Merge remote-tracking branch 'spi/topic/tle62x0' into spi-next

[~andy/linux] / drivers / spi / spi-atmel.c

diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
index ea1ec009f44d3573b96e582dad2608c14c841f3f..fd7cc566095a40cb22d27519726c4faa14a5f37d 100644 (file)
--- a/drivers/spi/spi-atmel.c
+++ b/drivers/spi/spi-atmel.c
@@ -360,12 +360,12 @@ static void cs_deactivate(struct atmel_spi *as, struct spi_device *spi)
                gpio_set_value(asd->npcs_pin, !active);
 }
 
-static void atmel_spi_lock(struct atmel_spi *as)
+static void atmel_spi_lock(struct atmel_spi *as) __acquires(&as->lock)
 {
        spin_lock_irqsave(&as->lock, as->flags);
 }
 
-static void atmel_spi_unlock(struct atmel_spi *as)
+static void atmel_spi_unlock(struct atmel_spi *as) __releases(&as->lock)
 {
        spin_unlock_irqrestore(&as->lock, as->flags);
 }
@@ -629,9 +629,9 @@ static int atmel_spi_next_xfer_dma_submit(struct spi_master *master,
                goto err_dma;
 
        dev_dbg(master->dev.parent,
-               "  start dma xfer %p: len %u tx %p/%08x rx %p/%08x\n",
-               xfer, xfer->len, xfer->tx_buf, xfer->tx_dma,
-               xfer->rx_buf, xfer->rx_dma);
+               "  start dma xfer %p: len %u tx %p/%08llx rx %p/%08llx\n",
+               xfer, xfer->len, xfer->tx_buf, (unsigned long long)xfer->tx_dma,
+               xfer->rx_buf, (unsigned long long)xfer->rx_dma);
 
        /* Enable relevant interrupts */
        spi_writel(as, IER, SPI_BIT(OVRES));
@@ -732,9 +732,10 @@ static void atmel_spi_pdc_next_xfer(struct spi_master *master,
                spi_writel(as, TCR, len);
 
                dev_dbg(&msg->spi->dev,
-                       "  start xfer %p: len %u tx %p/%08x rx %p/%08x\n",
-                       xfer, xfer->len, xfer->tx_buf, xfer->tx_dma,
-                       xfer->rx_buf, xfer->rx_dma);
+                       "  start xfer %p: len %u tx %p/%08llx rx %p/%08llx\n",
+                       xfer, xfer->len, xfer->tx_buf,
+                       (unsigned long long)xfer->tx_dma, xfer->rx_buf,
+                       (unsigned long long)xfer->rx_dma);
        } else {
                xfer = as->next_transfer;
                remaining = as->next_remaining_bytes;
@@ -771,9 +772,10 @@ static void atmel_spi_pdc_next_xfer(struct spi_master *master,
                spi_writel(as, TNCR, len);
 
                dev_dbg(&msg->spi->dev,
-                       "  next xfer %p: len %u tx %p/%08x rx %p/%08x\n",
-                       xfer, xfer->len, xfer->tx_buf, xfer->tx_dma,
-                       xfer->rx_buf, xfer->rx_dma);
+                       "  next xfer %p: len %u tx %p/%08llx rx %p/%08llx\n",
+                       xfer, xfer->len, xfer->tx_buf,
+                       (unsigned long long)xfer->tx_dma, xfer->rx_buf,
+                       (unsigned long long)xfer->rx_dma);
                ieval = SPI_BIT(ENDRX) | SPI_BIT(OVRES);
        } else {
                spi_writel(as, RNCR, 0);
@@ -1579,7 +1581,9 @@ static int atmel_spi_probe(struct platform_device *pdev)
                goto out_unmap_regs;
 
        /* Initialize the hardware */
-       clk_enable(clk);
+       ret = clk_prepare_enable(clk);
+       if (ret)
+               goto out_unmap_regs;
        spi_writel(as, CR, SPI_BIT(SWRST));
        spi_writel(as, CR, SPI_BIT(SWRST)); /* AT91SAM9263 Rev B workaround */
        if (as->caps.has_wdrbt) {
@@ -1609,7 +1613,7 @@ out_free_dma:
 
        spi_writel(as, CR, SPI_BIT(SWRST));
        spi_writel(as, CR, SPI_BIT(SWRST)); /* AT91SAM9263 Rev B workaround */
-       clk_disable(clk);
+       clk_disable_unprepare(clk);
        free_irq(irq, master);
 out_unmap_regs:
        iounmap(as->regs);
@@ -1661,7 +1665,7 @@ static int atmel_spi_remove(struct platform_device *pdev)
        dma_free_coherent(&pdev->dev, BUFFER_SIZE, as->buffer,
                        as->buffer_dma);
 
-       clk_disable(as->clk);
+       clk_disable_unprepare(as->clk);
        clk_put(as->clk);
        free_irq(as->irq, master);
        iounmap(as->regs);
@@ -1678,7 +1682,7 @@ static int atmel_spi_suspend(struct platform_device *pdev, pm_message_t mesg)
        struct spi_master       *master = platform_get_drvdata(pdev);
        struct atmel_spi        *as = spi_master_get_devdata(master);
 
-       clk_disable(as->clk);
+       clk_disable_unprepare(as->clk);
        return 0;
 }
 
@@ -1687,7 +1691,7 @@ static int atmel_spi_resume(struct platform_device *pdev)
        struct spi_master       *master = platform_get_drvdata(pdev);
        struct atmel_spi        *as = spi_master_get_devdata(master);
 
-       clk_enable(as->clk);
+       return clk_prepare_enable(as->clk);
        return 0;
 }