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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-07 02:18:07 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-07 02:18:07 +0000 |
| commit | 6c080a1a353c6fc2590555ec7dd8982d1143d02d (patch) | |
| tree | 5fb60c5cd3d6bb6496650d1605a3c51d09be2bf1 /drivers/i2c/i2c-core-base.c | |
| parent | Adding debian version 6.1.85-1. (diff) | |
| download | linux-6c080a1a353c6fc2590555ec7dd8982d1143d02d.tar.xz linux-6c080a1a353c6fc2590555ec7dd8982d1143d02d.zip | |
Merging upstream version 6.1.90.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/i2c/i2c-core-base.c')
| -rw-r--r-- | drivers/i2c/i2c-core-base.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 5e3976ba5..1ebc95379 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -2075,13 +2075,18 @@ static int i2c_check_for_quirks(struct i2c_adapter *adap, struct i2c_msg *msgs, * Returns negative errno, else the number of messages executed. * * Adapter lock must be held when calling this function. No debug logging - * takes place. adap->algo->master_xfer existence isn't checked. + * takes place. */ int __i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { unsigned long orig_jiffies; int ret, try; + if (!adap->algo->master_xfer) { + dev_dbg(&adap->dev, "I2C level transfers not supported\n"); + return -EOPNOTSUPP; + } + if (WARN_ON(!msgs || num < 1)) return -EINVAL; @@ -2148,11 +2153,6 @@ int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { int ret; - if (!adap->algo->master_xfer) { - dev_dbg(&adap->dev, "I2C level transfers not supported\n"); - return -EOPNOTSUPP; - } - /* REVISIT the fault reporting model here is weak: * * - When we get an error after receiving N bytes from a slave, |