spi: stm32-qspi: Remove stm32_qspi_wait_cmd() unused parameter

struct spi_mem_op *op parameter is no more used, remove it.
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Link: https://lore.kernel.org/r/20220602092540.369604-3-patrice.chotard@foss.st.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-stm32-qspi.c

@@ -299,8 +299,7 @@ static int stm32_qspi_wait_nobusy(struct stm32_qspi *qspi)
 						 STM32_BUSY_TIMEOUT_US);
 }
 
-static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi,
-			       const struct spi_mem_op *op)
+static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi)
 {
 	u32 cr, sr;
 	int err = 0;
@@ -420,7 +419,7 @@ static int stm32_qspi_send(struct spi_mem *mem, const struct spi_mem_op *op)
 		goto abort;
 
 	/* wait end of tx in indirect mode */
-	err = stm32_qspi_wait_cmd(qspi, op);
+	err = stm32_qspi_wait_cmd(qspi);
 	if (err)
 		goto abort;