spi: dw: Move num-of retries parameter to the header file

The parameter will be needed for another wait-done method being added in
the framework of the SPI memory operation modification in a further
commit.

Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru>
Link: https://lore.kernel.org/r/20201007235511.4935-16-Sergey.Semin@baikalelectronics.ru
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-dw-dma.c b/drivers/spi/spi-dw-dma.c
index 1cbb5a9..67539b8 100644 (file)
--- a/drivers/spi/spi-dw-dma.c
+++ b/drivers/spi/spi-dw-dma.c
@@ -17,7 +17,6 @@
 
 #include "spi-dw.h"
 
-#define WAIT_RETRIES   5
 #define RX_BUSY                0
 #define RX_BURST_LEVEL 16
 #define TX_BUSY                1
@@ -240,7 +239,7 @@ static inline bool dw_spi_dma_tx_busy(struct dw_spi *dws)
 static int dw_spi_dma_wait_tx_done(struct dw_spi *dws,
                                   struct spi_transfer *xfer)
 {
-       int retry = WAIT_RETRIES;
+       int retry = SPI_WAIT_RETRIES;
        struct spi_delay delay;
        u32 nents;
 
@@ -324,7 +323,7 @@ static inline bool dw_spi_dma_rx_busy(struct dw_spi *dws)
 
 static int dw_spi_dma_wait_rx_done(struct dw_spi *dws)
 {
-       int retry = WAIT_RETRIES;
+       int retry = SPI_WAIT_RETRIES;
        struct spi_delay delay;
        unsigned long ns, us;
        u32 nents;

diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h
index 0cb1ce2..fd4534f 100644 (file)
--- a/drivers/spi/spi-dw.h
+++ b/drivers/spi/spi-dw.h
@@ -100,6 +100,8 @@
 #define SPI_DMA_RDMAE                  (1 << 0)
 #define SPI_DMA_TDMAE                  (1 << 1)
 
+#define SPI_WAIT_RETRIES               5
+
 enum dw_ssi_type {
        SSI_MOTO_SPI = 0,
        SSI_TI_SSP,