Re: [Intel-gfx] [PATCH] drm/i915: Check for nomodeset in i915_init() first

[Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>]

On 19/07/2021 09:35, Daniel Vetter wrote:
> Jason is trying to sort out the unwinding in i915_init and i915_exit,
> while reviewing those patches I noticed that we also have the
> nomodeset handling now in the middle of things.
> 
> Pull that out for simplisity in unwinding - if you run selftest with
> nomodeset you get nothing, *shrug*.

Where "nothing" equals success!? Quite bad for platform bringup on two 
levels.

Regards,

Tvrtko

> Cc: Jason Ekstrand <jason@jlekstrand.net>
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
> ---
>   drivers/gpu/drm/i915/i915_pci.c | 16 ++++++++--------
>   1 file changed, 8 insertions(+), 8 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
> index 67696d752271..6fe709ac1b4b 100644
> --- a/drivers/gpu/drm/i915/i915_pci.c
> +++ b/drivers/gpu/drm/i915/i915_pci.c
> @@ -1199,14 +1199,6 @@ static int __init i915_init(void)
>   	bool use_kms = true;
>   	int err;
>   
> -	err = i915_globals_init();
> -	if (err)
> -		return err;
> -
> -	err = i915_mock_selftests();
> -	if (err)
> -		return err > 0 ? 0 : err;
> -
>   	/*
>   	 * Enable KMS by default, unless explicitly overriden by
>   	 * either the i915.modeset prarameter or by the
> @@ -1225,6 +1217,14 @@ static int __init i915_init(void)
>   		return 0;
>   	}
>   
> +	err = i915_globals_init();
> +	if (err)
> +		return err;
> +
> +	err = i915_mock_selftests();
> +	if (err)
> +		return err > 0 ? 0 : err;
> +
>   	i915_pmu_init();
>   
>   	err = pci_register_driver(&i915_pci_driver);
> 
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