[Intel-gfx] [PATCH] drm/i915: CD clock frequency to debugfs

[Daniel Vetter]

On Fri, Apr 24, 2015 at 11:06:10AM +0300, Mika Kahola wrote:
> This patch adds information on current CD clock
> frequency to debugfs i915_frequency_info
> 
> Signed-off-by: Mika Kahola <mika.kahola at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_debugfs.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 9c2b9e4..18c7531 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -1266,6 +1266,9 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
>  		seq_puts(m, "no P-state info available\n");
>  	}
>  
> +	seq_printf(m, "CD clock freq: %dkHz\n",
> +		   dev_priv->display.get_display_clock_speed(dev));

Shouldn't we also dump the computed/requested cdclk in
dev_priv->cdclk_freq while at it? Seems useful enough otherwise.
-Daniel

> +
>  out:
>  	intel_runtime_pm_put(dev_priv);
>  	return ret;
> -- 
> 1.9.1
> 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch