In a recent change to the SPI subsystem [1], a new `delay` struct was added
to replace the `delay_usecs`. This change replaces the current
`delay_usecs` with `delay` for this driver.

The `spi_transfer_delay_exec()` function [in the SPI framework] makes sure
that both `delay_usecs` & `delay` are used (in this order to preserve
backwards compatibility).

[1] commit bebcfd272df6 ("spi: introduce `delay` field for
`spi_transfer` + spi_transfer_delay_exec()")

Signed-off-by: Sergiu Cuciurean <sergiu.cuciur...@analog.com>
---
 drivers/staging/kpc2000/kpc2000_spi.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/kpc2000/kpc2000_spi.c 
b/drivers/staging/kpc2000/kpc2000_spi.c
index 1c360daa703d..cc9b147fd437 100644
--- a/drivers/staging/kpc2000/kpc2000_spi.c
+++ b/drivers/staging/kpc2000/kpc2000_spi.c
@@ -386,8 +386,9 @@ kp_spi_transfer_one_message(struct spi_master *master, 
struct spi_message *m)
                        }
                }
 
-               if (transfer->delay_usecs)
-                       udelay(transfer->delay_usecs);
+               if (transfer->delay.value &&
+                   (transfer->delay.unit == SPI_DELAY_UNIT_USECS))
+                       udelay(transfer->delay.value);
        }
 
        /* de-assert chip select to end the sequence */
-- 
2.17.1

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