Messages in this thread Patch in this message | | | From | Olivier Moysan <> | Subject | [PATCH 2/6] ASoC: stm32: spdifrx: manage error when getting reset controller | Date | Mon, 3 Feb 2020 11:08:10 +0100 |
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Return an error when the SPDIFRX driver fails to get a reset controller. Also add an error trace, except on probe defer status.
Signed-off-by: Etienne Carriere <etienne.carriere@st.com> Signed-off-by: Olivier Moysan <olivier.moysan@st.com> --- sound/soc/stm/stm32_spdifrx.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-)
diff --git a/sound/soc/stm/stm32_spdifrx.c b/sound/soc/stm/stm32_spdifrx.c index 3769d9ce5dbe..9f80ddf34443 100644 --- a/sound/soc/stm/stm32_spdifrx.c +++ b/sound/soc/stm/stm32_spdifrx.c @@ -978,12 +978,16 @@ static int stm32_spdifrx_probe(struct platform_device *pdev) return ret; } - rst = devm_reset_control_get_exclusive(&pdev->dev, NULL); - if (!IS_ERR(rst)) { - reset_control_assert(rst); - udelay(2); - reset_control_deassert(rst); + rst = devm_reset_control_get_optional_exclusive(&pdev->dev, NULL); + if (IS_ERR(rst)) { + if (PTR_ERR(rst) != -EPROBE_DEFER) + dev_err(&pdev->dev, "Reset controller error %ld\n", + PTR_ERR(rst)); + return PTR_ERR(rst); } + reset_control_assert(rst); + udelay(2); + reset_control_deassert(rst); ret = devm_snd_soc_register_component(&pdev->dev, &stm32_spdifrx_component, -- 2.17.1
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