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-rw-r--r--include/linux/spi/spi.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index b589e2547439..e8e1e798924f 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -453,6 +453,7 @@ extern struct spi_device *spi_new_ancillary_device(struct spi_device *spi, u8 ch
* @last_cs_mode_high: was (mode & SPI_CS_HIGH) true on the last call to set_cs.
* @last_cs: the last chip_select that is recorded by set_cs, -1 on non chip
* selected
+ * @last_cs_index_mask: bit mask the last chip selects that were used
* @xfer_completion: used by core transfer_one_message()
* @busy: message pump is busy
* @running: message pump is running