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-rw-r--r--include/linux/spi/spi-mem.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/spi/spi-mem.h b/include/linux/spi/spi-mem.h
index 159463cc659c..2b65c9edc34e 100644
--- a/include/linux/spi/spi-mem.h
+++ b/include/linux/spi/spi-mem.h
@@ -311,6 +311,9 @@ void spi_controller_dma_unmap_mem_op_data(struct spi_controller *ctlr,
bool spi_mem_default_supports_op(struct spi_mem *mem,
const struct spi_mem_op *op);
+bool spi_mem_dtr_supports_op(struct spi_mem *mem,
+ const struct spi_mem_op *op);
+
#else
static inline int
spi_controller_dma_map_mem_op_data(struct spi_controller *ctlr,
@@ -334,6 +337,12 @@ bool spi_mem_default_supports_op(struct spi_mem *mem,
return false;
}
+static inline
+bool spi_mem_dtr_supports_op(struct spi_mem *mem,
+ const struct spi_mem_op *op)
+{
+ return false;
+}
#endif /* CONFIG_SPI_MEM */
int spi_mem_adjust_op_size(struct spi_mem *mem, struct spi_mem_op *op);