[Intel-gfx] [PATCH 5/8] drm/i915: s/int i/enum hpd_pin pin/

Rodrigo Vivi rodrigo.vivi at intel.com
Mon Jul 9 21:28:03 UTC 2018


On Thu, Jul 05, 2018 at 07:43:54PM +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Use the enum hpd_pin type when talking about HPD pins, and rename the
> variable from a very nondescript 'i' to 'pin', a name we already
> use in other parts of the code.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>

> ---
>  drivers/gpu/drm/i915/i915_irq.c      | 12 ++++++------
>  drivers/gpu/drm/i915/intel_hotplug.c | 28 ++++++++++++++--------------
>  2 files changed, 20 insertions(+), 20 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index 2fcc00b06915..1c3ff07d9f2d 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -1712,20 +1712,20 @@ static void intel_get_hpd_pins(struct drm_i915_private *dev_priv,
>  			       bool long_pulse_detect(enum port port, u32 val))
>  {
>  	enum port port;
> -	int i;
> +	enum hpd_pin pin;
>  
> -	for_each_hpd_pin(i) {
> -		if ((hpd[i] & hotplug_trigger) == 0)
> +	for_each_hpd_pin(pin) {
> +		if ((hpd[pin] & hotplug_trigger) == 0)
>  			continue;
>  
> -		*pin_mask |= BIT(i);
> +		*pin_mask |= BIT(pin);
>  
> -		port = intel_hpd_pin_to_port(dev_priv, i);
> +		port = intel_hpd_pin_to_port(dev_priv, pin);
>  		if (port == PORT_NONE)
>  			continue;
>  
>  		if (long_pulse_detect(port, dig_hotplug_reg))
> -			*long_mask |= BIT(i);
> +			*long_mask |= BIT(pin);
>  	}
>  
>  	DRM_DEBUG_DRIVER("hotplug event received, stat 0x%08x, dig 0x%08x, pins 0x%08x\n",
> diff --git a/drivers/gpu/drm/i915/intel_hotplug.c b/drivers/gpu/drm/i915/intel_hotplug.c
> index f862441158e1..d9d61d11dd2b 100644
> --- a/drivers/gpu/drm/i915/intel_hotplug.c
> +++ b/drivers/gpu/drm/i915/intel_hotplug.c
> @@ -241,25 +241,25 @@ static void intel_hpd_irq_storm_reenable_work(struct work_struct *work)
>  		container_of(work, typeof(*dev_priv),
>  			     hotplug.reenable_work.work);
>  	struct drm_device *dev = &dev_priv->drm;
> -	int i;
> +	enum hpd_pin pin;
>  
>  	intel_runtime_pm_get(dev_priv);
>  
>  	spin_lock_irq(&dev_priv->irq_lock);
> -	for_each_hpd_pin(i) {
> +	for_each_hpd_pin(pin) {
>  		struct drm_connector *connector;
>  		struct drm_connector_list_iter conn_iter;
>  
> -		if (dev_priv->hotplug.stats[i].state != HPD_DISABLED)
> +		if (dev_priv->hotplug.stats[pin].state != HPD_DISABLED)
>  			continue;
>  
> -		dev_priv->hotplug.stats[i].state = HPD_ENABLED;
> +		dev_priv->hotplug.stats[pin].state = HPD_ENABLED;
>  
>  		drm_connector_list_iter_begin(dev, &conn_iter);
>  		drm_for_each_connector_iter(connector, &conn_iter) {
>  			struct intel_connector *intel_connector = to_intel_connector(connector);
>  
> -			if (intel_connector->encoder->hpd_pin == i) {
> +			if (intel_connector->encoder->hpd_pin == pin) {
>  				if (connector->polled != intel_connector->polled)
>  					DRM_DEBUG_DRIVER("Reenabling HPD on connector %s\n",
>  							 connector->name);
> @@ -432,14 +432,14 @@ void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
>  
>  	spin_lock(&dev_priv->irq_lock);
>  	for_each_intel_encoder(&dev_priv->drm, encoder) {
> -		enum hpd_pin i = encoder->hpd_pin;
> +		enum hpd_pin pin = encoder->hpd_pin;
>  		bool has_hpd_pulse = intel_encoder_has_hpd_pulse(encoder);
>  
> -		if (!(BIT(i) & pin_mask))
> +		if (!(BIT(pin) & pin_mask))
>  			continue;
>  
>  		if (has_hpd_pulse) {
> -			bool long_hpd = long_mask & BIT(i);
> +			bool long_hpd = long_mask & BIT(pin);
>  			enum port port = encoder->port;
>  
>  			DRM_DEBUG_DRIVER("digital hpd port %c - %s\n", port_name(port),
> @@ -458,7 +458,7 @@ void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
>  			}
>  		}
>  
> -		if (dev_priv->hotplug.stats[i].state == HPD_DISABLED) {
> +		if (dev_priv->hotplug.stats[pin].state == HPD_DISABLED) {
>  			/*
>  			 * On GMCH platforms the interrupt mask bits only
>  			 * prevent irq generation, not the setting of the
> @@ -466,20 +466,20 @@ void intel_hpd_irq_handler(struct drm_i915_private *dev_priv,
>  			 * interrupts on saner platforms.
>  			 */
>  			WARN_ONCE(!HAS_GMCH_DISPLAY(dev_priv),
> -				  "Received HPD interrupt on pin %d although disabled\n", i);
> +				  "Received HPD interrupt on pin %d although disabled\n", pin);
>  			continue;
>  		}
>  
> -		if (dev_priv->hotplug.stats[i].state != HPD_ENABLED)
> +		if (dev_priv->hotplug.stats[pin].state != HPD_ENABLED)
>  			continue;
>  
>  		if (!has_hpd_pulse) {
> -			dev_priv->hotplug.event_bits |= BIT(i);
> +			dev_priv->hotplug.event_bits |= BIT(pin);
>  			queue_hp = true;
>  		}
>  
> -		if (intel_hpd_irq_storm_detect(dev_priv, i)) {
> -			dev_priv->hotplug.event_bits &= ~BIT(i);
> +		if (intel_hpd_irq_storm_detect(dev_priv, pin)) {
> +			dev_priv->hotplug.event_bits &= ~BIT(pin);
>  			storm_detected = true;
>  		}
>  	}
> -- 
> 2.16.4
> 
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