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-rw-r--r--Documentation/spi/spi-summary2
-rw-r--r--include/linux/spi/spi.h11
2 files changed, 12 insertions, 1 deletions
diff --git a/Documentation/spi/spi-summary b/Documentation/spi/spi-summary
index 72795796b13..81b6230d3d2 100644
--- a/Documentation/spi/spi-summary
+++ b/Documentation/spi/spi-summary
@@ -312,7 +312,7 @@ might look like this unless you're creating a class_device:
chip = kzalloc(sizeof *chip, GFP_KERNEL);
if (!chip)
return -ENOMEM;
- dev_set_drvdata(&spi->dev, chip);
+ spi_set_drvdata(spi, chip);
... etc
return 0;
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 176f6e36dbf..e25fcae89d3 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -114,6 +114,17 @@ static inline void spi_set_ctldata(struct spi_device *spi, void *state)
spi->controller_state = state;
}
+/* device driver data */
+
+static inline void spi_set_drvdata(struct spi_device *spi, void *data)
+{
+ dev_set_drvdata(&spi->dev, data);
+}
+
+static inline void *spi_get_drvdata(struct spi_device *spi)
+{
+ return dev_get_drvdata(&spi->dev);
+}
struct spi_message;