[PATCH v3 1/9] drm/exynos: rename "bridge_node" to "mic_bridge_node"

[Andrzej Hajda]

On 24.07.2018 09:49, Inki Dae wrote:
> Hi,
>
> 2018년 06월 19일 17:19에 Maciej Purski 이(가) 쓴 글:
>> When adding support for peripheral out bridges, the "bridge" name
>> becomes imprecise as it refers to a different device than the
>> "out_bridge".
> Could you give me more details? I'm afriad that I don't understand what you say.

The problem is that MIC is an input bridge and now we will have also
output bridge (Toshiba DSI/LVDS converter).
So we will have to distinguish them.

>
> And in case of Exynos5433 SoC, SMIES(Samsung Mobile Image Enhancement System) can be located between DECON and MIPI-DSI devices also.
> Therefore, having specific name isn't reasonable.

So probably in_bridge would be a better name. I will rephrase message
and bridge name.

Regars
Andrzej


>
> Thanks,
> Inki Dae
>
>> Signed-off-by: Maciej Purski <m.purski at samsung.com>
>> ---
>>  drivers/gpu/drm/exynos/exynos_drm_dsi.c | 16 ++++++++--------
>>  1 file changed, 8 insertions(+), 8 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
>> index eae44fd..9599e6b 100644
>> --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
>> +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
>> @@ -279,7 +279,7 @@ struct exynos_dsi {
>>  	struct list_head transfer_list;
>>  
>>  	const struct exynos_dsi_driver_data *driver_data;
>> -	struct device_node *bridge_node;
>> +	struct device_node *mic_bridge_node;
>>  };
>>  
>>  #define host_to_dsi(host) container_of(host, struct exynos_dsi, dsi_host)
>> @@ -1631,7 +1631,7 @@ static int exynos_dsi_parse_dt(struct exynos_dsi *dsi)
>>  	if (ret < 0)
>>  		return ret;
>>  
>> -	dsi->bridge_node = of_graph_get_remote_node(node, DSI_PORT_IN, 0);
>> +	dsi->mic_bridge_node = of_graph_get_remote_node(node, DSI_PORT_IN, 0);
>>  
>>  	return 0;
>>  }
>> @@ -1642,7 +1642,7 @@ static int exynos_dsi_bind(struct device *dev, struct device *master,
>>  	struct drm_encoder *encoder = dev_get_drvdata(dev);
>>  	struct exynos_dsi *dsi = encoder_to_dsi(encoder);
>>  	struct drm_device *drm_dev = data;
>> -	struct drm_bridge *bridge;
>> +	struct drm_bridge *mic_bridge;
>>  	int ret;
>>  
>>  	drm_encoder_init(drm_dev, encoder, &exynos_dsi_encoder_funcs,
>> @@ -1661,10 +1661,10 @@ static int exynos_dsi_bind(struct device *dev, struct device *master,
>>  		return ret;
>>  	}
>>  
>> -	if (dsi->bridge_node) {
>> -		bridge = of_drm_find_bridge(dsi->bridge_node);
>> -		if (bridge)
>> -			drm_bridge_attach(encoder, bridge, NULL);
>> +	if (dsi->mic_bridge_node) {
>> +		mic_bridge = of_drm_find_bridge(dsi->mic_bridge_node);
>> +		if (mic_bridge)
>> +			drm_bridge_attach(encoder, mic_bridge, NULL);
>>  	}
>>  
>>  	return mipi_dsi_host_register(&dsi->dsi_host);
>> @@ -1783,7 +1783,7 @@ static int exynos_dsi_remove(struct platform_device *pdev)
>>  {
>>  	struct exynos_dsi *dsi = platform_get_drvdata(pdev);
>>  
>> -	of_node_put(dsi->bridge_node);
>> +	of_node_put(dsi->mic_bridge_node);
>>  
>>  	pm_runtime_disable(&pdev->dev);
>>  
>>
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