcpll_funcs, DPLL_ID_LCPLL_1350, INTEL_DPLL_ALWAYS_ON },
> > +	{ "LCPLL 2700", &hsw_ddi_lcpll_funcs, DPLL_ID_LCPLL_2700, INTEL_DPLL_ALWAYS_ON },
> > +	{ },
> >  };
> >  
> >  static const struct intel_dpll_mgr hsw_pll_mgr = {
> > @@ -1936,11 +1936,11 @@ static const struct intel_dpll_mgr hsw_pll_mgr = {
> >  };
> >  
> >  static const struct dpll_info skl_plls[] = {
> > -	{ "DPLL 0", DPLL_ID_SKL_DPLL0, &skl_ddi_dpll0_funcs, INTEL_DPLL_ALWAYS_ON },
> > -	{ "DPLL 1", DPLL_ID_SKL_DPLL1, &skl_ddi_pll_funcs,   0 },
> > -	{ "DPLL 2", DPLL_ID_SKL_DPLL2, &skl_ddi_pll_funcs,   0 },
> > -	{ "DPLL 3", DPLL_ID_SKL_DPLL3, &skl_ddi_pll_funcs,   0 },
> > -	{ NULL, -1, NULL, },
> > +	{ "DPLL 0", &skl_ddi_dpll0_funcs, DPLL_ID_SKL_DPLL0, INTEL_DPLL_ALWAYS_ON },
> > +	{ "DPLL 1", &skl_ddi_pll_funcs,   DPLL_ID_SKL_DPLL1, 0 },
> > +	{ "DPLL 2", &skl_ddi_pll_funcs,   DPLL_ID_SKL_DPLL2, 0 },
> > +	{ "DPLL 3", &skl_ddi_pll_funcs,   DPLL_ID_SKL_DPLL3, 0 },
> > +	{ },
> >  };
> >  
> >  static const struct intel_dpll_mgr skl_pll_mgr = {
> > @@ -1950,10 +1950,10 @@ static const struct intel_dpll_mgr skl_pll_mgr = {
> >  };
> >  
> >  static const struct dpll_info bxt_plls[] = {
> > -	{ "PORT PLL A", DPLL_ID_SKL_DPLL0, &bxt_ddi_pll_funcs, 0 },
> > -	{ "PORT PLL B", DPLL_ID_SKL_DPLL1, &bxt_ddi_pll_funcs, 0 },
> > -	{ "PORT PLL C", DPLL_ID_SKL_DPLL2, &bxt_ddi_pll_funcs, 0 },
> > -	{ NULL, -1, NULL, },
> > +	{ "PORT PLL A", &bxt_ddi_pll_funcs, DPLL_ID_SKL_DPLL0, 0 },
> > +	{ "PORT PLL B", &bxt_ddi_pll_funcs, DPLL_ID_SKL_DPLL1, 0 },
> > +	{ "PORT PLL C", &bxt_ddi_pll_funcs, DPLL_ID_SKL_DPLL2, 0 },
> > +	{ },
> >  };
> >  
> >  static const struct intel_dpll_mgr bxt_pll_mgr = {
> > @@ -2387,10 +2387,10 @@ static const struct intel_shared_dpll_funcs cnl_ddi_pll_funcs = {
> >  };
> >  
> >  static const struct dpll_info cnl_plls[] = {
> > -	{ "DPLL 0", DPLL_ID_SKL_DPLL0, &cnl_ddi_pll_funcs, 0 },
> > -	{ "DPLL 1", DPLL_ID_SKL_DPLL1, &cnl_ddi_pll_funcs, 0 },
> > -	{ "DPLL 2", DPLL_ID_SKL_DPLL2, &cnl_ddi_pll_funcs, 0 },
> > -	{ NULL, -1, NULL, },
> > +	{ "DPLL 0", &cnl_ddi_pll_funcs, DPLL_ID_SKL_DPLL0, 0 },
> > +	{ "DPLL 1", &cnl_ddi_pll_funcs, DPLL_ID_SKL_DPLL1, 0 },
> > +	{ "DPLL 2", &cnl_ddi_pll_funcs, DPLL_ID_SKL_DPLL2, 0 },
> > +	{ },
> >  };
> >  
> >  static const struct intel_dpll_mgr cnl_pll_mgr = {
> > @@ -2430,7 +2430,7 @@ void intel_shared_dpll_init(struct drm_device *dev)
> >  
> >  	dpll_info = dpll_mgr->dpll_info;
> >  
> > -	for (i = 0; dpll_info[i].id >= 0; i++) {
> > +	for (i = 0; dpll_info[i].name; i++) {
> >  		WARN_ON(i != dpll_info[i].id);
> >  		dev_priv->shared_dplls[i].info = &dpll_info[i];
> >  	}
> > diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.h b/drivers/gpu/drm/i915/intel_dpll_mgr.h
> > index e4c01e487be7..4febfaa90bde 100644
> > --- a/drivers/gpu/drm/i915/intel_dpll_mgr.h
> > +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.h
> > @@ -213,15 +213,18 @@ struct dpll_info {
> >  	 * @name: DPLL name; used for logging
> >  	 */
> >  	const char *name;
> > -	/**
> > -	 * @id: unique indentifier for this DPLL; should match the index in the
> > -	 * dev_priv->shared_dplls array
> > -	 */
> > -	const int id;
> > +
> >  	/**
> >  	 * @funcs: platform specific hooks
> >  	 */
> >  	const struct intel_shared_dpll_funcs *funcs;
> > +
> > +	/**
> > +	 * @id: unique indentifier for this DPLL; should match the index in the
> > +	 * dev_priv->shared_dplls array
> > +	 */
> > +	enum intel_dpll_id id;
> > +
> >  #define INTEL_DPLL_ALWAYS_ON	(1 << 0)
> >  	/**
> >  	 * @flags:
> > -- 
> > 2.14.3
> 
> -- 
> Ville Syrjälä
> Intel OTC
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
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