[Intel-gfx] [PATCH 1/2] drm/i915: fix panel unlock register mask

[Paulo Zanoni]

2014-08-21 9:06 GMT-03:00 Jani Nikula <jani.nikula at intel.com>:
> Use the correct mask for the unlock bits. In theory this could have lead
> to incorrect asserts but this is unlikely in practise.
>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>

Reviewed-by: Paulo Zanoni <paulo.r.zanoni at intel.com>

> ---
>  drivers/gpu/drm/i915/intel_display.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 0b327ebb2d9e..fe1d00dc9ef5 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -1208,7 +1208,7 @@ static void assert_panel_unlocked(struct drm_i915_private *dev_priv,
>
>         val = I915_READ(pp_reg);
>         if (!(val & PANEL_POWER_ON) ||
> -           ((val & PANEL_UNLOCK_REGS) == PANEL_UNLOCK_REGS))
> +           ((val & PANEL_UNLOCK_MASK) == PANEL_UNLOCK_REGS))
>                 locked = false;
>
>         if (I915_READ(lvds_reg) & LVDS_PIPEB_SELECT)
> --
> 1.9.1
>
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-- 
Paulo Zanoni