Re: [PATCH 07/12] drm/i915: Add a modeset power domain

From: Imre Deak <imre.deak@intel.com>
To: Patrik Jakobsson <patrik.jakobsson@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 07/12] drm/i915: Add a modeset power domain
Date: Wed, 11 Nov 2015 21:11:05 +0200	[thread overview]
Message-ID: <1447269065.24928.34.camel@intel.com> (raw)
In-Reply-To: <1447084107-8521-8-git-send-email-patrik.jakobsson@linux.intel.com>

On ma, 2015-11-09 at 16:48 +0100, Patrik Jakobsson wrote:
> We need a power domain for disabling DC5/DC6 around modesets to
> prevent
> confusing the DMC.
> 
> Signed-off-by: Patrik Jakobsson <patrik.jakobsson@linux.intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
> ---
>  drivers/gpu/drm/i915/i915_debugfs.c | 2 ++
>  drivers/gpu/drm/i915/i915_drv.h     | 1 +
>  2 files changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c
> b/drivers/gpu/drm/i915/i915_debugfs.c
> index 2fad0a9..0b06192 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -2738,6 +2738,8 @@ static const char *power_domain_str(enum
> intel_display_power_domain domain)
>  		return "AUX_D";
>  	case POWER_DOMAIN_GMBUS:
>  		return "GMBUS";
> +	case POWER_DOMAIN_MODESET:
> +		return "MODESET";
>  	case POWER_DOMAIN_INIT:
>  		return "INIT";
>  	default:
> diff --git a/drivers/gpu/drm/i915/i915_drv.h
> b/drivers/gpu/drm/i915/i915_drv.h
> index fff7f63..c0252ef 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -196,6 +196,7 @@ enum intel_display_power_domain {
>  	POWER_DOMAIN_AUX_C,
>  	POWER_DOMAIN_AUX_D,
>  	POWER_DOMAIN_GMBUS,
> +	POWER_DOMAIN_MODESET,
>  	POWER_DOMAIN_INIT,
>  
>  	POWER_DOMAIN_NUM,
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