Message ID | 20200902150643.14839-1-krzk@kernel.org |
---|---|
State | New |
Headers | show |
Series | [1/9] i2c: stm32: Simplify with dev_err_probe() | expand |
On Wed, Sep 02, 2020 at 05:06:40PM +0200, Krzysztof Kozlowski wrote: > Common pattern of handling deferred probe can be simplified with > dev_err_probe(). Less code and the error value gets printed. > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Thanks Uwe
On 2020-09-02 17:06, Krzysztof Kozlowski wrote: > Common pattern of handling deferred probe can be simplified with > dev_err_probe(). Less code and the error value gets printed. > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Acked-by: Peter Rosin <peda@axentia.se> Cheers, Peter
Am Mittwoch, 2. September 2020, 17:06:41 CEST schrieb Krzysztof Kozlowski: > Common pattern of handling deferred probe can be simplified with > dev_err_probe(). Less code and the error value gets printed. > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Reviewed-by: Heiko Stuebner <heiko@sntech.de>
On Wed, Sep 02, 2020 at 05:06:41PM +0200, Krzysztof Kozlowski wrote: > Common pattern of handling deferred probe can be simplified with > dev_err_probe(). Less code and the error value gets printed. > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Applied to for-next, thanks!
st 2. 9. 2020 v 17:10 odesílatel Krzysztof Kozlowski <krzk@kernel.org> napsal: > > Common pattern of handling deferred probe can be simplified with > dev_err_probe(). Less code and the error value gets printed. > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> > --- > drivers/i2c/busses/i2c-xiic.c | 9 ++++----- > 1 file changed, 4 insertions(+), 5 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c > index 90c1c362394d..a97438f35c5d 100644 > --- a/drivers/i2c/busses/i2c-xiic.c > +++ b/drivers/i2c/busses/i2c-xiic.c > @@ -787,11 +787,10 @@ static int xiic_i2c_probe(struct platform_device *pdev) > init_waitqueue_head(&i2c->wait); > > i2c->clk = devm_clk_get(&pdev->dev, NULL); > - if (IS_ERR(i2c->clk)) { > - if (PTR_ERR(i2c->clk) != -EPROBE_DEFER) > - dev_err(&pdev->dev, "input clock not found.\n"); > - return PTR_ERR(i2c->clk); > - } > + if (IS_ERR(i2c->clk)) > + return dev_err_probe(&pdev->dev, PTR_ERR(i2c->clk), > + "input clock not found.\n"); > + > ret = clk_prepare_enable(i2c->clk); > if (ret) { > dev_err(&pdev->dev, "Unable to enable clock.\n"); > -- > 2.17.1 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel I see that this didn't go through. Acked-by: Michal Simek <michal.simek@xilinx.com> Wolfram: Can you please apply? Thanks, Michal -- Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91 w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel - Xilinx Microblaze Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs
On Wed, Sep 02, 2020 at 05:06:36PM +0200, Krzysztof Kozlowski wrote: > Common pattern of handling deferred probe can be simplified with > dev_err_probe(). Less code and the error value gets printed. > > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Applied to for-next, thanks!
