diff options
| author | Alexander Stein <alexander.stein@ew.tq-group.com> | 2025-04-08 12:02:59 +0200 |
|---|---|---|
| committer | Andi Shyti <andi@smida.it> | 2025-05-19 22:23:54 +0200 |
| commit | f4a5f881523196efee8c97ab292a30f295258fef (patch) | |
| tree | e0e6ab494545bf831a87915af561d5522a618a33 /drivers/i2c | |
| parent | 7b174126124560f15e392fe5767face99e61ddb1 (diff) | |
| download | net-f4a5f881523196efee8c97ab292a30f295258fef.tar.gz | |
i2c: imx: add some dev_err_probe calls
Add corresponding error messages if DMA channels are not available during
probe. Using dev_err_probe adds deferred probe messages as well.
Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://lore.kernel.org/r/20250408100300.556703-1-alexander.stein@ew.tq-group.com
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/i2c-imx.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c index 9e5d454d8318e8..de01dfecb16e66 100644 --- a/drivers/i2c/busses/i2c-imx.c +++ b/drivers/i2c/busses/i2c-imx.c @@ -1711,11 +1711,11 @@ static int i2c_imx_probe(struct platform_device *pdev) irq = platform_get_irq(pdev, 0); if (irq < 0) - return irq; + return dev_err_probe(&pdev->dev, irq, "can't get IRQ\n"); base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(base)) - return PTR_ERR(base); + return dev_err_probe(&pdev->dev, PTR_ERR(base), "can't get IO memory\n"); phy_addr = (dma_addr_t)res->start; i2c_imx = devm_kzalloc(&pdev->dev, sizeof(*i2c_imx), GFP_KERNEL); @@ -1810,13 +1810,15 @@ static int i2c_imx_probe(struct platform_device *pdev) */ ret = i2c_imx_dma_request(i2c_imx, phy_addr); if (ret) { - if (ret == -EPROBE_DEFER) + if (ret == -EPROBE_DEFER) { + dev_err_probe(&pdev->dev, ret, "can't get DMA channels\n"); goto clk_notifier_unregister; - else if (ret == -ENODEV) + } else if (ret == -ENODEV) { dev_dbg(&pdev->dev, "Only use PIO mode\n"); - else + } else { dev_warn(&pdev->dev, "Failed to setup DMA (%pe), only use PIO mode\n", ERR_PTR(ret)); + } } /* Add I2C adapter */ |