diff options
| author | Jeffy Chen <jeffy.chen@rock-chips.com> | 2017-08-07 20:40:18 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-08-07 16:44:07 +0100 |
| commit | 43de979ddc099c57858b243619c66e2f663a2f97 (patch) | |
| tree | b83d5e54cc023e763d11db5e48425fa09c708ad6 /drivers/spi/spi-rockchip.c | |
| parent | 5771a8c08880cdca3bfb4a3fc6d309d6bba20877 (diff) | |
spi: rockchip: Slightly rework return value handling
Slightly rework return value handling, no functional changes.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-rockchip.c')
| -rw-r--r-- | drivers/spi/spi-rockchip.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index 0b4a52b3e1dc..5497650992c7 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -666,7 +666,7 @@ static bool rockchip_spi_can_dma(struct spi_master *master, static int rockchip_spi_probe(struct platform_device *pdev) { - int ret = 0; + int ret; struct rockchip_spi *rs; struct spi_master *master; struct resource *mem; @@ -703,13 +703,13 @@ static int rockchip_spi_probe(struct platform_device *pdev) } ret = clk_prepare_enable(rs->apb_pclk); - if (ret) { + if (ret < 0) { dev_err(&pdev->dev, "Failed to enable apb_pclk\n"); goto err_put_master; } ret = clk_prepare_enable(rs->spiclk); - if (ret) { + if (ret < 0) { dev_err(&pdev->dev, "Failed to enable spi_clk\n"); goto err_disable_apbclk; } @@ -786,7 +786,7 @@ static int rockchip_spi_probe(struct platform_device *pdev) } ret = devm_spi_register_master(&pdev->dev, master); - if (ret) { + if (ret < 0) { dev_err(&pdev->dev, "Failed to register master\n"); goto err_free_dma_rx; } @@ -834,12 +834,12 @@ static int rockchip_spi_remove(struct platform_device *pdev) #ifdef CONFIG_PM_SLEEP static int rockchip_spi_suspend(struct device *dev) { - int ret = 0; + int ret; struct spi_master *master = dev_get_drvdata(dev); struct rockchip_spi *rs = spi_master_get_devdata(master); ret = spi_master_suspend(rs->master); - if (ret) + if (ret < 0) return ret; if (!pm_runtime_suspended(dev)) { @@ -849,12 +849,12 @@ static int rockchip_spi_suspend(struct device *dev) pinctrl_pm_select_sleep_state(dev); - return ret; + return 0; } static int rockchip_spi_resume(struct device *dev) { - int ret = 0; + int ret; struct spi_master *master = dev_get_drvdata(dev); struct rockchip_spi *rs = spi_master_get_devdata(master); @@ -878,7 +878,7 @@ static int rockchip_spi_resume(struct device *dev) clk_disable_unprepare(rs->apb_pclk); } - return ret; + return 0; } #endif /* CONFIG_PM_SLEEP */ @@ -901,14 +901,14 @@ static int rockchip_spi_runtime_resume(struct device *dev) struct rockchip_spi *rs = spi_master_get_devdata(master); ret = clk_prepare_enable(rs->apb_pclk); - if (ret) + if (ret < 0) return ret; ret = clk_prepare_enable(rs->spiclk); - if (ret) + if (ret < 0) clk_disable_unprepare(rs->apb_pclk); - return ret; + return 0; } #endif /* CONFIG_PM */ |