2018년 07월 25일 17:11에 Andrzej Hajda 이(가) 쓴 글:
> 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.
Good idea. :)
Thanks,
Inki Dae
>
> Regars
> Andrzej
>
>
>>
>> Thanks,
>> Inki Dae
>>
>>> Signed-off-by: Maciej Purski <m.purski@xxxxxxxxxxx>
>>> ---
>>> 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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