linux-kernel - Re: [Intel-gfx] [PATCH 1/5] drm/i915: Use dp_detect

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Date:	Tue, 26 Jul 2011 09:36:24 -0700
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Keith Packard <keithp@...thp.com>
Cc:	Dave Airlie <airlied@...hat.com>, intel-gfx@...ts.freedesktop.org,
	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH 1/5] drm/i915: Use dp_detect_common in
 hotplug helper function

On Mon, 25 Jul 2011 23:36:30 -0700
Keith Packard <keithp@...thp.com> wrote:

> This uses the common dpcd reading routine, i915_dp_detect_common,
> instead of open-coding a call to intel_dp_aux_native_read. Besides
> reducing duplicated code, this also gains the read retries which
> may be necessary when a cable is first plugged back in and the link
> needs to be retrained.
> 
> Signed-off-by: Keith Packard <keithp@...thp.com>
> ---
>  drivers/gpu/drm/i915/intel_dp.c |   39 +++++++++++++++++++--------------------
>  1 files changed, 19 insertions(+), 20 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index dcc7ae6..45db810 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -1567,6 +1567,20 @@ intel_dp_link_down(struct intel_dp *intel_dp)
>  	POSTING_READ(intel_dp->output_reg);
>  }
>  
> +static enum drm_connector_status
> +i915_dp_detect_common(struct intel_dp *intel_dp)

Maybe you can fix the prefix of this function while you're at it since
it's not i915 or even i9xx specific?

-- 
Jesse Barnes, Intel Open Source Technology Center
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