[Intel-gfx] [PATCH v3 06/27] drm/i915: Track IRQ state in local device state

[Jani Nikula]

On Thu, 24 Jun 2021, Thomas Zimmermann <tzimmermann at suse.de> wrote:
> Replace usage of struct drm_device.irq_enabled with the driver's
> own state field struct drm_i915_private.irq_enabled. The field in
> the DRM device structure is considered legacy and should not be
> used by KMS drivers.
>
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>

Reviewed-by: Jani Nikula <jani.nikula at intel.com>

and ack for merging through drm-misc-next or whatever you think is best.

> ---
>  drivers/gpu/drm/i915/i915_drv.h | 2 ++
>  drivers/gpu/drm/i915/i915_irq.c | 8 ++++----
>  2 files changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 01e11fe38642..48c1835bd54b 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1134,6 +1134,8 @@ struct drm_i915_private {
>  	/* For i915gm/i945gm vblank irq workaround */
>  	u8 vblank_enabled;
>  
> +	bool irq_enabled;
> +
>  	/* perform PHY state sanity checks? */
>  	bool chv_phy_assert[2];
>  
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index a11bdb667241..987211f21761 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -4488,14 +4488,14 @@ int intel_irq_install(struct drm_i915_private *dev_priv)
>  	 */
>  	dev_priv->runtime_pm.irqs_enabled = true;
>  
> -	dev_priv->drm.irq_enabled = true;
> +	dev_priv->irq_enabled = true;
>  
>  	intel_irq_reset(dev_priv);
>  
>  	ret = request_irq(irq, intel_irq_handler(dev_priv),
>  			  IRQF_SHARED, DRIVER_NAME, dev_priv);
>  	if (ret < 0) {
> -		dev_priv->drm.irq_enabled = false;
> +		dev_priv->irq_enabled = false;
>  		return ret;
>  	}
>  
> @@ -4521,10 +4521,10 @@ void intel_irq_uninstall(struct drm_i915_private *dev_priv)
>  	 * intel_modeset_driver_remove() calling us out of sequence.
>  	 * Would be nice if it didn't do that...
>  	 */
> -	if (!dev_priv->drm.irq_enabled)
> +	if (!dev_priv->irq_enabled)
>  		return;
>  
> -	dev_priv->drm.irq_enabled = false;
> +	dev_priv->irq_enabled = false;
>  
>  	intel_irq_reset(dev_priv);

-- 
Jani Nikula, Intel Open Source Graphics Center