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Subject[PATCH 2/6] drm: encoder_slave: use new I2C API
Date
i2c_new_client() is deprecated, use the replacement
i2c_new_client_device(). Also, we have a helper to check if a driver is
bound. Use it to simplify the code. Note that this changes the errno for
a failed device creation from ENOMEM to ENODEV. No callers currently
interpret this errno, though, so we use this condensed error check.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
---

I'd like to push it via I2C for 5.8-rc2.

drivers/gpu/drm/drm_encoder_slave.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/drm_encoder_slave.c b/drivers/gpu/drm/drm_encoder_slave.c
index d50a7884e69e..e464429d32df 100644
--- a/drivers/gpu/drm/drm_encoder_slave.c
+++ b/drivers/gpu/drm/drm_encoder_slave.c
@@ -61,13 +61,8 @@ int drm_i2c_encoder_init(struct drm_device *dev,

request_module("%s%s", I2C_MODULE_PREFIX, info->type);

- client = i2c_new_device(adap, info);
- if (!client) {
- err = -ENOMEM;
- goto fail;
- }
-
- if (!client->dev.driver) {
+ client = i2c_new_client_device(adap, info);
+ if (!i2c_client_has_driver(client)) {
err = -ENODEV;
goto fail_unregister;
}
@@ -96,7 +91,6 @@ int drm_i2c_encoder_init(struct drm_device *dev,
module_put(module);
fail_unregister:
i2c_unregister_device(client);
-fail:
return err;
}
EXPORT_SYMBOL(drm_i2c_encoder_init);
--
2.27.0
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