spi: Use reinit_completion at appropriate places

Calling init_completion() once is enough.
For the rest of the iterations, call reinit_completion() instead.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

4 files changed, 7 insertions, 4 deletions

diff --git a/drivers/spi/spi-bcm63xx-hsspi.c b/drivers/spi/spi-bcm63xx-hsspi.c
index b528f9fc8bc0..3ad3e0c59992 100644
--- a/drivers/spi/spi-bcm63xx-hsspi.c
+++ b/drivers/spi/spi-bcm63xx-hsspi.c
@@ -180,7 +180,7 @@ static int bcm63xx_hsspi_do_txrx(struct spi_device *spi, struct spi_transfer *t)
         while (pending > 0) {
                 int curr_step = min_t(int, step_size, pending);
 
-                init_completion(&bs->done);
+                reinit_completion(&bs->done);
                 if (tx) {
                         memcpy_toio(bs->fifo + HSSPI_OPCODE_LEN, tx, curr_step);
                         tx += curr_step;
@@ -369,6 +369,7 @@ static int bcm63xx_hsspi_probe(struct platform_device *pdev)
         bs->fifo = (u8 __iomem *)(bs->regs + HSSPI_FIFO_REG(0));
 
         mutex_init(&bs->bus_mutex);
+        init_completion(&bs->done);
 
         master->bus_num = HSSPI_BUS_NUM;
         master->num_chipselect = 8;
diff --git a/drivers/spi/spi-bcm63xx.c b/drivers/spi/spi-bcm63xx.c
index 77286aef2adf..161c7910a818 100644
--- a/drivers/spi/spi-bcm63xx.c
+++ b/drivers/spi/spi-bcm63xx.c
@@ -169,7 +169,7 @@ static int bcm63xx_txrx_bufs(struct spi_device *spi, struct spi_transfer *first,
                                transfer_list);
         }
 
-        init_completion(&bs->done);
+        reinit_completion(&bs->done);
 
         /* Fill in the Message control register */
         msg_ctl = (len << SPI_BYTE_CNT_SHIFT);
@@ -353,6 +353,7 @@ static int bcm63xx_spi_probe(struct platform_device *pdev)
         }
 
         bs = spi_master_get_devdata(master);
+        init_completion(&bs->done);
 
         platform_set_drvdata(pdev, master);
         bs->pdev = pdev;
diff --git a/drivers/spi/spi-efm32.c b/drivers/spi/spi-efm32.c
index d4d3cc534792..03cbb5eb33d6 100644
--- a/drivers/spi/spi-efm32.c
+++ b/drivers/spi/spi-efm32.c
@@ -198,7 +198,7 @@ static int efm32_spi_txrx_bufs(struct spi_device *spi, struct spi_transfer *t)
 
         efm32_spi_filltx(ddata);
 
-        init_completion(&ddata->done);
+        reinit_completion(&ddata->done);
 
         efm32_spi_write32(ddata, REG_IF_TXBL | REG_IF_RXDATAV, REG_IEN);
 
@@ -349,6 +349,7 @@ static int efm32_spi_probe(struct platform_device *pdev)
         ddata->bitbang.txrx_bufs = efm32_spi_txrx_bufs;
 
         spin_lock_init(&ddata->lock);
+        init_completion(&ddata->done);
 
         ddata->clk = devm_clk_get(&pdev->dev, NULL);
         if (IS_ERR(ddata->clk)) {
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index a5474ef9d2a0..6bb0b693c98c 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -741,7 +741,7 @@ static int spi_imx_transfer(struct spi_device *spi,
         spi_imx->count = transfer->len;
         spi_imx->txfifo = 0;
 
-        init_completion(&spi_imx->xfer_done);
+        reinit_completion(&spi_imx->xfer_done);
 
         spi_imx_push(spi_imx);