From 08f87f769b595151be1afeff53e144f543faa614 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 06 Dec 2023 09:51:13 +0000
Subject: [PATCH] add dts config
---
kernel/drivers/gpu/drm/bridge/sii9234.c | 60 +++++++++++++++++++-----------------------------------------
1 files changed, 19 insertions(+), 41 deletions(-)
diff --git a/kernel/drivers/gpu/drm/bridge/sii9234.c b/kernel/drivers/gpu/drm/bridge/sii9234.c
index c770006..15c98a7 100644
--- a/kernel/drivers/gpu/drm/bridge/sii9234.c
+++ b/kernel/drivers/gpu/drm/bridge/sii9234.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2017 Samsung Electronics
*
@@ -10,22 +11,9 @@
* Erik Gilling <konkers@android.com>
* Shankar Bandal <shankar.b@samsung.com>
* Dharam Kumar <dharam.kr@samsung.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program
- *
*/
#include <drm/bridge/mhl.h>
+#include <drm/drm_bridge.h>
#include <drm/drm_crtc.h>
#include <drm/drm_edid.h>
@@ -828,7 +816,7 @@
static int sii9234_init_resources(struct sii9234 *ctx,
struct i2c_client *client)
{
- struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+ struct i2c_adapter *adapter = client->adapter;
int ret;
if (!ctx->dev->of_node) {
@@ -848,45 +836,35 @@
ctx->supplies[3].supply = "cvcc12";
ret = devm_regulator_bulk_get(ctx->dev, 4, ctx->supplies);
if (ret) {
- dev_err(ctx->dev, "regulator_bulk failed\n");
+ if (ret != -EPROBE_DEFER)
+ dev_err(ctx->dev, "regulator_bulk failed\n");
return ret;
}
ctx->client[I2C_MHL] = client;
- ctx->client[I2C_TPI] = i2c_new_dummy(adapter, I2C_TPI_ADDR);
- if (!ctx->client[I2C_TPI]) {
+ ctx->client[I2C_TPI] = devm_i2c_new_dummy_device(&client->dev, adapter,
+ I2C_TPI_ADDR);
+ if (IS_ERR(ctx->client[I2C_TPI])) {
dev_err(ctx->dev, "failed to create TPI client\n");
- return -ENODEV;
+ return PTR_ERR(ctx->client[I2C_TPI]);
}
- ctx->client[I2C_HDMI] = i2c_new_dummy(adapter, I2C_HDMI_ADDR);
- if (!ctx->client[I2C_HDMI]) {
+ ctx->client[I2C_HDMI] = devm_i2c_new_dummy_device(&client->dev, adapter,
+ I2C_HDMI_ADDR);
+ if (IS_ERR(ctx->client[I2C_HDMI])) {
dev_err(ctx->dev, "failed to create HDMI RX client\n");
- goto fail_tpi;
+ return PTR_ERR(ctx->client[I2C_HDMI]);
}
- ctx->client[I2C_CBUS] = i2c_new_dummy(adapter, I2C_CBUS_ADDR);
- if (!ctx->client[I2C_CBUS]) {
+ ctx->client[I2C_CBUS] = devm_i2c_new_dummy_device(&client->dev, adapter,
+ I2C_CBUS_ADDR);
+ if (IS_ERR(ctx->client[I2C_CBUS])) {
dev_err(ctx->dev, "failed to create CBUS client\n");
- goto fail_hdmi;
+ return PTR_ERR(ctx->client[I2C_CBUS]);
}
return 0;
-
-fail_hdmi:
- i2c_unregister_device(ctx->client[I2C_HDMI]);
-fail_tpi:
- i2c_unregister_device(ctx->client[I2C_TPI]);
-
- return -ENODEV;
-}
-
-static void sii9234_deinit_resources(struct sii9234 *ctx)
-{
- i2c_unregister_device(ctx->client[I2C_CBUS]);
- i2c_unregister_device(ctx->client[I2C_HDMI]);
- i2c_unregister_device(ctx->client[I2C_TPI]);
}
static inline struct sii9234 *bridge_to_sii9234(struct drm_bridge *bridge)
@@ -895,6 +873,7 @@
}
static enum drm_mode_status sii9234_mode_valid(struct drm_bridge *bridge,
+ const struct drm_display_info *info,
const struct drm_display_mode *mode)
{
if (mode->clock > MHL1_MAX_CLK)
@@ -910,7 +889,7 @@
static int sii9234_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
- struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
+ struct i2c_adapter *adapter = client->adapter;
struct sii9234 *ctx;
struct device *dev = &client->dev;
int ret;
@@ -963,7 +942,6 @@
sii9234_cable_out(ctx);
drm_bridge_remove(&ctx->bridge);
- sii9234_deinit_resources(ctx);
return 0;
}
--
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