linux-kernel - [PATCH v2 15/21] spi: dw: Move num-of retries parameter to the header file

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Date:   Wed, 30 Sep 2020 21:55:39 +0300
From:   Serge Semin <Sergey.Semin@...kalelectronics.ru>
To:     Mark Brown <broonie@...nel.org>
CC:     Serge Semin <Sergey.Semin@...kalelectronics.ru>,
        Serge Semin <fancer.lancer@...il.com>,
        Alexey Malahov <Alexey.Malahov@...kalelectronics.ru>,
        Ramil Zaripov <Ramil.Zaripov@...kalelectronics.ru>,
        Pavel Parkhomenko <Pavel.Parkhomenko@...kalelectronics.ru>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Lars Povlsen <lars.povlsen@...rochip.com>,
        "wuxu . wu" <wuxu.wu@...wei.com>, Feng Tang <feng.tang@...el.com>,
        Rob Herring <robh+dt@...nel.org>, <linux-spi@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v2 15/21] 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@...kalelectronics.ru>
---
 drivers/spi/spi-dw-dma.c | 5 ++---
 drivers/spi/spi-dw.h     | 2 ++
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/spi/spi-dw-dma.c b/drivers/spi/spi-dw-dma.c
index bb390ff67d1d..9db119dc5554 100644
--- 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
@@ -208,7 +207,7 @@ 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;
 
@@ -283,7 +282,7 @@ 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 eb1d46983319..946065201c9c 100644
--- 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,
-- 
2.27.0