From e660916b7f4dd3f17e5f28707213b66c1553d83b Mon Sep 17 00:00:00 2001 From: Hsin-Yi Wang Date: Wed, 6 Jul 2022 20:52:51 +0800 Subject: [PATCH] drm/bridge: anx7625: Convert to devm_i2c_new_dummy_device() Simplify the resource management. Signed-off-by: Hsin-Yi Wang Reviewed-by: Xin Ji Signed-off-by: Robert Foss Link: https://patchwork.freedesktop.org/patch/msgid/20220706125254.2474095-2-hsinyi@chromium.org --- drivers/gpu/drm/bridge/analogix/anx7625.c | 96 +++++++++---------------------- 1 file changed, 27 insertions(+), 69 deletions(-) diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 3710fa9..ab346d3 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -2436,82 +2436,44 @@ static const struct drm_bridge_funcs anx7625_bridge_funcs = { static int anx7625_register_i2c_dummy_clients(struct anx7625_data *ctx, struct i2c_client *client) { - int err = 0; + struct device *dev = &ctx->client->dev; - ctx->i2c.tx_p0_client = i2c_new_dummy_device(client->adapter, - TX_P0_ADDR >> 1); + ctx->i2c.tx_p0_client = devm_i2c_new_dummy_device(dev, client->adapter, + TX_P0_ADDR >> 1); if (IS_ERR(ctx->i2c.tx_p0_client)) return PTR_ERR(ctx->i2c.tx_p0_client); - ctx->i2c.tx_p1_client = i2c_new_dummy_device(client->adapter, - TX_P1_ADDR >> 1); - if (IS_ERR(ctx->i2c.tx_p1_client)) { - err = PTR_ERR(ctx->i2c.tx_p1_client); - goto free_tx_p0; - } + ctx->i2c.tx_p1_client = devm_i2c_new_dummy_device(dev, client->adapter, + TX_P1_ADDR >> 1); + if (IS_ERR(ctx->i2c.tx_p1_client)) + return PTR_ERR(ctx->i2c.tx_p1_client); - ctx->i2c.tx_p2_client = i2c_new_dummy_device(client->adapter, - TX_P2_ADDR >> 1); - if (IS_ERR(ctx->i2c.tx_p2_client)) { - err = PTR_ERR(ctx->i2c.tx_p2_client); - goto free_tx_p1; - } + ctx->i2c.tx_p2_client = devm_i2c_new_dummy_device(dev, client->adapter, + TX_P2_ADDR >> 1); + if (IS_ERR(ctx->i2c.tx_p2_client)) + return PTR_ERR(ctx->i2c.tx_p2_client); - ctx->i2c.rx_p0_client = i2c_new_dummy_device(client->adapter, - RX_P0_ADDR >> 1); - if (IS_ERR(ctx->i2c.rx_p0_client)) { - err = PTR_ERR(ctx->i2c.rx_p0_client); - goto free_tx_p2; - } + ctx->i2c.rx_p0_client = devm_i2c_new_dummy_device(dev, client->adapter, + RX_P0_ADDR >> 1); + if (IS_ERR(ctx->i2c.rx_p0_client)) + return PTR_ERR(ctx->i2c.rx_p0_client); - ctx->i2c.rx_p1_client = i2c_new_dummy_device(client->adapter, - RX_P1_ADDR >> 1); - if (IS_ERR(ctx->i2c.rx_p1_client)) { - err = PTR_ERR(ctx->i2c.rx_p1_client); - goto free_rx_p0; - } + ctx->i2c.rx_p1_client = devm_i2c_new_dummy_device(dev, client->adapter, + RX_P1_ADDR >> 1); + if (IS_ERR(ctx->i2c.rx_p1_client)) + return PTR_ERR(ctx->i2c.rx_p1_client); - ctx->i2c.rx_p2_client = i2c_new_dummy_device(client->adapter, - RX_P2_ADDR >> 1); - if (IS_ERR(ctx->i2c.rx_p2_client)) { - err = PTR_ERR(ctx->i2c.rx_p2_client); - goto free_rx_p1; - } + ctx->i2c.rx_p2_client = devm_i2c_new_dummy_device(dev, client->adapter, + RX_P2_ADDR >> 1); + if (IS_ERR(ctx->i2c.rx_p2_client)) + return PTR_ERR(ctx->i2c.rx_p2_client); - ctx->i2c.tcpc_client = i2c_new_dummy_device(client->adapter, - TCPC_INTERFACE_ADDR >> 1); - if (IS_ERR(ctx->i2c.tcpc_client)) { - err = PTR_ERR(ctx->i2c.tcpc_client); - goto free_rx_p2; - } + ctx->i2c.tcpc_client = devm_i2c_new_dummy_device(dev, client->adapter, + TCPC_INTERFACE_ADDR >> 1); + if (IS_ERR(ctx->i2c.tcpc_client)) + return PTR_ERR(ctx->i2c.tcpc_client); return 0; - -free_rx_p2: - i2c_unregister_device(ctx->i2c.rx_p2_client); -free_rx_p1: - i2c_unregister_device(ctx->i2c.rx_p1_client); -free_rx_p0: - i2c_unregister_device(ctx->i2c.rx_p0_client); -free_tx_p2: - i2c_unregister_device(ctx->i2c.tx_p2_client); -free_tx_p1: - i2c_unregister_device(ctx->i2c.tx_p1_client); -free_tx_p0: - i2c_unregister_device(ctx->i2c.tx_p0_client); - - return err; -} - -static void anx7625_unregister_i2c_dummy_clients(struct anx7625_data *ctx) -{ - i2c_unregister_device(ctx->i2c.tx_p0_client); - i2c_unregister_device(ctx->i2c.tx_p1_client); - i2c_unregister_device(ctx->i2c.tx_p2_client); - i2c_unregister_device(ctx->i2c.rx_p0_client); - i2c_unregister_device(ctx->i2c.rx_p1_client); - i2c_unregister_device(ctx->i2c.rx_p2_client); - i2c_unregister_device(ctx->i2c.tcpc_client); } static int __maybe_unused anx7625_runtime_pm_suspend(struct device *dev) @@ -2723,8 +2685,6 @@ unregister_bridge: if (!platform->pdata.low_power_mode) pm_runtime_put_sync_suspend(&client->dev); - anx7625_unregister_i2c_dummy_clients(platform); - free_wq: if (platform->workqueue) destroy_workqueue(platform->workqueue); @@ -2754,8 +2714,6 @@ static int anx7625_i2c_remove(struct i2c_client *client) if (!platform->pdata.low_power_mode) pm_runtime_put_sync_suspend(&client->dev); - anx7625_unregister_i2c_dummy_clients(platform); - if (platform->pdata.audio_en) anx7625_unregister_audio(platform); -- 2.7.4