[Intel-gfx] [PATCH 3/3] drm/i915: add i915_ips_status debugfs entry

[Daniel Vetter]

On Fri, May 31, 2013 at 04:33:24PM -0300, Paulo Zanoni wrote:
> From: Paulo Zanoni <paulo.r.zanoni at intel.com>
> 
> It just prints whether it's supported/enabled/disabled. Feature
> requested by the power management team.
> 
> v2: Checkpatch started complaining about seq_printf with 1 argument.
> 
> Requested-by: Kristen Accardi <kristen.c.accardi at intel.com>
> Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>

All three merged into dinq, thanks.
-Daniel

> ---
>  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 2eb572a..f5c6917 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -1434,6 +1434,25 @@ 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_puts(m, "not supported\n");
> +		return 0;
> +	}
> +
> +	if (I915_READ(IPS_CTL) & IPS_ENABLE)
> +		seq_puts(m, "enabled\n");
> +	else
> +		seq_puts(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;
> @@ -2231,6 +2250,7 @@ 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},
> -- 
> 1.8.1.2
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch