spi: zynq_qspi: Add missing prototype for zynq_qspi_mem_exec_op

Add missing prototype to fix the sparse warning, warning: no
previous prototype for 'zynq_qspi_mem_exec_op' [-Wmissing-prototypes].

Signed-off-by: Algapally Santosh Sagar <santoshsagar.algapally@amd.com>
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@amd.com>
Link: https://lore.kernel.org/r/20230614090359.10809-4-ashok.reddy.soma@amd.com
Signed-off-by: Michal Simek <michal.simek@amd.com>

diff --git a/drivers/spi/zynq_qspi.c b/drivers/spi/zynq_qspi.c
index d1d40489665c13e92bc0eb9f91d10d2b72921889..cb52c0f30721a4054aabbaf3b08cc32db2b89bad 100644 (file)
--- a/drivers/spi/zynq_qspi.c
+++ b/drivers/spi/zynq_qspi.c
@@ -747,8 +747,8 @@ static int zynq_qspi_check_buswidth(struct spi_slave *slave, u8 width)
        return -EOPNOTSUPP;
 }
 
-bool zynq_qspi_mem_exec_op(struct spi_slave *slave,
-                          const struct spi_mem_op *op)
+static bool zynq_qspi_mem_exec_op(struct spi_slave *slave,
+                                 const struct spi_mem_op *op)
 {
        if (zynq_qspi_check_buswidth(slave, op->cmd.buswidth))
                return false;