On Thu, Oct 28, 2021 at 08:28:09PM -0700, Matt Roper wrote:
> From: Daniele Ceraolo Spurio <daniele.ceraolospu...@intel.com>
> 
> In coming patches we'll be doing the actual tile initialization between
> these two uncore init phases.
> 
> Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospu...@intel.com>
> Signed-off-by: Matt Roper <matthew.d.ro...@intel.com>
> Reviewed-by: Lucas De Marchi <lucas.demar...@intel.com>
> Reviewed-by: Andi Shyti <andi.sh...@linux.intel.com>

Since the first two patches of this series are fully reviewed and have a
clean CI pass of their own
(https://lists.freedesktop.org/archives/intel-gfx-trybot/2021-November/126547.html),
I've applied them to drm-intel-gt-next while we continue refactoring the
rest of the series.

Thanks for the reviews.


Matt

> ---
>  drivers/gpu/drm/i915/i915_drv.c     |  9 ++++++++-
>  drivers/gpu/drm/i915/intel_uncore.c | 17 +++--------------
>  drivers/gpu/drm/i915/intel_uncore.h |  2 ++
>  3 files changed, 13 insertions(+), 15 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 1e5b75ae9932..b9fed62806f8 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -416,10 +416,14 @@ static int i915_driver_mmio_probe(struct 
> drm_i915_private *dev_priv)
>       if (ret < 0)
>               return ret;
>  
> -     ret = intel_uncore_init_mmio(&dev_priv->uncore);
> +     ret = intel_uncore_setup_mmio(&dev_priv->uncore);
>       if (ret < 0)
>               goto err_bridge;
>  
> +     ret = intel_uncore_init_mmio(&dev_priv->uncore);
> +     if (ret)
> +             goto err_mmio;
> +
>       /* Try to make sure MCHBAR is enabled before poking at it */
>       intel_setup_mchbar(dev_priv);
>       intel_device_info_runtime_init(dev_priv);
> @@ -436,6 +440,8 @@ static int i915_driver_mmio_probe(struct drm_i915_private 
> *dev_priv)
>  err_uncore:
>       intel_teardown_mchbar(dev_priv);
>       intel_uncore_fini_mmio(&dev_priv->uncore);
> +err_mmio:
> +     intel_uncore_cleanup_mmio(&dev_priv->uncore);
>  err_bridge:
>       pci_dev_put(dev_priv->bridge_dev);
>  
> @@ -450,6 +456,7 @@ static void i915_driver_mmio_release(struct 
> drm_i915_private *dev_priv)
>  {
>       intel_teardown_mchbar(dev_priv);
>       intel_uncore_fini_mmio(&dev_priv->uncore);
> +     intel_uncore_cleanup_mmio(&dev_priv->uncore);
>       pci_dev_put(dev_priv->bridge_dev);
>  }
>  
> diff --git a/drivers/gpu/drm/i915/intel_uncore.c 
> b/drivers/gpu/drm/i915/intel_uncore.c
> index 722910d02b5f..abdac78d3976 100644
> --- a/drivers/gpu/drm/i915/intel_uncore.c
> +++ b/drivers/gpu/drm/i915/intel_uncore.c
> @@ -2020,7 +2020,7 @@ static int i915_pmic_bus_access_notifier(struct 
> notifier_block *nb,
>       return NOTIFY_OK;
>  }
>  
> -static int uncore_mmio_setup(struct intel_uncore *uncore)
> +int intel_uncore_setup_mmio(struct intel_uncore *uncore)
>  {
>       struct drm_i915_private *i915 = uncore->i915;
>       struct pci_dev *pdev = to_pci_dev(i915->drm.dev);
> @@ -2053,7 +2053,7 @@ static int uncore_mmio_setup(struct intel_uncore 
> *uncore)
>       return 0;
>  }
>  
> -static void uncore_mmio_cleanup(struct intel_uncore *uncore)
> +void intel_uncore_cleanup_mmio(struct intel_uncore *uncore)
>  {
>       struct pci_dev *pdev = to_pci_dev(uncore->i915->drm.dev);
>  
> @@ -2146,10 +2146,6 @@ int intel_uncore_init_mmio(struct intel_uncore *uncore)
>       struct drm_i915_private *i915 = uncore->i915;
>       int ret;
>  
> -     ret = uncore_mmio_setup(uncore);
> -     if (ret)
> -             return ret;
> -
>       /*
>        * The boot firmware initializes local memory and assesses its health.
>        * If memory training fails, the punit will have been instructed to
> @@ -2170,7 +2166,7 @@ int intel_uncore_init_mmio(struct intel_uncore *uncore)
>       } else {
>               ret = uncore_forcewake_init(uncore);
>               if (ret)
> -                     goto out_mmio_cleanup;
> +                     return ret;
>       }
>  
>       /* make sure fw funcs are set if and only if we have fw*/
> @@ -2192,11 +2188,6 @@ int intel_uncore_init_mmio(struct intel_uncore *uncore)
>               drm_dbg(&i915->drm, "unclaimed mmio detected on uncore init, 
> clearing\n");
>  
>       return 0;
> -
> -out_mmio_cleanup:
> -     uncore_mmio_cleanup(uncore);
> -
> -     return ret;
>  }
>  
>  /*
> @@ -2261,8 +2252,6 @@ void intel_uncore_fini_mmio(struct intel_uncore *uncore)
>               intel_uncore_fw_domains_fini(uncore);
>               iosf_mbi_punit_release();
>       }
> -
> -     uncore_mmio_cleanup(uncore);
>  }
>  
>  static const struct reg_whitelist {
> diff --git a/drivers/gpu/drm/i915/intel_uncore.h 
> b/drivers/gpu/drm/i915/intel_uncore.h
> index 3248e4e2c540..d1d17b04e29f 100644
> --- a/drivers/gpu/drm/i915/intel_uncore.h
> +++ b/drivers/gpu/drm/i915/intel_uncore.h
> @@ -218,11 +218,13 @@ void
>  intel_uncore_mmio_debug_init_early(struct intel_uncore_mmio_debug 
> *mmio_debug);
>  void intel_uncore_init_early(struct intel_uncore *uncore,
>                            struct drm_i915_private *i915);
> +int intel_uncore_setup_mmio(struct intel_uncore *uncore);
>  int intel_uncore_init_mmio(struct intel_uncore *uncore);
>  void intel_uncore_prune_engine_fw_domains(struct intel_uncore *uncore,
>                                         struct intel_gt *gt);
>  bool intel_uncore_unclaimed_mmio(struct intel_uncore *uncore);
>  bool intel_uncore_arm_unclaimed_mmio_detection(struct intel_uncore *uncore);
> +void intel_uncore_cleanup_mmio(struct intel_uncore *uncore);
>  void intel_uncore_fini_mmio(struct intel_uncore *uncore);
>  void intel_uncore_suspend(struct intel_uncore *uncore);
>  void intel_uncore_resume_early(struct intel_uncore *uncore);
> -- 
> 2.33.0
> 

-- 
Matt Roper
Graphics Software Engineer
VTT-OSGC Platform Enablement
Intel Corporation
(916) 356-2795

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