On Wed, 2019-03-13 at 14:11 -0700, Rodrigo Vivi wrote: > From: Lucas De Marchi <lucas.demar...@intel.com> > > Elkhart Lake has a different set of PLLs as compared to Ice Lake, > although programming them is very similar. >
Reviewed-by: José Roberto de Souza <jose.so...@intel.com>
> Signed-off-by: Lucas De Marchi <lucas.demar...@intel.com>
> Signed-off-by: Rodrigo Vivi <rodrigo.v...@intel.com>
> ---
> drivers/gpu/drm/i915/intel_dpll_mgr.c | 16 +++++++++++++++-
> 1 file changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c
> b/drivers/gpu/drm/i915/intel_dpll_mgr.c
> index b3fb221c2532..a9feb119c19f 100644
> --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c
> +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c
> @@ -3246,6 +3246,18 @@ static const struct intel_dpll_mgr icl_pll_mgr
> = {
> .dump_hw_state = icl_dump_hw_state,
> };
>
> +static const struct dpll_info ehl_plls[] = {
> + { "DPLL 0", &icl_pll_funcs, DPLL_ID_ICL_DPLL0, 0 },
> + { "DPLL 1", &icl_pll_funcs, DPLL_ID_ICL_DPLL1, 0 },
> + { },
> +};
> +
> +static const struct intel_dpll_mgr ehl_pll_mgr = {
> + .dpll_info = ehl_plls,
> + .get_dpll = icl_get_dpll,
> + .dump_hw_state = icl_dump_hw_state,
> +};
> +
> /**
> * intel_shared_dpll_init - Initialize shared DPLLs
> * @dev: drm device
> @@ -3259,7 +3271,9 @@ void intel_shared_dpll_init(struct drm_device
> *dev)
> const struct dpll_info *dpll_info;
> int i;
>
> - if (INTEL_GEN(dev_priv) >= 11)
> + if (IS_ELKHARTLAKE(dev_priv))
> + dpll_mgr = &ehl_pll_mgr;
> + else if (INTEL_GEN(dev_priv) >= 11)
> dpll_mgr = &icl_pll_mgr;
> else if (IS_CANNONLAKE(dev_priv))
> dpll_mgr = &cnl_pll_mgr;
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