[Intel-gfx] [PATCH 4/5] drm/i915: Corrected the platform checks in i915_ring_freq_table function

[Rodrigo Vivi]

I'd prefer 2 separated patches, but seems correct anyway so:
Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>

On Sun, Jun 7, 2015 at 6:02 AM,  <akash.goel at intel.com> wrote:
> From: Akash Goel <akash.goel at intel.com>
>
> Corrected the platform checks in i915_ring_freq_table debugfs function
> so as to allow the read of ring frequency table for BDW and disallow for VLV
>
> Issue: VIZ-5144
> Signed-off-by: Akash Goel <akash.goel at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_debugfs.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 47636f3..1c83596 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -1779,7 +1779,8 @@ static int i915_ring_freq_table(struct seq_file *m, void *unused)
>         int ret = 0;
>         int gpu_freq, ia_freq;
>
> -       if (!(IS_GEN6(dev) || IS_GEN7(dev))) {
> +       if (!(IS_GEN6(dev) || (IS_GEN7(dev) && !IS_VALLEYVIEW(dev)) ||
> +             IS_BROADWELL(dev))) {
>                 seq_puts(m, "unsupported on this chipset\n");
>                 return 0;
>         }
> --
> 1.9.2
>
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-- 
Rodrigo Vivi
Blog: http://blog.vivi.eng.br