On Wed, 26 Aug 2015, Sivakumar Thulasimani <sivakumar.thulasimani@xxxxxxxxx> wrote:
> On 8/20/2015 1:17 PM, Jani Nikula wrote:
>> Add a common intel_digital_port_connected() that splits out to functions
>> for different platforms. No functional changes.
>>
>> v2: make the function return a boolean
>>
>> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
>> ---
>> drivers/gpu/drm/i915/intel_dp.c | 41 ++++++++++++++++++++++-------------------
>> 1 file changed, 22 insertions(+), 19 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
>> index f08859471841..f947951a01d4 100644
>> --- a/drivers/gpu/drm/i915/intel_dp.c
>> +++ b/drivers/gpu/drm/i915/intel_dp.c
>> @@ -4473,13 +4473,6 @@ edp_detect(struct intel_dp *intel_dp)
>> return status;
>> }
>>
>> -/*
>> - * ibx_digital_port_connected - is the specified port connected?
>> - * @dev_priv: i915 private structure
>> - * @port: the port to test
>> - *
>> - * Returns true if @port is connected, false otherwise.
>> - */
>> static bool ibx_digital_port_connected(struct drm_i915_private *dev_priv,
>> struct intel_digital_port *port)
>> {
>> @@ -4524,13 +4517,12 @@ static bool ibx_digital_port_connected(struct drm_i915_private *dev_priv,
>> return I915_READ(SDEISR) & bit;
>> }
>>
>> -static bool g4x_digital_port_connected(struct drm_device *dev,
>> +static bool g4x_digital_port_connected(struct drm_i915_private *dev_priv,
>> struct intel_digital_port *port)
>> {
>> - struct drm_i915_private *dev_priv = dev->dev_private;
>> uint32_t bit;
>>
>> - if (IS_VALLEYVIEW(dev)) {
>> + if (IS_VALLEYVIEW(dev_priv)) {
> this might not work :(. just noted this as part of another review.
> please fix this since
> it is merged.
Sorry, what might not work?
Jani.
>> switch (port->port) {
>> case PORT_B:
>> bit = PORTB_HOTPLUG_LIVE_STATUS_VLV;
>> @@ -4565,6 +4557,22 @@ static bool g4x_digital_port_connected(struct drm_device *dev,
>> return I915_READ(PORT_HOTPLUG_STAT) & bit;
>> }
>>
>> +/*
>> + * intel_digital_port_connected - is the specified port connected?
>> + * @dev_priv: i915 private structure
>> + * @port: the port to test
>> + *
>> + * Return %true if @port is connected, %false otherwise.
>> + */
>> +static bool intel_digital_port_connected(struct drm_i915_private *dev_priv,
>> + struct intel_digital_port *port)
>> +{
>> + if (HAS_PCH_SPLIT(dev_priv))
>> + return ibx_digital_port_connected(dev_priv, port);
>> + else
>> + return g4x_digital_port_connected(dev_priv, port);
>> +}
>> +
>> static enum drm_connector_status
>> ironlake_dp_detect(struct intel_dp *intel_dp)
>> {
>> @@ -4572,7 +4580,7 @@ ironlake_dp_detect(struct intel_dp *intel_dp)
>> struct drm_i915_private *dev_priv = dev->dev_private;
>> struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
>>
>> - if (!ibx_digital_port_connected(dev_priv, intel_dig_port))
>> + if (!intel_digital_port_connected(dev_priv, intel_dig_port))
>> return connector_status_disconnected;
>>
>> return intel_dp_detect_dpcd(intel_dp);
>> @@ -4594,7 +4602,7 @@ g4x_dp_detect(struct intel_dp *intel_dp)
>> return status;
>> }
>>
>> - if (!g4x_digital_port_connected(dev, intel_dig_port))
>> + if (!intel_digital_port_connected(dev->dev_private, intel_dig_port))
>> return connector_status_disconnected;
>>
>> return intel_dp_detect_dpcd(intel_dp);
>> @@ -5057,13 +5065,8 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd)
>> /* indicate that we need to restart link training */
>> intel_dp->train_set_valid = false;
>>
>> - if (HAS_PCH_SPLIT(dev)) {
>> - if (!ibx_digital_port_connected(dev_priv, intel_dig_port))
>> - goto mst_fail;
>> - } else {
>> - if (!g4x_digital_port_connected(dev, intel_dig_port))
>> - goto mst_fail;
>> - }
>> + if (!intel_digital_port_connected(dev_priv, intel_dig_port))
>> + goto mst_fail;
>>
>> if (!intel_dp_get_dpcd(intel_dp)) {
>> goto mst_fail;
>
> --
> regards,
> Sivakumar
>
--
Jani Nikula, Intel Open Source Technology Center
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