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drm/i915/icl: Refactor get_ddi_pll using helper func 

Use the existing port-to-id helper function, to refactor
hence making it scalable.

Signed-off-by: Vandita Kulkarni <vandita.kulkarni@intel.com>
Signed-off-by: Mahesh Kumar <mahesh1.kumar@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Madhav Chauhan <madhav.chauhan@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181003072203.12848-4-mahesh1.kumar@intel.com
This commit is contained in:
Vandita Kulkarni 2018-10-03 12:51:58 +05:30 committed by Rodrigo Vivi
parent c0aa834404
commit cb6caf7e39
3 changed files with 3 additions and 8 deletions
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8
drivers/gpu/drm/i915/intel_display.c
View File

@ -9280,16 +9280,10 @@ static void icelake_get_ddi_pll(struct drm_i915_private *dev_priv,
return;
break;
case PORT_C:
id = DPLL_ID_ICL_MGPLL1;
break;
case PORT_D:
id = DPLL_ID_ICL_MGPLL2;
break;
case PORT_E:
id = DPLL_ID_ICL_MGPLL3;
break;
case PORT_F:
id = DPLL_ID_ICL_MGPLL4;
id = icl_port_to_mg_pll_id(port);
break;
default:
MISSING_CASE(port);

2
drivers/gpu/drm/i915/intel_dpll_mgr.c
View File

@ -2621,7 +2621,7 @@ static enum port icl_mg_pll_id_to_port(enum intel_dpll_id id)
return id - DPLL_ID_ICL_MGPLL1 + PORT_C;
}
static enum intel_dpll_id icl_port_to_mg_pll_id(enum port port)
enum intel_dpll_id icl_port_to_mg_pll_id(enum port port)
{
return port - PORT_C + DPLL_ID_ICL_MGPLL1;
}

1
drivers/gpu/drm/i915/intel_dpll_mgr.h
View File

@ -345,5 +345,6 @@ void intel_dpll_dump_hw_state(struct drm_i915_private *dev_priv,
int icl_calc_dp_combo_pll_link(struct drm_i915_private *dev_priv,
uint32_t pll_id);
int cnl_hdmi_pll_ref_clock(struct drm_i915_private *dev_priv);
enum intel_dpll_id icl_port_to_mg_pll_id(enum port port);
#endif /* _INTEL_DPLL_MGR_H_ */