[PATCH v16 03/12] drm: imx: imx-hdmi: convert imx-hdmi to drm_bridge mode

Andy Yan andy.yan at rock-chips.com
Wed Dec 3 08:04:37 PST 2014


Hi Russell:

On 2014年12月03日 23:38, Russell King - ARM Linux wrote:
> On Wed, Dec 03, 2014 at 11:29:26PM +0800, Andy Yan wrote:
>> +int imx_hdmi_bind(struct device *dev, struct device *master,
>> +		  void *data, struct drm_encoder *encoder,
>> +		  const struct imx_hdmi_plat_data *plat_data)
>>   {
>>   	struct platform_device *pdev = to_platform_device(dev);
>> -	const struct of_device_id *of_id =
>> -				of_match_device(imx_hdmi_dt_ids, dev);
>>   	struct drm_device *drm = data;
>>   	struct device_node *np = dev->of_node;
>>   	struct device_node *ddc_node;
>> @@ -1594,19 +1566,16 @@ static int imx_hdmi_bind(struct device *dev, struct device *master, void *data)
>>   	struct resource *iores;
>>   	int ret, irq;
>>   
>> -	hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
>> +	hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
>>   	if (!hdmi)
>>   		return -ENOMEM;
>>   
>> -	hdmi->dev = dev;
>> +	hdmi->plat_data = plat_data;
>> +	hdmi->dev = &pdev->dev;
>> +	hdmi->dev_type = plat_data->dev_type;
>>   	hdmi->sample_rate = 48000;
>>   	hdmi->ratio = 100;
>> -
>> -	if (of_id) {
>> -		const struct platform_device_id *device_id = of_id->data;
>> -
>> -		hdmi->dev_type = device_id->driver_data;
>> -	}
>> +	hdmi->encoder = encoder;
> I'd suggest changing imx_hdmi_bind() to take the struct resource and irq
> number, and avoiding the platform device stuff altogether in here.
>
    Actually this is what the current code do: the resource and irq number
are all handled in imx_hdmi_bind




More information about the dri-devel mailing list