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authorJingoo Han <jg1.han@samsung.com>2013-12-04 14:07:51 +0900
committerMark Brown <broonie@linaro.org>2013-12-04 11:58:41 +0000
commit9f87d6f26b2fcedfc3d1ec6c65ce568b21546ee2 (patch)
tree8848e787b4e7bc44c8b50c50cd6519d0b4f7a54a /drivers/spi/spi-atmel.c
parent6ce4eac1f600b34f2f7f58f9cd8f0503d79e42ae (diff)
spi: atmel: Use devm_*() functions
Use devm_*() functions to make cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/spi/spi-atmel.c')
-rw-r--r--drivers/spi/spi-atmel.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c
index 273db0beb2b8..57fa73876223 100644
--- a/drivers/spi/spi-atmel.c
+++ b/drivers/spi/spi-atmel.c
@@ -1510,7 +1510,7 @@ static int atmel_spi_probe(struct platform_device *pdev)
if (irq < 0)
return irq;
- clk = clk_get(&pdev->dev, "spi_clk");
+ clk = devm_clk_get(&pdev->dev, "spi_clk");
if (IS_ERR(clk))
return PTR_ERR(clk);
@@ -1570,14 +1570,14 @@ static int atmel_spi_probe(struct platform_device *pdev)
dev_info(&pdev->dev, "Atmel SPI Controller using PIO only\n");
if (as->use_pdc) {
- ret = request_irq(irq, atmel_spi_pdc_interrupt, 0,
- dev_name(&pdev->dev), master);
+ ret = devm_request_irq(&pdev->dev, irq, atmel_spi_pdc_interrupt,
+ 0, dev_name(&pdev->dev), master);
} else {
tasklet_init(&as->tasklet, atmel_spi_tasklet_func,
(unsigned long)master);
- ret = request_irq(irq, atmel_spi_pio_interrupt, 0,
- dev_name(&pdev->dev), master);
+ ret = devm_request_irq(&pdev->dev, irq, atmel_spi_pio_interrupt,
+ 0, dev_name(&pdev->dev), master);
}
if (ret)
goto out_unmap_regs;
@@ -1603,7 +1603,7 @@ static int atmel_spi_probe(struct platform_device *pdev)
dev_info(&pdev->dev, "Atmel SPI Controller at 0x%08lx (irq %d)\n",
(unsigned long)regs->start, irq);
- ret = spi_register_master(master);
+ ret = devm_spi_register_master(&pdev->dev, master);
if (ret)
goto out_free_dma;
@@ -1617,7 +1617,6 @@ out_free_dma:
spi_writel(as, CR, SPI_BIT(SWRST)); /* AT91SAM9263 Rev B workaround */
clk_disable_unprepare(clk);
out_free_irq:
- free_irq(irq, master);
out_unmap_regs:
out_free_buffer:
if (!as->use_pdc)
@@ -1625,7 +1624,6 @@ out_free_buffer:
dma_free_coherent(&pdev->dev, BUFFER_SIZE, as->buffer,
as->buffer_dma);
out_free:
- clk_put(clk);
spi_master_put(master);
return ret;
}
@@ -1668,10 +1666,6 @@ static int atmel_spi_remove(struct platform_device *pdev)
as->buffer_dma);
clk_disable_unprepare(as->clk);
- clk_put(as->clk);
- free_irq(as->irq, master);
-
- spi_unregister_master(master);
return 0;
}