From mboxrd@z Thu Jan  1 00:00:00 1970
From: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Subject: Re: [PATCH 3/3] drm/i915: add i915_ips_status debugfs
	entry
Date: Tue, 14 May 2013 14:59:06 -0300
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Feel free to use: Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>

On Mon, May 13, 2013 at 4:00 PM, Paulo Zanoni <przanoni@gmail.com> wrote:
> From: Paulo Zanoni <paulo.r.zanoni@intel.com>
>
> It just prints whether it's supported/enabled/disabled. Feature
> requested by the power management team.
>
> Requested-by: Kristen Accardi <kristen.c.accardi@intel.com>
> Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
> ---
>  drivers/gpu/drm/i915/i915_debugfs.c |   20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index a55630a..382ba64 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -1311,6 +1311,25 @@ static int i915_fbc_status(struct seq_file *m, void *unused)
>         return 0;
>  }
>
> +static int i915_ips_status(struct seq_file *m, void *unused)
> +{
> +       struct drm_info_node *node = (struct drm_info_node *) m->private;
> +       struct drm_device *dev = node->minor->dev;
> +       struct drm_i915_private *dev_priv = dev->dev_private;
> +
> +       if (!IS_ULT(dev)) {
> +               seq_printf(m, "not supported\n");
> +               return 0;
> +       }
> +
> +       if (I915_READ(IPS_CTL) & IPS_ENABLE)
> +               seq_printf(m, "enabled\n");
> +       else
> +               seq_printf(m, "disabled\n");
> +
> +       return 0;
> +}
> +
>  static int i915_sr_status(struct seq_file *m, void *unused)
>  {
>         struct drm_info_node *node = (struct drm_info_node *) m->private;
> @@ -2108,6 +2127,7 @@ static struct drm_info_list i915_debugfs_list[] = {
>         {"i915_ring_freq_table", i915_ring_freq_table, 0},
>         {"i915_gfxec", i915_gfxec, 0},
>         {"i915_fbc_status", i915_fbc_status, 0},
> +       {"i915_ips_status", i915_ips_status, 0},
>         {"i915_sr_status", i915_sr_status, 0},
>         {"i915_opregion", i915_opregion, 0},
>         {"i915_gem_framebuffer", i915_gem_framebuffer_info, 0},
> --
> 1.7.10.4
>
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-- 
Rodrigo Vivi
Blog: http://blog.vivi.eng.br