[Intel-gfx] [PATCH 1/3] drm/i915: Fix debugfs PDP register dump

[Ben Widawsky]

On Mon, Mar 31, 2014 at 06:17:16PM +0300, ville.syrjala at linux.intel.com wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Iterate over all the PDP registers instead of just printing PDP0 four
> times in gen8 PPGTT debugfs info.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Reviewed-by: Ben Widawsky <ben at bwidawsk.net>

> ---
>  drivers/gpu/drm/i915/i915_debugfs.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index 1a35215..506177a 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -1830,8 +1830,7 @@ static void gen8_ppgtt_info(struct seq_file *m, struct drm_device *dev)
>  			u64 pdp = I915_READ(ring->mmio_base + offset + 4);
>  			pdp <<= 32;
>  			pdp |= I915_READ(ring->mmio_base + offset);
> -			for (i = 0; i < 4; i++)
> -				seq_printf(m, "\tPDP%d 0x%016llx\n", i, pdp);
> +			seq_printf(m, "\tPDP%d 0x%016llx\n", i, pdp);
>  		}
>  	}
>  }
> -- 
> 1.8.3.2
> 
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-- 
Ben Widawsky, Intel Open Source Technology Center