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
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