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drm/bridge: analogix-anx78xx: convert to i2c_new_dummy_device 

The i2c_new_dummy() function is deprecated since it returns NULL on
error. Change this to use the recommended replacement
i2c_new_dummy_device() that returns an error code that can be read with
PTR_ERR() and friends.

Signed-off-by: Brian Masney <masneyb@onstation.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190815004854.19860-5-masneyb@onstation.org
This commit is contained in:
Brian Masney 2019-08-14 20:48:47 -04:00 committed by Andrzej Hajda
parent 2708e87627
commit 2f932367d2
1 changed files with 9 additions and 6 deletions
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15
drivers/gpu/drm/bridge/analogix-anx78xx.c
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@ -1356,15 +1356,18 @@ static int anx78xx_i2c_probe(struct i2c_client *client,
/* Map slave addresses of ANX7814 */
for (i = 0; i < I2C_NUM_ADDRESSES; i++) {
anx78xx->i2c_dummy[i] = i2c_new_dummy(client->adapter,
anx78xx_i2c_addresses[i] >> 1);
if (!anx78xx->i2c_dummy[i]) {
err = -ENOMEM;
DRM_ERROR("Failed to reserve I2C bus %02x\n",
anx78xx_i2c_addresses[i]);
struct i2c_client *i2c_dummy;
i2c_dummy = i2c_new_dummy_device(client->adapter,
anx78xx_i2c_addresses[i] >> 1);
if (IS_ERR(i2c_dummy)) {
err = PTR_ERR(i2c_dummy);
DRM_ERROR("Failed to reserve I2C bus %02x: %d\n",
anx78xx_i2c_addresses[i], err);
goto err_unregister_i2c;
}
anx78xx->i2c_dummy[i] = i2c_dummy;
anx78xx->map[i] = devm_regmap_init_i2c(anx78xx->i2c_dummy[i],
&anx78xx_regmap_config);
if (IS_ERR(anx78xx->map[i])) {