[Intel-gfx] [PATCH] drm/i915: Fix SKL i_boost level

Jim Bride jim.bride at linux.intel.com
Thu Nov 12 09:14:52 PST 2015


On Wed, Nov 11, 2015 at 03:15:54PM +0200, Ander Conselvan de Oliveira wrote:
> The i_boost level in the DDI translation tables are stored per level.
> However, skl_ddi_set_iboos() would choose an entry of that table based
> on the port argument.
> 
> Cc: Jim Bride <jim.bride at linux.intel.com>
> Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira at intel.com>
> ---

Reviewed-by: Jim Bride <jim.bride at linux.intel.com>
 
> I noticed this while reviewing Jim's patch that updates Skylake's DDI
> translation tables. Only compile-tested.
> 
> Ander
> 
>  drivers/gpu/drm/i915/intel_ddi.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index da46edd..8cfdad2 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -2085,21 +2085,21 @@ static void skl_ddi_set_iboost(struct drm_device *dev, u32 level,
>  			iboost = dp_iboost;
>  		} else {
>  			ddi_translations = skl_get_buf_trans_dp(dev, &n_entries);
> -			iboost = ddi_translations[port].i_boost;
> +			iboost = ddi_translations[level].i_boost;
>  		}
>  	} else if (type == INTEL_OUTPUT_EDP) {
>  		if (dp_iboost) {
>  			iboost = dp_iboost;
>  		} else {
>  			ddi_translations = skl_get_buf_trans_edp(dev, &n_entries);
> -			iboost = ddi_translations[port].i_boost;
> +			iboost = ddi_translations[level].i_boost;
>  		}
>  	} else if (type == INTEL_OUTPUT_HDMI) {
>  		if (hdmi_iboost) {
>  			iboost = hdmi_iboost;
>  		} else {
>  			ddi_translations = skl_get_buf_trans_hdmi(dev, &n_entries);
> -			iboost = ddi_translations[port].i_boost;
> +			iboost = ddi_translations[level].i_boost;
>  		}
>  	} else {
>  		return;
> -- 
> 2.4.3


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