On Fri, 27 Mar 2015, Imre Deak <imre.deak@xxxxxxxxx> wrote:
> All non-GMCH platforms have the same register layout for HPD long/short
> status, so let's use this condition instead of HAS_PCH_SPLIT, as the
> latter doesn't apply for BXT.
>
> Noticed by Daniel.
>
> Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_irq.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index 4833e2b..17eed72 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -1446,7 +1446,7 @@ static inline void intel_hpd_irq_handler(struct drm_device *dev,
> if (port && dev_priv->hpd_irq_port[port]) {
> bool long_hpd;
>
> - if (HAS_PCH_SPLIT(dev)) {
> + if (!HAS_GMCH_DISPLAY(dev_priv)) {
> dig_shift = pch_port_to_hotplug_shift(port);
This is (will be) broken for port A.
> long_hpd = (dig_hotplug_reg >> dig_shift) & PORTB_HOTPLUG_LONG_DETECT;
> } else {
> --
> 2.1.0
>
--
Jani Nikula, Intel Open Source Technology Center
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