/* intel_i2c.c */
extern int intel_setup_gmbus(struct drm_device *dev);
extern void intel_teardown_gmbus(struct drm_device *dev);
-static inline bool intel_gmbus_is_port_valid(unsigned port)
+static inline bool intel_gmbus_is_valid_pin(unsigned int pin)
{
- return (port >= GMBUS_PIN_SSC && port <= GMBUS_PIN_DPD);
+ return (pin >= GMBUS_PIN_SSC && pin <= GMBUS_PIN_DPD);
}
-extern struct i2c_adapter *intel_gmbus_get_adapter(
- struct drm_i915_private *dev_priv, unsigned port);
+extern struct i2c_adapter *
+intel_gmbus_get_adapter(struct drm_i915_private *dev_priv, unsigned int pin);
extern void intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed);
extern void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit);
static inline bool intel_gmbus_is_forced_bit(struct i2c_adapter *adapter)
if (block_size >= sizeof(*general)) {
int bus_pin = general->crt_ddc_gmbus_pin;
DRM_DEBUG_KMS("crt_ddc_bus_pin: %d\n", bus_pin);
- if (intel_gmbus_is_port_valid(bus_pin))
+ if (intel_gmbus_is_valid_pin(bus_pin))
dev_priv->vbt.crt_ddc_pin = bus_pin;
} else {
DRM_DEBUG_KMS("BDB_GD too small (%d). Invalid.\n",
* special cases, but otherwise default to what's defined
* in the spec.
*/
- if (intel_gmbus_is_port_valid(dvo->gpio))
+ if (intel_gmbus_is_valid_pin(dvo->gpio))
gpio = dvo->gpio;
else if (dvo->type == INTEL_DVO_CHIP_LVDS)
gpio = GMBUS_PIN_SSC;
}
struct i2c_adapter *intel_gmbus_get_adapter(struct drm_i915_private *dev_priv,
- unsigned port)
+ unsigned int pin)
{
- WARN_ON(!intel_gmbus_is_port_valid(port));
+ WARN_ON(!intel_gmbus_is_valid_pin(pin));
/* -1 to map pin pair to gmbus index */
- return (intel_gmbus_is_port_valid(port)) ?
- &dev_priv->gmbus[port - 1].adapter : NULL;
+ return (intel_gmbus_is_valid_pin(pin)) ?
+ &dev_priv->gmbus[pin - 1].adapter : NULL;
}
void intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed)
child->device_type != DEVICE_TYPE_LFP)
continue;
- if (intel_gmbus_is_port_valid(child->i2c_pin))
+ if (intel_gmbus_is_valid_pin(child->i2c_pin))
*i2c_pin = child->i2c_pin;
/* However, we cannot trust the BIOS writers to populate
else
mapping = &dev_priv->sdvo_mappings[1];
- if (mapping->initialized && intel_gmbus_is_port_valid(mapping->i2c_pin))
+ if (mapping->initialized && intel_gmbus_is_valid_pin(mapping->i2c_pin))
pin = mapping->i2c_pin;
else
pin = GMBUS_PIN_DPB;