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From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: Eugeni Dodonov <eugeni.dodonov@intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 17/24] drm/i915: disable pipe DDI function when disabling pipe
Date: Mon, 30 Apr 2012 17:23:43 -0700	[thread overview]
Message-ID: <20120430172343.75acc6e9@jbarnes-desktop> (raw)
In-Reply-To: <1335464479-648-18-git-send-email-eugeni.dodonov@intel.com>

On Thu, 26 Apr 2012 15:21:12 -0300
Eugeni Dodonov <eugeni.dodonov@intel.com> wrote:

> Signed-off-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c |   10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 5be2ff1..b7e50af 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -1627,6 +1627,16 @@ static void intel_disable_pipe(struct drm_i915_private *dev_priv,
>  
>  	I915_WRITE(reg, val & ~PIPECONF_ENABLE);
>  	intel_wait_for_pipe_off(dev_priv->dev, pipe);
> +
> +	/* On HSW, disable pipe DDI function the pipe */
> +	if (IS_HASWELL(dev_priv->dev)) {
> +		val = I915_READ(DDI_FUNC_CTL(pipe));
> +		val &= ~PIPE_DDI_PORT_MASK;
> +		val &= ~PIPE_DDI_FUNC_ENABLE;
> +		I915_WRITE(DDI_FUNC_CTL(pipe),
> +				val);
> +	}
> +
>  }
>  
>  /*

Looks like we could just write 0 here?

-- 
Jesse Barnes, Intel Open Source Technology Center

  reply	other threads:[~2012-05-01  0:23 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-26 18:20 [PATCH 00/24] Haswell v4 Eugeni Dodonov
2012-04-26 18:20 ` [PATCH 01/24] drm/i915: add Haswell DIP controls registers Eugeni Dodonov
2012-04-26 19:18   ` Daniel Vetter
2012-04-30 23:46     ` Jesse Barnes
2012-04-26 18:20 ` [PATCH 02/24] drm/i915: support infoframes on Haswell Eugeni Dodonov
2012-04-26 18:20 ` [PATCH 03/24] drm/i915: add support for SBI ops Eugeni Dodonov
2012-04-30 23:53   ` Jesse Barnes
2012-04-26 18:20 ` [PATCH 04/24] drm/i915: calculate same watermarks on Haswell as on Ivy Bridge Eugeni Dodonov
2012-04-26 18:31   ` Jesse Barnes
2012-04-26 18:51     ` Eugeni Dodonov
2012-04-30 23:54       ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 05/24] drm/i915: reuse Ivybridge interrupts code for Haswell Eugeni Dodonov
2012-04-30 23:55   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 06/24] drm/i915: properly check for pipe count Eugeni Dodonov
2012-04-30 23:57   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 07/24] drm/i915: show unknown sdvox registers on hdmi init Eugeni Dodonov
2012-04-30 23:58   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 08/24] drm/i915: do not use fdi_normal_train on haswell Eugeni Dodonov
2012-04-30 23:59   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 09/24] drm/i915: detect PCH encoders on Haswell Eugeni Dodonov
2012-05-01  0:00   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 10/24] drm/i915: enable power wells on haswell init Eugeni Dodonov
2012-05-01  0:05   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 11/24] drm/i915: program WM_LINETIME on Haswell Eugeni Dodonov
2012-05-01  0:05   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 12/24] drm/i915: add LPT PCH checks Eugeni Dodonov
2012-05-01  0:06   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 13/24] drm/i915: handle DDI-related assertions Eugeni Dodonov
2012-05-01  0:07   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 14/24] drm/i915: account for only one PCH receiver on Haswell Eugeni Dodonov
2012-04-26 19:54   ` Daniel Vetter
2012-05-01  0:09   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 15/24] drm/i915: initialize DDI buffer translations Eugeni Dodonov
2012-04-26 19:16   ` Eugeni Dodonov
2012-05-01  0:20   ` Jesse Barnes
2012-05-01  0:27     ` Eugeni Dodonov
2012-04-26 18:21 ` [PATCH 16/24] drm/i915: support DDI training in FDI mode Eugeni Dodonov
2012-04-26 19:43   ` Daniel Vetter
2012-04-26 18:21 ` [PATCH 17/24] drm/i915: disable pipe DDI function when disabling pipe Eugeni Dodonov
2012-05-01  0:23   ` Jesse Barnes [this message]
2012-04-26 18:21 ` [PATCH 18/24] drm/i915: program iCLKIP on Lynx Point Eugeni Dodonov
2012-05-01  0:26   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 19/24] drm/i915: detect digital outputs on Haswell Eugeni Dodonov
2012-05-01  0:27   ` Jesse Barnes
2012-05-01  0:33     ` Eugeni Dodonov
2012-05-01 15:01       ` Jesse Barnes
2012-05-02  3:02         ` Keith Packard
2012-04-26 18:21 ` [PATCH 20/24] drm/i915: add support for DDI-controlled digital outputs Eugeni Dodonov
2012-05-01  0:28   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 21/24] drm/i915: add WR PLL programming table Eugeni Dodonov
2012-04-26 18:21 ` [PATCH 22/24] drm/i915: move HDMI structs to shared location Eugeni Dodonov
2012-05-01  0:29   ` Jesse Barnes
2012-04-26 18:21 ` [PATCH 23/24] drm/i915: prepare HDMI link for Haswell Eugeni Dodonov
2012-04-26 18:21 ` [PATCH 24/24] drm/i915: hook Haswell devices in place Eugeni Dodonov
2012-04-26 19:33 ` [PATCH 01/24] drm/i915: add Haswell DIP controls registers Eugeni Dodonov
2012-04-26 19:33   ` [PATCH 02/24] drm/i915: support infoframes on Haswell Eugeni Dodonov
2012-04-26 19:42     ` [PATCH 01/24] drm/i915: add Haswell DIP controls registers Eugeni Dodonov
2012-04-30 23:50       ` Jesse Barnes

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