Hi Laurent,
On 16/4/20 19:24, Laurent Pinchart wrote:
> Hi Enric,
>
> Thank you for the patch.
>
> On Thu, Apr 16, 2020 at 05:57:15PM +0200, Enric Balletbo i Serra wrote:
>> This is really a cosmetic change just to make a bit more readable the
>> code after convert the driver to drm_bridge. The bridge variable name
>> will be used by the encoder drm_bridge, and the chained bridge will be
>> named next_bridge.
>>
>> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
>> ---
>>
>> Changes in v2: None
>>
>> drivers/gpu/drm/mediatek/mtk_dsi.c | 9 +++++----
>> 1 file changed, 5 insertions(+), 4 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
>> index cfa45d6abd74..44ee884cc31c 100644
>> --- a/drivers/gpu/drm/mediatek/mtk_dsi.c
>> +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
>> @@ -182,7 +182,7 @@ struct mtk_dsi {
>> struct drm_encoder encoder;
>> struct drm_connector conn;
>> struct drm_panel *panel;
>> - struct drm_bridge *bridge;
>> + struct drm_bridge *next_bridge;
>> struct phy *phy;
>>
>> void __iomem *regs;
>> @@ -903,8 +903,9 @@ static int mtk_dsi_create_conn_enc(struct drm_device *drm, struct mtk_dsi *dsi)
>> dsi->encoder.possible_crtcs = 1;
>>
>> /* If there's a bridge, attach to it and let it create the connector */
>
> Maybe s/bridge/next bridge/ here ? I expect this comment to go away
> though, as there will always be a next bridge when the driver switches
> to the DRM panel bridge helper.
>
I'll rename it to next bridge for coherency, however, as you point this message
is removed later.
> Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
>
>> - if (dsi->bridge) {
>> - ret = drm_bridge_attach(&dsi->encoder, dsi->bridge, NULL, 0);
>> + if (dsi->next_bridge) {
>> + ret = drm_bridge_attach(&dsi->encoder, dsi->next_bridge, NULL,
>> + 0);
>> if (ret) {
>> DRM_ERROR("Failed to attach bridge to drm\n");
>> goto err_encoder_cleanup;
>> @@ -1185,7 +1186,7 @@ static int mtk_dsi_probe(struct platform_device *pdev)
>> }
>>
>> ret = drm_of_find_panel_or_bridge(dev->of_node, 0, 0,
>> - &dsi->panel, &dsi->bridge);
>> + &dsi->panel, &dsi->next_bridge);
>> if (ret)
>> goto err_unregister_host;
>>
>
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