diff --git a/drivers/i2c/busses/i2c-stm32.c b/drivers/i2c/busses/i2c-stm32.c index 3f69a3bb6119..198f848b7be9 100644 --- a/drivers/i2c/busses/i2c-stm32.c +++ b/drivers/i2c/busses/i2c-stm32.c @@ -25,9 +25,8 @@ struct stm32_i2c_dma *stm32_i2c_dma_request(struct device *dev, /* Request and configure I2C TX dma channel */ dma->chan_tx = dma_request_chan(dev, "tx"); if (IS_ERR(dma->chan_tx)) { - ret = PTR_ERR(dma->chan_tx); - if (ret != -EPROBE_DEFER) - dev_err(dev, "can't request DMA tx channel\n"); + ret = dev_err_probe(dev, PTR_ERR(dma->chan_tx), + "can't request DMA tx channel\n"); goto fail_al; } @@ -45,10 +44,8 @@ struct stm32_i2c_dma *stm32_i2c_dma_request(struct device *dev, /* Request and configure I2C RX dma channel */ dma->chan_rx = dma_request_chan(dev, "rx"); if (IS_ERR(dma->chan_rx)) { - ret = PTR_ERR(dma->chan_rx); - if (ret != -EPROBE_DEFER) - dev_err(dev, "can't request DMA rx channel\n"); - + ret = dev_err_probe(dev, PTR_ERR(dma->chan_rx), + "can't request DMA rx channel\n"); goto fail_tx; } diff --git a/drivers/i2c/busses/i2c-stm32f4.c b/drivers/i2c/busses/i2c-stm32f4.c index 48e269284369..937c2c8fd349 100644 --- a/drivers/i2c/busses/i2c-stm32f4.c +++ b/drivers/i2c/busses/i2c-stm32f4.c @@ -797,10 +797,8 @@ static int stm32f4_i2c_probe(struct platform_device *pdev) rst = devm_reset_control_get_exclusive(&pdev->dev, NULL); if (IS_ERR(rst)) { - ret = PTR_ERR(rst); - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "Error: Missing reset ctrl\n"); - + ret = dev_err_probe(&pdev->dev, PTR_ERR(rst), + "Error: Missing reset ctrl\n"); goto clk_free; } reset_control_assert(rst); diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c index bff3479fe122..a8f1758e4c5b 100644 --- a/drivers/i2c/busses/i2c-stm32f7.c +++ b/drivers/i2c/busses/i2c-stm32f7.c @@ -1968,11 +1968,9 @@ static int stm32f7_i2c_probe(struct platform_device *pdev) "wakeup-source"); i2c_dev->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(i2c_dev->clk)) { - if (PTR_ERR(i2c_dev->clk) != -EPROBE_DEFER) - dev_err(&pdev->dev, "Failed to get controller clock\n"); - return PTR_ERR(i2c_dev->clk); - } + if (IS_ERR(i2c_dev->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(i2c_dev->clk), + "Failed to get controller clock\n"); ret = clk_prepare_enable(i2c_dev->clk); if (ret) { @@ -1982,10 +1980,8 @@ static int stm32f7_i2c_probe(struct platform_device *pdev) rst = devm_reset_control_get(&pdev->dev, NULL); if (IS_ERR(rst)) { - ret = PTR_ERR(rst); - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, "Error: Missing reset ctrl\n"); - + ret = dev_err_probe(&pdev->dev, PTR_ERR(rst), + "Error: Missing reset ctrl\n"); goto clk_free; } reset_control_assert(rst); @@ -2052,13 +2048,11 @@ static int stm32f7_i2c_probe(struct platform_device *pdev) i2c_dev->dma = stm32_i2c_dma_request(i2c_dev->dev, phy_addr, STM32F7_I2C_TXDR, STM32F7_I2C_RXDR); - if (PTR_ERR(i2c_dev->dma) == -ENODEV) + if (PTR_ERR(i2c_dev->dma) == -ENODEV) { i2c_dev->dma = NULL; - else if (IS_ERR(i2c_dev->dma)) { - ret = PTR_ERR(i2c_dev->dma); - if (ret != -EPROBE_DEFER) - dev_err(&pdev->dev, - "Failed to request dma error %i\n", ret); + } else if (IS_ERR(i2c_dev->dma)) { + ret = dev_err_probe(&pdev->dev, PTR_ERR(i2c_dev->dma), + "Failed to request dma error\n"); goto fmp_clear; }
Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and the error value gets printed. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> --- drivers/i2c/busses/i2c-stm32.c | 11 ++++------- drivers/i2c/busses/i2c-stm32f4.c | 6 ++---- drivers/i2c/busses/i2c-stm32f7.c | 24 +++++++++--------------- 3 files changed, 15 insertions(+), 26 deletions(-)