[Intel-gfx] [PATCH 3/3] drm/i915: Remove unused variable in hsw_write_infoframe()

[Pandiyan, Dhinakaran]

On Tue, 2018-02-20 at 18:18 -0800, José Roberto de Souza wrote:
> Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
> ---
>  drivers/gpu/drm/i915/intel_hdmi.c | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
> index f5d7bfb43006..fe4bef081dae 100644
> --- a/drivers/gpu/drm/i915/intel_hdmi.c
> +++ b/drivers/gpu/drm/i915/intel_hdmi.c
> @@ -381,14 +381,11 @@ static void hsw_write_infoframe(struct drm_encoder *encoder,
>  	struct drm_i915_private *dev_priv = to_i915(dev);
>  	enum transcoder cpu_transcoder = crtc_state->cpu_transcoder;
>  	i915_reg_t ctl_reg = HSW_TVIDEO_DIP_CTL(cpu_transcoder);
> -	i915_reg_t data_reg;
>  	int data_size = type == DP_SDP_VSC ?
>  		VIDEO_DIP_VSC_DATA_SIZE : VIDEO_DIP_DATA_SIZE;
>  	int i;
>  	u32 val = I915_READ(ctl_reg);
>  
> -	data_reg = hsw_dip_data_reg(dev_priv, cpu_transcoder, type, 0);
> -

Don't see any use for data_reg.

hsw_dip_data_reg() is somewhat useful as it warns if 'type' happens to
be invalid. But hsw_dip_data_reg() following this hunk should take care
of the warning.

Reviewed-by: Dhinakaran Pandiyan <dhinakara.pandiyan at intel.com> 


>  	val &= ~hsw_infoframe_enable(type);
>  	I915_WRITE(ctl_reg, val);
>