[PATCH v6 02/21] drm/bridge: adv7511: Register and attach our DSI device at probe
Maxime Ripard
maxime at cerno.tech
Mon Oct 25 15:15:17 UTC 2021
In order to avoid any probe ordering issue, the best practice is to move
the secondary MIPI-DSI device registration and attachment to the
MIPI-DSI host at probe time. Let's do this.
Acked-by: Sam Ravnborg <sam at ravnborg.org>
Tested-by: John Stultz <john.stultz at linaro.org>
Signed-off-by: Maxime Ripard <maxime at cerno.tech>
---
drivers/gpu/drm/bridge/adv7511/adv7511_drv.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index 9e3585f23cf1..f8e5da148599 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -910,9 +910,6 @@ static int adv7511_bridge_attach(struct drm_bridge *bridge,
return ret;
}
- if (adv->type == ADV7533 || adv->type == ADV7535)
- ret = adv7533_attach_dsi(adv);
-
if (adv->i2c_main->irq)
regmap_write(adv->regmap, ADV7511_REG_INT_ENABLE(0),
ADV7511_INT0_HPD);
@@ -1288,8 +1285,18 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
drm_bridge_add(&adv7511->bridge);
adv7511_audio_init(dev, adv7511);
+
+ if (adv7511->type == ADV7533 || adv7511->type == ADV7535) {
+ ret = adv7533_attach_dsi(adv7511);
+ if (ret)
+ goto err_unregister_audio;
+ }
+
return 0;
+err_unregister_audio:
+ adv7511_audio_exit(adv7511);
+ drm_bridge_remove(&adv7511->bridge);
err_unregister_cec:
i2c_unregister_device(adv7511->i2c_cec);
clk_disable_unprepare(adv7511->cec_clk);
--
2.31.1
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